Analysis

  • max time kernel
    142s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    31/12/2023, 20:48

General

  • Target

    3b0450b1e3a5837d47187e40f2600ffa.dll

  • Size

    188KB

  • MD5

    3b0450b1e3a5837d47187e40f2600ffa

  • SHA1

    7b2e9842258eb2eb8f6ba0addf9e4cf2406a5516

  • SHA256

    16f4fa5968f86bbfdb94ba56fea46f8a0825750c16e024062515515e5f5c2109

  • SHA512

    0b0ab9751bd2dff29b379558c59a8ae8865389dc22fc717a5906ad5faa0e50667cb19cbbdfb9a0afecc46086bc3d05c77ed18fe34ba92b1182c9280b0d63a031

  • SSDEEP

    3072:+A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoMo:+zIqATVfQeV2FZalKq6jtGJWuTmd

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\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\3b0450b1e3a5837d47187e40f2600ffa.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2912
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2912 -s 300
      2⤵
      • Program crash
      PID:2932
  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\3b0450b1e3a5837d47187e40f2600ffa.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2824

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2912-0-0x00000000751C0000-0x00000000751F0000-memory.dmp

    Filesize

    192KB

  • memory/2912-2-0x00000000001D0000-0x00000000001D6000-memory.dmp

    Filesize

    24KB