Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-04-2024 10:31

General

  • Target

    ed3668f78f8195955e1094f3aaf649a4_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    ed3668f78f8195955e1094f3aaf649a4

  • SHA1

    733b808411f499612de9af5c6090bc9183c04588

  • SHA256

    af7f1480e33ff7a9b2d59b61dc151b43718d5bf399cdc2e1c85bf259804ad575

  • SHA512

    3e0ef9732b3620271e2ee66df09c6769fbdd90004a8db0b8287c4de3ec1ea12083cd775f8d212ec44df79417e37cba27c3470df763bb32ebef044408432ad14e

  • SSDEEP

    3072:ZA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoRo:ZzIqATVfQeV2FZalKq6jtGJWuTmd

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\ed3668f78f8195955e1094f3aaf649a4_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1464
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\ed3668f78f8195955e1094f3aaf649a4_JaffaCakes118.dll,#1
      2⤵
        PID:2100
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2100 -s 700
          3⤵
          • Program crash
          PID:2396
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2100 -ip 2100
      1⤵
        PID:3232

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2100-0-0x0000000075710000-0x0000000075740000-memory.dmp
        Filesize

        192KB

      • memory/2100-1-0x0000000000EE0000-0x0000000000EE6000-memory.dmp
        Filesize

        24KB