Analysis

  • max time kernel
    80s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/01/2024, 17:19

General

  • Target

    806ae80d9887b0c859807580dae018d3.exe

  • Size

    512KB

  • MD5

    806ae80d9887b0c859807580dae018d3

  • SHA1

    9fa81c795b3074899421852f3d469899423fe78a

  • SHA256

    1067b939c75366f827a6faf3ab78cc089316d4a90b3c112101b340ec741e9902

  • SHA512

    d1ef743846e810cda793427713984730ced6cc5e072140eae31a5da28c5be7aa0f4045072a93797ba2e9954209f63198e1569d651736051548657c48356bb05b

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4U:0+h9OY70z+warul3E4U

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 5 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\806ae80d9887b0c859807580dae018d3.exe
    "C:\Users\Admin\AppData\Local\Temp\806ae80d9887b0c859807580dae018d3.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:1840
    • C:\Users\Admin\AppData\Local\Temp\n6450\s6450.exe
      "C:\Users\Admin\AppData\Local\Temp\n6450\s6450.exe" 9e1a068d2b3fe89f20e741fe/xrccm+5RMBE2gG8mRTB7drtxYWUpxklRU/C9plEwFWKMIluMEwOBWsq/560jTGTFShjPxXxvPw0tAAkncPLhsynVwK7rvPwz+SgMtbxhfzq18hSiqa1DA6Q6uvRfeDWpddvLMQu9sFvdDDyxpn4p4h+ /v "C:\Users\Admin\AppData\Local\Temp\806ae80d9887b0c859807580dae018d3.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:4812

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\n6450\s6450.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • memory/4812-12-0x00007FF977BA0000-0x00007FF978541000-memory.dmp

          Filesize

          9.6MB

        • memory/4812-13-0x00007FF977BA0000-0x00007FF978541000-memory.dmp

          Filesize

          9.6MB

        • memory/4812-14-0x0000000000C70000-0x0000000000C80000-memory.dmp

          Filesize

          64KB

        • memory/4812-28-0x000000001B060000-0x000000001B072000-memory.dmp

          Filesize

          72KB

        • memory/4812-31-0x000000001BFA0000-0x000000001C46E000-memory.dmp

          Filesize

          4.8MB

        • memory/4812-32-0x000000001C510000-0x000000001C5AC000-memory.dmp

          Filesize

          624KB

        • memory/4812-33-0x000000001C6B0000-0x000000001C712000-memory.dmp

          Filesize

          392KB

        • memory/4812-34-0x0000000000C70000-0x0000000000C80000-memory.dmp

          Filesize

          64KB

        • memory/4812-35-0x000000001BA50000-0x000000001BA58000-memory.dmp

          Filesize

          32KB

        • memory/4812-36-0x0000000000C70000-0x0000000000C80000-memory.dmp

          Filesize

          64KB

        • memory/4812-37-0x00007FF977BA0000-0x00007FF978541000-memory.dmp

          Filesize

          9.6MB

        • memory/4812-38-0x0000000000C70000-0x0000000000C80000-memory.dmp

          Filesize

          64KB

        • memory/4812-39-0x00007FF977BA0000-0x00007FF978541000-memory.dmp

          Filesize

          9.6MB

        • memory/4812-41-0x0000000000C70000-0x0000000000C80000-memory.dmp

          Filesize

          64KB

        • memory/4812-42-0x0000000000C70000-0x0000000000C80000-memory.dmp

          Filesize

          64KB

        • memory/4812-40-0x0000000000C70000-0x0000000000C80000-memory.dmp

          Filesize

          64KB

        • memory/4812-43-0x0000000020150000-0x000000002065E000-memory.dmp

          Filesize

          5.1MB

        • memory/4812-44-0x0000000020CA0000-0x0000000020DDC000-memory.dmp

          Filesize

          1.2MB

        • memory/4812-45-0x0000000000C70000-0x0000000000C80000-memory.dmp

          Filesize

          64KB

        • memory/4812-47-0x00007FF977BA0000-0x00007FF978541000-memory.dmp

          Filesize

          9.6MB