General

  • Target

    GorillaTagUtilitiesTESTING.bat

  • Size

    3.3MB

  • Sample

    240429-wt77baha86

  • MD5

    ead68831e2ed9e4ce953eb7a51116cbf

  • SHA1

    2cd81072ea5c1a0a2b5579dd7fdfe821964bc30d

  • SHA256

    e9f762f745167e63e21a8247b246699fe126df916b2b810c3ced6e850dc38405

  • SHA512

    8b99e2d00a7c0b167754ce60833fd869f59441f23f13c38f6fc9f3c3e9573918d85d8bc0f3276af5747c26b13a659a884fd6b79ab8add0b93ac975c96537ba5e

  • SSDEEP

    49152:OCRVrQK3EzM+Onde8I+zS8Ksjk3YSIqHzM1rkLAwksEzkxB16omRQgKfLyl:Oi

Malware Config

Extracted

Family

xworm

Version

5.0

C2

127.0.0.1:40029

required-trailers.gl.at.ply.gg:40029

Mutex

XFpYEpxMwxSRqNvq

Attributes
  • Install_directory

    %ProgramData%

  • install_file

    $77sch.exe

aes.plain

Targets

    • Target

      GorillaTagUtilitiesTESTING.bat

    • Size

      3.3MB

    • MD5

      ead68831e2ed9e4ce953eb7a51116cbf

    • SHA1

      2cd81072ea5c1a0a2b5579dd7fdfe821964bc30d

    • SHA256

      e9f762f745167e63e21a8247b246699fe126df916b2b810c3ced6e850dc38405

    • SHA512

      8b99e2d00a7c0b167754ce60833fd869f59441f23f13c38f6fc9f3c3e9573918d85d8bc0f3276af5747c26b13a659a884fd6b79ab8add0b93ac975c96537ba5e

    • SSDEEP

      49152:OCRVrQK3EzM+Onde8I+zS8Ksjk3YSIqHzM1rkLAwksEzkxB16omRQgKfLyl:Oi

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Blocklisted process makes network request

    • Drops startup file

    • Executes dropped EXE

    • Adds Run key to start application

    • 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