Analysis

  • max time kernel
    143s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/06/2024, 04:06

General

  • Target
    a3c59cb2183778912709c2e5d1f04707_JaffaCakes118.jar
  • Size 2KB
  • Sample240613-en3k7stdqe
  • SHA256 32a80454669e0719c491133191e7e0240f9ff1b137690e0c05f5e860eaaa96ca
  • MD5 SHA1 SHA512
Score
7/10

Malware Config

Signatures

  • Modifies file permissions 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
    java -jar C:\Users\Admin\AppData\Local\Temp\a3c59cb2183778912709c2e5d1f04707_JaffaCakes118.jar
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:684
    • C:\Windows\system32\icacls.exe
      C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M
      2⤵
      • Modifies file permissions
      PID:1468
  • 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 --field-trial-handle=4252,i,16710585221322798697,8586257254049248207,262144 --variations-seed-version --mojo-platform-channel-handle=4604 /prefetch:8
    1⤵
      PID:4668

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          3903daac9bc4a3b7.timestamp

          • Path C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp
          • Size 46B
          • SHA256 b6e1e59ad9d086d12e998fe0140ea616287d917630ab96f2ce4a59b219cbf404
          • MD5 SHA1 SHA512

          memory/684-2-0x0000021E1DDB0000-0x0000021E1E020000-memory.dmp

          memory/684-12-0x0000021E1C370000-0x0000021E1C371000-memory.dmp

          memory/684-13-0x0000021E1DDB0000-0x0000021E1E020000-memory.dmp