Analysis
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max time kernel
164s -
max time network
117s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
24-01-2022 00:52
Static task
static1
Behavioral task
behavioral1
Sample
df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe
Resource
win10-en-20211208
General
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Target
df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe
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Size
164KB
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MD5
919366facef3a8ebfc6c4c96b45d1f42
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SHA1
cc6b10873e69fe0b8183ae85c62d8b6b7e5f1044
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SHA256
df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb
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SHA512
22463d1d42e983e9a877a4babc076a22169fa1e9c93a20c6c6298c6d1defbbc80b90c83cefb8cbd0e0cc351cdd2cd91755144d2231fd56f2a62ab166d0951d0d
Malware Config
Extracted
C:\x5qr4ye-readme.txt
sodinokibi
http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/90A5D8BF1C6E6F05
http://decryptor.top/90A5D8BF1C6E6F05
Signatures
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Sodin,Sodinokibi,REvil
Ransomware with advanced anti-analysis and privilege escalation functionality.
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Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Modifies extensions of user files 7 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exedescription ioc process File renamed C:\Users\Admin\Pictures\DenyStep.tiff => \??\c:\users\admin\pictures\DenyStep.tiff.x5qr4ye df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File renamed C:\Users\Admin\Pictures\DisconnectProtect.tif => \??\c:\users\admin\pictures\DisconnectProtect.tif.x5qr4ye df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File renamed C:\Users\Admin\Pictures\FindSplit.crw => \??\c:\users\admin\pictures\FindSplit.crw.x5qr4ye df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File renamed C:\Users\Admin\Pictures\UnblockConvertFrom.tif => \??\c:\users\admin\pictures\UnblockConvertFrom.tif.x5qr4ye df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File renamed C:\Users\Admin\Pictures\UnprotectLock.raw => \??\c:\users\admin\pictures\UnprotectLock.raw.x5qr4ye df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File renamed C:\Users\Admin\Pictures\AddDisconnect.png => \??\c:\users\admin\pictures\AddDisconnect.png.x5qr4ye df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\users\admin\pictures\DenyStep.tiff df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe -
Enumerates connected drives 3 TTPs 24 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exedescription ioc process File opened (read-only) \??\G: df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened (read-only) \??\I: df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened (read-only) \??\J: df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened (read-only) \??\O: df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened (read-only) \??\S: df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened (read-only) \??\W: df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened (read-only) \??\X: df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened (read-only) \??\E: df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened (read-only) \??\R: df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened (read-only) \??\T: df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened (read-only) \??\V: df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened (read-only) \??\Z: df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened (read-only) \??\L: df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened (read-only) \??\M: df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened (read-only) \??\Q: df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened (read-only) \??\Y: df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened (read-only) \??\U: df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened (read-only) \??\A: df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened (read-only) \??\B: df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened (read-only) \??\F: df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened (read-only) \??\H: df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened (read-only) \??\K: df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened (read-only) \??\N: df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened (read-only) \??\P: df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe -
Drops file in Program Files directory 32 IoCs
Processes:
df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exedescription ioc process File opened for modification \??\c:\program files\CheckpointCompare.dotm df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\ExitImport.jpeg df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\SelectConfirm.shtml df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\SetCompress.mp2v df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\WatchOut.mp4 df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\SuspendConvert.ADTS df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\WriteSkip.emf df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\AssertUpdate.xlsm df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\EditSave.xla df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File created \??\c:\program files (x86)\x5qr4ye-readme.txt df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\SyncExpand.mp2v df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\BackupUnregister.kix df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\ConvertFromConnect.easmx df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\MoveLimit.ppsm df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\NewDisconnect.ini df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\OutAssert.asp df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\DenyUnblock.crw df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\GetConvert.ttc df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\HideProtect.raw df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\JoinDeny.css df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\PopNew.tif df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\SelectRestore.asx df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\UnpublishUnlock.rle df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File created \??\c:\program files\x5qr4ye-readme.txt df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\DebugCompress.WTV df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\DisableTrace.mpg df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\GroupUndo.tiff df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\RenameUpdate.png df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\RestartOpen.wax df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\SplitCompare.xml df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\ApproveMeasure.gif df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe File opened for modification \??\c:\program files\UnlockUpdate.dxf df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Interacts with shadow copies 2 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
Processes:
vssadmin.exepid process 1108 vssadmin.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exepid process 3908 df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe 3908 df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
vssvc.exedescription pid process Token: SeBackupPrivilege 3632 vssvc.exe Token: SeRestorePrivilege 3632 vssvc.exe Token: SeAuditPrivilege 3632 vssvc.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.execmd.exedescription pid process target process PID 3908 wrote to memory of 1356 3908 df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe cmd.exe PID 3908 wrote to memory of 1356 3908 df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe cmd.exe PID 3908 wrote to memory of 1356 3908 df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe cmd.exe PID 1356 wrote to memory of 1108 1356 cmd.exe vssadmin.exe PID 1356 wrote to memory of 1108 1356 cmd.exe vssadmin.exe PID 1356 wrote to memory of 1108 1356 cmd.exe vssadmin.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe"C:\Users\Admin\AppData\Local\Temp\df09717cadadad377ca8adbef576d2698b4b0a95d9498cf143312e3ae4f17efb.exe"1⤵
- Modifies extensions of user files
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3908 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin.exe Delete Shadows /All /Quiet & bcdedit /set {default} recoveryenabled No & bcdedit /set {default} bootstatuspolicy ignoreallfailures2⤵
- Suspicious use of WriteProcessMemory
PID:1356 -
C:\Windows\SysWOW64\vssadmin.exevssadmin.exe Delete Shadows /All /Quiet3⤵
- Interacts with shadow copies
PID:1108
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵PID:1824
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3632