Analysis

  • max time kernel
    145s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/12/2023, 17:01

General

  • Target

    0717d947d4778daed31ab6e7bfe742d3.exe

  • Size

    597KB

  • MD5

    0717d947d4778daed31ab6e7bfe742d3

  • SHA1

    a438b295a1f485155a955b8a9494f1a8c591070d

  • SHA256

    149f6f162d2a1d85eaea3d8be9acf133936d66e2c3951ef8951ebcafc9951510

  • SHA512

    e8512b473431aab73b795b2328b3019024e84bf9aec2bde7bb09832cb7a2a74233fb4ef8d8d3d435fca75fb436bed0bdd18c416bf258dab5a2c1706c2b029506

  • SSDEEP

    12288:AeABzSxtUS4w0IHYQJ8iZ+9YIjEOQN8+2cMTReObmZtOs2rO+ZAdJ:AF9SxaIHFWPENp2c4Re5ZQs+O4Az

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 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0717d947d4778daed31ab6e7bfe742d3.exe
    "C:\Users\Admin\AppData\Local\Temp\0717d947d4778daed31ab6e7bfe742d3.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:524
    • C:\Users\Admin\AppData\Local\Temp\n96\s96.exe
      "C:\Users\Admin\AppData\Local\Temp\n96\s96.exe" 6bd52d22472b08dcd974c7312UxClr3DuP8jDtxl9j7K8IPUsMxEuRVAI4O1AH4QPmJNA62PjAC2eGSTWTJCZ3Kjsh2PmF2BI83MTZEr63JBPVHsaVCjRhtlpt7xKQLzSxaklo27qESO0EBZ3ROREc3BeNRoUt4GFub+LIUTcfXog41cCwE0xV9wY1pTXyzeWw== /v "C:\Users\Admin\AppData\Local\Temp\0717d947d4778daed31ab6e7bfe742d3.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
      PID:5052

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\n96\s96.exe

          Filesize

          350KB

          MD5

          d5b04311a323d55556e3843b1a1cfbfc

          SHA1

          e06e61bbaee0209f122eff0636c9a9fd27493fec

          SHA256

          f35e550a32c0c29584389c022941baf08ed467946b558fd1605a4e732f71ad64

          SHA512

          34b8d8bc2165b935d6f5292fcf4eae3738bb1e009acd38dafd5444b49c9f1969d6f0fa43170c05d5c4a2e5c41526c2442d2156751481a7d67695067b5713a072

        • memory/5052-13-0x0000000001810000-0x0000000001820000-memory.dmp

          Filesize

          64KB

        • memory/5052-12-0x00007FF8A73C0000-0x00007FF8A7D61000-memory.dmp

          Filesize

          9.6MB

        • memory/5052-24-0x0000000001980000-0x0000000001990000-memory.dmp

          Filesize

          64KB

        • memory/5052-27-0x000000001CEE0000-0x000000001D3AE000-memory.dmp

          Filesize

          4.8MB

        • memory/5052-28-0x000000001C950000-0x000000001C9EC000-memory.dmp

          Filesize

          624KB

        • memory/5052-29-0x0000000001810000-0x0000000001820000-memory.dmp

          Filesize

          64KB

        • memory/5052-30-0x000000001D4F0000-0x000000001D552000-memory.dmp

          Filesize

          392KB

        • memory/5052-31-0x0000000001810000-0x0000000001820000-memory.dmp

          Filesize

          64KB

        • memory/5052-32-0x00007FF8A73C0000-0x00007FF8A7D61000-memory.dmp

          Filesize

          9.6MB

        • memory/5052-33-0x0000000021EF0000-0x00000000223FE000-memory.dmp

          Filesize

          5.1MB

        • memory/5052-35-0x00007FF8A73C0000-0x00007FF8A7D61000-memory.dmp

          Filesize

          9.6MB