Analysis

  • max time kernel
    94s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-04-2024 07:26

General

  • Target

    e6efffdb4a8f7ae43efa2b0973aabc89_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    e6efffdb4a8f7ae43efa2b0973aabc89

  • SHA1

    b67afab567a20e0d496bcfd790029e8d323d2144

  • SHA256

    dbb84da160b401e3a549850943fa3b15f8148ca19ac08c0553daf6a951a5ab01

  • SHA512

    71a6f70a47bba1bf73c734c7be2228206011645e4d3ef47ec450753bdfeda280efa89b35dfe712ded9d2829dce1a1814b05e87ceab5f9184c2019e81c7f4087f

  • SSDEEP

    3072:LA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoXo:LzIqATVfQeV2FZalKq6jtGJWuTmd

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\e6efffdb4a8f7ae43efa2b0973aabc89_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3952
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e6efffdb4a8f7ae43efa2b0973aabc89_JaffaCakes118.dll,#1
      2⤵
        PID:3612
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3612 -s 692
          3⤵
          • Program crash
          PID:2708
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3612 -ip 3612
      1⤵
        PID:4528

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3612-0-0x00000000001E0000-0x00000000001E6000-memory.dmp
        Filesize

        24KB

      • memory/3612-1-0x0000000075340000-0x0000000075370000-memory.dmp
        Filesize

        192KB

      • memory/3612-3-0x00000000001E0000-0x00000000001E6000-memory.dmp
        Filesize

        24KB