Analysis

  • max time kernel
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    31/08/2026, 04:27

General

  • Target
    e5eb99a4c36332ac795afb46740f8f5c23598eb6a6c72e8f977bf8ad76a5ca8e.exe
  • Size 26KB
  • Sample260831-e3atqsxsby
  • SHA256 e5eb99a4c36332ac795afb46740f8f5c23598eb6a6c72e8f977bf8ad76a5ca8e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10

Malware Config

Signatures

  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e5eb99a4c36332ac795afb46740f8f5c23598eb6a6c72e8f977bf8ad76a5ca8e.exe
    "C:\Users\Admin\AppData\Local\Temp\e5eb99a4c36332ac795afb46740f8f5c23598eb6a6c72e8f977bf8ad76a5ca8e.exe"
    1⤵
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4252
    • C:\Windows\SysWOW64\net.exe
      net stop "Kingsoft AntiVirus Service"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3588
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:6004

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        MicrosoftEdgeUpdateBroker.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateBroker.exe
        • Size 124KB
        • SHA256 6f2bb17970e4810684774e82d6be4080bc90974c9d7197305be338d6f082a3fa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        dotnet.exe

        • Path C:\Program Files\dotnet\dotnet.exe
        • Size 170KB
        • SHA256 60ef4a68e2c944655efc3afb62feccc540563ce2901409e0d9879a6cc9b642e3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        vcredist_x86.exe

        • Path C:\ProgramData\Package Cache\{61087a79-ac85-455c-934d-1fa22cc64f36}\vcredist_x86.exe
        • Size 481KB
        • SHA256 d5fbaf5c0d8e313d4dad23b28cac4256c5dbed6ab3b0d797e2971f30c5e095ad
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _desktop.ini

        • Path F:\$RECYCLE.BIN\S-1-5-21-3989226554-2204910950-1522900112-1000\_desktop.ini
        • Size 9B
        • SHA256 48fc246849bbf8829b4f8949e19ffb9de4020b7e65df5ab0bdedfdbbdb956880
        • MD5 SHA1 SHA512

        memory/4252-13-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4252-18-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4252-22-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4252-0-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4252-92-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4252-1229-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4252-5-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4252-5026-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4252-5499-0x0000000000400000-0x0000000000434000-memory.dmp