Analysis

  • max time kernel
    145s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-03-2024 13:28

General

  • Target

    d8eaaa747474085aa1a482258ce26dc1.dll

  • Size

    188KB

  • MD5

    d8eaaa747474085aa1a482258ce26dc1

  • SHA1

    40a3b1b1373f789a61f247037c78e4d63252fca2

  • SHA256

    301b673e99bbdf7205b7b118e94858e3702e8f948eb4ddf7f0b58cd51b4b7b2f

  • SHA512

    b0154a7a4576580eb31168b45082a8c4836a18402651b200ef1b82d67fdd5df5c0ee854c8e7da1afec89d6a19e4244ec4d3227076694427af3eedfd37398eabc

  • SSDEEP

    3072:6A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoXo:6zIqATVfQeV2FZalKq6jtGJWuTmd

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\d8eaaa747474085aa1a482258ce26dc1.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1472
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\d8eaaa747474085aa1a482258ce26dc1.dll,#1
      2⤵
        PID:1884
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1884 -s 692
          3⤵
          • Program crash
          PID:5064
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1884 -ip 1884
      1⤵
        PID:2516

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1884-0-0x0000000074A00000-0x0000000074A30000-memory.dmp
        Filesize

        192KB

      • memory/1884-2-0x0000000000A80000-0x0000000000A86000-memory.dmp
        Filesize

        24KB