General

  • Target

    JaffaCakes118_7cb31a3ec7995574c848738ad108616c

  • Size

    5.0MB

  • Sample

    250317-dva9vs1ry6

  • MD5

    7cb31a3ec7995574c848738ad108616c

  • SHA1

    70faa7380f5722353a8c4be397aa40ec40297459

  • SHA256

    640302e527419c0cf4e19e698a8e83697fe874d9753b9182d8e8b5f54cde5ab6

  • SHA512

    6439fb7378330534cb0cea41c902396cc559d3127766731d468c32ae2d932885a7d370372b3b51899d24a63d5e72f6ce627b4f0766f2f3e5834d00bf847d9747

  • SSDEEP

    98304:yJRo3d0hXVq9dri/msSa6WYiJ97m4am1p5jS9cmByE1lwd5KOHnlWY0:zd03qHImsQWYiz73aWjS9co3fqKOHlH0

Malware Config

Extracted

Family

xtremerat

C2

ak474.zapto.org

Targets

    • Target

      JaffaCakes118_7cb31a3ec7995574c848738ad108616c

    • Size

      5.0MB

    • MD5

      7cb31a3ec7995574c848738ad108616c

    • SHA1

      70faa7380f5722353a8c4be397aa40ec40297459

    • SHA256

      640302e527419c0cf4e19e698a8e83697fe874d9753b9182d8e8b5f54cde5ab6

    • SHA512

      6439fb7378330534cb0cea41c902396cc559d3127766731d468c32ae2d932885a7d370372b3b51899d24a63d5e72f6ce627b4f0766f2f3e5834d00bf847d9747

    • SSDEEP

      98304:yJRo3d0hXVq9dri/msSa6WYiJ97m4am1p5jS9cmByE1lwd5KOHnlWY0:zd03qHImsQWYiz73aWjS9co3fqKOHlH0

    • Detect XtremeRAT payload

    • XtremeRAT

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

    • Xtremerat family

    • 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

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Suspicious use of SetThreadContext

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks