Analysis

  • max time kernel
    147s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-04-2024 13:20

General

  • Target

    ea13a4c4651f5b532d151b919797e583_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    ea13a4c4651f5b532d151b919797e583

  • SHA1

    97d4c40bfc844053f9f3ec2dfc7748c23e4a65c7

  • SHA256

    09921a5fb78b2c2f6c54f91562e0aca676e98be6da56ca407f6fc9cb3d60a641

  • SHA512

    0e7f766985d8e0a7cec470616433cba9388e1ccb4c20fb4ffba5a21f3875f4db6b70a3e47a17917cc75acc0c772044a9b1115c27b2646fd3caf79204e7ed5cf8

  • SSDEEP

    3072:+A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoio:+zIqATVfQeV2FZalKq6jtGJWuTmd

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

rc4.plain
rc4.plain

Signatures

  • Dridex

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

  • Dridex Loader 1 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\ea13a4c4651f5b532d151b919797e583_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2608
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\ea13a4c4651f5b532d151b919797e583_JaffaCakes118.dll,#1
      2⤵
        PID:3356
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3356 -s 692
          3⤵
          • Program crash
          PID:4616
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3356 -ip 3356
      1⤵
        PID:5000

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3356-0-0x0000000074D00000-0x0000000074D30000-memory.dmp
        Filesize

        192KB

      • memory/3356-1-0x0000000000AF0000-0x0000000000AF6000-memory.dmp
        Filesize

        24KB