Analysis

  • max time kernel
    131s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-02-2024 03:12

General

  • Target

    aadb6a26bb8c691191ba90c739dec939.dll

  • Size

    188KB

  • MD5

    aadb6a26bb8c691191ba90c739dec939

  • SHA1

    a168dd6c7ad408b8a3ba71fcc6979fad49a22833

  • SHA256

    c6d45d76e4500258e7d3fc6e8b69cfa4b0ef6495ddb46569b6398baa9f54ad16

  • SHA512

    bcaa1ffc316ec9d6e86d0b99328fe00097cf0bacd14ec9d8e337498dc321179f2de6a41b9a180227cbe01748504cffa669ef5c54155a2ee621bf124f0a089486

  • SSDEEP

    3072:GA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo1o:GzIqATVfQeV2FZalKq6jtGJWuTmd

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\aadb6a26bb8c691191ba90c739dec939.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5012
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\aadb6a26bb8c691191ba90c739dec939.dll,#1
      2⤵
        PID:3484
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3484 -s 688
          3⤵
          • Program crash
          PID:3944
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=5164 --field-trial-handle=3084,i,4016110471176367543,14287608422419064331,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:4508
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3484 -ip 3484
        1⤵
          PID:3560

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/3484-0-0x0000000075200000-0x0000000075230000-memory.dmp

          Filesize

          192KB

        • memory/3484-1-0x0000000001460000-0x0000000001466000-memory.dmp

          Filesize

          24KB

        • memory/3484-2-0x0000000075200000-0x0000000075230000-memory.dmp

          Filesize

          192KB