Analysis

  • max time kernel
    146s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240319-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-04-2024 06:08

General

  • Target

    ecd3323697ea6363c8705c1c8c40c1fe_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    ecd3323697ea6363c8705c1c8c40c1fe

  • SHA1

    d7a0616bbc012430d17d5ece890fdacd6e97077f

  • SHA256

    6a9d78318bd659c367be540330f1553ea6d8830ab43ee412804c15c98fc011cc

  • SHA512

    5dab5e6a54ea3233440310fa131d962afe9c8191b07259bf14188fd1b8aed115baf95fd6eec94909ca93e67679b941137fd730dc765290a903df33a69dd21e40

  • SSDEEP

    3072:9A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoSo:9zIqATVfQeV2FZalKq6jtGJWuTmd

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\ecd3323697ea6363c8705c1c8c40c1fe_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4012
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\ecd3323697ea6363c8705c1c8c40c1fe_JaffaCakes118.dll,#1
      2⤵
        PID:1656
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1656 -s 692
          3⤵
          • Program crash
          PID:2064
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1656 -ip 1656
      1⤵
        PID:5036
      • 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=4088 --field-trial-handle=2232,i,3915538061666887171,15629965885515244134,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:3608

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1656-0-0x0000000001240000-0x0000000001246000-memory.dmp

          Filesize

          24KB

        • memory/1656-1-0x00000000751E0000-0x0000000075210000-memory.dmp

          Filesize

          192KB