Analysis

  • max time kernel
    93s
  • max time network
    113s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-04-2024 08:09

General

  • Target

    f556957e4828d87e3c4716e7dd5eaf04_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    f556957e4828d87e3c4716e7dd5eaf04

  • SHA1

    9c454bc3a714c1d75fb58a4182fd497ff2545eef

  • SHA256

    43ae1efd62f5cab7b44c4d7fd9f59fd4bec5492e096efa22909701d4290843a8

  • SHA512

    fa61dac5af6d6d5ca6d9850cfe61be073c487d593501badc2b78a87151a18128e6a349220c85e1cc0635b85cd293b75b7164b2e2461326e217a1f014a710bda5

  • SSDEEP

    3072:IA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAojo:IzIqATVfQeV2FZalKq6jtGJWuTmd

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\f556957e4828d87e3c4716e7dd5eaf04_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4456
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f556957e4828d87e3c4716e7dd5eaf04_JaffaCakes118.dll,#1
      2⤵
        PID:544
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 544 -s 692
          3⤵
          • Program crash
          PID:1016
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 544 -ip 544
      1⤵
        PID:376

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/544-0-0x0000000074FD0000-0x0000000075000000-memory.dmp
        Filesize

        192KB

      • memory/544-1-0x00000000010E0000-0x00000000010E6000-memory.dmp
        Filesize

        24KB