Analysis

  • max time kernel
    147s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-04-2024 00:20

General

  • Target

    efdc89bd5ed8cabf7994c8b27cd15604_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    efdc89bd5ed8cabf7994c8b27cd15604

  • SHA1

    3747979d9afc48e1b468e59f7a91a9cfc32ddb4f

  • SHA256

    56d8f51d41a446f6668055661ec6762cffdc978180deca1a37998c6c3d72a54d

  • SHA512

    99fbdfbe04db056182d3670f481edde173a98a9bcdde16df0a3ef567623c6d2fe40cbbe36b9cc35310b0bfbbaa2718ff7ddc57716d4254021b7dbab7919ef35d

  • SSDEEP

    3072:zA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoVo:zzIqATVfQeV2FZalKq6jtGJWuTmd

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\efdc89bd5ed8cabf7994c8b27cd15604_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:384
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\efdc89bd5ed8cabf7994c8b27cd15604_JaffaCakes118.dll,#1
      2⤵
        PID:3112
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3112 -s 688
          3⤵
          • Program crash
          PID:116
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3112 -ip 3112
      1⤵
        PID:672

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3112-0-0x0000000075440000-0x0000000075470000-memory.dmp

        Filesize

        192KB

      • memory/3112-1-0x0000000001490000-0x0000000001496000-memory.dmp

        Filesize

        24KB