Analysis

  • max time kernel
    152s
  • 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
    04-03-2024 20:04

General

  • Target

    b30060685134ce36eb1a91ae40995375.dll

  • Size

    184KB

  • MD5

    b30060685134ce36eb1a91ae40995375

  • SHA1

    8a1cf6336a6faa5efc77e6b8d31795d62f33525a

  • SHA256

    ebdec74d254707dc5e0a6e0910f8a2764128dce859900853e414b0223198efcd

  • SHA512

    cbb82c2b20d713d1ce529af4a2ecb7c17f743320d2da21414592bf6f83ee3e0805128a4702259bf03018dd7ee2bf19c0076a863627635133406b3eb584b95c54

  • SSDEEP

    3072:Nhd6lp2ffOeP3gv+i4W63iFfKfXM9mQltYwgO226+f33JFVQcY:N3fOeIv54W6SFKfc9me9v9/JFV

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

51.79.50.122:443

222.124.142.67:10443

138.201.222.158:4664

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\b30060685134ce36eb1a91ae40995375.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1168
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b30060685134ce36eb1a91ae40995375.dll,#1
      2⤵
        PID:2908
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2908 -s 668
          3⤵
          • Program crash
          PID:4068
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2908 -ip 2908
      1⤵
        PID:3200
      • 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=1424 --field-trial-handle=2180,i,12780723798465539942,12010519452607841069,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:4276

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2908-0-0x0000000075730000-0x0000000075760000-memory.dmp

          Filesize

          192KB

        • memory/2908-1-0x0000000002960000-0x0000000002966000-memory.dmp

          Filesize

          24KB