Windows 7 deprecation
Windows 7 will be removed from tria.ge on 2025-03-31
Analysis
-
max time kernel
150s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240910-en -
resource tags
arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system -
submitted
01/10/2024, 12:50
Static task
static1
Behavioral task
behavioral1
Sample
WinLock.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
WinLock.exe
Resource
win10v2004-20240910-en
General
-
Target
WinLock.exe
-
Size
444KB
-
MD5
4eb529d4d5c6eb41e4b4c3827fcde02f
-
SHA1
9b8c561a8185c37ec87d91f9a5200786e468207e
-
SHA256
534dfe46d8f1d00d8a2d7024dde228f328ab2dc4ef948b3da17f0849e08d22d8
-
SHA512
26e2312b4bcae48a22d37fdad0ac70c024676cb3f968fde032a31779fbe10a5f981bd7589b198f14c8b7eeefba4ad0d6bf13e64079da835deb5236601a876141
-
SSDEEP
12288:/F2itC7rxZjmoXuaiHi/Xy3I3sBmy1CLoMavQ9mH:tHSZqoXuWPzloMaI9w
Malware Config
Signatures
-
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" WinLock.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths WinLock.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\WinLock.exe = "0" WinLock.exe -
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 936 powershell.exe -
Event Triggered Execution: Image File Execution Options Injection 1 TTPs 12 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\utilman.exe WinLock.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\reg.exe WinLock.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\reg.exe\Debugger = "C:\\Users\\Admin\\AppData\\Local\\Temp\\WinLock.exe" WinLock.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\cmd.exe WinLock.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\cmd.exe\Debugger = "\"cmd.exe\",\"C:\\Users\\Admin\\AppData\\Local\\Temp\\WinLock.exe\"" WinLock.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe WinLock.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\Debugger = "C:\\Users\\Admin\\AppData\\Local\\Temp\\WinLock.exe" WinLock.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe WinLock.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe\Debugger = "C:\\Users\\Admin\\AppData\\Local\\Temp\\WinLock.exe" WinLock.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\utilman.exe\Debugger = "C:\\Users\\Admin\\AppData\\Local\\Temp\\WinLock.exe" WinLock.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\regedit.exe WinLock.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\regedit.exe\Debugger = "C:\\Users\\Admin\\AppData\\Local\\Temp\\WinLock.exe" WinLock.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Control Panel\International\Geo\Nation WinLock.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths WinLock.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions WinLock.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\WinLock.exe = "0" WinLock.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Qwe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\WinLock.exe" WinLock.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" WinLock.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WinLock.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 936 powershell.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe 2972 WinLock.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2972 WinLock.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeBackupPrivilege 2972 WinLock.exe Token: SeRestorePrivilege 2972 WinLock.exe Token: SeDebugPrivilege 2972 WinLock.exe Token: SeDebugPrivilege 936 powershell.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2972 wrote to memory of 2820 2972 WinLock.exe 94 PID 2972 wrote to memory of 2820 2972 WinLock.exe 94 PID 2972 wrote to memory of 936 2972 WinLock.exe 95 PID 2972 wrote to memory of 936 2972 WinLock.exe 95 -
System policy modification 1 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System WinLock.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" WinLock.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\HideFastUserSwitching = "1" WinLock.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\WinLock.exe"C:\Users\Admin\AppData\Local\Temp\WinLock.exe"1⤵
- UAC bypass
- Windows security bypass
- Event Triggered Execution: Image File Execution Options Injection
- Checks computer location settings
- Windows security modification
- Adds Run key to start application
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2972 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /tn "GoogleUpdateTaskMachineUK" /sc MINUTE /mo 1 /tr "C:\Users\Admin\AppData\Local\Temp\WinLock.exe" /rl HIGHEST /f2⤵PID:2820
-
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command "Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\WinLock.exe'"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:936
-
-
C:\Windows\explorer.exeexplorer.exe1⤵PID:2596
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Image File Execution Options Injection
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Image File Execution Options Injection
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
3Disable or Modify Tools
3Modify Registry
5Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82