Analysis

  • max time kernel
    94s
  • 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
    24-12-2024 03:03

General

  • Target

    JaffaCakes118_16ef345f02d3fd34fbc0f5c57006bd8d0e0422f7ec2b8409e8c26cb4bd049972.dll

  • Size

    171KB

  • MD5

    d8705a917af590f272e843dbe68a6fde

  • SHA1

    2be2dfb45a2b29d87e997414a61732280c0c7f46

  • SHA256

    16ef345f02d3fd34fbc0f5c57006bd8d0e0422f7ec2b8409e8c26cb4bd049972

  • SHA512

    0f5efcbf02056689050dc7d8821058f6e289e27096883dd9bfb1b6c64b69f29c2ff0728ae406f2749684d9be9affc2c87df5bb78518e5c54d429fcc637cc43f9

  • SSDEEP

    3072:5i49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:5H9RVaPEmsdHdbQUbd2H3

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_16ef345f02d3fd34fbc0f5c57006bd8d0e0422f7ec2b8409e8c26cb4bd049972.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1740
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_16ef345f02d3fd34fbc0f5c57006bd8d0e0422f7ec2b8409e8c26cb4bd049972.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3776
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3776 -s 664
        3⤵
        • Program crash
        PID:4868
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3776 -ip 3776
    1⤵
      PID:4204

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3776-0-0x0000000074B00000-0x0000000074B30000-memory.dmp

      Filesize

      192KB

    • memory/3776-2-0x0000000000BF0000-0x0000000000BF6000-memory.dmp

      Filesize

      24KB

    • memory/3776-3-0x0000000074B00000-0x0000000074B30000-memory.dmp

      Filesize

      192KB