Analysis
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max time kernel
90s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
06-03-2022 06:48
Static task
static1
Behavioral task
behavioral1
Sample
1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe
Resource
win7-20220223-en
Behavioral task
behavioral2
Sample
1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe
Resource
win10v2004-en-20220112
General
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Target
1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe
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Size
116KB
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MD5
310813a05dcacc4b8287477f6e73aaad
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SHA1
3bbf747c1ad1b871914bf27b1ddbb1200734b940
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SHA256
1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd
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SHA512
5275f60f444db888ecce39cbb294827dfd294a68d81e1c529c7440547d809a652fe90510d7631725650347e4780064f65b41d9c1f2ce2ed3ff34d892eef7bef4
Malware Config
Extracted
C:\ng6vv0yvg-readme.txt
sodinokibi
http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/24458C305158F1B4
http://decryptor.cc/24458C305158F1B4
Signatures
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Sodin,Sodinokibi,REvil
Ransomware with advanced anti-analysis and privilege escalation functionality.
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Modifies extensions of user files 7 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exedescription ioc process File opened for modification \??\c:\users\admin\pictures\DebugConvert.tiff 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File renamed C:\Users\Admin\Pictures\DebugConvert.tiff => \??\c:\users\admin\pictures\DebugConvert.tiff.ng6vv0yvg 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File renamed C:\Users\Admin\Pictures\ExitMeasure.tif => \??\c:\users\admin\pictures\ExitMeasure.tif.ng6vv0yvg 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File renamed C:\Users\Admin\Pictures\ExpandPop.raw => \??\c:\users\admin\pictures\ExpandPop.raw.ng6vv0yvg 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File renamed C:\Users\Admin\Pictures\PublishReceive.tif => \??\c:\users\admin\pictures\PublishReceive.tif.ng6vv0yvg 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File renamed C:\Users\Admin\Pictures\ResumeEdit.png => \??\c:\users\admin\pictures\ResumeEdit.png.ng6vv0yvg 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File renamed C:\Users\Admin\Pictures\UnprotectRevoke.tif => \??\c:\users\admin\pictures\UnprotectRevoke.tif.ng6vv0yvg 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe -
Enumerates connected drives 3 TTPs 25 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exedescription ioc process File opened (read-only) \??\W: 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened (read-only) \??\X: 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened (read-only) \??\E: 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened (read-only) \??\F: 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened (read-only) \??\H: 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened (read-only) \??\N: 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened (read-only) \??\Q: 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened (read-only) \??\R: 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened (read-only) \??\Y: 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened (read-only) \??\A: 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened (read-only) \??\I: 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened (read-only) \??\J: 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened (read-only) \??\M: 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened (read-only) \??\Z: 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened (read-only) \??\K: 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened (read-only) \??\O: 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened (read-only) \??\P: 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened (read-only) \??\T: 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened (read-only) \??\D: 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened (read-only) \??\B: 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened (read-only) \??\G: 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened (read-only) \??\L: 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened (read-only) \??\S: 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened (read-only) \??\U: 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened (read-only) \??\V: 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
Processes:
1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\rxzoo06yb9jb0.bmp" 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe -
Drops file in Program Files directory 13 IoCs
Processes:
1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exedescription ioc process File opened for modification \??\c:\program files\EditMount.vbe 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened for modification \??\c:\program files\ProtectRestore.rtf 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened for modification \??\c:\program files\ReadSubmit.aifc 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened for modification \??\c:\program files\SplitRename.mpg 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened for modification \??\c:\program files\UninstallImport.7z 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened for modification \??\c:\program files\SyncUnblock.asp 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File created \??\c:\program files\ng6vv0yvg-readme.txt 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File created \??\c:\program files (x86)\ng6vv0yvg-readme.txt 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened for modification \??\c:\program files\ConvertToDeny.ex_ 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened for modification \??\c:\program files\MeasureRequest.eprtx 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened for modification \??\c:\program files\MeasureStep.asp 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened for modification \??\c:\program files\RedoUpdate.pptm 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe File opened for modification \??\c:\program files\StepPush.aifc 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exepid process 308 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe 308 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe 308 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe 308 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
Processes:
1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exevssvc.exedescription pid process Token: SeDebugPrivilege 308 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe Token: SeTakeOwnershipPrivilege 308 1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe Token: SeBackupPrivilege 3780 vssvc.exe Token: SeRestorePrivilege 3780 vssvc.exe Token: SeAuditPrivilege 3780 vssvc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe"C:\Users\Admin\AppData\Local\Temp\1dcd846e9efd3f8de3c9e105888940d62e5097a2fedc59f460857e9959ebebfd.exe"1⤵
- Modifies extensions of user files
- Enumerates connected drives
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:308
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵PID:3144
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3780