Analysis

  • max time kernel
    135s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-04-2024 19:26

General

  • Target

    f42a62840df8e6ff9d419c28d1a72185_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    f42a62840df8e6ff9d419c28d1a72185

  • SHA1

    df94f043e4f6a072ac6367f53504696c1781bd43

  • SHA256

    31b66d0b5e310830831d2acd69198bebec1836d67628bc834232377751b480e1

  • SHA512

    a7b8909cae30d01f0b0a66231100e4f4d3d3a9d6211a21364961a25645957c524ac2dc2fc6a4eb5d57b5b1c16fc0548eb4e34d5ae542c2c1f5a772c6023bd927

  • SSDEEP

    3072:kA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAogo:kzIqATVfQeV2FZalKq6jtGJWuTmd

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 Loader 1 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\f42a62840df8e6ff9d419c28d1a72185_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5096
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f42a62840df8e6ff9d419c28d1a72185_JaffaCakes118.dll,#1
      2⤵
        PID:4436
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4436 -s 688
          3⤵
          • Program crash
          PID:1356
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4436 -ip 4436
      1⤵
        PID:4708

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/4436-0-0x00000000751D0000-0x0000000075200000-memory.dmp

        Filesize

        192KB

      • memory/4436-1-0x0000000000ED0000-0x0000000000ED6000-memory.dmp

        Filesize

        24KB