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.

Extended Dwell Time Impact

For 1+ hours, this malware remained undetected — a limited but sufficient window for the adversary to complete initial execution and establish basic system access.

Global Detection Posture — Who Caught It, Who Missed It

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

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.

MITRE ATT&CK Mapping

• T1057 – enumerate processes
• T1518 – enumerate processes
• T1082 – enumerate disk volumes
• T1007 – query service status
• T1083 – get file size
• T1082 – get system information on Windows
• T1083 – check if file exists
• T1082 – get hostname
• T1083 – enumerate files recursively
• T1027 – encode data using XOR
• T1083 – enumerate files on Windows
• T1543.003 – stop service
• T1489 – stop service
• T1129 – link function at runtime on Windows
• T1082 – get memory capacity
• T1027.005 – contain obfuscated stackstrings
• T1055.003 – hijack thread execution
• T1620 – hijack thread execution
• T1113 – capture screenshot
• T1027 – encrypt data using Curve25519
• T1027 – encrypt data using Salsa20 or ChaCha
• T1083 – get common file path
• T1135 – enumerate network shares
• T1082 – query environment variable
• T1016.001 – list domain servers
• T1129 – parse PE header
• T1082 – get disk information
• T1564 – A process created a hidden window
• T1202 – Uses suspicious command line tools or Windows utilities
• T1562 – Attempts to modify Windows Defender using PowerShell
• T1562 – Attempts to disable Windows Defender
• T1036 – A file was accessed within the Public folder.
• T1055 – Creates a process in a suspended state, likely for injection
• T1055 – Contains .tls (Thread Local Storage) section
• T1112 – Adds itself to the Safe Mode boot to ensure its start
• T1112 – Installs itself for autorun at Windows startup
• T1548 – A file was accessed within the Public folder.
• T1064 – A scripting utility was executed
• T1562.001 – Attempts to modify Windows Defender using PowerShell
• T1562.001 – Attempts to disable Windows Defender
• T1564.003 – A process created a hidden window
• T1547 – Adds itself to the Safe Mode boot to ensure its start
• T1547 – Installs itself for autorun at Windows startup
• T1547.001 – Adds itself to the Safe Mode boot to ensure its start
• T1547.001 – Installs itself for autorun at Windows startup
• T1082 – Checks available memory
• T1057 – Enumerates running processes
• T1071 – Reads from the memory of another process
• T1071 – At least one IP Address, Domain, or File Name was found in a crypto call
• T1106 – Guard pages use detected – possible anti-debugging.
• T1059 – Attempts to modify Windows Defender using PowerShell
• T1059 – A scripting utility was executed
• T1059 – Attempts to disable Windows Defender
• T1486 – Exhibits possible ransomware or wiper file modification behavior: mass_file_deletion overwrites_existing_files
• T1091 – Checks for available system drives (often done to infect USB drives)
• T1547.001 – Stores files to the Windows startup directory
• T1547.001 – Registers a service to start in safe boot mode
• T1547.001 – Creates an autostart registry key
• T1036 – Creates files inside the user directory
• T1562.001 – Disable Task Manager(disabletaskmgr)
• T1562.001 – Disables Windows Defender
• T1562.001 – Disables the Windows task manager (taskmgr)
• T1562.001 – Modifies Windows Defender protection settings
• T1497 – May sleep (evasive loops) to hinder dynamic analysis
• T1070.004 – May delete shadow drive data (may be related to ransomware)
• T1057 – Queries a list of all running processes
• T1120 – Sample is looking for USB drives. Launch the sample with the USB Fake Disk cookbook
• T1120 – Checks for available system drives (often done to infect USB drives)
• T1082 – Queries the volume information (name, serial number etc) of a device
• T1090 – Found Tor onion address
• T1486 – Modifies user documents (likely ransomware behavior)
• T1486 – Writes a notice file (html or txt) to demand a ransom

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.

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