Analysis

  • max time kernel
    79s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/09/2024, 22:51

General

  • Target

    ce18f88106914d9a447d2ca8ba0670a3_JaffaCakes118.exe

  • Size

    664KB

  • MD5

    ce18f88106914d9a447d2ca8ba0670a3

  • SHA1

    79f628693b70dd2d86f1318ab78f23345acff157

  • SHA256

    11d825c47abcf6ae3402fed679b56422e3f514bc0478d03d3f46720c4bb1a0fe

  • SHA512

    6af148e83a1077e37fd812fde28e2609d51552568e3c85ecbc35fb79ecf7b63d991ec7a559aa3c87eb1947b2354b4a6d99dba134035969b9c5a0e6c3b169eabe

  • SSDEEP

    12288:YTf5y14kK0RuPZf1HW9Yui4IRYK2VO0X9bDIFVhB0ZJE+Xhs16E:Wf5yCkqZf129YupJ9O0X9b0FVDqEcC17

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).

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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\ce18f88106914d9a447d2ca8ba0670a3_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ce18f88106914d9a447d2ca8ba0670a3_JaffaCakes118.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1084
    • C:\Users\Admin\AppData\Local\Temp\n5482\s5482.exe
      "C:\Users\Admin\AppData\Local\Temp\n5482\s5482.exe" 728e4e2562089363bfcd848a5hZlCEy2/e67WPAmgVql7dROp6imR2H5vIBc81TlUBf7zKvLD3rkJRl8qnPqdPEH6uQnvs0ObkXjNhO8+xlH3yDENWH8S//0fyAr5jOlXlc0e2zXH3rPhaJp/WV53+X3ZbQ3/H8efsj5X81EWtKBfmjVcyj252GSAVqHiqk= /v "C:\Users\Admin\AppData\Local\Temp\ce18f88106914d9a447d2ca8ba0670a3_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:1140

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n5482\s5482.exe

    Filesize

    350KB

    MD5

    fa6ed0f7848455d3f0929a2954f39c47

    SHA1

    41d67fd1285246b71a7ffb7b3b7debc0f71d3bbf

    SHA256

    f9cdc17ae98b92e4dd757e07dc7966d845cef242d549fdc0587e8e548062df46

    SHA512

    463ef43ec36dd5c65fab50312df35a647840db4b8aab779fdfebdb3988a36effedd6b6a91e4b8eb7f9b38f9989bd793a8b0ca64f292310caa1b71747ca1b0d92

  • memory/1140-12-0x00007FF9D8745000-0x00007FF9D8746000-memory.dmp

    Filesize

    4KB

  • memory/1140-13-0x00007FF9D8490000-0x00007FF9D8E31000-memory.dmp

    Filesize

    9.6MB

  • memory/1140-14-0x00007FF9D8490000-0x00007FF9D8E31000-memory.dmp

    Filesize

    9.6MB

  • memory/1140-34-0x000000001B750000-0x000000001B760000-memory.dmp

    Filesize

    64KB

  • memory/1140-37-0x000000001C210000-0x000000001C6DE000-memory.dmp

    Filesize

    4.8MB

  • memory/1140-38-0x000000001C780000-0x000000001C81C000-memory.dmp

    Filesize

    624KB

  • memory/1140-39-0x00007FF9D8490000-0x00007FF9D8E31000-memory.dmp

    Filesize

    9.6MB

  • memory/1140-40-0x000000001C8E0000-0x000000001C942000-memory.dmp

    Filesize

    392KB

  • memory/1140-41-0x00007FF9D8490000-0x00007FF9D8E31000-memory.dmp

    Filesize

    9.6MB

  • memory/1140-42-0x00007FF9D8490000-0x00007FF9D8E31000-memory.dmp

    Filesize

    9.6MB

  • memory/1140-43-0x0000000001030000-0x0000000001038000-memory.dmp

    Filesize

    32KB

  • memory/1140-44-0x00007FF9D8490000-0x00007FF9D8E31000-memory.dmp

    Filesize

    9.6MB

  • memory/1140-45-0x00007FF9D8490000-0x00007FF9D8E31000-memory.dmp

    Filesize

    9.6MB

  • memory/1140-46-0x00007FF9D8490000-0x00007FF9D8E31000-memory.dmp

    Filesize

    9.6MB

  • memory/1140-47-0x00007FF9D8745000-0x00007FF9D8746000-memory.dmp

    Filesize

    4KB

  • memory/1140-48-0x00007FF9D8490000-0x00007FF9D8E31000-memory.dmp

    Filesize

    9.6MB

  • memory/1140-49-0x00007FF9D8490000-0x00007FF9D8E31000-memory.dmp

    Filesize

    9.6MB

  • memory/1140-50-0x000000001FF60000-0x000000002009C000-memory.dmp

    Filesize

    1.2MB

  • memory/1140-51-0x00000000205B0000-0x0000000020ABE000-memory.dmp

    Filesize

    5.1MB

  • memory/1140-52-0x00007FF9D8490000-0x00007FF9D8E31000-memory.dmp

    Filesize

    9.6MB

  • memory/1140-53-0x00007FF9D8490000-0x00007FF9D8E31000-memory.dmp

    Filesize

    9.6MB

  • memory/1140-54-0x00007FF9D8490000-0x00007FF9D8E31000-memory.dmp

    Filesize

    9.6MB

  • memory/1140-55-0x00007FF9D8490000-0x00007FF9D8E31000-memory.dmp

    Filesize

    9.6MB

  • memory/1140-56-0x00007FF9D8490000-0x00007FF9D8E31000-memory.dmp

    Filesize

    9.6MB

  • memory/1140-57-0x00007FF9D8490000-0x00007FF9D8E31000-memory.dmp

    Filesize

    9.6MB

  • memory/1140-59-0x00007FF9D8490000-0x00007FF9D8E31000-memory.dmp

    Filesize

    9.6MB