Analysis

  • max time kernel
    92s
  • max time network
    107s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-04-2024 15:25

General

  • Target

    e53eaccd9031068898f4b9c8664f3ef2_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    e53eaccd9031068898f4b9c8664f3ef2

  • SHA1

    9a5e58a14117233aa60ccaaf2203fb2f5358cd2f

  • SHA256

    baf4f30b66848e6d16b78429f6ec389908c44c91f5b218da89bb0fb117ad4387

  • SHA512

    6c211a2f25c4cbfcaf64533dab5975d7b43cb4ab979a7236e9604bfc8b0f540c9167371bd6ef5459c5f7612815ce1c8ddbb5ec15a5a0482c429a9ca9351592ad

  • SSDEEP

    3072:tA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo2o:tzIqATVfQeV2FZalKq6jtGJWuTmd

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\e53eaccd9031068898f4b9c8664f3ef2_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2004
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e53eaccd9031068898f4b9c8664f3ef2_JaffaCakes118.dll,#1
      2⤵
        PID:4524
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4524 -s 688
          3⤵
          • Program crash
          PID:5016
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4524 -ip 4524
      1⤵
        PID:4648

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/4524-0-0x0000000075550000-0x0000000075580000-memory.dmp
        Filesize

        192KB

      • memory/4524-1-0x00000000007F0000-0x00000000007F6000-memory.dmp
        Filesize

        24KB