Analysis

  • max time kernel
    146s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/04/2024, 09:06

General

  • Target

    ed0f9614f7ad9ebe4bb30f4e38e64c41_JaffaCakes118.exe

  • Size

    664KB

  • MD5

    ed0f9614f7ad9ebe4bb30f4e38e64c41

  • SHA1

    873e8c5a83d53d8e7f35389d1f546427c6aafdff

  • SHA256

    21a7a579baf11675a7257e78ab59c3c989bf2a9c469feb03b65a59fb86a4898a

  • SHA512

    5d8461c72e1f184f28cf2948e6b59f9846cff577eff9f8d858b8cfe7d20f549386c8c5bb36d7f61dc3c1b3f2bb6800659fe36f0280f633d03a2ac7e939e9272d

  • SSDEEP

    12288:YTf5y14kK0RuPZf1HW9Yui4IRYK2VO0X9bDIFVhB0ZJE+Xhs16Tij:Wf5yCkqZf129YupJ9O0X9b0FVDqEcC1X

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ed0f9614f7ad9ebe4bb30f4e38e64c41_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ed0f9614f7ad9ebe4bb30f4e38e64c41_JaffaCakes118.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks computer location settings
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3404
    • C:\Users\Admin\AppData\Local\Temp\n3858\s3858.exe
      "C:\Users\Admin\AppData\Local\Temp\n3858\s3858.exe" 325f4302b87c2b4581461d6fHIEP2yU2LlwV5zXK2rYmv5B4hKpv0Abm8lexOdQZ8NluBRfbwhnsGYdPYwtgNP8zLgEpKX55QNqnlOeFLi5WFwvO3YteD8ZI4w7d8lTAlN4CDeaJfWYWLpzl+bKQHnNGibf0DYfZt5haQJjPqVlyZo0eKWcCvhLnv7O1yhQ= /v "C:\Users\Admin\AppData\Local\Temp\ed0f9614f7ad9ebe4bb30f4e38e64c41_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4180
  • 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=4020 --field-trial-handle=2256,i,6670388345726423024,18382795228658886258,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1504

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\n3858\s3858.exe

            Filesize

            350KB

            MD5

            fa6ed0f7848455d3f0929a2954f39c47

            SHA1

            41d67fd1285246b71a7ffb7b3b7debc0f71d3bbf

            SHA256

            f9cdc17ae98b92e4dd757e07dc7966d845cef242d549fdc0587e8e548062df46

            SHA512

            463ef43ec36dd5c65fab50312df35a647840db4b8aab779fdfebdb3988a36effedd6b6a91e4b8eb7f9b38f9989bd793a8b0ca64f292310caa1b71747ca1b0d92

          • memory/4180-12-0x00007FF97B790000-0x00007FF97C131000-memory.dmp

            Filesize

            9.6MB

          • memory/4180-13-0x00007FF97B790000-0x00007FF97C131000-memory.dmp

            Filesize

            9.6MB

          • memory/4180-14-0x0000000001000000-0x0000000001010000-memory.dmp

            Filesize

            64KB

          • memory/4180-30-0x000000001BDD0000-0x000000001BDE0000-memory.dmp

            Filesize

            64KB

          • memory/4180-33-0x000000001C7F0000-0x000000001CCBE000-memory.dmp

            Filesize

            4.8MB

          • memory/4180-34-0x000000001CD60000-0x000000001CDFC000-memory.dmp

            Filesize

            624KB

          • memory/4180-35-0x0000000001000000-0x0000000001010000-memory.dmp

            Filesize

            64KB

          • memory/4180-36-0x000000001CF50000-0x000000001CFB2000-memory.dmp

            Filesize

            392KB

          • memory/4180-37-0x0000000001000000-0x0000000001010000-memory.dmp

            Filesize

            64KB

          • memory/4180-38-0x00007FF97B790000-0x00007FF97C131000-memory.dmp

            Filesize

            9.6MB

          • memory/4180-39-0x0000000021450000-0x000000002195E000-memory.dmp

            Filesize

            5.1MB

          • memory/4180-41-0x00007FF97B790000-0x00007FF97C131000-memory.dmp

            Filesize

            9.6MB