Analysis

  • max time kernel
    129s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/08/2024, 12:06

General

  • Target

    c8c969d023890fdc6d1ef4819e104f17_JaffaCakes118.exe

  • Size

    500KB

  • MD5

    c8c969d023890fdc6d1ef4819e104f17

  • SHA1

    44fee4f030ae7183c487df86f7ac2aaf04119189

  • SHA256

    24ca667a0c08f22c7e635108ca8bc433b3f93f1ac2ebdd31dc75fb4aa3363f0a

  • SHA512

    fcefc37c9a1cb9425f47f4d7dae639a248dd2367f1febfde7120e3deb53a351abaa26db7c122dc964d6ab95768852e749b7070bb2ac9c1b5c37ad8ddad3ceaf4

  • SSDEEP

    6144:hjDI49RbTu85MLG6Nudm6A4uQ2iMbjNP9KJfnGSgP6YGuR7cINe/4dz5C9F+3+OF:hjDHXe85D6NnNM/ZVuJcIG/Hhk

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).

  • Program crash 1 IoCs
  • 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 3 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\c8c969d023890fdc6d1ef4819e104f17_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\c8c969d023890fdc6d1ef4819e104f17_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:4232
    • C:\Users\Admin\AppData\Local\Temp\n1234\s1234.exe
      "C:\Users\Admin\AppData\Local\Temp\n1234\s1234.exe" ins.exe /t 53ac80b3561ca3ca438b45df /e 12909115 /u 29cc71b0-a872-11e3-8a58-80c16e6f498c /h 76a5a.api.socdn.com /v "C:\Users\Admin\AppData\Local\Temp\c8c969d023890fdc6d1ef4819e104f17_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:4852
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4232 -s 4456
      2⤵
      • Program crash
      PID:2592
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4232 -ip 4232
    1⤵
      PID:1752

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\n1234\s1234.exe

            Filesize

            286KB

            MD5

            3e3ab97a3be5f358ef2410034ca1d11e

            SHA1

            132b2d344871a59eea8cd45dcb289f880754de0a

            SHA256

            9343341db998236ead9f7bc0847747fb92cc90cc4709e7b6ff4c2ff6809dd1bb

            SHA512

            31cae25593341fe970dce4532449af639fb4b05a91591c1a22a8be52e2d9937439ef2a73e87cc49e636d24d3c5986a5d1954e9736046da4adbb7ac9857d9e48d

          • memory/4852-11-0x00007FFF77F75000-0x00007FFF77F76000-memory.dmp

            Filesize

            4KB

          • memory/4852-12-0x00007FFF77CC0000-0x00007FFF78661000-memory.dmp

            Filesize

            9.6MB

          • memory/4852-13-0x00007FFF77CC0000-0x00007FFF78661000-memory.dmp

            Filesize

            9.6MB

          • memory/4852-34-0x000000001B470000-0x000000001B47A000-memory.dmp

            Filesize

            40KB

          • memory/4852-37-0x000000001BF40000-0x000000001C40E000-memory.dmp

            Filesize

            4.8MB

          • memory/4852-38-0x000000001C4B0000-0x000000001C54C000-memory.dmp

            Filesize

            624KB

          • memory/4852-39-0x000000001B480000-0x000000001B488000-memory.dmp

            Filesize

            32KB

          • memory/4852-40-0x00007FFF77CC0000-0x00007FFF78661000-memory.dmp

            Filesize

            9.6MB

          • memory/4852-41-0x00007FFF77CC0000-0x00007FFF78661000-memory.dmp

            Filesize

            9.6MB

          • memory/4852-42-0x00007FFF77CC0000-0x00007FFF78661000-memory.dmp

            Filesize

            9.6MB

          • memory/4852-43-0x00007FFF77CC0000-0x00007FFF78661000-memory.dmp

            Filesize

            9.6MB

          • memory/4852-44-0x000000001D8E0000-0x000000001D942000-memory.dmp

            Filesize

            392KB

          • memory/4852-45-0x000000001FAD0000-0x000000001FC0C000-memory.dmp

            Filesize

            1.2MB

          • memory/4852-46-0x0000000020120000-0x000000002062E000-memory.dmp

            Filesize

            5.1MB

          • memory/4852-48-0x00007FFF77CC0000-0x00007FFF78661000-memory.dmp

            Filesize

            9.6MB

          • memory/4852-47-0x00007FFF77F75000-0x00007FFF77F76000-memory.dmp

            Filesize

            4KB

          • memory/4852-49-0x00007FFF77CC0000-0x00007FFF78661000-memory.dmp

            Filesize

            9.6MB

          • memory/4852-50-0x00007FFF77CC0000-0x00007FFF78661000-memory.dmp

            Filesize

            9.6MB

          • memory/4852-51-0x00007FFF77CC0000-0x00007FFF78661000-memory.dmp

            Filesize

            9.6MB

          • memory/4852-53-0x00007FFF77CC0000-0x00007FFF78661000-memory.dmp

            Filesize

            9.6MB