Analysis

  • max time kernel
    141s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-05-2024 20:39

General

  • Target

    3674599fca461235e7477d2a4e7e7574_JaffaCakes118.exe

  • Size

    701KB

  • MD5

    3674599fca461235e7477d2a4e7e7574

  • SHA1

    66699023a944dc1580c2a0dd46b1cf4ec7da18a6

  • SHA256

    24390bf98d39394e38dcc6b9152c2145dfaf613722f11e48a42f6ec10b298bf1

  • SHA512

    8805ecc2d98a32db8a3e22c422db293f53e2046a5f1088a78f6d9c3fc1b207d9135d295d7c8cb215b90b70718aa161419833efce2f9b72c03fe6a3035b63f0cd

  • SSDEEP

    12288:ZBwq6VFMFXpComESVXbTcUNUQ8Oog2cazH+jUv7wIHylWmFDwqJd/O4:/B6VF8C1ESVXboH9jVHF7wIHgHF3/O4

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\3674599fca461235e7477d2a4e7e7574_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3674599fca461235e7477d2a4e7e7574_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:2724
    • C:\Users\Admin\AppData\Local\Temp\n8774\s8774.exe
      "C:\Users\Admin\AppData\Local\Temp\n8774\s8774.exe" 4a4854f1af46c15f806581857o3Nr3qIWEieg94yPQCB9s85g/RchiMFevQw5d8gNGrs1E9n0GLhXJlj5iL3qf586bqeJTIUzNezEIBVOXr180pxkI3rBBLAeWzpYu5sWlUQPuEtC4IonC8RHRFHhMphd4TV3JuZgOSJNH3THqW5/r0nxLG9dSyXKuoiMjPHmQ== /v "C:\Users\Admin\AppData\Local\Temp\3674599fca461235e7477d2a4e7e7574_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:1184

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\5457A8CE4B2A7499F8299A013B6E1C7C_CE50F893881D43DC0C815E4D80FAF2B4

    Filesize

    5B

    MD5

    5bfa51f3a417b98e7443eca90fc94703

    SHA1

    8c015d80b8a23f780bdd215dc842b0f5551f63bd

    SHA256

    bebe2853a3485d1c2e5c5be4249183e0ddaff9f87de71652371700a89d937128

    SHA512

    4cd03686254bb28754cbaa635ae1264723e2be80ce1dd0f78d1ab7aee72232f5b285f79e488e9c5c49ff343015bd07bb8433d6cee08ae3cea8c317303e3ac399

  • C:\Users\Admin\AppData\Local\Temp\n8774\s8774.exe

    Filesize

    352KB

    MD5

    937ee364bca091538e0d83e870cabdb2

    SHA1

    19d5651f397cc75080420456af3fb5b2819fb437

    SHA256

    37fc0e836b34084a2ec07865919ebb3fd7152072e03f6df586f0fc95a2988588

    SHA512

    f6af0b2045ae3590f731f5fc4c5903e4391ab3b7d4582fe26c6ce8fcc0deee40c8a961bc783f28d6c19ba86c860328f6e6a885891457f408093afbb4e8834c01

  • memory/1184-43-0x00007FFA6A5D0000-0x00007FFA6AF71000-memory.dmp

    Filesize

    9.6MB

  • memory/1184-46-0x00007FFA6A5D0000-0x00007FFA6AF71000-memory.dmp

    Filesize

    9.6MB

  • memory/1184-35-0x000000001BC80000-0x000000001BC90000-memory.dmp

    Filesize

    64KB

  • memory/1184-38-0x000000001C2B0000-0x000000001C77E000-memory.dmp

    Filesize

    4.8MB

  • memory/1184-39-0x000000001C820000-0x000000001C8BC000-memory.dmp

    Filesize

    624KB

  • memory/1184-40-0x00007FFA6A5D0000-0x00007FFA6AF71000-memory.dmp

    Filesize

    9.6MB

  • memory/1184-41-0x000000001CA10000-0x000000001CA72000-memory.dmp

    Filesize

    392KB

  • memory/1184-42-0x00007FFA6A5D0000-0x00007FFA6AF71000-memory.dmp

    Filesize

    9.6MB

  • memory/1184-12-0x00007FFA6A885000-0x00007FFA6A886000-memory.dmp

    Filesize

    4KB

  • memory/1184-44-0x000000001B860000-0x000000001B868000-memory.dmp

    Filesize

    32KB

  • memory/1184-45-0x00007FFA6A5D0000-0x00007FFA6AF71000-memory.dmp

    Filesize

    9.6MB

  • memory/1184-13-0x00007FFA6A5D0000-0x00007FFA6AF71000-memory.dmp

    Filesize

    9.6MB

  • memory/1184-47-0x00007FFA6A5D0000-0x00007FFA6AF71000-memory.dmp

    Filesize

    9.6MB

  • memory/1184-48-0x00007FFA6A5D0000-0x00007FFA6AF71000-memory.dmp

    Filesize

    9.6MB

  • memory/1184-49-0x000000001FEA0000-0x000000001FFDC000-memory.dmp

    Filesize

    1.2MB

  • memory/1184-50-0x00000000204F0000-0x00000000209FE000-memory.dmp

    Filesize

    5.1MB

  • memory/1184-51-0x00007FFA6A5D0000-0x00007FFA6AF71000-memory.dmp

    Filesize

    9.6MB

  • memory/1184-52-0x00007FFA6A5D0000-0x00007FFA6AF71000-memory.dmp

    Filesize

    9.6MB

  • memory/1184-53-0x00007FFA6A5D0000-0x00007FFA6AF71000-memory.dmp

    Filesize

    9.6MB

  • memory/1184-54-0x00007FFA6A885000-0x00007FFA6A886000-memory.dmp

    Filesize

    4KB

  • memory/1184-56-0x00007FFA6A5D0000-0x00007FFA6AF71000-memory.dmp

    Filesize

    9.6MB