Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-12-2024 21:58

General

  • Target

    JaffaCakes118_fd38d7a5d5cfe7ae33e3985474d2ffd2c34ef6619d64706c3a5493a06e34e00a.dll

  • Size

    188KB

  • MD5

    328c8428967e6af23befc38be398a655

  • SHA1

    66db6ad6b601fddf093bddd72a2ed09e669f70d2

  • SHA256

    fd38d7a5d5cfe7ae33e3985474d2ffd2c34ef6619d64706c3a5493a06e34e00a

  • SHA512

    bb7c0639a8618a5935bed3feeccf66bf3d7942d9cd4b1afe24c6af79fd5f78c209c93cd997171a166c672cce0c9e24b166644b6abbda88bef96655b9e33f60bd

  • SSDEEP

    3072:4teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIze9qM:8q7fYIHBZkTB6DWruUCOwjt

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

rc4.plain
rc4.plain

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • Dridex family
  • Dridex Loader 1 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fd38d7a5d5cfe7ae33e3985474d2ffd2c34ef6619d64706c3a5493a06e34e00a.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4980
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fd38d7a5d5cfe7ae33e3985474d2ffd2c34ef6619d64706c3a5493a06e34e00a.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3520
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3520 -s 692
        3⤵
        • Program crash
        PID:4360
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3520 -ip 3520
    1⤵
      PID:3936

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3520-0-0x0000000074FC0000-0x0000000074FF0000-memory.dmp

      Filesize

      192KB

    • memory/3520-2-0x00000000010C0000-0x00000000010C6000-memory.dmp

      Filesize

      24KB