Analysis

  • max time kernel
    139s
  • max time network
    162s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-04-2024 17:53

General

  • Target

    ffd56dfeb31da4cd2395202c9b69d789_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    ffd56dfeb31da4cd2395202c9b69d789

  • SHA1

    f43b4380c327786b0a2f38bfff62bd414bde262d

  • SHA256

    dc7c1568064137d9dc0d01d17e3f4155a8aa8b02cb154bc7c8c7f2197b61743f

  • SHA512

    04f31008a7105ada5f7697f38b4c90c7a530a9db01d006e7c361e9f8c80d67ad64a7e6dcf88a670ed6a3f2aa566ed693976e98822aa479d788a8aa3376df0127

  • SSDEEP

    3072:gA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAolo: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 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\ffd56dfeb31da4cd2395202c9b69d789_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4184
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\ffd56dfeb31da4cd2395202c9b69d789_JaffaCakes118.dll,#1
      2⤵
        PID:4104
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4104 -s 692
          3⤵
          • Program crash
          PID:2960
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4104 -ip 4104
      1⤵
        PID:4892
      • 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=3816 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:4356

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/4104-0-0x0000000000840000-0x0000000000846000-memory.dmp
          Filesize

          24KB

        • memory/4104-1-0x0000000075140000-0x0000000075170000-memory.dmp
          Filesize

          192KB

        • memory/4104-4-0x0000000000840000-0x0000000000846000-memory.dmp
          Filesize

          24KB