Analysis

  • max time kernel
    94s
  • max time network
    146s
  • 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 23:05

General

  • Target

    JaffaCakes118_fdb01e789771324f7b1221a0150119e1374fabce8e9550cf61d8d445a237a272.dll

  • Size

    188KB

  • MD5

    4a4c249f058f86521b7232aff935119e

  • SHA1

    471878036979bc3e7e52fd08d270a67ab10522f1

  • SHA256

    fdb01e789771324f7b1221a0150119e1374fabce8e9550cf61d8d445a237a272

  • SHA512

    ba2b51ec4a0ebc8b9adc04febe219ab57ab1efac23fc2e2007c6083e4f57193d70f87a108bab25baa763ce388c9535834aa295a781f22e3f94e460ac2e64cf4d

  • SSDEEP

    3072:rteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzc9qM:jq7fYIHBZkTB6DWruUCOwjt

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_fdb01e789771324f7b1221a0150119e1374fabce8e9550cf61d8d445a237a272.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3380
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fdb01e789771324f7b1221a0150119e1374fabce8e9550cf61d8d445a237a272.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1144
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1144 -s 692
        3⤵
        • Program crash
        PID:1896
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1144 -ip 1144
    1⤵
      PID:2632

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1144-0-0x00000000001F0000-0x00000000001F6000-memory.dmp

      Filesize

      24KB

    • memory/1144-1-0x0000000075710000-0x0000000075740000-memory.dmp

      Filesize

      192KB

    • memory/1144-3-0x00000000001F0000-0x00000000001F6000-memory.dmp

      Filesize

      24KB