Analysis

  • max time kernel
    142s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    03-03-2024 21:40

General

  • Target

    b07718e27a391b698a4289e4136c8b25.dll

  • Size

    188KB

  • MD5

    b07718e27a391b698a4289e4136c8b25

  • SHA1

    e4428fbb93414ece8ba0c199bf392188cedea94b

  • SHA256

    ba211047e16475d55911128cd7db925458ab0a8c587139fb5d0e5d27d61ed606

  • SHA512

    a91bdec6bcff1d8aa71576c206c0946c183f3e01cce4eb277a5e6c7ad92cfb9b03bda7ca0c9a9805b35089814e5a61176514fa876e44b972765b6d647572b60c

  • SSDEEP

    3072:dA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo1o:dzIqATVfQeV2FZalKq6jtGJWuTmd

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\b07718e27a391b698a4289e4136c8b25.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2200
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b07718e27a391b698a4289e4136c8b25.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2180
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2180 -s 308
        3⤵
        • Program crash
        PID:2740

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2180-0-0x0000000075370000-0x00000000753A0000-memory.dmp

    Filesize

    192KB

  • memory/2180-1-0x0000000000670000-0x0000000000676000-memory.dmp

    Filesize

    24KB

  • memory/2180-2-0x0000000075370000-0x00000000753A0000-memory.dmp

    Filesize

    192KB