Analysis

  • max time kernel
    92s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-04-2024 10:27

General

  • Target

    e253edffa6d565fe6b312d8deafdc059_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    e253edffa6d565fe6b312d8deafdc059

  • SHA1

    781fb0d155cdbd2c35db80498f3c9c681c4a9ca0

  • SHA256

    4825ded9234fba9298f20dd54f6f2aaa378c995ad214eabfbb8825d888c3cec1

  • SHA512

    ccbb95a15efa6024081573b0e53c9c6ec3a88d31cff9185f8d8c5ea3aa728ce494c291f78e6ea79fed74d7b27bd65e33825c0948c23b4ddcbcaaca3ba43a3ded

  • SSDEEP

    3072:hA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoMo:hzIqATVfQeV2FZalKq6jtGJWuTmd

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\e253edffa6d565fe6b312d8deafdc059_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4888
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e253edffa6d565fe6b312d8deafdc059_JaffaCakes118.dll,#1
      2⤵
        PID:2392
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2392 -s 692
          3⤵
          • Program crash
          PID:4264
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 2392 -ip 2392
      1⤵
        PID:5056

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2392-0-0x0000000075770000-0x00000000757A0000-memory.dmp
        Filesize

        192KB

      • memory/2392-1-0x00000000026B0000-0x00000000026B6000-memory.dmp
        Filesize

        24KB