Analysis

  • max time kernel
    144s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-04-2024 23:41

General

  • Target

    a9d1f0de1aed1c1ca5cd2037e0cea6df_JaffaCakes118.dll

  • Size

    608KB

  • MD5

    a9d1f0de1aed1c1ca5cd2037e0cea6df

  • SHA1

    c7647a634a31728c70419e9bacb2692fcf66d288

  • SHA256

    892b630fe945ddbdb9ceda6c3b5b81a83119714d487ea4b14e83f0460852fe9d

  • SHA512

    b2e0bde7833d81b1b6973ee5c464f79223d8b7cc6b98ab38e99087ea2a39e245a3a5af8c285b1a815e742b65f6a4af6c23a48818f2b67c3516d2c0d708ed8021

  • SSDEEP

    12288:dZGQdqOGR5JqydLqQSeCqsVK8kPRGO35N9mV1zXc6W:dZ0fWjeCVVK8kP9N9oJc

Malware Config

Extracted

Family

dridex

Botnet

10444

C2

174.128.245.202:443

51.83.3.52:13786

69.64.50.41:6602

rc4.plain
rc4.plain

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • Blocklisted process makes network request 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\a9d1f0de1aed1c1ca5cd2037e0cea6df_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2824
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\a9d1f0de1aed1c1ca5cd2037e0cea6df_JaffaCakes118.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Checks whether UAC is enabled
      PID:2304
  • 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=3780 --field-trial-handle=2900,i,14549994492153927475,12895178890800740987,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4692

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2304-0-0x0000000000400000-0x0000000000534000-memory.dmp
      Filesize

      1.2MB

    • memory/2304-1-0x0000000000400000-0x0000000000534000-memory.dmp
      Filesize

      1.2MB

    • memory/2304-4-0x0000000002420000-0x0000000002421000-memory.dmp
      Filesize

      4KB

    • memory/2304-5-0x0000000000400000-0x0000000000534000-memory.dmp
      Filesize

      1.2MB

    • memory/2304-7-0x0000000002420000-0x0000000002421000-memory.dmp
      Filesize

      4KB