Analysis

  • max time kernel
    142s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    04-03-2024 01:16

General

  • Target

    b0de1f44b929c83cb3e43cfc874ea75d.dll

  • Size

    188KB

  • MD5

    b0de1f44b929c83cb3e43cfc874ea75d

  • SHA1

    e857edc44e964dba69abbd65ae4c262809b32aa0

  • SHA256

    293d404dd5c387201215523c1a9f16e2b0c69cf4c02844d66ccee4d620eea826

  • SHA512

    f692a82e5d7a83a2a0675aba9ad0ffb0a16efad0314be1a2721bda0e6aca557c97227aad73f20ef4ab32ca262b65b18f82cdc1629d5236277f81ca2663e5f45c

  • SSDEEP

    3072:ZA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoNo:ZzIqATVfQeV2FZalKq6jtGJWuTmd

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\b0de1f44b929c83cb3e43cfc874ea75d.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1744
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b0de1f44b929c83cb3e43cfc874ea75d.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1096
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1096 -s 308
        3⤵
        • Program crash
        PID:2104

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1096-1-0x0000000074CC0000-0x0000000074CF0000-memory.dmp

    Filesize

    192KB

  • memory/1096-0-0x0000000000160000-0x0000000000166000-memory.dmp

    Filesize

    24KB