Analysis

  • max time kernel
    143s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    04-03-2024 01:32

General

  • Target

    b0e4aeb6fe30a56452cc4bda87b5f3cf.dll

  • Size

    188KB

  • MD5

    b0e4aeb6fe30a56452cc4bda87b5f3cf

  • SHA1

    3919ee992bd8a0141444bd5f303e3f2ffde5ffa9

  • SHA256

    8b6af50c736ea07895f5e881a51bf5b26c533c739b187d4cf281ea6b61af553f

  • SHA512

    20635d834ee5dfd28da94be0c5d425fab86e28619e0a8a9968128e6ab4d054f744076db829577c005be21de5c7b5a4c37094e8a1519dabdad087bbd4ced0d6b2

  • SSDEEP

    3072:uA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoXo:uzIqATVfQeV2FZalKq6jtGJWuTmd

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\b0e4aeb6fe30a56452cc4bda87b5f3cf.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1544
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b0e4aeb6fe30a56452cc4bda87b5f3cf.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2204
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2204 -s 308
        3⤵
        • Program crash
        PID:2852

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2204-1-0x00000000750B0000-0x00000000750E0000-memory.dmp

    Filesize

    192KB

  • memory/2204-0-0x0000000000190000-0x0000000000196000-memory.dmp

    Filesize

    24KB

  • memory/2204-4-0x0000000000190000-0x0000000000196000-memory.dmp

    Filesize

    24KB