Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-04-2024 16:28

General

  • Target

    f631a695fce8ea16ea363af525436572_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    f631a695fce8ea16ea363af525436572

  • SHA1

    d7eaf6b235e7cff71d5f80e0e4170abd7a11c343

  • SHA256

    40818141d55faf745eff52c3adc55cdea7ea89827c1e7cb3aa5039f1c1d35c44

  • SHA512

    929b1cc161c71cc7cd6a263a72981d8838451ccfd967e5ef2a5d4ee7b8f04bb98e784a2f04515bf9bbbcdee2e41906693bc46b971549102ef8dffe7da630f6a1

  • SSDEEP

    3072:EA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAovo:EzIqATVfQeV2FZalKq6jtGJWuTmd

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\f631a695fce8ea16ea363af525436572_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2136
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f631a695fce8ea16ea363af525436572_JaffaCakes118.dll,#1
      2⤵
        PID:2740
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2740 -s 688
          3⤵
          • Program crash
          PID:3200
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2740 -ip 2740
      1⤵
        PID:3176

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2740-0-0x0000000074A70000-0x0000000074AA0000-memory.dmp

        Filesize

        192KB

      • memory/2740-1-0x0000000000550000-0x0000000000556000-memory.dmp

        Filesize

        24KB