Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-04-2024 15:56

General

  • Target

    ffa4ef7834a6dff7de3249084cd3c95f_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    ffa4ef7834a6dff7de3249084cd3c95f

  • SHA1

    5be280bf22b7300731f1676f5cf6c5dd6ee03514

  • SHA256

    b8405d169a19a9ee50c8e26544fd7c2ff5a745338dd9eee9ed81e30fec0d905d

  • SHA512

    3575e86d4285180cbbd101b6c8c363b26bf5f7ea65d50b48e0008bb31f69fdacb3244fe4ff74d95bf04c1080e4bfe0965211a52392772ab8e8115082d6c4656a

  • SSDEEP

    3072:1A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoGo:1zIqATVfQeV2FZalKq6jtGJWuTmd

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\ffa4ef7834a6dff7de3249084cd3c95f_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4084
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\ffa4ef7834a6dff7de3249084cd3c95f_JaffaCakes118.dll,#1
      2⤵
        PID:756
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 756 -s 692
          3⤵
          • Program crash
          PID:3980
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 756 -ip 756
      1⤵
        PID:4260

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/756-0-0x0000000074ED0000-0x0000000074F00000-memory.dmp
        Filesize

        192KB

      • memory/756-1-0x00000000001D0000-0x00000000001D6000-memory.dmp
        Filesize

        24KB