Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-04-2024 12:10

General

  • Target

    f377c3b95f3acabfe250b316e9eb16b0_JaffaCakes118.dll

  • Size

    184KB

  • MD5

    f377c3b95f3acabfe250b316e9eb16b0

  • SHA1

    50c15067ff1fabff5a2525d32b6e5ad533ef1578

  • SHA256

    1c609313654f7cf00b67679ee0a4a1e17220ca96f4a9f83409b422b6513e1dd9

  • SHA512

    e928f76e3a8f1b83b11c12bd88766d78c7ebe19e9d127fc6dfffa764458605ff670201270aee281bb3b72c031e59f82ebb13dd302850945e800ed9bf9f439bed

  • SSDEEP

    3072:mhd6lp2ffOeP3gv+i4W63iFfKfXM9mQltYwgO226+f33J0VQcY:m3fOeIv54W6SFKfc9me9v9/J0V

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

51.79.50.122:443

222.124.142.67:10443

138.201.222.158:4664

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\f377c3b95f3acabfe250b316e9eb16b0_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:388
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f377c3b95f3acabfe250b316e9eb16b0_JaffaCakes118.dll,#1
      2⤵
        PID:2312
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2312 -s 668
          3⤵
          • Program crash
          PID:3596
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2312 -ip 2312
      1⤵
        PID:1820

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2312-0-0x0000000075180000-0x00000000751B0000-memory.dmp
        Filesize

        192KB

      • memory/2312-1-0x0000000000A10000-0x0000000000A16000-memory.dmp
        Filesize

        24KB