Analysis
- max time kernel
150s - max time network
149s - 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, 22:56
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
srfc.tv_hyber.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
38 signatures
150 seconds
Behavioral task
behavioral2
Sample
srfc.tv_hyber.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
39 signatures
150 seconds
General
- Target srfc.tv_hyber.exe
- Size 49KB
- Sample260809-2wssaseq41
- SHA256 e3970486220fc00596a428576b4ad63ad46d7ff4af3cacc611cef5516bfb65f1
- MD5 9d237951427d71b0c15f2f80a16f51b1
- SHA1 988fe829fd1914354f396c7d66c7cb844f6ef918
- SHA512 87b966c6cd16f2856cbeac126c06a5da6069861fcdc4d0d1a8ef3ddb3db386527c0853684c1c47c4a06b3eb0012740421cb6f8dba11362db046280c6a5e6357e
- SSDEEP 768:9rVZZ6zs0hpTbkZnFqa/NKPzfX/fDY4T:9Z6Hh1bkpgaGP/fDY4T
- TLSH T1DC33F64937ED4526E1BF8EBE89B291119731F4539C23D78E0AD8459E09F3700CCA8B6B
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Contains code to disable Windows Defender 1 IoCs
A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.
resource yara_rule behavioral2/memory/4992-1-0x0000000000F00000-0x0000000000F12000-memory.dmp disable_win_def -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\DisableAntiSpyware = "1" srfc.tv_hyber.exe - Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
pid Process 2636 powershell.exe - Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" srfc.tv_hyber.exe - Disables Task Manager via registry modification
- Drops file in Drivers directory 1 IoCs
description ioc Process File opened for modification C:\Windows\System32\drivers\etc\hosts srfc.tv_hyber.exe - Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 5836 netsh.exe - Creates a file in the Startup directory 1 TTPs 64 IoCs
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
description ioc Process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_173.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_186.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SysUpdate.exe srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_55.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_64.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_66.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_75.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_103.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_154.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_155.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_161.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_14.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_38.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_54.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_66.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_96.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_98.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_100.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_136.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_69.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_107.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_136.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_142.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_151.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_175.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_25.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_40.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_45.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_81.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_99.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_156.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_171.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_101.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_114.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_128.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_169.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_11.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_32.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_37.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_94.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_22.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_51.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_68.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_104.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_165.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_189.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_21.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_17.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_65.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_127.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_112.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_126.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_167.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_196.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_22.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_44.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_69.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_91.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_109.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_119.pdf srfc.tv_hyber.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_128.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_23.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_83.pdf srfc.tv_hyber.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\invoice_114.pdf srfc.tv_hyber.exe - Disables service(s) 3 TTPs
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Stops running service(s) 4 TTPs
- Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\srfc.tv_hyber.exe" srfc.tv_hyber.exe - Discovers running processes 1 TTPs 1 IoCs
Running process information can be used to identify security tools or plan follow-on actions.
pid Process 5044 tasklist.exe - Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\system32\sysupdate.exe srfc.tv_hyber.exe File opened for modification C:\Windows\system32\LogFiles\WMI\FaceUnlockManually.etl LogonUI.exe File created C:\Windows\system32\svchost.exe srfc.tv_hyber.exe File created C:\Windows\system32\sysupdate.exe srfc.tv_hyber.exe - Executes a VBScript file via the Windows Script Host. 1 TTPs 2 IoCs
pid Process 832 wscript.exe 3932 wscript.exe - Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\SysUpdate\\wall.bmp" srfc.tv_hyber.exe - Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\rescache\_merged\1190018277\1190384399.pri LogonUI.exe - Launches sc.exe 10 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 1808 sc.exe 3152 sc.exe 2580 sc.exe 1204 sc.exe 2260 sc.exe 5344 sc.exe 2336 sc.exe 5240 sc.exe 3796 sc.exe 2852 sc.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
description ioc Process Key value enumerated \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh netsh.exe - Executes a command shell one-liner 1 TTPs 7 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 4464 cmd.exe 5604 cmd.exe 2972 cmd.exe 1116 cmd.exe 4644 cmd.exe 3936 cmd.exe 5376 cmd.exe - Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0 LogonUI.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz LogonUI.exe - Gathers network information 2 TTPs 2 IoCs
Uses commandline utility to view network configuration.
pid Process 3384 ipconfig.exe 3952 NETSTAT.EXE - Gathers system information 1 TTPs 1 IoCs
Runs systeminfo.exe.
pid Process 4732 systeminfo.exe - Interacts with shadow copies 3 TTPs 2 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
pid Process 3100 vssadmin.exe 2180 vssadmin.exe - Modifies Control Panel 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000\Control Panel\Desktop\WallpaperStyle = "2" srfc.tv_hyber.exe - Modifies data under HKEY_USERS 4 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent LogonUI.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = 99ebff004cc2ff000091f8000078d4000067c000003e9200001a6800f7630c00 LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0" LogonUI.exe - Modifies registry class 16 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings\shell\open srfc.tv_hyber.exe Key created \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings\shell\open\command srfc.tv_hyber.exe Key created \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings\shell srfc.tv_hyber.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell\open\command srfc.tv_hyber.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\srfc.tv_hyber.exe\" \"%1\"" srfc.tv_hyber.exe Key deleted \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings\shell\open srfc.tv_hyber.exe Set value (str) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings\shell\open\command\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\srfc.tv_hyber.exe" srfc.tv_hyber.exe Set value (str) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings\shell\open\command\DelegateExecute srfc.tv_hyber.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.pdf\ = "PDFBotnet" srfc.tv_hyber.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell\open srfc.tv_hyber.exe Key deleted \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings\shell\open\command srfc.tv_hyber.exe Key deleted \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings\shell srfc.tv_hyber.exe Key created \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings srfc.tv_hyber.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet srfc.tv_hyber.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\PDFBotnet\shell srfc.tv_hyber.exe Key deleted \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\ms-settings srfc.tv_hyber.exe - Runs net.exe
- Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1568 schtasks.exe 6088 schtasks.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2636 powershell.exe 2636 powershell.exe 2636 powershell.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 1264 WMIC.exe 1264 WMIC.exe 1264 WMIC.exe 1264 WMIC.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4896 WMIC.exe 4896 WMIC.exe 4896 WMIC.exe 4896 WMIC.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe 4992 srfc.tv_hyber.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 2504 LogonUI.exe Token: SeCreatePagefilePrivilege 2504 LogonUI.exe Token: SeDebugPrivilege 4992 srfc.tv_hyber.exe Token: SeDebugPrivilege 2636 powershell.exe Token: SeIncreaseQuotaPrivilege 2636 powershell.exe Token: SeSecurityPrivilege 2636 powershell.exe Token: SeTakeOwnershipPrivilege 2636 powershell.exe Token: SeLoadDriverPrivilege 2636 powershell.exe Token: SeSystemProfilePrivilege 2636 powershell.exe Token: SeSystemtimePrivilege 2636 powershell.exe Token: SeProfSingleProcessPrivilege 2636 powershell.exe Token: SeIncBasePriorityPrivilege 2636 powershell.exe Token: SeCreatePagefilePrivilege 2636 powershell.exe Token: SeBackupPrivilege 2636 powershell.exe Token: SeRestorePrivilege 2636 powershell.exe Token: SeShutdownPrivilege 2636 powershell.exe Token: SeDebugPrivilege 2636 powershell.exe Token: SeSystemEnvironmentPrivilege 2636 powershell.exe Token: SeRemoteShutdownPrivilege 2636 powershell.exe Token: SeUndockPrivilege 2636 powershell.exe Token: SeManageVolumePrivilege 2636 powershell.exe Token: 33 2636 powershell.exe Token: 34 2636 powershell.exe Token: 35 2636 powershell.exe Token: 36 2636 powershell.exe Token: SeIncBasePriorityPrivilege 4992 srfc.tv_hyber.exe Token: SeDebugPrivilege 5044 tasklist.exe Token: SeDebugPrivilege 3084 whoami.exe Token: SeIncreaseQuotaPrivilege 2636 powershell.exe Token: SeSecurityPrivilege 2636 powershell.exe Token: SeTakeOwnershipPrivilege 2636 powershell.exe Token: SeLoadDriverPrivilege 2636 powershell.exe Token: SeSystemProfilePrivilege 2636 powershell.exe Token: SeSystemtimePrivilege 2636 powershell.exe Token: SeProfSingleProcessPrivilege 2636 powershell.exe Token: SeIncBasePriorityPrivilege 2636 powershell.exe Token: SeCreatePagefilePrivilege 2636 powershell.exe Token: SeBackupPrivilege 2636 powershell.exe Token: SeRestorePrivilege 2636 powershell.exe Token: SeShutdownPrivilege 2636 powershell.exe Token: SeDebugPrivilege 2636 powershell.exe Token: SeSystemEnvironmentPrivilege 2636 powershell.exe Token: SeRemoteShutdownPrivilege 2636 powershell.exe Token: SeUndockPrivilege 2636 powershell.exe Token: SeManageVolumePrivilege 2636 powershell.exe Token: 33 2636 powershell.exe Token: 34 2636 powershell.exe Token: 35 2636 powershell.exe Token: 36 2636 powershell.exe Token: SeDebugPrivilege 3952 NETSTAT.EXE Token: SeIncreaseQuotaPrivilege 1264 WMIC.exe Token: SeSecurityPrivilege 1264 WMIC.exe Token: SeTakeOwnershipPrivilege 1264 WMIC.exe Token: SeLoadDriverPrivilege 1264 WMIC.exe Token: SeSystemProfilePrivilege 1264 WMIC.exe Token: SeSystemtimePrivilege 1264 WMIC.exe Token: SeProfSingleProcessPrivilege 1264 WMIC.exe Token: SeIncBasePriorityPrivilege 1264 WMIC.exe Token: SeCreatePagefilePrivilege 1264 WMIC.exe Token: SeBackupPrivilege 1264 WMIC.exe Token: SeRestorePrivilege 1264 WMIC.exe Token: SeShutdownPrivilege 1264 WMIC.exe Token: SeDebugPrivilege 1264 WMIC.exe Token: SeSystemEnvironmentPrivilege 1264 WMIC.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4992 srfc.tv_hyber.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2504 LogonUI.exe 2504 LogonUI.exe 4992 srfc.tv_hyber.exe - Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 4992 wrote to memory of 2636 4992 srfc.tv_hyber.exe 91 PID 4992 wrote to memory of 1808 4992 srfc.tv_hyber.exe 93 PID 4992 wrote to memory of 3152 4992 srfc.tv_hyber.exe 95 PID 4992 wrote to memory of 2580 4992 srfc.tv_hyber.exe 97 PID 4992 wrote to memory of 2336 4992 srfc.tv_hyber.exe 99 PID 4992 wrote to memory of 5240 4992 srfc.tv_hyber.exe 101 PID 4992 wrote to memory of 3796 4992 srfc.tv_hyber.exe 103 PID 4992 wrote to memory of 2852 4992 srfc.tv_hyber.exe 105 PID 4992 wrote to memory of 1204 4992 srfc.tv_hyber.exe 107 PID 4992 wrote to memory of 948 4992 srfc.tv_hyber.exe 108 PID 948 wrote to memory of 2112 948 fodhelper.exe 110 PID 4992 wrote to memory of 832 4992 srfc.tv_hyber.exe 112 PID 4992 wrote to memory of 1568 4992 srfc.tv_hyber.exe 113 PID 4992 wrote to memory of 4464 4992 srfc.tv_hyber.exe 120 PID 4992 wrote to memory of 5376 4992 srfc.tv_hyber.exe 122 PID 4992 wrote to memory of 3936 4992 srfc.tv_hyber.exe 123 PID 4992 wrote to memory of 4644 4992 srfc.tv_hyber.exe 124 PID 4992 wrote to memory of 1116 4992 srfc.tv_hyber.exe 125 PID 4992 wrote to memory of 2972 4992 srfc.tv_hyber.exe 126 PID 4992 wrote to memory of 5604 4992 srfc.tv_hyber.exe 127 PID 4992 wrote to memory of 6088 4992 srfc.tv_hyber.exe 134 PID 4992 wrote to memory of 3932 4992 srfc.tv_hyber.exe 136 PID 4992 wrote to memory of 4524 4992 srfc.tv_hyber.exe 137 PID 5376 wrote to memory of 4732 5376 cmd.exe 138 PID 3936 wrote to memory of 5044 3936 cmd.exe 139 PID 4992 wrote to memory of 3100 4992 srfc.tv_hyber.exe 140 PID 4992 wrote to memory of 1264 4992 srfc.tv_hyber.exe 141 PID 4992 wrote to memory of 1172 4992 srfc.tv_hyber.exe 142 PID 4992 wrote to memory of 5836 4992 srfc.tv_hyber.exe 143 PID 4992 wrote to memory of 5344 4992 srfc.tv_hyber.exe 144 PID 4992 wrote to memory of 2260 4992 srfc.tv_hyber.exe 145 PID 4644 wrote to memory of 3084 4644 cmd.exe 152 PID 1116 wrote to memory of 3388 1116 cmd.exe 153 PID 2972 wrote to memory of 3384 2972 cmd.exe 154 PID 3388 wrote to memory of 3208 3388 net.exe 155 PID 5604 wrote to memory of 3952 5604 cmd.exe 156 PID 4464 wrote to memory of 2180 4464 cmd.exe 157 PID 1172 wrote to memory of 4572 1172 net.exe 158 PID 4464 wrote to memory of 4896 4464 cmd.exe 162 - 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.
- Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\srfc.tv_hyber.exe"C:\Users\Admin\AppData\Local\Temp\srfc.tv_hyber.exe"1⤵
- Modifies Windows Defender DisableAntiSpyware settings
- Disables RegEdit via registry modification
- Drops file in Drivers directory
- Creates a file in the Startup directory
- Adds Run key to start application
- Drops file in System32 directory
- Sets desktop wallpaper using registry
- Modifies Control Panel
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4992 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoP -NonI -W Hidden -Exec Bypass -Enc UwBlAHQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARABpAHMAYQBiAGwAZQBSAGUAYQBsAHQAaQBtAGUATQBvAG4AaQB0AG8AcgBpAG4AZwAgACQAdAByAHUAZQA7ACAAUwBlAHQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARABpAHMAYQBiAGwAZQBCAGUAaABhAHYAaQBvAHIATQBvAG4AaQB0AG8AcgBpAG4AZwAgACQAdAByAHUAZQA=2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2636
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C:\Windows\System32\sc.exe"C:\Windows\System32\sc.exe" stop wscsvc2⤵
- Launches sc.exe
PID:1808
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C:\Windows\System32\sc.exe"C:\Windows\System32\sc.exe" config wscsvc start= disabled2⤵
- Launches sc.exe
PID:3152
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C:\Windows\System32\sc.exe"C:\Windows\System32\sc.exe" stop SecurityHealthService2⤵
- Launches sc.exe
PID:2580
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C:\Windows\System32\sc.exe"C:\Windows\System32\sc.exe" config SecurityHealthService start= disabled2⤵
- Launches sc.exe
PID:2336
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C:\Windows\System32\sc.exe"C:\Windows\System32\sc.exe" stop WinDefend2⤵
- Launches sc.exe
PID:5240
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C:\Windows\System32\sc.exe"C:\Windows\System32\sc.exe" config WinDefend start= disabled2⤵
- Launches sc.exe
PID:3796
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C:\Windows\System32\sc.exe"C:\Windows\System32\sc.exe" stop MsMpSvc2⤵
- Launches sc.exe
PID:2852
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C:\Windows\System32\sc.exe"C:\Windows\System32\sc.exe" config MsMpSvc start= disabled2⤵
- Launches sc.exe
PID:1204
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C:\Windows\System32\fodhelper.exe"C:\Windows\System32\fodhelper.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:948 -
C:\Users\Admin\AppData\Local\Temp\srfc.tv_hyber.exe"C:\Users\Admin\AppData\Local\Temp\srfc.tv_hyber.exe"3⤵PID:2112
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C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\makelnk.vbs2⤵
- Executes a VBScript file via the Windows Script Host.
PID:832
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C:\Windows\SYSTEM32\schtasks.exe"schtasks" /create /tn "SysUpdateTask" /tr "C:\Users\Admin\AppData\Local\Temp\srfc.tv_hyber.exe" /sc onlogon /f2⤵
- Scheduled Task/Job: Scheduled Task
PID:1568
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\del.bat" "2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:4464 -
C:\Windows\system32\vssadmin.exevssadmin delete shadows /all /quiet3⤵
- Interacts with shadow copies
PID:2180
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C:\Windows\System32\Wbem\WMIC.exewmic shadowcopy delete3⤵
- Suspicious behavior: EnumeratesProcesses
PID:4896
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C:\Windows\SYSTEM32\cmd.exe"cmd.exe" /c systeminfo > "C:\ProgramData\SysUpdate\Logs\sysinfo.txt"2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:5376 -
C:\Windows\system32\systeminfo.exesysteminfo3⤵
- Gathers system information
PID:4732
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C:\Windows\SYSTEM32\cmd.exe"cmd.exe" /c tasklist > "C:\ProgramData\SysUpdate\Logs\tasklist.txt"2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:3936 -
C:\Windows\system32\tasklist.exetasklist3⤵
- Discovers running processes
- Suspicious use of AdjustPrivilegeToken
PID:5044
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C:\Windows\SYSTEM32\cmd.exe"cmd.exe" /c whoami > "C:\ProgramData\SysUpdate\Logs\whoami.txt"2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:4644 -
C:\Windows\system32\whoami.exewhoami3⤵
- Suspicious use of AdjustPrivilegeToken
PID:3084
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C:\Windows\SYSTEM32\cmd.exe"cmd.exe" /c net user > "C:\ProgramData\SysUpdate\Logs\netuser.txt"2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:1116 -
C:\Windows\system32\net.exenet user3⤵
- Suspicious use of WriteProcessMemory
PID:3388 -
C:\Windows\system32\net1.exeC:\Windows\system32\net1 user4⤵PID:3208
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C:\Windows\SYSTEM32\cmd.exe"cmd.exe" /c ipconfig /all > "C:\ProgramData\SysUpdate\Logs\ipconfig.txt"2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:2972 -
C:\Windows\system32\ipconfig.exeipconfig /all3⤵
- Gathers network information
PID:3384
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C:\Windows\SYSTEM32\cmd.exe"cmd.exe" /c netstat -an > "C:\ProgramData\SysUpdate\Logs\netstat.txt"2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:5604 -
C:\Windows\system32\NETSTAT.EXEnetstat -an3⤵
- Gathers network information
- Suspicious use of AdjustPrivilegeToken
PID:3952
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C:\Windows\SYSTEM32\schtasks.exe"schtasks" /create /tn "RansomwareCheck" /tr "C:\Users\Admin\AppData\Local\Temp\srfc.tv_hyber.exe" /sc daily /f2⤵
- Scheduled Task/Job: Scheduled Task
PID:6088
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C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\createshortcut.vbs2⤵
- Executes a VBScript file via the Windows Script Host.
PID:3932
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C:\Windows\System32\notepad.exe"C:\Windows\System32\notepad.exe"2⤵PID:4524
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C:\Windows\System32\vssadmin.exe"C:\Windows\System32\vssadmin.exe" delete shadows /all /quiet2⤵
- Interacts with shadow copies
PID:3100
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C:\Windows\System32\wbem\WMIC.exe"C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1264
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C:\Windows\System32\net.exe"C:\Windows\System32\net.exe" stop srservice2⤵
- Suspicious use of WriteProcessMemory
PID:1172 -
C:\Windows\system32\net1.exeC:\Windows\system32\net1 stop srservice3⤵PID:4572
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C:\Windows\System32\netsh.exe"C:\Windows\System32\netsh.exe" advfirewall set allprofiles state off2⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
PID:5836
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C:\Windows\System32\sc.exe"C:\Windows\System32\sc.exe" config i8042prt start= disabled2⤵
- Launches sc.exe
PID:5344
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C:\Windows\System32\sc.exe"C:\Windows\System32\sc.exe" stop i8042prt2⤵
- Launches sc.exe
PID:2260
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x0 /state0:0xa3a22855 /state1:0x41c64e6d1⤵
- Drops file in System32 directory
- Drops file in Windows directory
- Checks processor information in registry
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2504
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k CameraMonitor1⤵PID:3264
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C:\Users\Admin\AppData\Local\Temp\srfc.tv_hyber.exeC:\Users\Admin\AppData\Local\Temp\srfc.tv_hyber.exe1⤵PID:1540
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C:\Users\Admin\AppData\Local\Temp\srfc.tv_hyber.exeC:\Users\Admin\AppData\Local\Temp\srfc.tv_hyber.exe1⤵PID:1988
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵PID:2444
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:2432
Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
4PowerShell
1Visual Basic
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1System Services
2Service Execution
2Windows Management Instrumentation
1Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
4Windows Service
4Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
4Windows Service
4Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Direct Volume Access
1Impair Defenses
3Disable or Modify System Firewall
1Disable or Modify Tools
1Indicator Removal
2File Deletion
2Modify Registry
3Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
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Downloads
- Path C:\ProgramData\invoice_1.pdf
- Size 66KB
- SHA256 e34316576bcc3bdc3616ca365b90982e0950130304ea01f3e3de170393df3fe6
- MD5 b848c14f82c55ccbe16df5bcfab4be79
- SHA1 25fc5c723d7aec9ea7c959a2a1d42ed126bb4b86
- SHA512 490d9e71c788bb670887bc0d6844c2abcea8e18bcb906b38b71d617ed37fa0c89601084c2129cf2088a27ab0039959d6a9a93ee07e4024fdb0bad973f6459b82
- SSDEEP 1536:h2Rveo0zwn1+7cRMa3EJduEYDqkEVOvIWoqojXQQdGU4I13VxZd8E1e3G:hgvQzwnA81EHYDPS5XQQoRIJVxZd8E1x
- TLSH T120632B334623FCC5677F3D40F1543D920C883A678775A66CFBC90A9938A5688EF2D998
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\SystemVolumeInformation\doc_3.pdf
- Size 66KB
- SHA256 a2a3db2121a63cc865dd1a1b201bb05801d2fa19c0ca5bc3d1cd936808845887
- MD5 f63d0b4377452a91510b0983e8aa964b
- SHA1 6f792139aabf5e40d1ff75bab0a015de498291b3
- SHA512 7e9e9dae1633482469f8a5d606243814ab75137be3c93516c220e9c4092802843417edc87de1d0c71327920e0826c32a37607963a07414adb1fd21fb8f84dc9e
- SSDEEP 1536:B2Rveo0zwn1+7cRMa3EJduEYDqkEVOvIWoqojXQQdGU4I13VxZd8E1e3B:BgvQzwnA81EHYDPS5XQQoRIJVxZd8E1I
- TLSH T157632A734623FCC5677F3D40F1542D820C883A678775A66CFBC90A9938B5588EF2D998
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\createshortcut.vbs
- Size 238B
- SHA256 8a83bc4ab7b4288d21d8800c0ae6ca241641e1d8a73268cfc98a79b5094dddd6
- MD5 ce0489d537c4144fe7091c634500edcf
- SHA1 be20b866d3d530249f667119a55b459d90800b01
- SHA512 7ed58f75137574665d38979db4e3dcf91b5c3efa0b941bb5242a774ffbd600e1c6466931b6fbfd9a13e4a89376da90acd65dbd88b78836d953c21e841bb30ad3
- TLSH T1C4D0A78BB14DC6A90001127B81F38E9DE6A5482C3B57BE604AA5DD4F329188489F7543
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\del.bat
- Size 59B
- SHA256 a51f2a0f053ac35b4158bb02b75421ab3698e1d0ee4f926abf1bae3af1570c53
- MD5 9cecbebdcdd60358132849714a3b82f7
- SHA1 be6e20834a5726f3742f05e6bdfaff16118b147f
- SHA512 7b48bd66b4c741d2de2e8b7bc0eab8f438ddc1ed0c73e8b70add9bee400f6640f692884965032616e2d6911a22a17d1d3762421aa49fe021660c9052cfc0675a
- TLSH T13DA002620F961E5469529E5AD73425239D1F104CD1390012F05232903DA98DE0EC2144
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\makelnk.vbs
- Size 239B
- SHA256 5255dffa19579ec3aa0498bef2adcc801736aa7360ea70f66941eb133cd32f01
- MD5 b58f2135efaacd9ab3ba438e3e876e96
- SHA1 4c67d0724ddc31a1966a75515b9430e6569c1e7e
- SHA512 e4230ab28c24e8982dafc5cac8e942cf51a9fbc081339443ab49e79d74f69435574b6832af5fa83669f79f14b2e906ca82f53acec800b23c1d166d8d4d1da537
- TLSH T16ED0A78BB14DC6A90001127B80F38E9DE6E1482C3B57BE609AA5DD4F328188489F7543
- MD5 SHA1 SHA512 TLSH