Analysis

  • max time kernel
    93s
  • max time network
    115s
  • 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 00:21

General

  • Target

    f6e43cfb9a17b74a117eb0b5d2ab78ad_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    f6e43cfb9a17b74a117eb0b5d2ab78ad

  • SHA1

    39c43c2b40992bee0fa8b75c008e3291aa9c427d

  • SHA256

    bbd5bfa6a8bb1328c495ca29b6bc4330e6df601f10a81b68d9c8dac44d87254f

  • SHA512

    92117ea2c1bf1d17812a1bf4fe40385c8b9e8899b33762c8f7d78b4d40e2dfcbf7597ea4dfc0373cc759a9f562ac20b6bb0314c1f50a3864cb8765bfa8e49624

  • SSDEEP

    3072:fA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoKo:fzIqATVfQeV2FZalKq6jtGJWuTmd

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\f6e43cfb9a17b74a117eb0b5d2ab78ad_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1232
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f6e43cfb9a17b74a117eb0b5d2ab78ad_JaffaCakes118.dll,#1
      2⤵
        PID:5020
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5020 -s 692
          3⤵
          • Program crash
          PID:396
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 5020 -ip 5020
      1⤵
        PID:2872

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/5020-0-0x0000000074B70000-0x0000000074BA0000-memory.dmp

        Filesize

        192KB

      • memory/5020-1-0x0000000001380000-0x0000000001386000-memory.dmp

        Filesize

        24KB