Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-04-2024 02:45

General

  • Target

    fbc183e9d42f7a1fac0101d32e04b254_JaffaCakes118.dll

  • Size

    184KB

  • MD5

    fbc183e9d42f7a1fac0101d32e04b254

  • SHA1

    474d571bc5f22ef5e36ec2782e3d18055fadb9b8

  • SHA256

    eaa0418a420f2a9e4fc3042bd7ca47dc88f9eba239dc58d415eae29950935952

  • SHA512

    708d1f5e89a3da3c27f8c234d224a9b17e0c2ed8be3b6b05c318eba62af23551e6c67f8d2a0fd31107c58add711e6d50bb5145dd4642eb2f64d47343853706c7

  • SSDEEP

    3072:Shd6lp2ffOeP3gv+i4W63iFfKfXM9mQltYwgO226+f33JjVQcY:S3fOeIv54W6SFKfc9me9v9/JjV

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\fbc183e9d42f7a1fac0101d32e04b254_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1516
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\fbc183e9d42f7a1fac0101d32e04b254_JaffaCakes118.dll,#1
      2⤵
        PID:836
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 836 -s 668
          3⤵
          • Program crash
          PID:3184
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 836 -ip 836
      1⤵
        PID:3672

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/836-0-0x0000000075130000-0x0000000075160000-memory.dmp

        Filesize

        192KB

      • memory/836-1-0x0000000000DD0000-0x0000000000DD6000-memory.dmp

        Filesize

        24KB