Analysis

  • max time kernel
    95s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/12/2024, 22:48

General

  • Target

    JaffaCakes118_f91b897bc5b6dc6e70923cb99c9df23955519f2576412990dc2a664d350918dc.dll

  • Size

    188KB

  • MD5

    c77fb9f59f94356503f1abe2aebad001

  • SHA1

    83c785e2f68782e10d255d1cb615f3eb05bfc086

  • SHA256

    f91b897bc5b6dc6e70923cb99c9df23955519f2576412990dc2a664d350918dc

  • SHA512

    a5a29a4c940eea53a48436637f139ee3f9494fb655646117ef0be5492a0ab03e6b70282cade817fd58fc2cc57d989f8217ae5070b243b4dfe9400c24342518c3

  • SSDEEP

    3072:kteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzA9qM:Yq7fYIHBZkTB6DWruUCOwjt

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_f91b897bc5b6dc6e70923cb99c9df23955519f2576412990dc2a664d350918dc.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1668
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f91b897bc5b6dc6e70923cb99c9df23955519f2576412990dc2a664d350918dc.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:780
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 780 -s 692
        3⤵
        • Program crash
        PID:2576
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 780 -ip 780
    1⤵
      PID:184

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/780-0-0x0000000000670000-0x0000000000676000-memory.dmp

      Filesize

      24KB

    • memory/780-1-0x0000000075220000-0x0000000075250000-memory.dmp

      Filesize

      192KB

    • memory/780-3-0x0000000000670000-0x0000000000676000-memory.dmp

      Filesize

      24KB