Analysis

  • max time kernel
    149s
  • max time network
    133s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    08/11/2024, 14:57

General

  • Target
    tox tweaking/niggers/procexp.exe
  • Size 2.7MB
  • Sample241108-sblntavank
  • SHA256 0f2081ebd2ef0baafdd699dbd1b77853a35b50943418ed6207f896599f41084c
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • 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.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 15 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\tox tweaking\niggers\procexp.exe
    "C:\Users\Admin\AppData\Local\Temp\tox tweaking\niggers\procexp.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:72
    • C:\Users\Admin\AppData\Local\Temp\procexp64.exe
      "C:\Users\Admin\AppData\Local\Temp\tox tweaking\niggers\procexp.exe"
      2⤵
      • Drops file in Drivers directory
      • Sets service image path in registry
      • Executes dropped EXE
      • Enumerates connected drives
      • Checks processor information in registry
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: LoadsDriver
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:3276

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        procexp64.exe

        • Path C:\Users\Admin\AppData\Local\Temp\procexp64.exe
        • Size 1.4MB
        • SHA256 77358157efbf4572c2d7f17a1a264990843307f802d20bad4fb2442245d65f0b
        • MD5 SHA1 SHA512 SSDEEP