Analysis

  • max time kernel
    95s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-09-2024 06:36

General

  • Target

    eac576536428528691fb371120308558_JaffaCakes118.exe

  • Size

    671KB

  • MD5

    eac576536428528691fb371120308558

  • SHA1

    1ef655691c1d58af6cb195e5d2423794923b661b

  • SHA256

    228c84f4e15e25458cb7b9178ec78a5b6c823f1486493cd763ee77a2ea496d9e

  • SHA512

    3695ec4ff6c067b98bb11ebd2ae276d58143d7e9399f5f3a0536386053b04f6f905104d236e8b531c390c8e844e8cab1079b21fa52d289814af87f4facc7c626

  • SSDEEP

    12288:SZJ7G1zskWtP44444ItPZkTKpPwHb/dgusOlMLSTQNirbCfrL6R:qJ7Uzj4yUo7Fdle8WIbCL6R

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\eac576536428528691fb371120308558_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\eac576536428528691fb371120308558_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:4728
    • C:\Users\Admin\AppData\Local\Temp\n6239\s6239.exe
      "C:\Users\Admin\AppData\Local\Temp\n6239\s6239.exe" 2b524e2f049308278a4bfb25YarzRcLUHHZoKCbCI8T+TRQIr4BnEHi+Z8FmlC1ZRJRcWR0OsF8LfuRU9FLwcluEfqdMYRSidK05IArtG817CTpPc70Vz7tIVk1hPiFyVfE8DP/ivbz5W0NU9RlAg66g6wlKtw/6Baxdr1w7zBU82DDJPAS5syr6cB3g5tE= /v "C:\Users\Admin\AppData\Local\Temp\eac576536428528691fb371120308558_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:664

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n6239\s6239.exe

    Filesize

    350KB

    MD5

    fa6ed0f7848455d3f0929a2954f39c47

    SHA1

    41d67fd1285246b71a7ffb7b3b7debc0f71d3bbf

    SHA256

    f9cdc17ae98b92e4dd757e07dc7966d845cef242d549fdc0587e8e548062df46

    SHA512

    463ef43ec36dd5c65fab50312df35a647840db4b8aab779fdfebdb3988a36effedd6b6a91e4b8eb7f9b38f9989bd793a8b0ca64f292310caa1b71747ca1b0d92

  • memory/664-12-0x00007FF8875C5000-0x00007FF8875C6000-memory.dmp

    Filesize

    4KB

  • memory/664-13-0x00007FF887310000-0x00007FF887CB1000-memory.dmp

    Filesize

    9.6MB

  • memory/664-14-0x00007FF887310000-0x00007FF887CB1000-memory.dmp

    Filesize

    9.6MB

  • memory/664-33-0x0000000000FB0000-0x0000000000FC0000-memory.dmp

    Filesize

    64KB

  • memory/664-36-0x000000001C790000-0x000000001CC5E000-memory.dmp

    Filesize

    4.8MB

  • memory/664-37-0x000000001C160000-0x000000001C1FC000-memory.dmp

    Filesize

    624KB

  • memory/664-38-0x00007FF887310000-0x00007FF887CB1000-memory.dmp

    Filesize

    9.6MB

  • memory/664-39-0x000000001CCD0000-0x000000001CD32000-memory.dmp

    Filesize

    392KB

  • memory/664-40-0x00007FF887310000-0x00007FF887CB1000-memory.dmp

    Filesize

    9.6MB

  • memory/664-41-0x00007FF887310000-0x00007FF887CB1000-memory.dmp

    Filesize

    9.6MB

  • memory/664-42-0x000000001B870000-0x000000001B878000-memory.dmp

    Filesize

    32KB

  • memory/664-43-0x00007FF887310000-0x00007FF887CB1000-memory.dmp

    Filesize

    9.6MB

  • memory/664-44-0x00007FF887310000-0x00007FF887CB1000-memory.dmp

    Filesize

    9.6MB

  • memory/664-45-0x00007FF8875C5000-0x00007FF8875C6000-memory.dmp

    Filesize

    4KB

  • memory/664-46-0x00007FF887310000-0x00007FF887CB1000-memory.dmp

    Filesize

    9.6MB

  • memory/664-47-0x00007FF887310000-0x00007FF887CB1000-memory.dmp

    Filesize

    9.6MB

  • memory/664-48-0x00007FF887310000-0x00007FF887CB1000-memory.dmp

    Filesize

    9.6MB

  • memory/664-49-0x00007FF887310000-0x00007FF887CB1000-memory.dmp

    Filesize

    9.6MB

  • memory/664-50-0x0000000020A40000-0x0000000020F4E000-memory.dmp

    Filesize

    5.1MB

  • memory/664-51-0x00007FF887310000-0x00007FF887CB1000-memory.dmp

    Filesize

    9.6MB

  • memory/664-52-0x00007FF887310000-0x00007FF887CB1000-memory.dmp

    Filesize

    9.6MB

  • memory/664-53-0x00007FF887310000-0x00007FF887CB1000-memory.dmp

    Filesize

    9.6MB

  • memory/664-55-0x00007FF887310000-0x00007FF887CB1000-memory.dmp

    Filesize

    9.6MB