Analysis

  • max time kernel
    117s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    31/12/2023, 14:04

General

  • Target

    3919b64a953e41906ee6ba9bf987059a.exe

  • Size

    512KB

  • MD5

    3919b64a953e41906ee6ba9bf987059a

  • SHA1

    dc8a28e15f944f5832c00ab3d76333f464340677

  • SHA256

    2196a560e0f9ae2699a7d36180a8a5aabce39c05141e5018d5cb81fafe1a776a

  • SHA512

    e3b607fc7c0f458797219e7f1872aadb6f5c6bc64b6c2c47111662f51506c8a8e5373a1ab30c163c27a85afc5cddd1e27660ba87161f29befa53c6a1e76ebf19

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4N:0+h9OY70z+warul3E4N

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 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 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3919b64a953e41906ee6ba9bf987059a.exe
    "C:\Users\Admin\AppData\Local\Temp\3919b64a953e41906ee6ba9bf987059a.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Loads dropped DLL
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2044
    • C:\Users\Admin\AppData\Local\Temp\n7080\s7080.exe
      "C:\Users\Admin\AppData\Local\Temp\n7080\s7080.exe" 3fcad2fa70571e08a93a336d6MIZwPUP0j5wlzGOiLWED27BYzvcSXVLfgp0d7G4B1enuXuFt8p2cO57HdIhSOWcVqO16XXa086Ej0pmHbUy81BNzp2qAPkPqig0KlTaIx28IPEDJMaRVJsbPYOT0dBrlYe7Vwn88aNwQZ2rkTljVvow /v "C:\Users\Admin\AppData\Local\Temp\3919b64a953e41906ee6ba9bf987059a.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2712

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\Cab9E73.tmp

          Filesize

          65KB

          MD5

          ac05d27423a85adc1622c714f2cb6184

          SHA1

          b0fe2b1abddb97837ea0195be70ab2ff14d43198

          SHA256

          c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

          SHA512

          6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

        • C:\Users\Admin\AppData\Local\Temp\Tar9E95.tmp

          Filesize

          171KB

          MD5

          9c0c641c06238516f27941aa1166d427

          SHA1

          64cd549fb8cf014fcd9312aa7a5b023847b6c977

          SHA256

          4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

          SHA512

          936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

        • \Users\Admin\AppData\Local\Temp\n7080\s7080.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • memory/2712-75-0x0000000002090000-0x0000000002110000-memory.dmp

          Filesize

          512KB

        • memory/2712-76-0x0000000002090000-0x0000000002110000-memory.dmp

          Filesize

          512KB

        • memory/2712-72-0x0000000000510000-0x0000000000522000-memory.dmp

          Filesize

          72KB

        • memory/2712-73-0x0000000002090000-0x0000000002110000-memory.dmp

          Filesize

          512KB

        • memory/2712-74-0x000007FEF5350000-0x000007FEF5CED000-memory.dmp

          Filesize

          9.6MB

        • memory/2712-22-0x000007FEF5350000-0x000007FEF5CED000-memory.dmp

          Filesize

          9.6MB

        • memory/2712-77-0x0000000002090000-0x0000000002110000-memory.dmp

          Filesize

          512KB

        • memory/2712-23-0x0000000002090000-0x0000000002110000-memory.dmp

          Filesize

          512KB

        • memory/2712-78-0x0000000002090000-0x0000000002110000-memory.dmp

          Filesize

          512KB

        • memory/2712-80-0x0000000002090000-0x0000000002110000-memory.dmp

          Filesize

          512KB

        • memory/2712-79-0x0000000002090000-0x0000000002110000-memory.dmp

          Filesize

          512KB

        • memory/2712-81-0x0000000002090000-0x0000000002110000-memory.dmp

          Filesize

          512KB

        • memory/2712-83-0x0000000002090000-0x0000000002110000-memory.dmp

          Filesize

          512KB

        • memory/2712-82-0x0000000002090000-0x0000000002110000-memory.dmp

          Filesize

          512KB

        • memory/2712-84-0x000007FEF5350000-0x000007FEF5CED000-memory.dmp

          Filesize

          9.6MB