Analysis

  • max time kernel
    149s
  • 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
    23/12/2024, 21:32

General

  • Target

    JaffaCakes118_4f4f7af9ad4c92339fa970f58f42142a2f8e36cdeae64daae337022433f63074.dll

  • Size

    188KB

  • MD5

    55eb1124d1b7d2b5035f253b18423cc0

  • SHA1

    a9455adb9ca61e6b76167195644fc3213fa0765f

  • SHA256

    4f4f7af9ad4c92339fa970f58f42142a2f8e36cdeae64daae337022433f63074

  • SHA512

    57e6361184018d4f03e5b1be6ec2d1b3942f4157478981ec12e981ad4367acb0667e455871ae702df14ecee5f50550c04c38dd3b4892e8b69421202789012cc3

  • SSDEEP

    3072:+teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzY9qM:2q7fYIHBZkTB6DWruUCOwjt

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_4f4f7af9ad4c92339fa970f58f42142a2f8e36cdeae64daae337022433f63074.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1056
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f4f7af9ad4c92339fa970f58f42142a2f8e36cdeae64daae337022433f63074.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4964
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4964 -s 692
        3⤵
        • Program crash
        PID:4900
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4964 -ip 4964
    1⤵
      PID:548

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4964-0-0x00000000757F0000-0x0000000075820000-memory.dmp

      Filesize

      192KB

    • memory/4964-2-0x0000000000ED0000-0x0000000000ED6000-memory.dmp

      Filesize

      24KB