Analysis

  • max time kernel
    142s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    04-03-2024 14:43

General

  • Target

    b2630ccd0a3fcca0261f3a0f8deeb8af.dll

  • Size

    188KB

  • MD5

    b2630ccd0a3fcca0261f3a0f8deeb8af

  • SHA1

    65c4b9a81cf674ea2254174c53d981e52572b8b8

  • SHA256

    817977aebd4c7985224189808cc423e46e4f18b1640383af6f54818a9cce8729

  • SHA512

    92984e65e16a5e05b80ab8696d0b68db68fd4528a51fcb6fcb053063e2153b5d3e9e3ad84ff3944075110915094f835c4923b77c7be3d20238da54f497a2aa6f

  • SSDEEP

    3072:QA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoQo:QzIqATVfQeV2FZalKq6jtGJWuTmd

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\b2630ccd0a3fcca0261f3a0f8deeb8af.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2968
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b2630ccd0a3fcca0261f3a0f8deeb8af.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1724
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1724 -s 308
        3⤵
        • Program crash
        PID:2180

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1724-0-0x0000000075020000-0x0000000075050000-memory.dmp

    Filesize

    192KB

  • memory/1724-1-0x00000000001B0000-0x00000000001B6000-memory.dmp

    Filesize

    24KB

  • memory/1724-2-0x0000000075020000-0x0000000075050000-memory.dmp

    Filesize

    192KB