Analysis

  • max time kernel
    147s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-04-2024 23:32

General

  • Target

    e38cf0d0a73847d0be6d9f335b8776c7_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    e38cf0d0a73847d0be6d9f335b8776c7

  • SHA1

    7d1ab4e3cf180939efcbb272020c5cda1b198d58

  • SHA256

    24215bf03ca01ee87c8e2553ba90693e31d778f477cc5f187b68c24a0f9bbf05

  • SHA512

    122280d1ac24a6977afed079dcf4eae16ae7ba5ecaac0feb5a3e50ea4a9984fe02c8c39f8edcbdb845d784ffe7dfd3806a429c401b21693e39df26f06dd8701f

  • SSDEEP

    3072:gA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoDo:gzIqATVfQeV2FZalKq6jtGJWuTmd

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\e38cf0d0a73847d0be6d9f335b8776c7_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1220
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e38cf0d0a73847d0be6d9f335b8776c7_JaffaCakes118.dll,#1
      2⤵
        PID:3124
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3124 -s 688
          3⤵
          • Program crash
          PID:1732
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3124 -ip 3124
      1⤵
        PID:4092

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3124-0-0x0000000075660000-0x0000000075690000-memory.dmp
        Filesize

        192KB

      • memory/3124-1-0x0000000000BF0000-0x0000000000BF6000-memory.dmp
        Filesize

        24KB