Analysis

  • max time kernel
    93s
  • 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, 22:01

General

  • Target

    JaffaCakes118_88aa9769ad74583a6136dd53a45e8da8a363f2773ab6ef8af83e1ee6cf21b9dd.dll

  • Size

    171KB

  • MD5

    82d79412688c92a3bc9fea02978ebad7

  • SHA1

    89033e0460a0bf1281d6648240c59dc59eb4622b

  • SHA256

    88aa9769ad74583a6136dd53a45e8da8a363f2773ab6ef8af83e1ee6cf21b9dd

  • SHA512

    7e4d120575de0924e51d4e04662830a31e3f8ba739b0084d2130e1454d6c124ab7ee2430d4e7ba03f2d49c60b87547e93ce2c1e05407329468de2891a5948c6a

  • SSDEEP

    3072:Ei49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:EH9RVaPEmsdHdbQUbd2H3

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_88aa9769ad74583a6136dd53a45e8da8a363f2773ab6ef8af83e1ee6cf21b9dd.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3528
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_88aa9769ad74583a6136dd53a45e8da8a363f2773ab6ef8af83e1ee6cf21b9dd.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3184
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3184 -s 664
        3⤵
        • Program crash
        PID:4424
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3184 -ip 3184
    1⤵
      PID:4236

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3184-0-0x0000000000940000-0x0000000000946000-memory.dmp

      Filesize

      24KB

    • memory/3184-1-0x00000000752A0000-0x00000000752D0000-memory.dmp

      Filesize

      192KB

    • memory/3184-2-0x00000000752A0000-0x00000000752D0000-memory.dmp

      Filesize

      192KB

    • memory/3184-3-0x0000000000940000-0x0000000000946000-memory.dmp

      Filesize

      24KB