Analysis

  • max time kernel
    93s
  • max time network
    143s
  • 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 23:21

General

  • Target

    JaffaCakes118_61d07748edf531aa8bb3a26a7f28bf4983e577b83857e3f9c6cde74b68981c46.dll

  • Size

    171KB

  • MD5

    8e99b090526c9ca966c983d2276f1183

  • SHA1

    beaea72e89ed4f5dce7ec1834a75d9bac0a1f079

  • SHA256

    61d07748edf531aa8bb3a26a7f28bf4983e577b83857e3f9c6cde74b68981c46

  • SHA512

    75f8dc6707342e0108086244aec1a29a7d9a89fa91c923952260e53dee31afeb5cadb6a5e1d2801d4ac6b0dcdb856249ddf05439e72c49e1728e6f94cc04a3b7

  • SSDEEP

    3072:Gi49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:GH9RVaPEmsdHdbQUbd2H3

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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 2 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_61d07748edf531aa8bb3a26a7f28bf4983e577b83857e3f9c6cde74b68981c46.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3976
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_61d07748edf531aa8bb3a26a7f28bf4983e577b83857e3f9c6cde74b68981c46.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4356
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4356 -s 664
        3⤵
        • Program crash
        PID:3528
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 4356 -ip 4356
    1⤵
      PID:4336

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4356-0-0x0000000002910000-0x0000000002916000-memory.dmp

      Filesize

      24KB

    • memory/4356-1-0x0000000074A00000-0x0000000074A30000-memory.dmp

      Filesize

      192KB

    • memory/4356-2-0x0000000074A00000-0x0000000074A30000-memory.dmp

      Filesize

      192KB

    • memory/4356-3-0x0000000002910000-0x0000000002916000-memory.dmp

      Filesize

      24KB