Analysis

  • max time kernel
    94s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-12-2024 09:17

General

  • Target

    JaffaCakes118_cfc5466976fb739365f9b6ee0d39227b2ec8a0a1fd420213b29e170b3dfed68e.dll

  • Size

    188KB

  • MD5

    f8d23c6fdf0c7b8feb946c2d3cf2dd7c

  • SHA1

    7e373a3ca0247c7c5f7b706789cb088251fd1990

  • SHA256

    cfc5466976fb739365f9b6ee0d39227b2ec8a0a1fd420213b29e170b3dfed68e

  • SHA512

    98a1ba3572759475b45f0926aff07b64096e4d45cf81f21f2a5b5143b8ae965ee3efcd5ad505e3922fc0b37ec078e6249e714a35dd592e948c7ecc6e8b32fc58

  • SSDEEP

    3072:2teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzG9qM:+q7fYIHBZkTB6DWruUCOwjt

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_cfc5466976fb739365f9b6ee0d39227b2ec8a0a1fd420213b29e170b3dfed68e.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4856
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cfc5466976fb739365f9b6ee0d39227b2ec8a0a1fd420213b29e170b3dfed68e.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1276
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1276 -s 700
        3⤵
        • Program crash
        PID:4616
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1276 -ip 1276
    1⤵
      PID:5088

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1276-0-0x0000000075470000-0x00000000754A0000-memory.dmp

      Filesize

      192KB

    • memory/1276-2-0x00007FFFC3F70000-0x00007FFFC4165000-memory.dmp

      Filesize

      2.0MB