General

  • Target
    b3904b9f42cb877e8534f96ad1519abb4f3bcb772c38d8ac5e1101fbbd575cce.exe
  • Size 868KB
  • Sample260810-r6ey3s1dkd
  • SHA256 b3904b9f42cb877e8534f96ad1519abb4f3bcb772c38d8ac5e1101fbbd575cce
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      b3904b9f42cb877e8534f96ad1519abb4f3bcb772c38d8ac5e1101fbbd575cce.exe
    • Size 868KB
    • SHA256 b3904b9f42cb877e8534f96ad1519abb4f3bcb772c38d8ac5e1101fbbd575cce
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detect Xworm Payload

    • Detects SiriusRAT

    • Family: SiriusRAT

      SiriusRAT is a Windows RAT written in C++ with HVNC, offline keylogging, and remote desktop capabilities.

    • Family: Xworm

      Xworm is a remote access trojan written in C#.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Creates a file in the Startup directory

      A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

    • Executes dropped EXE

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v16

Tasks