Analysis

  • max time kernel
    144s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/02/2024, 14:57

General

  • Target

    976eddfcd7e6f0856b9ffa6eb956118d.dll

  • Size

    188KB

  • MD5

    976eddfcd7e6f0856b9ffa6eb956118d

  • SHA1

    2366e7becc102b98126a8c4b9cf49b191080a26c

  • SHA256

    3b32ed976f4ed7ea23eecb86ada1f6085544accfe81a1e110b363edd2d957682

  • SHA512

    6d6ac0737efecdcd7c07ee03f0eb9d777609167377831620e2a4613c91e009de4bd8dea267f585dad85411b62ed0cf7acd08edf60727cdf6cda1a50aaa482a94

  • SSDEEP

    3072:QA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoHo:QzIqATVfQeV2FZalKq6jtGJWuTmd

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\976eddfcd7e6f0856b9ffa6eb956118d.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2044
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\976eddfcd7e6f0856b9ffa6eb956118d.dll,#1
      2⤵
        PID:4932
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4932 -s 688
          3⤵
          • Program crash
          PID:4108
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4932 -ip 4932
      1⤵
        PID:3856

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • memory/4932-0-0x00000000753D0000-0x0000000075400000-memory.dmp

              Filesize

              192KB

            • memory/4932-1-0x0000000000FB0000-0x0000000000FB6000-memory.dmp

              Filesize

              24KB