Analysis

  • max time kernel
    898s
  • max time network
    406s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    02/08/2026, 16:43

General

  • Target
    uninstall.exe
  • Size 155KB
  • Sample260802-t8a41sxane
  • SHA256 72ffe8859eaa63637f5a62b7c454241db35938f8326f6ccf20352e00f8df2fe5
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
4/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\uninstall.exe
    "C:\Users\Admin\AppData\Local\Temp\uninstall.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3400
    • C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe
      "C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe" _?=C:\Users\Admin\AppData\Local\Temp\
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:756

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        LangDLL.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsp29BD.tmp\LangDLL.dll
        • Size 16KB
        • SHA256 4fca692a36f0c99e26b5bc7ef9db5269d2c1e21288184953898130fea9b1c4fc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Un_A.exe

        • Path C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe
        • Size 155KB
        • SHA256 72ffe8859eaa63637f5a62b7c454241db35938f8326f6ccf20352e00f8df2fe5
        • MD5 SHA1 SHA512 SSDEEP TLSH