General

  • Target

    32865658e843d2713fd2b906cf75e705_JaffaCakes118

  • Size

    135KB

  • Sample

    241011-azvmhs1bkr

  • MD5

    32865658e843d2713fd2b906cf75e705

  • SHA1

    2af29c880a4651206f39330a342c8890fc318b50

  • SHA256

    a5f705b4d0aa01fa095ee9a720cb9499548c6d704e73c205f4353462ab770931

  • SHA512

    0b3c36bcd288a42d9fe102bf024e05baa944b456b4a5441d127cae014b2279986d8bf72aa236f7c620ef9e8774aa3e2460a05d5ac6e891d287775af25cda2a9b

  • SSDEEP

    3072:b1dlKwgj23+Oz05YoNozsp33I/X809Lb7EFo6LLfk:b1dlZro5yA34M09LH2rvfk

Malware Config

Extracted

Family

xtremerat

C2

v0idhack.no-ip.biz

Targets

    • Target

      32865658e843d2713fd2b906cf75e705_JaffaCakes118

    • Size

      135KB

    • MD5

      32865658e843d2713fd2b906cf75e705

    • SHA1

      2af29c880a4651206f39330a342c8890fc318b50

    • SHA256

      a5f705b4d0aa01fa095ee9a720cb9499548c6d704e73c205f4353462ab770931

    • SHA512

      0b3c36bcd288a42d9fe102bf024e05baa944b456b4a5441d127cae014b2279986d8bf72aa236f7c620ef9e8774aa3e2460a05d5ac6e891d287775af25cda2a9b

    • SSDEEP

      3072:b1dlKwgj23+Oz05YoNozsp33I/X809Lb7EFo6LLfk:b1dlZro5yA34M09LH2rvfk

    • Detect XtremeRAT payload

    • Modifies WinLogon for persistence

    • XtremeRAT

      The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.

    • Adds policy Run key to start application

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks