Analysis

  • max time kernel
    91s
  • max time network
    138s
  • 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 05:38

General

  • Target

    f76016a796ca511c94bf17ccd53da7c0_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    f76016a796ca511c94bf17ccd53da7c0

  • SHA1

    2a66c449879e6b58f31b28b584e0870207913545

  • SHA256

    2a354f8a356e993e5573a392b38bd063b3cf8128144d65df53ea388bb393fbac

  • SHA512

    b0c33db88dfe476c992f31b750c33b2f26b593f85a0f9c8c71d687870d1706218eeb5079566a23510fafd5f67547dd5956b2898817f8130a277023396379d558

  • SSDEEP

    3072:rA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAomo:rzIqATVfQeV2FZalKq6jtGJWuTmd

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\f76016a796ca511c94bf17ccd53da7c0_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3640
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f76016a796ca511c94bf17ccd53da7c0_JaffaCakes118.dll,#1
      2⤵
        PID:2888
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2888 -s 664
          3⤵
          • Program crash
          PID:2028
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2888 -ip 2888
      1⤵
        PID:4160

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2888-0-0x0000000000F50000-0x0000000000F56000-memory.dmp
        Filesize

        24KB

      • memory/2888-1-0x00000000749E0000-0x0000000074A10000-memory.dmp
        Filesize

        192KB

      • memory/2888-2-0x00000000749E0000-0x0000000074A10000-memory.dmp
        Filesize

        192KB

      • memory/2888-3-0x0000000000F50000-0x0000000000F56000-memory.dmp
        Filesize

        24KB