Analysis

  • max time kernel
    140s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-04-2024 18:10

General

  • Target

    fae1c4cbf1132a0a2c7f964744e92d6d_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    fae1c4cbf1132a0a2c7f964744e92d6d

  • SHA1

    1c8c2a0fc64dbe1f19576645f6354ec594404e62

  • SHA256

    befd4aaf4c1077d7846ddcbb024f094cfd9ead4d03f30c335927f085091bc0ff

  • SHA512

    96aa2a0146b2763f26f8016429176b3c309964add1ebc8ce30e283bba1085c47a68fb9570c586182bbc5178fb56a036eae6a9e208439149bea8a1407ea386691

  • SSDEEP

    3072:lA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoPo: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 2 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\fae1c4cbf1132a0a2c7f964744e92d6d_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2264
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\fae1c4cbf1132a0a2c7f964744e92d6d_JaffaCakes118.dll,#1
      2⤵
        PID:3772
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3772 -s 688
          3⤵
          • Program crash
          PID:4432
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3772 -ip 3772
      1⤵
        PID:4668

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3772-0-0x0000000075260000-0x0000000075290000-memory.dmp
        Filesize

        192KB

      • memory/3772-1-0x0000000000950000-0x0000000000956000-memory.dmp
        Filesize

        24KB

      • memory/3772-2-0x0000000075260000-0x0000000075290000-memory.dmp
        Filesize

        192KB