Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/03/2024, 05:55

General

  • Target
    4ef7ea6eb6f007e8f0ad9cd6243a21c5_JaffaCakes118.dll
  • Size 604KB
  • Sample240331-gmq7wsfd95
  • SHA256 c72fa2296308b8500ddb8c345035befee0711451d1272df8b6762c608e0cfb82
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • dridex

Botnet
  • 10444

C2
  • 174.128.245.202:443

  • 51.83.3.52:13786

  • 69.64.50.41:6602

rc4.plain
rc4.plain

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • Blocklisted process makes network request 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\4ef7ea6eb6f007e8f0ad9cd6243a21c5_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4556
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\4ef7ea6eb6f007e8f0ad9cd6243a21c5_JaffaCakes118.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Checks whether UAC is enabled
      PID:2456

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/2456-0-0x0000000000770000-0x00000000008A0000-memory.dmp

        memory/2456-2-0x0000000000770000-0x00000000008A0000-memory.dmp

        memory/2456-3-0x0000000000770000-0x00000000008A0000-memory.dmp

        memory/2456-5-0x0000000000190000-0x0000000000191000-memory.dmp

        memory/2456-6-0x0000000000770000-0x00000000008A0000-memory.dmp

        memory/2456-8-0x0000000000190000-0x0000000000191000-memory.dmp