Analysis
-
max time kernel
150s -
max time network
152s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
30-03-2021 17:53
Static task
static1
Behavioral task
behavioral1
Sample
d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe
Resource
win10v20201028
General
-
Target
d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe
-
Size
120KB
-
MD5
726d948d365cb9db1dfd84a30203a642
-
SHA1
78ed4bcf9c0aca8d14b25da2e679a91c48dd6797
-
SHA256
d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6
-
SHA512
bd17f2b265c30f0d9ddc60e01026f21ad6b6355f68b762b14b3e8882a90de0a20970f77105a2515a7cb4a0d1429f3a70cdf40d4247384592d36da6f2907a690a
Malware Config
Extracted
C:\89277-readme.txt
sodinokibi
Signatures
-
Sodin,Sodinokibi,REvil
Ransomware with advanced anti-analysis and privilege escalation functionality.
-
Modifies extensions of user files 13 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exedescription ioc process File renamed C:\Users\Admin\Pictures\DisconnectResize.tiff => \??\c:\users\admin\pictures\DisconnectResize.tiff.89277 d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File renamed C:\Users\Admin\Pictures\MeasureReset.crw => \??\c:\users\admin\pictures\MeasureReset.crw.89277 d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File renamed C:\Users\Admin\Pictures\ResolveResume.tif => \??\c:\users\admin\pictures\ResolveResume.tif.89277 d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File renamed C:\Users\Admin\Pictures\AddImport.crw => \??\c:\users\admin\pictures\AddImport.crw.89277 d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File renamed C:\Users\Admin\Pictures\BlockMove.raw => \??\c:\users\admin\pictures\BlockMove.raw.89277 d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File renamed C:\Users\Admin\Pictures\CloseMerge.raw => \??\c:\users\admin\pictures\CloseMerge.raw.89277 d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File renamed C:\Users\Admin\Pictures\CompressUnprotect.raw => \??\c:\users\admin\pictures\CompressUnprotect.raw.89277 d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File renamed C:\Users\Admin\Pictures\DisableSuspend.tif => \??\c:\users\admin\pictures\DisableSuspend.tif.89277 d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File renamed C:\Users\Admin\Pictures\SelectReceive.png => \??\c:\users\admin\pictures\SelectReceive.png.89277 d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened for modification \??\c:\users\admin\pictures\DisconnectResize.tiff d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File renamed C:\Users\Admin\Pictures\InvokeSwitch.tif => \??\c:\users\admin\pictures\InvokeSwitch.tif.89277 d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File renamed C:\Users\Admin\Pictures\ReceiveEdit.raw => \??\c:\users\admin\pictures\ReceiveEdit.raw.89277 d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File renamed C:\Users\Admin\Pictures\WaitStart.png => \??\c:\users\admin\pictures\WaitStart.png.89277 d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Enumerates connected drives 3 TTPs 25 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exedescription ioc process File opened (read-only) \??\Q: d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened (read-only) \??\T: d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened (read-only) \??\E: d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened (read-only) \??\F: d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened (read-only) \??\K: d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened (read-only) \??\M: d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened (read-only) \??\N: d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened (read-only) \??\P: d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened (read-only) \??\W: d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened (read-only) \??\Z: d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened (read-only) \??\B: d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened (read-only) \??\G: d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened (read-only) \??\L: d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened (read-only) \??\R: d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened (read-only) \??\X: d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened (read-only) \??\H: d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened (read-only) \??\J: d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened (read-only) \??\O: d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened (read-only) \??\U: d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened (read-only) \??\V: d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened (read-only) \??\Y: d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened (read-only) \??\D: d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened (read-only) \??\A: d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened (read-only) \??\I: d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened (read-only) \??\S: d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
Processes:
d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\87h.bmp" d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe -
Drops file in Program Files directory 27 IoCs
Processes:
d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exedescription ioc process File opened for modification \??\c:\program files\ConvertSkip.ppt d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened for modification \??\c:\program files\InvokeGroup.xltx d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened for modification \??\c:\program files\RestoreEdit.xhtml d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened for modification \??\c:\program files\BackupSkip.jpg d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened for modification \??\c:\program files\ResizeExpand.vsx d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened for modification \??\c:\program files\StopBackup.vstm d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened for modification \??\c:\program files\SplitCopy.snd d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened for modification \??\c:\program files\MergeSwitch.css d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened for modification \??\c:\program files\MoveReceive.vssx d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened for modification \??\c:\program files\ProtectStep.ttf d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File created \??\c:\program files\89277-readme.txt d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened for modification \??\c:\program files\ConvertSelect.DVR d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened for modification \??\c:\program files\DenyMeasure.m3u d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened for modification \??\c:\program files\InvokeOpen.mpg d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened for modification \??\c:\program files\RestoreSplit.rle d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened for modification \??\c:\program files\SubmitTest.avi d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened for modification \??\c:\program files\ConvertFromRequest.mht d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened for modification \??\c:\program files\JoinUninstall.zip d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File created \??\c:\program files (x86)\89277-readme.txt d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened for modification \??\c:\program files\GroupSearch.htm d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened for modification \??\c:\program files\RegisterUse.vb d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened for modification \??\c:\program files\RepairConfirm.gif d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened for modification \??\c:\program files\AssertResize.mpeg2 d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened for modification \??\c:\program files\InvokeCompress.css d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened for modification \??\c:\program files\InvokeConnect.cfg d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened for modification \??\c:\program files\CompressUnblock.m4a d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe File opened for modification \??\c:\program files\DebugSave.scf d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exepid process 4636 d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe 4636 d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe 4636 d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe 4636 d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
Processes:
d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exevssvc.exedescription pid process Token: SeDebugPrivilege 4636 d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe Token: SeTakeOwnershipPrivilege 4636 d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe Token: SeBackupPrivilege 4156 vssvc.exe Token: SeRestorePrivilege 4156 vssvc.exe Token: SeAuditPrivilege 4156 vssvc.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).exe"C:\Users\Admin\AppData\Local\Temp\d74f04f0b948d9586629e06e2a2a21bdf20d678e47058afb637414eb3701c1f6 (1).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
-
C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵
-
C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken