Analysis

  • max time kernel
    148s
  • max time network
    144s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    24/09/2026, 15:34

General

  • Target
    3ac37e42b89738e92c47e4efbac4ff4bfed61a9ee654a48be18a12bab26a3b8f.exe
  • Size 1.9MB
  • Sample260924-szr6hawbpb
  • SHA256 3ac37e42b89738e92c47e4efbac4ff4bfed61a9ee654a48be18a12bab26a3b8f
  • 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\3ac37e42b89738e92c47e4efbac4ff4bfed61a9ee654a48be18a12bab26a3b8f.exe
    "C:\Users\Admin\AppData\Local\Temp\3ac37e42b89738e92c47e4efbac4ff4bfed61a9ee654a48be18a12bab26a3b8f.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:3708
    • C:\Users\Admin\AppData\Local\Temp\2503.tmp
      "C:\Users\Admin\AppData\Local\Temp\2503.tmp" 672
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:2072
    • C:\Users\Admin\AppData\Local\Temp\265B.tmp
      "C:\Users\Admin\AppData\Local\Temp\265B.tmp" 692
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:3624

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        2503.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\2503.tmp
        • Size 463KB
        • SHA256 19be87d2f3074e1d1156f257542011a0e513caabdd9b55e5563a7a69fadecdff
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3708-0-0x0000000000830000-0x0000000000D84000-memory.dmp

        memory/3708-1-0x0000000000D82000-0x0000000000D83000-memory.dmp

        memory/3708-14-0x0000000000830000-0x0000000000D84000-memory.dmp