Overview

overview

10

Static

static

3

SvinoLock.exe

windows10-2004-x64

10

SvinoLock.exe

windows11-ltsc_2024-x64

10

Analysis

  • user interaction
    yes
  • max time kernel
    35s
  • max time network
    154s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/08/2026, 19:46

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General

  • Target
    SvinoLock.exe
  • Size 5.7MB
  • Sample260809-yhc8xaxyfz
  • SHA256 5bbbac8720b7d6be7eb3990c9f81228bb70bc70a64e4d385b2cdaaed4e3c1581
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
adwaredefense_evasionevasionexecutionimpactpersistenceransomwarespywarestealertrojan

Malware Config

Signatures

  • UAC bypass 3 TTPs 2 IoCs
    defense_evasiontrojan
  • Deletes shadow copies 3 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomwaredefense_evasionimpactexecution
  • Modifies boot configuration data using bcdedit 1 TTPs 14 IoCs
    ransomwareevasion
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
    defense_evasiontrojan
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • Indicator Removal: Clear Persistence 1 TTPs 1 IoCs

    Clear artifacts associated with previously established persistence like scheduletasks on a host.

    defense_evasion
  • Drops file in System32 directory 3 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Executes a command shell one-liner 1 TTPs 16 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

    execution
  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Interacts with shadow copies 3 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

    ransomware
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 44 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 52 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 33 IoCs
  • System policy modification 1 TTPs 4 IoCs
    defense_evasion
  • 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.

    persistence
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\SvinoLock.exe
    "C:\Users\Admin\AppData\Local\Temp\SvinoLock.exe"
    1⤵
    • UAC bypass
    • Checks whether UAC is enabled
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:3652
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c bcdedit /set {default} safeboot minimal
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:3324
      • C:\Windows\system32\bcdedit.exe
        bcdedit /set {default} safeboot minimal
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:5088
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c bcdedit /set {default} safeboot disabled
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:4848
      • C:\Windows\system32\bcdedit.exe
        bcdedit /set {default} safeboot disabled
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:4408
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c bcdedit /set {current} safeboot disabled
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:1912
      • C:\Windows\system32\bcdedit.exe
        bcdedit /set {current} safeboot disabled
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:4340
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c bcdedit /set {default} bootmenupolicy legacy
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:3748
      • C:\Windows\system32\bcdedit.exe
        bcdedit /set {default} bootmenupolicy legacy
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:5044
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c bcdedit /set {default} advancedoptions false
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:2728
      • C:\Windows\system32\bcdedit.exe
        bcdedit /set {default} advancedoptions false
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:2572
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c bcdedit /set {default} optionsedit false
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:4592
      • C:\Windows\system32\bcdedit.exe
        bcdedit /set {default} optionsedit false
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:1804
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c reagentc /disable
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:5324
      • C:\Windows\system32\ReAgentc.exe
        reagentc /disable
        3⤵
        • Drops file in System32 directory
        • Drops file in Windows directory
        PID:2984
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c bcdedit /deletevalue {default} recoverysequence
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:5224
      • C:\Windows\system32\bcdedit.exe
        bcdedit /deletevalue {default} recoverysequence
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:2756
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c bcdedit /deletevalue {default} recoveryenabled
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:5064
      • C:\Windows\system32\bcdedit.exe
        bcdedit /deletevalue {default} recoveryenabled
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:3928
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c bcdedit /deletevalue {current} recoverysequence
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:1232
      • C:\Windows\system32\bcdedit.exe
        bcdedit /deletevalue {current} recoverysequence
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:2360
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c bcdedit /deletevalue {current} recoveryenabled
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:1492
      • C:\Windows\system32\bcdedit.exe
        bcdedit /deletevalue {current} recoveryenabled
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:5644
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c bcdedit /set {default} recoveryenabled No
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:5044
      • C:\Windows\system32\bcdedit.exe
        bcdedit /set {default} recoveryenabled No
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:4832
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c bcdedit /set {default} bootstatuspolicy ignoreallfailures
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:4880
      • C:\Windows\system32\bcdedit.exe
        bcdedit /set {default} bootstatuspolicy ignoreallfailures
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:2544
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c bcdedit /set {current} recoveryenabled No
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:1208
      • C:\Windows\system32\bcdedit.exe
        bcdedit /set {current} recoveryenabled No
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:3876
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c bcdedit /set {current} bootstatuspolicy ignoreallfailures
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:5964
      • C:\Windows\system32\bcdedit.exe
        bcdedit /set {current} bootstatuspolicy ignoreallfailures
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:5864
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c vssadmin delete shadows /all /quiet
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:5720
      • C:\Windows\system32\vssadmin.exe
        vssadmin delete shadows /all /quiet
        3⤵
        • Interacts with shadow copies
        PID:4912
    • C:\Windows\SYSTEM32\cmd.exe
      "cmd.exe" schtasks /delete /tn "MicrosoftUpdateTask_WindowsDefenderUpdate" /f
      2⤵
      • Indicator Removal: Clear Persistence
      PID:5428
  • C:\Windows\system32\userinit.exe
    C:\Windows\system32\userinit.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4236
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:4544
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:3176
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:3104
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k netsvcs -p -s BDESVC
    1⤵
      PID:1928
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
        PID:556

      Network

            MITRE ATT&CK Enterprise v16

            Reconnaissance

            Resource Development

            Initial Access

            Execution

            Command and Scripting Interpreter

            1
            T1059

            Windows Command Shell

            1
            T1059.003

            Windows Management Instrumentation

            1
            T1047

            Persistence

            Boot or Logon Autostart Execution

            1
            T1547

            Active Setup

            1
            T1547.014

            Privilege Escalation

            Abuse Elevation Control Mechanism

            1
            T1548

            Bypass User Account Control

            1
            T1548.002

            Boot or Logon Autostart Execution

            1
            T1547

            Active Setup

            1
            T1547.014

            Defense Evasion

            Abuse Elevation Control Mechanism

            1
            T1548

            Bypass User Account Control

            1
            T1548.002

            Direct Volume Access

            1
            T1006

            Impair Defenses

            1
            T1562

            Disable or Modify Tools

            1
            T1562.001

            Indicator Removal

            3
            T1070

            Clear Persistence

            1
            T1070.009

            File Deletion

            2
            T1070.004

            Modify Registry

            4
            T1112

            Credential Access

            Credentials from Password Stores

            1
            T1555

            Credentials from Web Browsers

            1
            T1555.003

            Unsecured Credentials

            1
            T1552

            Credentials In Files

            1
            T1552.001

            Discovery

            Peripheral Device Discovery

            2
            T1120

            Query Registry

            3
            T1012

            System Information Discovery

            4
            T1082

            Lateral Movement

            Collection

            Data from Local System

            1
            T1005

            Command and Control

            Exfiltration

            Impact

            Inhibit System Recovery

            3
            T1490

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            Account Web Data-journal.encrypted
            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Account Web Data-journal.encrypted
            • Size 16B
            • SHA256 071e80723aa418b153fe1093a8b5629a1b46900ed4080b4840a2568f6bfe4145
            • MD5 SHA1 SHA512
            Submit Download

            CURRENT.encrypted
            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Service Worker\Database\CURRENT.encrypted
            • Size 32B
            • SHA256 3799085679717f88bbc2e2183689381ceb22f318dffb5717aa564ef5f97c33e9
            • MD5 SHA1 SHA512
            Submit Download

            MANIFEST-000001.encrypted
            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Service Worker\Database\MANIFEST-000001.encrypted
            • Size 48B
            • SHA256 55676163c3172ae11a1a21a2533d93975a5f4f9ea980d01dd63843ba186435c7
            • MD5 SHA1 SHA512
            Submit Download

            data_0.encrypted
            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\GrShaderCache\data_0.encrypted
            • Size 8KB
            • SHA256 5d1f8c1c2c3d663aa32f037e54ac02e5ef6df20f3e78846d4c8751f89090ecac
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            data_1.encrypted
            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\GrShaderCache\data_1.encrypted
            • Size 264KB
            • SHA256 a6f72a37d77554b047b6b0673b6b25dec569543e1177313e4fc02ffbb3be0d82
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            data_2.encrypted
            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\GrShaderCache\data_2.encrypted
            • Size 8KB
            • SHA256 7c98068ed7cae3e015eebbc313ec552ebfac40a51553c0e2c776652de1a226aa
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            data_3.encrypted
            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\GrShaderCache\data_3.encrypted
            • Size 8KB
            • SHA256 22d811c9dcafb0a09eab39733094d538c2797aa71c81e9be2767bc980e292860
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            prep_Activatable Class_Hermes_perf.cache
            • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
            • Size 603B
            • SHA256 76051c7134ef5b2b172ae67cc7317ea11daedcc3d11f55c52922e505f501568b
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            prep_Activatable Class_Hermes_perf.cache
            • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
            • Size 599B
            • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            1451318868ntouromlalnodry--epcr.sqlite-shm.encrypted
            • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\m209tzjd.default-release\storage\permanent\chrome\idb\1451318868ntouromlalnodry--epcr.sqlite-shm.encrypted
            • Size 32KB
            • SHA256 9ce1ac73ee747b7a5d09acac2aef2ac7f904479493c9b24340848bc2bd311d96
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            3561288849sdhlie.sqlite.encrypted
            • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\m209tzjd.default-release\storage\permanent\chrome\idb\3561288849sdhlie.sqlite.encrypted
            • Size 48KB
            • SHA256 70d82d09db22f64fca40089321bbfa6f83eda9376fd11eafab611320f802669d
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            memory/3176-36-0x0000017B13F80000-0x0000017B14080000-memory.dmp
            Download

            memory/3176-45-0x0000017B03E90000-0x0000017B03EB0000-memory.dmp
            Download

            memory/3176-34-0x0000017B03A30000-0x0000017B03A50000-memory.dmp
            Download

            memory/3176-16-0x0000017B001E0000-0x0000017B002E0000-memory.dmp
            Download

            memory/3176-76-0x0000017B142D0000-0x0000017B142F0000-memory.dmp
            Download

            memory/3652-196-0x00007FFCCE770000-0x00007FFCCF114000-memory.dmp
            Download

            memory/3652-203-0x00007FFCCE770000-0x00007FFCCF114000-memory.dmp
            Download

            memory/3652-193-0x00007FFCCE770000-0x00007FFCCF114000-memory.dmp
            Download

            memory/3652-195-0x00007FFCCE770000-0x00007FFCCF114000-memory.dmp
            Download

            memory/3652-0-0x00007FFCCE8FF000-0x00007FFCCE900000-memory.dmp
            Download

            memory/3652-197-0x00007FFCCE770000-0x00007FFCCF114000-memory.dmp
            Download

            memory/3652-198-0x00007FFCCE770000-0x00007FFCCF114000-memory.dmp
            Download

            memory/3652-199-0x00007FFCCE770000-0x00007FFCCF114000-memory.dmp
            Download

            memory/3652-200-0x00007FFCCE770000-0x00007FFCCF114000-memory.dmp
            Download

            memory/3652-201-0x00007FFCCE770000-0x00007FFCCF114000-memory.dmp
            Download

            memory/3652-202-0x00007FFCCE770000-0x00007FFCCF114000-memory.dmp
            Download

            memory/3652-192-0x00007FFCCE770000-0x00007FFCCF114000-memory.dmp
            Download

            memory/3652-204-0x00007FFCCE770000-0x00007FFCCF114000-memory.dmp
            Download

            memory/3652-205-0x00007FFCCE770000-0x00007FFCCF114000-memory.dmp
            Download

            memory/3652-206-0x00007FFCCE770000-0x00007FFCCF114000-memory.dmp
            Download

            memory/3652-9-0x00007FFCCE770000-0x00007FFCCF114000-memory.dmp
            Download

            memory/3652-8-0x00007FFCCE770000-0x00007FFCCF114000-memory.dmp
            Download

            memory/3652-7-0x00007FFCCE770000-0x00007FFCCF114000-memory.dmp
            Download

            memory/3652-6-0x00007FFCCE770000-0x00007FFCCF114000-memory.dmp
            Download

            memory/3652-5-0x00007FFCCE770000-0x00007FFCCF114000-memory.dmp
            Download

            memory/3652-4-0x00007FFCCE770000-0x00007FFCCF114000-memory.dmp
            Download

            memory/3652-3-0x00007FFCCE770000-0x00007FFCCF114000-memory.dmp
            Download

            memory/3652-2-0x00007FFCCE770000-0x00007FFCCF114000-memory.dmp
            Download

            memory/3652-1-0x000001C441A80000-0x000001C44203C000-memory.dmp
            Download