Analysis

  • max time kernel
    95s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/09/2024, 04:45

General

  • Target

    d39139c6e3c60d6cb431bb2250e2d5b4_JaffaCakes118.exe

  • Size

    666KB

  • MD5

    d39139c6e3c60d6cb431bb2250e2d5b4

  • SHA1

    3229ee383db52d75fafb855969059e77f97469e8

  • SHA256

    148d3e5b00e1572503248b6661cd2adff62e0396d21f4251cfedf2685de366a0

  • SHA512

    41a09514b2130169bacc4b9507297350e442e31a05a03a669d2a22397aefe5ecc4a37e0b805851133063606e9afe903714bc09630c9607337828db5649ef1189

  • SSDEEP

    12288:5N7njumso2sJSQpDLsyIDcGZSXOsfsn42HeFtjNQqnsI+68:37njXhgQlHGZCs4YW+68

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\d39139c6e3c60d6cb431bb2250e2d5b4_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d39139c6e3c60d6cb431bb2250e2d5b4_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:976
    • C:\Users\Admin\AppData\Local\Temp\n3847\s3847.exe
      "C:\Users\Admin\AppData\Local\Temp\n3847\s3847.exe" d564101d0ce3844cdcf70e61xXmjBuQIy8VvGNE9wVyX1hG8CIUgCX9CXmBhDuzL5ogxs7v0/+8ld+lN9Woho4XG4SVZbvUf42QXRVVxRjeSDrym1QgBOzg1zUh0VP9vYqTxnCVMq197HF7ytkWv/wCnhrzykvSrpXA9qBLnS7hHlQU5qHXV9LE6glLXYyQopIs= /v "C:\Users\Admin\AppData\Local\Temp\d39139c6e3c60d6cb431bb2250e2d5b4_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:3120

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\n3847\s3847.exe

          Filesize

          350KB

          MD5

          3704d702fab17912fe846d0cbcc6e1ee

          SHA1

          80a8eb023387c1503296d2a69e6490745fee6c9a

          SHA256

          6d947c5db567f39d74552b385a91bf3e5b1766062240e0c50e296a1d561c5197

          SHA512

          bcaf82f3b28bbe23fcde975c9ad6bc5c3849f962410bf74e873544cb3600f6537db3772538a92a965023c1e8b43e57e4b7988090cbffc1932587d7de816162f4

        • memory/3120-12-0x00007FFBC68A5000-0x00007FFBC68A6000-memory.dmp

          Filesize

          4KB

        • memory/3120-13-0x00007FFBC65F0000-0x00007FFBC6F91000-memory.dmp

          Filesize

          9.6MB

        • memory/3120-14-0x00007FFBC65F0000-0x00007FFBC6F91000-memory.dmp

          Filesize

          9.6MB

        • memory/3120-34-0x000000001B710000-0x000000001B720000-memory.dmp

          Filesize

          64KB

        • memory/3120-37-0x000000001C5F0000-0x000000001CABE000-memory.dmp

          Filesize

          4.8MB

        • memory/3120-38-0x000000001C040000-0x000000001C0DC000-memory.dmp

          Filesize

          624KB

        • memory/3120-39-0x00007FFBC65F0000-0x00007FFBC6F91000-memory.dmp

          Filesize

          9.6MB

        • memory/3120-40-0x000000001CBB0000-0x000000001CC12000-memory.dmp

          Filesize

          392KB

        • memory/3120-41-0x00007FFBC65F0000-0x00007FFBC6F91000-memory.dmp

          Filesize

          9.6MB

        • memory/3120-42-0x00007FFBC65F0000-0x00007FFBC6F91000-memory.dmp

          Filesize

          9.6MB

        • memory/3120-43-0x000000001B730000-0x000000001B738000-memory.dmp

          Filesize

          32KB

        • memory/3120-44-0x00007FFBC65F0000-0x00007FFBC6F91000-memory.dmp

          Filesize

          9.6MB

        • memory/3120-45-0x00007FFBC65F0000-0x00007FFBC6F91000-memory.dmp

          Filesize

          9.6MB

        • memory/3120-46-0x00007FFBC65F0000-0x00007FFBC6F91000-memory.dmp

          Filesize

          9.6MB

        • memory/3120-47-0x00007FFBC65F0000-0x00007FFBC6F91000-memory.dmp

          Filesize

          9.6MB

        • memory/3120-48-0x00007FFBC68A5000-0x00007FFBC68A6000-memory.dmp

          Filesize

          4KB

        • memory/3120-49-0x00007FFBC65F0000-0x00007FFBC6F91000-memory.dmp

          Filesize

          9.6MB

        • memory/3120-50-0x0000000020330000-0x000000002046C000-memory.dmp

          Filesize

          1.2MB

        • memory/3120-51-0x0000000020980000-0x0000000020E8E000-memory.dmp

          Filesize

          5.1MB

        • memory/3120-52-0x00007FFBC65F0000-0x00007FFBC6F91000-memory.dmp

          Filesize

          9.6MB

        • memory/3120-53-0x00007FFBC65F0000-0x00007FFBC6F91000-memory.dmp

          Filesize

          9.6MB

        • memory/3120-54-0x00007FFBC65F0000-0x00007FFBC6F91000-memory.dmp

          Filesize

          9.6MB

        • memory/3120-55-0x00007FFBC65F0000-0x00007FFBC6F91000-memory.dmp

          Filesize

          9.6MB

        • memory/3120-56-0x00007FFBC65F0000-0x00007FFBC6F91000-memory.dmp

          Filesize

          9.6MB

        • memory/3120-57-0x00007FFBC65F0000-0x00007FFBC6F91000-memory.dmp

          Filesize

          9.6MB

        • memory/3120-58-0x00007FFBC65F0000-0x00007FFBC6F91000-memory.dmp

          Filesize

          9.6MB

        • memory/3120-60-0x00007FFBC65F0000-0x00007FFBC6F91000-memory.dmp

          Filesize

          9.6MB