sodinokibi | b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988

General

Target

b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
Size

192KB
MD5

beed14bc183ad523b94ef6ac2b270b08
SHA1

4ea45e0d8a4d50182063cc97c8a86d579f3adf05
SHA256

b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988
SHA512

da74c44e21e120af26074fb6493a35067f037cc633e630b415d9b6947c9dc58e354fbb33afc87f733da8cd4d1f8ca66081df0e96d249ffb1c2ba8142c9317196

Score

10^/10

ransomware sodinokibi persistence

Malware Config

Extracted

Path

C:\5ie55-readme.txt

Family

sodinokibi

Ransom Note

---=== Welcome. Again. ===--- [+] Whats Happen? [+] Your files are encrypted, and currently unavailable. You can check it: all files on your system has extension 5ie55. By the way, everything is possible to recover (restore), but you need to follow our instructions. Otherwise, you cant return your data (NEVER). [+] What guarantees? [+] Its just a business. We absolutely do not care about you and your deals, except getting benefits. If we do not do our work and liabilities - nobody will not cooperate with us. Its not in our interests. To check the ability of returning files, You should go to our website. There you can decrypt one file for free. That is our guarantee. If you will not cooperate with our service - for us, its does not matter. But you will lose your time and data, cause just we have the private key. In practice - time is much more valuable than money. [+] How to get access on website? [+] You have two ways: 1) [Recommended] Using a TOR browser! a) Download and install TOR browser from this site: https://torproject.org/ b) Open our website: http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/721AD826AEAB7627 2) If TOR blocked in your country, try to use VPN! But you can use our secondary website. For this: a) Open your any browser (Chrome, Firefox, Opera, IE, Edge) b) Open our secondary website: http://decryptor.cc/721AD826AEAB7627 Warning: secondary website can be blocked, thats why first variant much better and more available. When you open our website, put the following data in the input form: Key: 5YlG4824qMPrDVdwemgYy4sZRz8KomhzEYl5+Zh7JzjZl70UzO5uWp57PP7bHhn1 OooY8/RnZhXarEFpv0w44JL3YTk/nFrNiUUoExvN9bPilbKuiwoOunQvWlkABwAq oJg9cxOY5YqMRJ2mPdD11iP16fZgpu5wY/DStqGJcR+AElyWKBPy/eR4MubPS5hD /k3ArnW96+5w6g0Wrxtg6Cizlo2R6D2sGnSdgwNvg9z3xYznZ/KC1pZ03OOKqGTL +KHW7NPAIv3JFLipLreMjn9oDQnFFfkomJJhmyB3Cks9YwTicc13QYDhqbe79fWx FUdCPhqmux0PYraB+9O0MJ38xTayMPgfOXP0n9m63V/oRXT2UyE4JrSnb0m1q+lI U32/y3geYQxyzda5kVTmxgmG26A9pIOCzpoQ8uCelFLmOv5RGUtkcG5YBJA13Y00 CBSBl62zuKOnK7M4yQnnWiZ4SC1mtEa5fltB4hTyAOBa7h7u3L/AyfcY/D/P85yK 3qc2jVn8LAx0LXJq94OhVUgjYJ4hPg5u89GY9J21feBjmRr9DUVpesJBw0apBDnp cywz51W48cGYDJK2IlhTRZUmdPdAyVN43Y0zrGdGvj9iqNPn2T5U/TtgM+sfVaQI s7I81/Go3h2WrV4nxYxBpNyglvZgqlQzsP2Deo5vjF0/M2r5k3h6sQJMfkqY1Jq1 4dI2pOOWNI02cS5bLyTCjut7sXw5y0KkSvgi4g0GO/2x1B9hRU8ZZfep/GuxVaGD n1zi1Gn8sX5Co97k8hn1iubuOw7RIhlWmp3byNXbJsKHsQLaVbelSDV1TyUsCcrv bZJKteFXeDdWBi28raWwFAgKLrbz9gc+lUY/38/N2Q2x1FbY83gaBfu6jt7ZfPPl 3wwgIzUUiDiVHlIBLKB+Au69JUIs2//w4z/1nXS6yuQGp4wzbxygrKRzU7vBXuy7 vk/ojWk5PUFvHI1yWETxOiNdBThGN0zCYL/ZJvjE4oGv8CDftLXrwmPgtBNkR5sv DDxf4CHwKaXrk/l4aHQlI4CXau6SbuTh9ao2+lHHVT0W3DDiAbDuf0L3lDCH/02L pR/EYxSttxv3R78bMhX0QZDtIWU9ee6yyKaIhJz6pYSG0DW40Njkonp5NlBk1Kw8 1W0UrDSDJ7B4aScnsgSD25P/C4ZoiFGqMQFEV1tD5NXmtVnEaIzUbLvXZAHdvxTF kfQ2cAZIK5Xzpc4E2RHlWjlZF7wz660HT4XNN/taDBaP7QBcQVi3dU52K5RfEtPh oN7XuKUFe2pAYTCnyDU= ----------------------------------------------------------------------------------------- !!! DANGER !!! DONT try to change files by yourself, DONT use any third party software for restoring your data or antivirus solutions - its may entail damage of the private key and, as result, The Loss all data. !!! !!! !!! ONE MORE TIME: Its in your interests to get your files back. From our side, we (the best specialists) make everything for restoring, but please should not interfere. !!! !!! !!!

URLs

http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/721AD826AEAB7627

http://decryptor.cc/721AD826AEAB7627

Signatures

Sodin,Sodinokibi,REvil
Ransomware with advanced anti-analysis and privilege escalation functionality.
ransomware sodinokibi

Modifies extensions of user files 2 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

Processes:

b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe

description	ioc	process
File renamed	C:\Users\Admin\Pictures\UnblockMount.tif => \??\c:\users\admin\pictures\UnblockMount.tif.5ie55	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File renamed	C:\Users\Admin\Pictures\ApproveDismount.tif => \??\c:\users\admin\pictures\ApproveDismount.tif.5ie55	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe

Enumerates connected drives 3 TTPs

Query Registry
T1012

Peripheral Device Discovery
T1120

System Information Discovery
T1082

Modifies service 2 TTPs 5 IoCs

persistence

Modify Registry

T1112

Modify Existing Service

T1031

Processes:

vssvc.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\Registry Writer	vssvc.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\SwProvider_{b5946137-7b9f-4925-af80-51abd60b20d5}	vssvc.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\COM+ REGDB Writer	vssvc.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\ASR Writer	vssvc.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\Shadow Copy Optimization Writer	vssvc.exe

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

Processes:

b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1400429095-533421673-2598934218-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\h4gjl51fa87x8.bmp"	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe

Drops file in Program Files directory 36 IoCs

Processes:

b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe

description	ioc	process
File opened for modification	\??\c:\program files\InstallBackup.crw	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\StartBackup.shtml	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\WatchConfirm.xlsx	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File created	\??\c:\program files\5ie55-readme.txt	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File created	\??\c:\program files (x86)\5ie55-readme.txt	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\ExportInvoke.vbs	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\WatchAssert.kix	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\WatchRepair.xls	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\ConfirmMerge.mpg	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\CopyReset.bmp	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\EnableRead.aiff	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\WatchSubmit.mp4	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\ShowTrace.docx	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\SyncEnter.TTS	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\BackupTest.vdx	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\CheckpointCompress.avi	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\CopyExpand.ADTS	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\DebugClose.pptm	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\DisconnectRead.edrwx	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\MountClear.eprtx	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\UseTrace.M2V	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\MeasurePop.m3u	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\ResumeRead.mpg	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\UndoDisable.jpe	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\UnpublishSuspend.jpg	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\DisconnectApprove.vssm	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\ExportPublish.asx	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\JoinSkip.xml	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\PingCheckpoint.wmf	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\StopProtect.mpp	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\TestComplete.vst	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\CopyResolve.mp2v	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\HideMount.snd	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\RepairSave.asx	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\RestoreConvertFrom.dwg	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
File opened for modification	\??\c:\program files\SplitMeasure.xls	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe

Drops file in Windows directory 1 IoCs

Processes:

svchost.exe

description ioc process

File opened for modification C:\Windows\ServiceProfiles\LocalService\winhttp\cachev3.dat svchost.exe

description	ioc	process
File opened for modification	C:\Windows\ServiceProfiles\LocalService\winhttp\cachev3.dat	svchost.exe

Modifies data under HKEY_USERS 5 IoCs

Processes:

svchost.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	svchost.exe
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-3e-6f-2c-c8-c7	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-3e-6f-2c-c8-c7\WpadDecisionReason = "1"	svchost.exe
Set value (data)	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-3e-6f-2c-c8-c7\WpadDecisionTime = 2a1d2e903e85d601	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-3e-6f-2c-c8-c7\WpadDecision = "0"	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe

pid	process
3740	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
3740	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

Processes:

svchost.exeb10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exevssvc.exe

description	pid	process
Token: SeShutdownPrivilege	1844	svchost.exe
Token: SeCreatePagefilePrivilege	1844	svchost.exe
Token: SeDebugPrivilege	3740	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
Token: SeTakeOwnershipPrivilege	3740	b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
Token: SeBackupPrivilege	2664	vssvc.exe
Token: SeRestorePrivilege	2664	vssvc.exe
Token: SeAuditPrivilege	2664	vssvc.exe

C:\Users\Admin\AppData\Local\Temp\b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe
"C:\Users\Admin\AppData\Local\Temp\b10d9a62edb6081aa9f7fc865554064bb212555392b1181dc40040e12927f988.exe"
1⤵
- Modifies extensions of user files
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3740

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -s WinHttpAutoProxySvc
1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:1844

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:2408

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Modifies service
- Suspicious use of AdjustPrivilegeToken
PID:2664

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Defacement

1

T1491

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Downloads

memory/3740-0-0x0000000000C91000-0x0000000000C92000-memory.dmp

Filesize
4KB

Download
memory/3740-1-0x0000000000D80000-0x0000000000D81000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads