Analysis

  • max time kernel
    149s
  • max time network
    108s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    17/04/2026, 04:30

General

  • Target
    uninstall.exe
  • Size 83KB
  • Sample260417-e4zjgsft3p
  • SHA256 5e0fa4eb50bbb305ed786f0ef3008837ca84be32ba56463ef45ad6988e2ea58e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 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 behavior: EnumeratesProcesses 2 IoCs
  • 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:4372
    • 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⤵
      • Deletes itself
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:4564

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        LangDLL.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nshD709.tmp\LangDLL.dll
        • Size 5KB
        • SHA256 18e8b40ba22c7a1687bd16e8d585380bc2773fff5002d7d67e9485fcc0c51026
        • MD5 SHA1 SHA512 SSDEEP TLSH

        System.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nshD709.tmp\System.dll
        • Size 12KB
        • SHA256 8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UserInfo.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nshD709.tmp\UserInfo.dll
        • Size 4KB
        • SHA256 e54989d2b83e7282d0bec56b098635146aab5d5a283f1f89486816851ef885a0
        • MD5 SHA1 SHA512 TLSH

        nsis_tauri_utils.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nshD709.tmp\nsis_tauri_utils.dll
        • Size 30KB
        • SHA256 7317e5508923f425bced2698bb89f79b00fcddcd1028f44b598732b2e3711464
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Un_A.exe

        • Path C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe
        • Size 83KB
        • SHA256 5e0fa4eb50bbb305ed786f0ef3008837ca84be32ba56463ef45ad6988e2ea58e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4372-5-0x00000000022F0000-0x00000000023B1000-memory.dmp

        memory/4564-19-0x00000000022B0000-0x0000000002371000-memory.dmp

        memory/4564-31-0x00000000022B0000-0x0000000002371000-memory.dmp