Analysis

  • max time kernel
    140s
  • 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
    10-04-2024 14:36

General

  • Target

    eb4a37018eb4f74d8cbd95348f4a9fcc_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    eb4a37018eb4f74d8cbd95348f4a9fcc

  • SHA1

    89f3533ff877cb200c5300fe29baa98d59665733

  • SHA256

    2dc178bd93c4428ccec5dd8e9408338e444a84a3e46c66af892bafb98b6a95aa

  • SHA512

    7ccc0fcedf7fc07845b04695d9368657c1aa19b98076a4bcc63605b4e8f614e87d5142ec730c61d562acd83ce0f8461aca68a2aae33921a4594d11a678551adb

  • SSDEEP

    3072:PA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoNo:PzIqATVfQeV2FZalKq6jtGJWuTmd

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 2 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\eb4a37018eb4f74d8cbd95348f4a9fcc_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4004
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\eb4a37018eb4f74d8cbd95348f4a9fcc_JaffaCakes118.dll,#1
      2⤵
        PID:2424
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2424 -s 688
          3⤵
          • Program crash
          PID:912
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2424 -ip 2424
      1⤵
        PID:4452
      • 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=1408 --field-trial-handle=2280,i,4114443225282860369,4764091921472631035,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:3956

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2424-0-0x0000000075000000-0x0000000075030000-memory.dmp
          Filesize

          192KB

        • memory/2424-1-0x00000000003F0000-0x00000000003F6000-memory.dmp
          Filesize

          24KB

        • memory/2424-2-0x0000000075000000-0x0000000075030000-memory.dmp
          Filesize

          192KB