Analysis

  • max time kernel
    30s
  • max time network
    21s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/01/2025, 13:13

General

  • Target

    use for bypassing taskmgr block.exe

  • Size

    4.3MB

  • MD5

    94c60e6704b5dd11a139f2ffebde9135

  • SHA1

    cd89f1cf9428a3eab554a3eb9ff6ca869e5bc368

  • SHA256

    106bf123359d03963b1df1011fb8560aaf1c5e811de775dce1d8a53758a69102

  • SHA512

    586bf326eae890379fcc7ad60e0a70384d069898aea46da32baf6bd60854df97b461019beaf17744ba3dfc0e70eb75970b977c30f035d296ae89763605d4ff6d

  • SSDEEP

    49152:cGNq7FBhpRWa3viMRIcDdxw6dXF3W1QrL1UDq3P8mlp4DOXUxm:cGejpRWafEkRW6OHmrZXt

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 35 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 15 IoCs
  • Suspicious use of FindShellTrayWindow 45 IoCs
  • Suspicious use of SendNotifyMessage 45 IoCs
  • Suspicious use of SetWindowsHookEx 1 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\use for bypassing taskmgr block.exe
    "C:\Users\Admin\AppData\Local\Temp\use for bypassing taskmgr block.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2556
    • C:\Users\Admin\AppData\Local\Temp\use for bypassing taskmgr block64.exe
      "C:\Users\Admin\AppData\Local\Temp\use for bypassing taskmgr block.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
      • Suspicious use of SetWindowsHookEx
      PID:5100

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\use for bypassing taskmgr block64.exe

    Filesize

    2.3MB

    MD5

    dfeea73e421c76deb18d5ca0800dccf2

    SHA1

    0497eba0b24d0f4500faad5ae96dbebab9c64608

    SHA256

    8158dc0569972c10056f507cf9e72f4946600ce163c4c659a610480585cd4935

    SHA512

    23ddc9f28314d4cf3b05d88b9e0b6fd69f9804f5e9c3f7703258ff2c5786721061321379fde53e21048d3c7cce1ff71e2872d48dcc580d059397fa0692335630