Analysis
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max time kernel
148s -
max time network
151s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
15-06-2021 10:09
Static task
static1
Behavioral task
behavioral1
Sample
2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe
Resource
win7v20210408
Behavioral task
behavioral2
Sample
2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe
Resource
win10v20210410
General
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Target
2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe
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Size
120KB
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MD5
56b9c44b62a03b837df7ad35e8ef3dd4
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SHA1
75a8ee1cba41ff1e0bc042d54657b3b76b7275ea
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SHA256
2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c
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SHA512
5f34d8615ba06c704ea83ab201b6b3f7a7fc42b20caec40426918ed987507a53be0656447b34ed2fa33bb607ddfa74f533c4d8d6f5c844812c741d63ab7202a6
Malware Config
Extracted
C:\0182h-readme.txt
sodinokibi
http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/5656A6FD318C5E14
http://decoder.re/5656A6FD318C5E14
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 10 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exedescription ioc process File renamed C:\Users\Admin\Pictures\MountSplit.tif => \??\c:\users\admin\pictures\MountSplit.tif.0182h 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File renamed C:\Users\Admin\Pictures\RedoRemove.tiff => \??\c:\users\admin\pictures\RedoRemove.tiff.0182h 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File renamed C:\Users\Admin\Pictures\RepairResize.tif => \??\c:\users\admin\pictures\RepairResize.tif.0182h 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File renamed C:\Users\Admin\Pictures\ResolveCheckpoint.png => \??\c:\users\admin\pictures\ResolveCheckpoint.png.0182h 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File renamed C:\Users\Admin\Pictures\AssertSave.tif => \??\c:\users\admin\pictures\AssertSave.tif.0182h 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File renamed C:\Users\Admin\Pictures\GrantSplit.tiff => \??\c:\users\admin\pictures\GrantSplit.tiff.0182h 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened for modification \??\c:\users\admin\pictures\RedoRemove.tiff 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File renamed C:\Users\Admin\Pictures\ResizeUndo.crw => \??\c:\users\admin\pictures\ResizeUndo.crw.0182h 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened for modification \??\c:\users\admin\pictures\GrantSplit.tiff 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File renamed C:\Users\Admin\Pictures\OutRead.crw => \??\c:\users\admin\pictures\OutRead.crw.0182h 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Enumerates connected drives 3 TTPs 25 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exedescription ioc process File opened (read-only) \??\E: 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened (read-only) \??\M: 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened (read-only) \??\S: 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened (read-only) \??\V: 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened (read-only) \??\Y: 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened (read-only) \??\Q: 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened (read-only) \??\A: 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened (read-only) \??\B: 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened (read-only) \??\G: 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened (read-only) \??\H: 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened (read-only) \??\J: 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened (read-only) \??\K: 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened (read-only) \??\L: 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened (read-only) \??\R: 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened (read-only) \??\Z: 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened (read-only) \??\F: 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened (read-only) \??\I: 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened (read-only) \??\N: 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened (read-only) \??\P: 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened (read-only) \??\T: 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened (read-only) \??\W: 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened (read-only) \??\X: 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened (read-only) \??\D: 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened (read-only) \??\O: 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened (read-only) \??\U: 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
Processes:
2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\yz36q.bmp" 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe -
Drops file in Program Files directory 20 IoCs
Processes:
2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exedescription ioc process File opened for modification \??\c:\program files\ApproveConvertFrom.ppt 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened for modification \??\c:\program files\ConvertToOpen.crw 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened for modification \??\c:\program files\MoveDismount.DVR 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened for modification \??\c:\program files\RevokeUnpublish.jfif 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened for modification \??\c:\program files\ReadGroup.htm 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened for modification \??\c:\program files\RevokeProtect.vssm 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened for modification \??\c:\program files\TraceStop.aif 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File created \??\c:\program files\0182h-readme.txt 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File created \??\c:\program files (x86)\0182h-readme.txt 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened for modification \??\c:\program files\CloseSelect.wmf 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened for modification \??\c:\program files\LimitFormat.xml 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened for modification \??\c:\program files\OpenFind.js 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened for modification \??\c:\program files\UpdateExport.xltx 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened for modification \??\c:\program files\RevokeAssert.pdf 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened for modification \??\c:\program files\EditDisconnect.tiff 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened for modification \??\c:\program files\ExportStop.jpg 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened for modification \??\c:\program files\GroupSave.ppsm 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened for modification \??\c:\program files\LockFind.xls 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened for modification \??\c:\program files\ReadAdd.doc 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe File opened for modification \??\c:\program files\DisableSend.vsw 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exepid process 1968 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe 1968 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe 1968 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe 1968 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
Processes:
2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exevssvc.exedescription pid process Token: SeDebugPrivilege 1968 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe Token: SeTakeOwnershipPrivilege 1968 2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe Token: SeBackupPrivilege 3824 vssvc.exe Token: SeRestorePrivilege 3824 vssvc.exe Token: SeAuditPrivilege 3824 vssvc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.exe"C:\Users\Admin\AppData\Local\Temp\2df2fab33c1db5b049284a6bd5aa1f58bec4cb370b0663870b6a57ef33b5028c.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:1968
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵PID:2688
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3824