Analysis

  • max time kernel
    93s
  • max time network
    139s
  • 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 01:26

General

  • Target

    JaffaCakes118_b1fab27a0cfe940d047289eb9ff67bc62b5e03369bda58edeb281f724e144d5a.dll

  • Size

    188KB

  • MD5

    76fd77e4f40881ade05318d9d27f7825

  • SHA1

    5f46687d6567b82ec2d4888ca2f2fed2c929fdea

  • SHA256

    b1fab27a0cfe940d047289eb9ff67bc62b5e03369bda58edeb281f724e144d5a

  • SHA512

    6a8cfb6b2db9b240f59f80f2b392b1c2ab89ddcd714fb9efd89564e18c0e62c3fbd3cf9908a7267206f94cea805a9a4804c50c4e9c09ebda054325ff4dc7d8d1

  • SSDEEP

    3072:bA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoDo:bzIqATVfQeV2FZalKq6jtGJWuTmd

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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_b1fab27a0cfe940d047289eb9ff67bc62b5e03369bda58edeb281f724e144d5a.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4972
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b1fab27a0cfe940d047289eb9ff67bc62b5e03369bda58edeb281f724e144d5a.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3300
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3300 -s 664
        3⤵
        • Program crash
        PID:3688
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3300 -ip 3300
    1⤵
      PID:4876

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3300-0-0x0000000000570000-0x0000000000576000-memory.dmp

      Filesize

      24KB

    • memory/3300-1-0x0000000074C20000-0x0000000074C50000-memory.dmp

      Filesize

      192KB

    • memory/3300-2-0x0000000000570000-0x0000000000576000-memory.dmp

      Filesize

      24KB