Analysis

  • max time kernel
    143s
  • 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
    17-04-2024 05:30

General

  • Target

    f522daaa7c834d1a71497a3efde64019_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    f522daaa7c834d1a71497a3efde64019

  • SHA1

    9471bea0fe04f997ba4514b47c5261ce428b7097

  • SHA256

    ebfc37cd1dbb571f2688c9e8a62670eff3cc5b23f1331fe595e006079be1605c

  • SHA512

    05d28ce2690ea2f5873ea94684e498cfb5060193542a0b4c44f138b0eef9eeba50b8d1ea7ccd193204c3bd89035896c2540aabc3cce9ef687acd5652763a5ef8

  • SSDEEP

    3072:WA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoXo:WzIqATVfQeV2FZalKq6jtGJWuTmd

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\f522daaa7c834d1a71497a3efde64019_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3292
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f522daaa7c834d1a71497a3efde64019_JaffaCakes118.dll,#1
      2⤵
        PID:4416
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4416 -s 688
          3⤵
          • Program crash
          PID:1708
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4416 -ip 4416
      1⤵
        PID:1060
      • 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=3460 --field-trial-handle=2328,i,5873823382323802923,13134441441264702821,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:3052

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/4416-0-0x0000000000590000-0x0000000000596000-memory.dmp

          Filesize

          24KB

        • memory/4416-1-0x0000000075350000-0x0000000075380000-memory.dmp

          Filesize

          192KB

        • memory/4416-3-0x0000000000590000-0x0000000000596000-memory.dmp

          Filesize

          24KB