Analysis

  • max time kernel
    143s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-03-2024 03:31

General

  • Target

    b0363548f65b9b7c35cf38968ab57af8.dll

  • Size

    188KB

  • MD5

    b0363548f65b9b7c35cf38968ab57af8

  • SHA1

    78bfd82a10e8309d40d42ff80a4b38ff56d77653

  • SHA256

    e03d71dc401de3b93911ab13fa1a2f78a06a7c2a0086e1bbd5b1e244b801cdef

  • SHA512

    6269d591615dd758f8f81c10cfafffe2986f38aefd28d9309aca22e4008bfe6884e724a161c095388118e12e45448c49f7a08a1c47203408a875d9d9ccff866e

  • SSDEEP

    3072:fA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo0o:fzIqATVfQeV2FZalKq6jtGJWuTmd

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 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\b0363548f65b9b7c35cf38968ab57af8.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3580
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b0363548f65b9b7c35cf38968ab57af8.dll,#1
      2⤵
        PID:2728
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2728 -s 692
          3⤵
          • Program crash
          PID:3964
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2728 -ip 2728
      1⤵
        PID:4328
      • 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=1340 --field-trial-handle=2236,i,5367110156796017614,12594004256180761011,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:4156

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2728-0-0x0000000074A00000-0x0000000074A30000-memory.dmp

          Filesize

          192KB

        • memory/2728-1-0x0000000000E80000-0x0000000000E86000-memory.dmp

          Filesize

          24KB