General

  • Target

    4c73ab4f8d0fc1b498d666e87224d1dc_JaffaCakes118

  • Size

    377KB

  • Sample

    241016-mlvrksverh

  • MD5

    4c73ab4f8d0fc1b498d666e87224d1dc

  • SHA1

    a5017565a789626d5f94ce285cec89099600bd79

  • SHA256

    db1348f472860fab808001d2e3aaa582a39913dd846369bcf03db18185061f37

  • SHA512

    7361bea3dc1a8b5d595b7ddfdd10e92977f44139f8df91f5d933891bc27063cefe5c83380a740f363b3f1ae8196975494efac03bb71e6818688a0b5e3865b50a

  • SSDEEP

    6144:+1dlZro5yoXc/hF/Wu6mPTg4mVhUVps/17/QNLqOYVF5iO/:+1dlZo5y7X7g4mVyU+hqOcF5iO/

Malware Config

Extracted

Family

xtremerat

C2

rap.no-ip.info

Targets

    • Target

      4c73ab4f8d0fc1b498d666e87224d1dc_JaffaCakes118

    • Size

      377KB

    • MD5

      4c73ab4f8d0fc1b498d666e87224d1dc

    • SHA1

      a5017565a789626d5f94ce285cec89099600bd79

    • SHA256

      db1348f472860fab808001d2e3aaa582a39913dd846369bcf03db18185061f37

    • SHA512

      7361bea3dc1a8b5d595b7ddfdd10e92977f44139f8df91f5d933891bc27063cefe5c83380a740f363b3f1ae8196975494efac03bb71e6818688a0b5e3865b50a

    • SSDEEP

      6144:+1dlZro5yoXc/hF/Wu6mPTg4mVhUVps/17/QNLqOYVF5iO/:+1dlZo5y7X7g4mVyU+hqOcF5iO/

    • Detect XtremeRAT payload

    • XtremeRAT

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

    • 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

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks