Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    12/07/2026, 16:48

General

  • Target
    8895b5d36a0d1c9be97a1b0454cf861b9c87cbf0eb7dacf4edfef41f3e814736.exe
  • Size 1.9MB
  • Sample260712-vbcf9afv91
  • SHA256 8895b5d36a0d1c9be97a1b0454cf861b9c87cbf0eb7dacf4edfef41f3e814736
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • Sets service image path in registry 3 TTPs 2 IoCs

    This determines the executable launched when a service starts. It can be used to establish persistence.

  • Executes dropped EXE 2 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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.

  • Suspicious behavior: LoadsDriver 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8895b5d36a0d1c9be97a1b0454cf861b9c87cbf0eb7dacf4edfef41f3e814736.exe
    "C:\Users\Admin\AppData\Local\Temp\8895b5d36a0d1c9be97a1b0454cf861b9c87cbf0eb7dacf4edfef41f3e814736.exe"
    1⤵
    • Drops file in Drivers directory
    • Sets service image path in registry
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: LoadsDriver
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4928
    • C:\Users\Admin\AppData\Local\Temp\3A5.tmp
      "C:\Users\Admin\AppData\Local\Temp\3A5.tmp" 612
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:5116
    • C:\Users\Admin\AppData\Local\Temp\413.tmp
      "C:\Users\Admin\AppData\Local\Temp\413.tmp" 620
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:3700

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        3A5.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\3A5.tmp
        • Size 463KB
        • SHA256 76cb15001410e9c146e7b6edfd4cd7b7bcb50fb2087cffc2a997b01c20120836
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4928-0-0x00000000008D0000-0x0000000000E21000-memory.dmp

        memory/4928-1-0x0000000000E1F000-0x0000000000E20000-memory.dmp

        memory/4928-12-0x00000000008D0000-0x0000000000E21000-memory.dmp