Analysis Overview
SHA256
23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7
Threat Level: Known bad
The file 23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7 was found to be: Known bad.
Malicious Activity Summary
Sodinokibi family
Sodin,Sodinokibi,REvil
Modifies extensions of user files
Modifies Windows Firewall
Enumerates connected drives
Adds Run key to start application
Sets desktop wallpaper using registry
Drops file in Program Files directory
Drops file in Windows directory
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-01-30 07:56
Signatures
Sodinokibi family
Analysis: behavioral1
Detonation Overview
Submitted
2022-01-30 07:56
Reported
2022-01-30 13:08
Platform
win7-en-20211208
Max time kernel
120s
Max time network
135s
Command Line
Signatures
Sodin,Sodinokibi,REvil
Modifies Windows Firewall
Modifies extensions of user files
| Description | Indicator | Process | Target |
| File renamed | C:\Users\Admin\Pictures\RevokeFind.crw => \??\c:\users\admin\pictures\RevokeFind.crw.550f000z | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\UndoNew.tif => \??\c:\users\admin\pictures\UndoNew.tif.550f000z | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\CheckpointResume.crw => \??\c:\users\admin\pictures\CheckpointResume.crw.550f000z | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\ConvertFromSet.raw => \??\c:\users\admin\pictures\ConvertFromSet.raw.550f000z | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\CopyUndo.crw => \??\c:\users\admin\pictures\CopyUndo.crw.550f000z | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\DisableSplit.crw => \??\c:\users\admin\pictures\DisableSplit.crw.550f000z | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\JoinAdd.raw => \??\c:\users\admin\pictures\JoinAdd.raw.550f000z | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\CheckpointOpen.png => \??\c:\users\admin\pictures\CheckpointOpen.png.550f000z | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\CompareImport.raw => \??\c:\users\admin\pictures\CompareImport.raw.550f000z | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\ConvertFromPing.crw => \??\c:\users\admin\pictures\ConvertFromPing.crw.550f000z | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\ReadWatch.raw => \??\c:\users\admin\pictures\ReadWatch.raw.550f000z | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\SearchMove.png => \??\c:\users\admin\pictures\SearchMove.png.550f000z | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Bi2LJZNdn9 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe" | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | N/A |
Enumerates connected drives
Sets desktop wallpaper using registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b8j8kjw30kfua.bmp" | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | N/A |
Drops file in Program Files directory
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
| Token: SeAuditPrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1088 wrote to memory of 332 | N/A | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 1088 wrote to memory of 332 | N/A | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 1088 wrote to memory of 332 | N/A | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 1088 wrote to memory of 332 | N/A | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe
"C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe"
C:\Windows\SysWOW64\netsh.exe
netsh advfirewall firewall set rule group="Network Discovery" new enable=Yes
C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
Network
Files
memory/1088-54-0x00000000751B1000-0x00000000751B3000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-01-30 07:56
Reported
2022-01-30 13:09
Platform
win10-en-20211208
Max time kernel
159s
Max time network
155s
Command Line
Signatures
Sodin,Sodinokibi,REvil
Modifies Windows Firewall
Modifies extensions of user files
| Description | Indicator | Process | Target |
| File renamed | C:\Users\Admin\Pictures\LockResume.raw => \??\c:\users\admin\pictures\LockResume.raw.1elv3vsh | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\RequestRestart.raw => \??\c:\users\admin\pictures\RequestRestart.raw.1elv3vsh | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\RestartReset.tif => \??\c:\users\admin\pictures\RestartReset.tif.1elv3vsh | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\UnblockRemove.tif => \??\c:\users\admin\pictures\UnblockRemove.tif.1elv3vsh | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\DebugResolve.tif => \??\c:\users\admin\pictures\DebugResolve.tif.1elv3vsh | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Bi2LJZNdn9 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe" | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | N/A |
Enumerates connected drives
Sets desktop wallpaper using registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-369956170-74428499-1628131376-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\8g8o.bmp" | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | N/A |
Drops file in Program Files directory
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\rescache\_merged\3418783148\3128450559.pri | C:\Windows\SysWOW64\netsh.exe | N/A |
| File created | C:\Windows\rescache\_merged\1974107395\4149693858.pri | C:\Windows\SysWOW64\netsh.exe | N/A |
| File created | C:\Windows\rescache\_merged\1301087654\4010849688.pri | C:\Windows\SysWOW64\netsh.exe | N/A |
| File created | C:\Windows\rescache\_merged\1476457207\3533431084.pri | C:\Windows\SysWOW64\netsh.exe | N/A |
| File created | C:\Windows\rescache\_merged\2878165772\1123312451.pri | C:\Windows\SysWOW64\netsh.exe | N/A |
| File created | C:\Windows\rescache\_merged\81479705\3092222186.pri | C:\Windows\SysWOW64\netsh.exe | N/A |
| File created | C:\Windows\rescache\_merged\2483382631\828754195.pri | C:\Windows\SysWOW64\netsh.exe | N/A |
| File created | C:\Windows\rescache\_merged\4272278488\30062976.pri | C:\Windows\SysWOW64\netsh.exe | N/A |
| File created | C:\Windows\rescache\_merged\4185669309\1202008662.pri | C:\Windows\SysWOW64\netsh.exe | N/A |
| File created | C:\Windows\rescache\_merged\3623239459\11870838.pri | C:\Windows\SysWOW64\netsh.exe | N/A |
| File created | C:\Windows\rescache\_merged\423379043\3468251582.pri | C:\Windows\SysWOW64\netsh.exe | N/A |
| File created | C:\Windows\rescache\_merged\1601268389\1361672858.pri | C:\Windows\SysWOW64\netsh.exe | N/A |
| File created | C:\Windows\rescache\_merged\4183903823\97717462.pri | C:\Windows\SysWOW64\netsh.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
| Token: SeAuditPrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3592 wrote to memory of 4212 | N/A | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 3592 wrote to memory of 4212 | N/A | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 3592 wrote to memory of 4212 | N/A | C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe
"C:\Users\Admin\AppData\Local\Temp\23dfac36eb9bd2e433dfd9c456cbfe944b01628d922228a143f326356225a5d7.exe"
C:\Windows\SysWOW64\netsh.exe
netsh advfirewall firewall set rule group="Network Discovery" new enable=Yes
C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe