Analysis

  • max time kernel
    94s
  • max time network
    144s
  • 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 10:07

General

  • Target

    JaffaCakes118_22b3734627a80f8026c40ea7ac1cc94c22ae4995ec882716f5fc3b6c9266753d.dll

  • Size

    171KB

  • MD5

    17cb341462c26860f5dd30935c361ef7

  • SHA1

    db35f9086313963da9c1f7ee609d18be7a407d70

  • SHA256

    22b3734627a80f8026c40ea7ac1cc94c22ae4995ec882716f5fc3b6c9266753d

  • SHA512

    4eece9ca412d7e3d158a78c97e11275f561b12c1add352a3c28879a76f56a4cff745d9967f5b012ee76ab47972d36a497a917f308f216a021552048462081c9d

  • SSDEEP

    3072:li49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:lH9RVaPEmsdHdbQUbd2H3

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_22b3734627a80f8026c40ea7ac1cc94c22ae4995ec882716f5fc3b6c9266753d.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4356
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_22b3734627a80f8026c40ea7ac1cc94c22ae4995ec882716f5fc3b6c9266753d.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2636
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2636 -s 664
        3⤵
        • Program crash
        PID:1156
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2636 -ip 2636
    1⤵
      PID:2320

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2636-0-0x0000000000AF0000-0x0000000000AF6000-memory.dmp

      Filesize

      24KB

    • memory/2636-1-0x0000000074E70000-0x0000000074EA0000-memory.dmp

      Filesize

      192KB

    • memory/2636-2-0x0000000074E70000-0x0000000074EA0000-memory.dmp

      Filesize

      192KB

    • memory/2636-3-0x0000000000AF0000-0x0000000000AF6000-memory.dmp

      Filesize

      24KB