Analysis

  • max time kernel
    146s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/01/2024, 09:39

General

  • Target

    561bebdd9b887417ac80b7a010d428c7.dll

  • Size

    188KB

  • MD5

    561bebdd9b887417ac80b7a010d428c7

  • SHA1

    08d0a00aa25f6bf22932453414af69e4c08f0542

  • SHA256

    27feb11e024583cbe5f8d6ea353bbe0462f76f363eb68f482b20c810dc0d59f6

  • SHA512

    13d8a4e939770b3bca4b3c9a027197c6ae4dc5ad2fd87e2921b6eca6ab4ddbeb0451f5498a7c3b46e1126a98b4affb5c2edc95a21ad1e78dd05cd4eca2c7dc90

  • SSDEEP

    3072:RA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAojo:RzIqATVfQeV2FZalKq6jtGJWuTmd

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 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\561bebdd9b887417ac80b7a010d428c7.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4916
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\561bebdd9b887417ac80b7a010d428c7.dll,#1
      2⤵
        PID:2052
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2052 -s 688
          3⤵
          • Program crash
          PID:2212
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2052 -ip 2052
      1⤵
        PID:4304

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • memory/2052-0-0x0000000074FF0000-0x0000000075020000-memory.dmp

              Filesize

              192KB

            • memory/2052-1-0x0000000002C70000-0x0000000002C76000-memory.dmp

              Filesize

              24KB

            • memory/2052-2-0x0000000074FF0000-0x0000000075020000-memory.dmp

              Filesize

              192KB