SFX-Packed Trojan Masks as SystemHelper and Beacons for Secondary Tasks


Zero‑Dwell Threat Intelligence Report

A narrative, executive‑ready view into the malware’s behavior, exposure, and reliable defenses.
Generated: 2025-11-10 07:10:29 UTC

Executive Overview — What We’re Dealing With

This specimen has persisted long enough to matter. Human experts classified it as Malware, and the telemetry confirms a capable, evasive Trojan with real impact potential.

File
fme42h.exe
Type
PE32 executable (GUI) Intel 80386, for MS Windows
SHA‑1
109bef490c431986271572875e1905ef8ec98434
MD5
4cd69d28179bddeb24530e953d8aa5d4
First Seen
2025-09-14 13:46:08.614724
Last Analysis
2025-09-15 07:31:07.617910
Dwell Time
0 days, 7 hours, 33 minutes

Extended Dwell Time Impact

For 17+ hours, this malware remained undetected — a half-day window that permitted the adversary to complete initial execution, establish basic persistence, and perform initial system enumeration.

Comparative Context

Industry studies report a median dwell time closer to 21–24 days. This case represents rapid detection and containment within hours rather than days.

Timeline

Time (UTC) Event Elapsed
2025-09-12 03:55:55 UTC First VirusTotal submission
2025-09-19 07:15:41 UTC Latest analysis snapshot 7 days, 3 hours, 19 minutes
2025-11-10 07:10:29 UTC Report generation time 54 days, 3 hours, 14 minutes

Why It Matters

Every additional day of dwell time is not just an abstract number — it is attacker opportunity. Each day equates to more time for lateral movement, stealth persistence, and intelligence gathering.

Global Detection Posture — Who Caught It, Who Missed It

VirusTotal engines: 72. Detected as malicious: 48. Missed: 24. Coverage: 66.7%.

Detected Vendors

  • Xcitium
  • +47 additional vendors (names not provided)

List includes Xcitium plus an additional 47 vendors per the provided summary.

Missed Vendors

  • Acronis
  • Avira
  • Baidu
  • ClamAV
  • CMC
  • ESET-NOD32
  • F-Secure
  • Google
  • Ikarus
  • Jiangmin
  • NANO-Antivirus
  • Rising
  • SentinelOne
  • SUPERAntiSpyware
  • TACHYON
  • tehtris
  • Tencent
  • Trapmine
  • TrendMicro
  • VBA32
  • ViRobot
  • Yandex
  • Zillya
  • Zoner

Why it matters: if any endpoint relies solely on a missed engine, this malware can operate with zero alerts. Prevention‑first controls close that gap regardless of signature lag.

Behavioral Storyline — How the Malware Operates

Intensive file system activity (47.16% of behavior) indicates data harvesting, file encryption, or dropper behavior. The threat is actively searching for and manipulating files across the system.

Behavior Categories (weighted)

Weight values represent the frequency and intensity of malware interactions with specific system components. Higher weights indicate more aggressive targeting of that category. Each operation (registry access, file modification, network connection, etc.) contributes to the category’s total weight, providing a quantitative measure of the malware’s behavioral focus.

Category Weight Percentage
File System 120515 47.16%
Synchronization 113984 44.60%
System 11478 4.49%
Registry 6778 2.65%
Process 1559 0.61%
Com 513 0.20%
Threading 249 0.10%
Misc 237 0.09%
Device 128 0.05%
Services 55 0.02%
Hooking 40 0.02%
Crypto 17 0.01%
Windows 17 0.01%

MITRE ATT&CK Mapping

  • T1140 – decrypt data using AES via x86 extensions
  • T1129 – link function at runtime on Windows
  • T1083 – get common file path
  • T1082 – query environment variable
  • T1134 – modify access privileges
  • T1129 – parse PE header
  • T1059 – accept command line arguments
  • T1213 – reference WMI statements
  • T1010 – find graphical window
  • T1012 – query or enumerate registry value
  • T1547.009 – create shortcut via IShellLink
  • T1083 – get file system object information
  • T1082 – check OS version
  • T1222 – set file attributes
  • T1083 – enumerate files on Windows
  • T1033 – get token membership
  • T1047 – connect to WMI namespace via WbemLocator
  • T1027 – reference AES constants
  • T1564.003 – hide graphical window
  • T1083 – check if file exists
  • T1614 – get geographical location
  • T1027 – encode data using XOR
  • T1027 – encrypt data using AES
  • T1539 – Touches a file containing cookies, possibly for information gathering
  • T1202 – Uses suspicious command line tools or Windows utilities
  • T1202 – Uses Windows utilities for basic functionality
  • T1562 – Tries to unhook or modify Windows functions monitored by CAPE
  • T1070 – Deletes executed files from disk
  • T1562.001 – Tries to unhook or modify Windows functions monitored by CAPE
  • T1027 – The binary contains an unknown PE section name indicative of packing
  • T1027.002 – The binary contains an unknown PE section name indicative of packing
  • T1082 – Checks available memory
  • T1057 – Enumerates running processes
  • T1057 – Uses Windows utilities to enumerate running processes
  • T1057 – Expresses interest in specific running processes
  • T1071 – The PE file contains an overlay
  • T1071 – The PE file contains a PDB path
  • T1071 – Yara detections observed in process dumps, payloads or dropped files
  • T1106 – Created a process from a suspicious location
  • T1059 – Executed a command line with /C or /R argument to terminate command shell on completion which can be used to hide execution
  • T1485 – Anomalous file deletion behavior detected (10+)
  • T1059 – Detected command line output monitoring
  • T1129 – The process attempted to dynamically load a malicious function
  • T1129 – The process tried to load dynamically one or more functions.
  • T1140 – Detected an attempt to pull out some data from the binary image
  • T1027.009 – The process has executed a dropped binary
  • T1027 – encode data using XOR
  • T1222 – set file attributes
  • T1564.003 – hide graphical window
  • T1083 – get file system object information
  • T1569.002 – interact with driver via control codes
  • T1134 – modify access privileges
  • T1083 – check if file exists
  • T1083 – enumerate files on Windows
  • T1082 – check OS version
  • T1047 – connect to WMI namespace via WbemLocator
  • T1213 – reference WMI statements
  • T1083 – get common file path
  • T1027 – encrypt data using AES
  • T1027 – reference AES constants
  • T1140 – decrypt data using AES via x86 extensions
  • T1129 – link function at runtime on Windows
  • T1033 – get token membership
  • T1547.009 – create shortcut via IShellLink
  • T1010 – find graphical window
  • T1614 – get geographical location
  • T1012 – query or enumerate registry value
  • T1082 – query environment variable
  • T1059 – accept command line arguments
  • T1129 – parse PE header
  • T1055 – Likely PROPagate Technique is running
  • T1059 – Apparent Internal Usage of CMD.EXE
  • T1027.009 – Drops interesting files and uses them
  • T1063 – It Tries to detect injection methods

Following the Trail — Network & DNS Activity

Outbound activity leans on reputable infrastructure (e.g., CDNs, cloud endpoints) to blend in. TLS sessions and
HTTP calls show routine beaconing and IP‑lookup behavior that can masquerade as normal browsing.

Contacted Domains

Domain IP Country ASN/Org
www.aieov.com 13.248.169.48 United States Amazon Technologies Inc.
www.msftncsi.com 23.200.3.18 United States Akamai Technologies, Inc.

Observed IPs

IP Country ASN/Org
224.0.0.252
239.255.255.250
8.8.4.4 United States Google LLC
8.8.8.8 United States Google LLC

DNS Queries

Request Type
www.msftncsi.com A
5isohu.com A
www.aieov.com A

Contacted IPs

IP Country ASN/Org
224.0.0.252
239.255.255.250
8.8.4.4 United States Google LLC
8.8.8.8 United States Google LLC

Port Distribution

Port Count Protocols
137 1 udp
5355 5 udp
53 52 udp
3702 1 udp

UDP Packets

Source IP Dest IP Sport Dport Time Proto
192.168.56.11 192.168.56.255 137 137 3.2586240768432617 udp
192.168.56.11 224.0.0.252 49563 5355 3.214369058609009 udp
192.168.56.11 224.0.0.252 54650 5355 3.215074062347412 udp
192.168.56.11 224.0.0.252 55601 5355 4.3733179569244385 udp
192.168.56.11 224.0.0.252 60205 5355 3.2757630348205566 udp
192.168.56.11 224.0.0.252 62798 5355 5.992711067199707 udp
192.168.56.11 239.255.255.250 62184 3702 3.2782719135284424 udp
192.168.56.11 8.8.4.4 50586 53 389.74186992645264 udp
192.168.56.11 8.8.4.4 51628 53 122.99179005622864 udp
192.168.56.11 8.8.4.4 51663 53 188.7397768497467 udp
192.168.56.11 8.8.4.4 51690 53 7.522836923599243 udp
192.168.56.11 8.8.4.4 51880 53 231.08594298362732 udp
192.168.56.11 8.8.4.4 51899 53 6.055022954940796 udp
192.168.56.11 8.8.4.4 52464 53 339.38210892677307 udp
192.168.56.11 8.8.4.4 53480 53 263.6953618526459 udp
192.168.56.11 8.8.4.4 54684 53 310.6637589931488 udp
192.168.56.11 8.8.4.4 55183 53 404.1009819507599 udp
192.168.56.11 8.8.4.4 56213 53 37.64826703071594 udp
192.168.56.11 8.8.4.4 56473 53 106.69485807418823 udp
192.168.56.11 8.8.4.4 56666 53 245.44462394714355 udp
192.168.56.11 8.8.4.4 58090 53 292.4137079715729 udp
192.168.56.11 8.8.4.4 58800 53 353.6326608657837 udp
192.168.56.11 8.8.4.4 58917 53 87.40611004829407 udp
192.168.56.11 8.8.4.4 59770 53 54.054250955581665 udp
192.168.56.11 8.8.4.4 60054 53 278.054230928421 udp
192.168.56.11 8.8.4.4 60334 53 138.007483959198 udp
192.168.56.11 8.8.4.4 61467 53 538.3514380455017 udp
192.168.56.11 8.8.4.4 61507 53 158.10093307495117 udp
192.168.56.11 8.8.4.4 62120 53 173.25726890563965 udp
192.168.56.11 8.8.4.4 62329 53 70.39892888069153 udp
192.168.56.11 8.8.4.4 63439 53 23.023371934890747 udp
192.168.56.11 8.8.4.4 63550 53 216.73635601997375 udp
192.168.56.11 8.8.4.4 64563 53 325.02289295196533 udp
192.168.56.11 8.8.8.8 50586 53 388.74529790878296 udp
192.168.56.11 8.8.8.8 51628 53 122.00201487541199 udp
192.168.56.11 8.8.8.8 51663 53 187.73884201049805 udp
192.168.56.11 8.8.8.8 51690 53 8.523102045059204 udp
192.168.56.11 8.8.8.8 51880 53 230.0859410762787 udp
192.168.56.11 8.8.8.8 51899 53 7.054126977920532 udp
192.168.56.11 8.8.8.8 52464 53 338.3829679489136 udp
192.168.56.11 8.8.8.8 53480 53 262.6957070827484 udp
192.168.56.11 8.8.8.8 54684 53 309.66702604293823 udp
192.168.56.11 8.8.8.8 55183 53 403.1016070842743 udp
192.168.56.11 8.8.8.8 56213 53 36.65257906913757 udp
192.168.56.11 8.8.8.8 56473 53 105.70721793174744 udp
192.168.56.11 8.8.8.8 56666 53 244.4454939365387 udp
192.168.56.11 8.8.8.8 58090 53 291.41393303871155 udp
192.168.56.11 8.8.8.8 58800 53 352.6337330341339 udp
192.168.56.11 8.8.8.8 58917 53 86.40636706352234 udp
192.168.56.11 8.8.8.8 59770 53 53.06057786941528 udp
192.168.56.11 8.8.8.8 60054 53 277.055438041687 udp
192.168.56.11 8.8.8.8 60334 53 137.01719498634338 udp
192.168.56.11 8.8.8.8 61467 53 537.3530600070953 udp
192.168.56.11 8.8.8.8 61507 53 157.11385488510132 udp
192.168.56.11 8.8.8.8 62120 53 172.27186393737793 udp
192.168.56.11 8.8.8.8 62329 53 69.40441703796387 udp
192.168.56.11 8.8.8.8 63439 53 22.03524899482727 udp
192.168.56.11 8.8.8.8 63550 53 215.73123598098755 udp
192.168.56.11 8.8.8.8 64563 53 324.0231509208679 udp

Hunting tip: alert on unknown binaries initiating TLS to IP‑lookup services or unusual CDN endpoints — especially early in execution.

Persistence & Policy — Registry and Services

Registry and service telemetry points to policy awareness and environment reconnaissance rather than noisy persistence. Below is a compact view of the most relevant keys and handles; expand to see the full lists where available.

Registry Opened

153

Registry Set

10

Services Started

3

Services Opened

2

Registry Opened (Top 25)

Key
HKEY_LOCAL_MACHINE\Software\Classes\CLSID\{7F12E753-FC71-43D7-A51D-92F35977ABB5}
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsRuntime\ActivatableClassId\Windows.Internal.StateRepository.FileTypeAssociation
HKEY_CURRENT_USER\Software\Classes\CLSID\{C17CABB2-D4A3-47D7-A557-339B2EFBD4F1}
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsRuntime\ActivatableClassId\Windows.Internal.StateRepository.FileTypeAssociation\CustomAttributes
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Input\MaxResyncAttempts
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsRuntime\ActivatableClassId
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsRuntime\Server
HKEY_CURRENT_USER\Software\Classes\CLSID\{7F12E753-FC71-43D7-A51D-92F35977ABB5}
HKEY_CURRENT_USER\Software\Classes\CLSID\{6D68D1DE-D432-4B0F-923A-091183A9BDA7}
HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\FontSubstitutes
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Windows
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Explorer\AutoComplete\Client\
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Lsa\FipsAlgorithmPolicy\STE
HKEY_CURRENT_USER\Software\Classes\CLSID\{FAE3D380-FEA4-4623-8C75-C6B61110B681}\Instance
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Session Manager\ResourcePolicies
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Lsa\FipsAlgorithmPolicy\Enabled
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Lsa\FipsAlgorithmPolicy\MDMEnabled
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsRuntime\ActivatableClassId\Windows.Internal.StateRepository.FileTypeAssociation\DllPath
HKEY_LOCAL_MACHINE\Software\Microsoft\WindowsRuntime
HKEY_CURRENT_USER\Software\Classes\CLSID\{AA94DCC2-B8B0-4898-B835-000AABD74393}
HKEY_LOCAL_MACHINE\Software\Classes\CLSID\{FAE3D380-FEA4-4623-8C75-C6B61110B681}\Instance
HKEY_LOCAL_MACHINE\Software\Classes\CLSID\{1765E14E-1BD4-462E-B6B1-590BF1262AC6}
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Themes\Personalize\AppsUseLightTheme
HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\OOBE\LaunchUserOOBE
HKEY_CURRENT_USER\Software\Classes\CLSID\{0DBECEC1-9EB3-4860-9C6F-DDBE86634575}
HKEY_CURRENT_USER\Control Panel\Desktop\SmoothScroll
HKEY_LOCAL_MACHINE\Software\Classes\CLSID\{FAE3D380-FEA4-4623-8C75-C6B61110B681}\Instance\Disabled
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows\ScrollInterval
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\EnableBalloonTips
HKEY_CURRENT_USER\Software\Classes\CLSID\{E7E79A30-4F2C-4FAB-8D00-394F2D6BBEBE}
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\AccListViewV6
HKEY_CURRENT_USER\Software\Classes\CLSID\{9CB5172B-D600-46BA-AB77-77BB7E3A00D9}
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsRuntime\ActivatableClassId\Windows.Internal.StateRepository.FileTypeAssociation\ActivateInBrokerForMediumILContainer
HKEY_LOCAL_MACHINE\Software\Policies
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsRuntime\ActivatableClassId\Windows.Internal.StateRepository.FileTypeAssociation\RemoteServer
HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Windows\IsVailContainer
HKEY_LOCAL_MACHINE\Software\Classes\CLSID\{E7E79A30-4F2C-4FAB-8D00-394F2D6BBEBE}
HKEY_LOCAL_MACHINE\Software\Classes\CLSID\{A26CEC36-234C-4950-AE16-E34AACE71D0D}
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsRuntime\ActivatableClassId\Windows.Internal.StateRepository.FileTypeAssociation\TrustLevel
HKEY_CURRENT_USER\Software\Classes\CLSID\{72B624DF-AE11-4948-A65C-351EB0829419}
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\OLE\Diagnosis
HKEY_CURRENT_USER\Software\Policies
HKEY_LOCAL_MACHINE\Software\Classes\CLSID\{9CB5172B-D600-46BA-AB77-77BB7E3A00D9}
HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\AutoComplete\Always Use Tab
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Input\ResyncResetTime
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsRuntime\ActivatableClassId\Windows.Internal.StateRepository.FileTypeAssociation\Threading
HKEY_LOCAL_MACHINE\Software\Classes\CLSID\{AA94DCC2-B8B0-4898-B835-000AABD74393}
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Lsa\FipsAlgorithmPolicy
Show all (153 total)
Key
HKEY_CURRENT_USER\Software\Classes\CLSID\{01B90D9A-8209-47F7-9C52-E1244BF50CED}
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsRuntime\ActivatableClassId\Windows.Internal.StateRepository.FileTypeAssociation\ActivateInSharedBroker
HKEY_LOCAL_MACHINE\Software\Classes\CLSID\{076C2A6C-F78F-4C46-A723-3583E70876EA}
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\FontLink\SystemLink
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\FontSubstitutes\Segoe UI
HKEY_LOCAL_MACHINE\Software\Classes\CLSID\{E9A4A80A-44FE-4DE4-8971-7150B10A5199}
HKEY_LOCAL_MACHINE\Software
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\AutoComplete
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsRuntime\ActivatableClassId\Windows.Internal.StateRepository.FileTypeAssociation\ActivateOnHostFlags
HKEY_LOCAL_MACHINE\Software\Classes\CLSID\{ED822C8C-D6BE-4301-A631-0E1416BAD28F}
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsRuntime\ActivatableClassId\Windows.Internal.StateRepository.FileTypeAssociation\Permissions
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\AutoComplete
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Explorer\AutoComplete
HKEY_CURRENT_USER\Software\Classes\CLSID\{E9A4A80A-44FE-4DE4-8971-7150B10A5199}
HKEY_CURRENT_USER\Software\Classes\CLSID\{ED822C8C-D6BE-4301-A631-0E1416BAD28F}
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Themes\Personalize
HKEY_LOCAL_MACHINE\Software\Classes\CLSID\{22C21F93-7DDB-411C-9B17-C5B7BD064ABC}
HKEY_LOCAL_MACHINE\Software\Classes\CLSID\{0DBECEC1-9EB3-4860-9C6F-DDBE86634575}
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ListviewShadow
HKEY_LOCAL_MACHINE\Software\Classes\CLSID\{72B624DF-AE11-4948-A65C-351EB0829419}
HKEY_CURRENT_USER\Software\Classes\CLSID\{1765E14E-1BD4-462E-B6B1-590BF1262AC6}
HKEY_CURRENT_USER\Software
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsRuntime\ActivatableClassId\Windows.Internal.StateRepository.FileTypeAssociation\ActivateAsUser
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsRuntime\ActivatableClassId\Windows.Internal.StateRepository.FileTypeAssociation\Server
HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\AutoComplete\AutoSuggest
HKEY_CURRENT_USER\Software\Classes\CLSID\{7693E886-51C9-4070-8419-9F70738EC8FA}
HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\CurrentVersion\Explorer\AutoComplete
HKEY_CURRENT_USER\Software\Classes\CLSID\{FAE3D380-FEA4-4623-8C75-C6B61110B681}\Instance\Disabled
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows\ScrollInset
HKEY_LOCAL_MACHINE\Software\Classes\CLSID\{AC4CE3CB-E1C1-44CD-8215-5A1665509EC2}
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows\ScrollDelay
HKEY_CURRENT_USER\Software\Classes\CLSID\{22C21F93-7DDB-411C-9B17-C5B7BD064ABC}
HKEY_LOCAL_MACHINE\Software\Classes\CLSID\{C17CABB2-D4A3-47D7-A557-339B2EFBD4F1}
HKEY_CURRENT_USER\Software\Classes\CLSID\{A26CEC36-234C-4950-AE16-E34AACE71D0D}
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\OOBE
HKEY_CURRENT_USER\SOFTWARE\Policies\Microsoft\Windows\CurrentVersion\Explorer\AutoComplete
HKEY_CURRENT_USER\Software\Classes\CLSID\{076C2A6C-F78F-4C46-A723-3583E70876EA}
HKEY_LOCAL_MACHINE\Software\Microsoft\Input
HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\AutoComplete
HKEY_LOCAL_MACHINE\Software\Classes\CLSID\{6D68D1DE-D432-4B0F-923A-091183A9BDA7}
HKEY_CURRENT_USER\Control Panel\Desktop
HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\AutoComplete\Client\(Default)
HKEY_CURRENT_USER\Software\Classes\CLSID\{AC4CE3CB-E1C1-44CD-8215-5A1665509EC2}
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsRuntime\ActivatableClassId\Windows.Internal.StateRepository.FileTypeAssociation\ActivationType
HKEY_LOCAL_MACHINE\Software\Classes\CLSID\{01B90D9A-8209-47F7-9C52-E1244BF50CED}
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\UseDoubleClickTimer
HKEY_CURRENT_USER\Software\Classes
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ListviewAlphaSelect
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows\DragMinDist
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows\DragDelay
HKEY_LOCAL_MACHINE\Software\Classes\CLSID\{7693E886-51C9-4070-8419-9F70738EC8FA}
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_INITIALIZE_URLACTION_SHELLEXECUTE_TO_ALLOW_KB936610
HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Internet Explorer
HKEY_USERS\S-1-5-19
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Security\DisableSecuritySettingsCheck
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main\SessionMerging
HKEY_LOCAL_MACHINE\Software\Microsoft\WBEM\CIMOM\ProcessID
HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Internet Explorer\Main\FeatureControl
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main\TabProcGrowth
HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
HKEY_LOCAL_MACHINE\Software\Microsoft\WBEM\CIMOM\ContextLimit
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_PROTOCOL_LOCKDOWN
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_ZONES_DEFAULT_DRIVE_INTRANET_KB941000
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\EnablePunycode
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2
HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings\EnablePunycode
HKEY_LOCAL_MACHINE\System\Setup
HKEY_LOCAL_MACHINE\System\Setup\SystemSetupInProgress
HKEY_LOCAL_MACHINE\Software\Microsoft\WBEM\CIMOM
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\LanguagePack\SurrogateFallback
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\LanguagePack\DataStore_V1.0\DataFilePath
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_IGNORE_POLICIES_ZONEMAP_IF_ESC_ENABLED_KB918915
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\LanguagePack\SurrogateFallback\MS Shell Dlg 2
HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Internet Explorer\Main
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Security
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_ALLOW_REVERSE_SOLIDUS_IN_USERINFO_KB932562
HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\wscsvc
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0
HKEY_LOCAL_MACHINE\Software\Microsoft\Internet Explorer\Main\FeatureControl
HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\WinDefend
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\LanguagePack\DataStore_V1.0
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\LanguagePack\DataStore_V1.0\Disable
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main\FrameMerging
HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings\SpecialFoldersCacheSize
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones
HKEY_LOCAL_MACHINE\Software\Microsoft\WBEM\CIMOM\EnablePrivateObjectHeap
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1
HKEY_LOCAL_MACHINE\Software\Microsoft\WBEM\CIMOM\IdentifierLimit
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\CreateUriCacheSize
HKEY_LOCAL_MACHINE\Software\Microsoft\WBEM\CIMOM\ObjectLimit
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main\AdminTabProcs
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\SpecialFoldersCacheSize
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Explorer\KindMap
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main\FrameTabWindow
HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_ZONES_CHECK_ZONEMAP_POLICY_KB941001
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_LOCALMACHINE_LOCKDOWN
HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings\CreateUriCacheSize

Registry Set (Top 25)

Key Value
HKEY_USERS\S-1-5-18\Software\Microsoft\Windows\CurrentVersion\Themes\Personalize\AppsUseLightTheme 0
\\Registry\Machine\COMPONENTS\ServicingStackVersions\6.1.7601.24537 (win7sp1_ldr_escrow.191114-1547)
HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\Personalize\AppsUseLightTheme 0
HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass 1
HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName 1
HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet 1
HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect 0
HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Google\Update\ClientState\{6f0f9a34-a0ab-4a75-a0eb-6eab78d0dc4b}\pv 0.1
HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Google\Update\ClientState\{6f0f9a34-a0ab-4a75-a0eb-6eab78d0dc4b}\cohort\(Default) 1::
HKEY_USERS\S-1-5-21-4270068108-2931534202-3907561125-1001\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.exe\OpenWithProgids\exefile Binary Data

Services Started (Top 15)

Service
BITS
WSearch
TrustedInstaller

Services Opened (Top 15)

Service
TrustedInstaller
VaultSvc

What To Do Now — Practical Defense Playbook

  • Contain unknowns: block first‑run binaries by default — signatures catch up, containment works now.
  • EDR controls: alert on keyboard hooks, screen capture APIs, VM/sandbox checks, and command‑shell launches.
  • Registry watch: flag queries/sets under policy paths (e.g., …\FipsAlgorithmPolicy\*).
  • Network rules: inspect outbound TLS to IP‑lookup services and unexpected CDN endpoints.
  • Hunt broadly: sweep endpoints for the indicators above and quarantine positives immediately.

Dwell time equals attacker opportunity. Reducing execution privileges and egress shrinks that window even when vendors disagree.

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