Analysis

  • max time kernel
    141s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-05-2024 22:50

General

  • Target

    4868d3472b052f41b6a109d37a73f70e_JaffaCakes118.exe

  • Size

    671KB

  • MD5

    4868d3472b052f41b6a109d37a73f70e

  • SHA1

    224a455a527bc8f13925c1514bc21f0eee58a427

  • SHA256

    0699e9bb5474e0f9f1e2437bb1129f964209e41a16b4548460e53d33c495d035

  • SHA512

    6af737018be86fb914ad82716d3eca6ccb7611723ccf6186ebf82d1ae5b14882cf9a23c70ee951f82e8a06ae4060c161b452c987979eb6d6ee36e4e158b91707

  • SSDEEP

    12288:SZJ7G1zskWtP44444ItPZkTKpPwHb/dgusOlMLSTQNirbCfrL6S:qJ7Uzj4yUo7Fdle8WIbCL6S

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 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4868d3472b052f41b6a109d37a73f70e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4868d3472b052f41b6a109d37a73f70e_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:2784
    • C:\Users\Admin\AppData\Local\Temp\n6158\s6158.exe
      "C:\Users\Admin\AppData\Local\Temp\n6158\s6158.exe" bc31eb3d96eaffc2ae21970alZPpn/B5bG1QTOUKiEIgCzCne+C0TxiyAd6DNYH25Kb0Oe3li9EpkvtnMaG7qIhyrfzoI4M8WmRsojcz3M8AliWx+SrGVK+oYASl7uHua0e49fhptk7BMfh+/6dF6eviQUGQKJd2dquHFB0NXZE9mbCxk+NxUvfcusljxag= /v "C:\Users\Admin\AppData\Local\Temp\4868d3472b052f41b6a109d37a73f70e_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
      • Suspicious use of SetWindowsHookEx
      PID:1088

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n6158\s6158.exe

    Filesize

    350KB

    MD5

    fa6ed0f7848455d3f0929a2954f39c47

    SHA1

    41d67fd1285246b71a7ffb7b3b7debc0f71d3bbf

    SHA256

    f9cdc17ae98b92e4dd757e07dc7966d845cef242d549fdc0587e8e548062df46

    SHA512

    463ef43ec36dd5c65fab50312df35a647840db4b8aab779fdfebdb3988a36effedd6b6a91e4b8eb7f9b38f9989bd793a8b0ca64f292310caa1b71747ca1b0d92

  • memory/1088-12-0x00007FFF7CEE5000-0x00007FFF7CEE6000-memory.dmp

    Filesize

    4KB

  • memory/1088-13-0x00007FFF7CC30000-0x00007FFF7D5D1000-memory.dmp

    Filesize

    9.6MB

  • memory/1088-29-0x000000001BD50000-0x000000001BD60000-memory.dmp

    Filesize

    64KB

  • memory/1088-32-0x000000001CC10000-0x000000001D0DE000-memory.dmp

    Filesize

    4.8MB

  • memory/1088-33-0x000000001C650000-0x000000001C6EC000-memory.dmp

    Filesize

    624KB

  • memory/1088-34-0x00007FFF7CC30000-0x00007FFF7D5D1000-memory.dmp

    Filesize

    9.6MB

  • memory/1088-35-0x000000001D1F0000-0x000000001D252000-memory.dmp

    Filesize

    392KB

  • memory/1088-36-0x00007FFF7CC30000-0x00007FFF7D5D1000-memory.dmp

    Filesize

    9.6MB

  • memory/1088-37-0x00007FFF7CC30000-0x00007FFF7D5D1000-memory.dmp

    Filesize

    9.6MB

  • memory/1088-38-0x000000001BD70000-0x000000001BD78000-memory.dmp

    Filesize

    32KB

  • memory/1088-39-0x00007FFF7CC30000-0x00007FFF7D5D1000-memory.dmp

    Filesize

    9.6MB

  • memory/1088-40-0x00007FFF7CC30000-0x00007FFF7D5D1000-memory.dmp

    Filesize

    9.6MB

  • memory/1088-41-0x00007FFF7CC30000-0x00007FFF7D5D1000-memory.dmp

    Filesize

    9.6MB

  • memory/1088-42-0x00007FFF7CC30000-0x00007FFF7D5D1000-memory.dmp

    Filesize

    9.6MB

  • memory/1088-43-0x000000001ECD0000-0x000000001EE0C000-memory.dmp

    Filesize

    1.2MB

  • memory/1088-44-0x0000000020D90000-0x000000002129E000-memory.dmp

    Filesize

    5.1MB

  • memory/1088-45-0x00007FFF7CC30000-0x00007FFF7D5D1000-memory.dmp

    Filesize

    9.6MB

  • memory/1088-46-0x00007FFF7CC30000-0x00007FFF7D5D1000-memory.dmp

    Filesize

    9.6MB

  • memory/1088-47-0x00007FFF7CEE5000-0x00007FFF7CEE6000-memory.dmp

    Filesize

    4KB

  • memory/1088-48-0x00007FFF7CC30000-0x00007FFF7D5D1000-memory.dmp

    Filesize

    9.6MB

  • memory/1088-50-0x00007FFF7CC30000-0x00007FFF7D5D1000-memory.dmp

    Filesize

    9.6MB