Resubmissions

21-01-2025 17:35

250121-v5yxcavmay 10

21-01-2025 17:33

250121-v5a6aavqhm 10

General

  • Target

    Test7000.exe

  • Size

    39KB

  • Sample

    250121-v5a6aavqhm

  • MD5

    ec823d617d239ce10f01656b18c5d0e4

  • SHA1

    8f17296536c4096ec178aeea963d620210e6d3d2

  • SHA256

    fdc5bfbfef816556a6538fc3a59163a2ff77aedc3fc146285612067ce5cacdca

  • SHA512

    635a8f2ae11899e91a7a46b5ec87ee5efab98878fe8b3fc22e9d8d20e7a3d88e0cd75ce190f1503ad1ac1c331944086b639e2657aabd55055e6fe3dc7eed2bf1

  • SSDEEP

    768:yftYec/H/fCfTvQ5hxx3CAFWPG9EW6OOwhWQmO6i:yftYecXKf2RFv9EW6OOwY5Od

Malware Config

Extracted

Family

xworm

Version

5.0

Mutex

BFonurWjZ07Ruqo3

Attributes
  • Install_directory

    %AppData%

  • install_file

    svchost.exe

  • pastebin_url

    https://pastebin.com/raw/F9G6bgDh

aes.plain

Targets

    • Target

      Test7000.exe

    • Size

      39KB

    • MD5

      ec823d617d239ce10f01656b18c5d0e4

    • SHA1

      8f17296536c4096ec178aeea963d620210e6d3d2

    • SHA256

      fdc5bfbfef816556a6538fc3a59163a2ff77aedc3fc146285612067ce5cacdca

    • SHA512

      635a8f2ae11899e91a7a46b5ec87ee5efab98878fe8b3fc22e9d8d20e7a3d88e0cd75ce190f1503ad1ac1c331944086b639e2657aabd55055e6fe3dc7eed2bf1

    • SSDEEP

      768:yftYec/H/fCfTvQ5hxx3CAFWPG9EW6OOwhWQmO6i:yftYecXKf2RFv9EW6OOwY5Od

    • 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.

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Enterprise v15

Tasks