Analysis

  • max time kernel
    141s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    13/03/2024, 03:39

General

  • Target

    c4e13cab3b2f495f467d5c9a64aafca6.dll

  • Size

    188KB

  • MD5

    c4e13cab3b2f495f467d5c9a64aafca6

  • SHA1

    708f9a2729e0ceac28eed1c498eeb2d133776a3d

  • SHA256

    0cdf7b666a8ca69db0046b0cd0a03902f85d6fea29a63cbe22c9dc92f4dc6265

  • SHA512

    e9107a4f0e631535d64f5c11c770ff0bc081f2f36f1278f57a6449450350f69a81050b2a2df796caf54abf2a84b96e909369562289d7f023fe38c7236219c713

  • SSDEEP

    3072:vA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAovo:vzIqATVfQeV2FZalKq6jtGJWuTmd

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 2 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\c4e13cab3b2f495f467d5c9a64aafca6.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2180
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\c4e13cab3b2f495f467d5c9a64aafca6.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1808
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1808 -s 308
        3⤵
        • Program crash
        PID:2500

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1808-0-0x0000000074940000-0x0000000074970000-memory.dmp

    Filesize

    192KB

  • memory/1808-1-0x0000000000170000-0x0000000000176000-memory.dmp

    Filesize

    24KB

  • memory/1808-2-0x0000000074940000-0x0000000074970000-memory.dmp

    Filesize

    192KB