Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-04-2024 15:04

General

  • Target

    f841b393832ad49cd46c79fdc9c1fc24_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    f841b393832ad49cd46c79fdc9c1fc24

  • SHA1

    5194d105af93b7568d80dcf4232d55fe34c604fa

  • SHA256

    525a05000508a92b32699e45809cccbc23c1e34c22d0f62cc9019a030e720a39

  • SHA512

    37ee0522b0efc21d4070d7135c033170689b13eea0c0e2c02c3ed80f7c3c8cb04543f8cf5340327b784e3e6a3f73d656292ad2cfc5f5659286a7be01cfad330d

  • SSDEEP

    3072:PA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAojo:PzIqATVfQeV2FZalKq6jtGJWuTmd

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\f841b393832ad49cd46c79fdc9c1fc24_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1920
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f841b393832ad49cd46c79fdc9c1fc24_JaffaCakes118.dll,#1
      2⤵
        PID:2140
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2140 -s 688
          3⤵
          • Program crash
          PID:2144
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2140 -ip 2140
      1⤵
        PID:4216

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2140-0-0x00000000753E0000-0x0000000075410000-memory.dmp
        Filesize

        192KB

      • memory/2140-1-0x0000000001150000-0x0000000001156000-memory.dmp
        Filesize

        24KB