Analysis

  • max time kernel
    139s
  • 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
    21-05-2024 19:28

General

  • Target

    647bc0f51494ae1fec6eefdfe609cc46_JaffaCakes118.exe

  • Size

    620KB

  • MD5

    647bc0f51494ae1fec6eefdfe609cc46

  • SHA1

    eafd46c93e3cd10b0117df905ee6035ba40fabad

  • SHA256

    132a7438b98ded28d3975855b1bc596399038b935635ccfca7b9ebbdd1ba1a85

  • SHA512

    ad5bd944ebd38192b3649ac10d19b584d1a452685975eca88c5ab48544535df2e09d4f423186ad2737033ea75fc0aa0438d64af693e86668b730d9091e6a9a7f

  • SSDEEP

    12288:iKmvp4Mc97OnZ4jfSQA8whpzzbj9Ov4ukdNZihb6fJ:Fmvp4fOZKfSQA86/bc4ukdHmb6fJ

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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\647bc0f51494ae1fec6eefdfe609cc46_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\647bc0f51494ae1fec6eefdfe609cc46_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:448
    • C:\Users\Admin\AppData\Local\Temp\n8209\s8209.exe
      "C:\Users\Admin\AppData\Local\Temp\n8209\s8209.exe" a7e5b6154bf3119ddd5c814bHOLEG+t9bdAPD6v07Ndcjyj6DWMzFA07KkKNgAEPlUsVAJc7i4zQkWLBD20Gt6z+X+Nh6gpCpuWwSouT/wG30nrbzFvcEd0f/0t3XBSnATKkDpW1uRfH8+gn1PcsYCB5UPX5j012uFqUASTkKWXC5AaRK4ZPBtrODNGHJZXm /v "C:\Users\Admin\AppData\Local\Temp\647bc0f51494ae1fec6eefdfe609cc46_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:2824

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n8209\s8209.exe

    Filesize

    350KB

    MD5

    39b961520af5ab4b1420140e76e0fd2f

    SHA1

    96c6c87fd9b46625e1f364d833a8231d463f0fd5

    SHA256

    0533cd8f934b9763d09a1e164ac02b67d6df34eb7584f783adaf7a777ce48cea

    SHA512

    69d86ce653e8f5ab7c9c45e9e05dd5a12b31d739fef0881e63c917fe0ccbe9177b59e92b33dd3774d53bdd1837abb571bea43fd1297ecf4359b607716454668a

  • memory/2824-12-0x00007FFB9F9D5000-0x00007FFB9F9D6000-memory.dmp

    Filesize

    4KB

  • memory/2824-13-0x00007FFB9F720000-0x00007FFBA00C1000-memory.dmp

    Filesize

    9.6MB

  • memory/2824-14-0x00007FFB9F720000-0x00007FFBA00C1000-memory.dmp

    Filesize

    9.6MB

  • memory/2824-29-0x000000001BE90000-0x000000001BEA0000-memory.dmp

    Filesize

    64KB

  • memory/2824-32-0x000000001C8C0000-0x000000001CD8E000-memory.dmp

    Filesize

    4.8MB

  • memory/2824-33-0x000000001CE30000-0x000000001CECC000-memory.dmp

    Filesize

    624KB

  • memory/2824-34-0x00007FFB9F720000-0x00007FFBA00C1000-memory.dmp

    Filesize

    9.6MB

  • memory/2824-35-0x000000001D020000-0x000000001D082000-memory.dmp

    Filesize

    392KB

  • memory/2824-36-0x00007FFB9F720000-0x00007FFBA00C1000-memory.dmp

    Filesize

    9.6MB

  • memory/2824-37-0x00007FFB9F720000-0x00007FFBA00C1000-memory.dmp

    Filesize

    9.6MB

  • memory/2824-38-0x0000000021290000-0x000000002179E000-memory.dmp

    Filesize

    5.1MB

  • memory/2824-40-0x00007FFB9F720000-0x00007FFBA00C1000-memory.dmp

    Filesize

    9.6MB