General

  • Target

    AntiRat V2.5.exe

  • Size

    8.9MB

  • Sample

    241230-ra95cazjax

  • MD5

    5a0f8ab08873918de26eb71833b3ebcb

  • SHA1

    096d95d6e90c54c2154061a86c4b70f19efdfa7e

  • SHA256

    d9cd34ec3e983b19bcef251abae332d6bf3bbebc5f913502687d199f3c62111b

  • SHA512

    e41298934f21d637fdef528ddd6c412b19d8b23319d4cf81567ac316d7184e58b0b00675b24c348867ff384c6fdd04d4b6429360de3af8d8cc2531bd00504a27

  • SSDEEP

    196608:gaqLTcXPlNKwjlJ0NravK74kpoTyxZhAPecAipuLzhITYvaCymlne:xqLYtjH0NgOZpoTyxZKPKiSNu/Cy4e

Malware Config

Extracted

Family

xworm

Version

5.0

Mutex

GDUwGHZfCCU9BtC6

Attributes
  • Install_directory

    %AppData%

  • install_file

    USB.exe

  • pastebin_url

    https://pastebin.com/raw/pv132qGS

aes.plain

Targets

    • Target

      AntiRat V2.5.exe

    • Size

      8.9MB

    • MD5

      5a0f8ab08873918de26eb71833b3ebcb

    • SHA1

      096d95d6e90c54c2154061a86c4b70f19efdfa7e

    • SHA256

      d9cd34ec3e983b19bcef251abae332d6bf3bbebc5f913502687d199f3c62111b

    • SHA512

      e41298934f21d637fdef528ddd6c412b19d8b23319d4cf81567ac316d7184e58b0b00675b24c348867ff384c6fdd04d4b6429360de3af8d8cc2531bd00504a27

    • SSDEEP

      196608:gaqLTcXPlNKwjlJ0NravK74kpoTyxZhAPecAipuLzhITYvaCymlne:xqLYtjH0NgOZpoTyxZKPKiSNu/Cy4e

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

MITRE ATT&CK Enterprise v15

Tasks