Analysis

  • max time kernel
    140s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    04-03-2024 01:31

General

  • Target

    b0e4683bd1e150ef7d1c972da42a3ae6.dll

  • Size

    188KB

  • MD5

    b0e4683bd1e150ef7d1c972da42a3ae6

  • SHA1

    dc0c63af8df262be1258b5cb6b735da83c9462c4

  • SHA256

    ebf75f9a4ef757c673ebc72da69d65ff957cef91926be1f957fd75435282fc1a

  • SHA512

    c5b9b02fbcdf7e041cc99eda80420179b2c320a56b3a9dd86b0959d8b0a2d64458fb55fb1782bc271d972cd2355a4f15ed6d68a5fb2ed60f456ec5fce6bdd357

  • SSDEEP

    3072:qA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoXo: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 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\b0e4683bd1e150ef7d1c972da42a3ae6.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1724
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b0e4683bd1e150ef7d1c972da42a3ae6.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3028
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3028 -s 300
        3⤵
        • Program crash
        PID:1216

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3028-0-0x0000000074E50000-0x0000000074E80000-memory.dmp

    Filesize

    192KB

  • memory/3028-1-0x00000000000C0000-0x00000000000C6000-memory.dmp

    Filesize

    24KB