sodinokibi | 0ee7783213426a5e46bc11a91acf5f2d73890bb09bbf4f3b932a4b79eeb6b820

General

Target

file.dll
Size

166KB
MD5

9e9b0ef4fc739c3eb36a762122451992
SHA1

035fe67a3d04f0a678724851cabc917b28416fe1
SHA256

0ee7783213426a5e46bc11a91acf5f2d73890bb09bbf4f3b932a4b79eeb6b820
SHA512

01435694c0941b004584d40c3d11866e8f319445ed937095d9777911bd6f36c6bd9449b4effa369120cf6ded9de9a375719e256c6f8380bd5fbd4f4ca0c6d715

Score

10^/10

sodinokibi persistence ransomware

Malware Config

Extracted

Path

C:\0vwq6-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 computer has extension 0vwq6. 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 practise - 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/0AC4EE68378C0111 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/0AC4EE68378C0111 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: UAgwB0yiimim+XzrYtNiD+1c5TubLPitW5jJkjqFFAujjzB07MXCc/50JBtY9I46 dIGWbp8ZjOP1Hz4wPMJLI9dF3uypew6sMxzd1UflN3HUMyrqHAKFAl0uojeZGYFp Q5As6bzKNvNdv+HK8j19s5HKG3Hv4bawIDnw9NG8Yljx5nNx8F2L6VoPTFHQ9PWZ NDUhV7ixj0IPWSvR/nzlOl/6veUwTKwY9qt2xFj4X3dm/tozlTDyYZrKZhCEc/g0 Sn22Zt48Q+neY4rKP9SQ8n/plZQWPXL6JmVqBVlCy4iJYTEo9QyQoYvsafCgxVvC +o8yHk6Ht0HvaBj6xAvGUWyc5wwXerkv+yOC2Q6g5LWpaRrmNCyvTUbKYkfN7qlt rl6Ie+icLLUeTitCOw1EiHXMKBR4xPFgrrgfzBuI4gEMp2HOH03P58NW4uLW9dDJ bLGEg04E9Ltm4TK9SIpkJVRobVbyWctt4tPfb57tAZdeNSiBxchivf6KQ8L5Cw6Y aeUbS/VeDtrD49IOXtbIUzSqkupY5nvkBxYeJXBEe1Y6WJZwKZxJSYQY8TniDIBx wZDFiw0bOMazji6IFK4x0C5/FaWrMaOiUZqsmQN1DFvGb7m/giVZ8L3LEzcbnCFH 6DVn7FQmQz1+jQi/YSKI1XQQhlhTprL9tH7mPMRf7uo7hqMGgTxp67WBXi00wB2P 11i2aRO8c/om906ltUkKtp2ovimwGWQdaQIV6x9b0j2oSmOzMZYqZeQykoHreBmT SCbGqrehnhQt3YlILrFisRgSQDtcJ/WVN2Ahz1ye7JrzleH9pgcJXaL24X8fmiX2 OeuJGQ9YOL5yjRhSC2UzOrIf34euCaho3zuIJJuJrnTlDccKfGUf+kkaFOB6HZkZ GIb5qzdSeD8LcshI/tGVbVX2UaW9sXRX4Gd/IQsN0mi3v0eW2lTDEXyXRB8z03fA S4mxkS0+0a7eKaDqW3DTTj6fFn7JPe6v4QBKz4qPnx/XSCU5RONqmhkpd4ZIprTN gT+C5qXGbqNd3GnO9nwto6H/CF9uROSC/FQthRSCJM8jAMcqKkADgJicoUfvEoci Cki39Zg53N9j8JmoqSUwgXHzRvZUW8z8GvDtaWQBO4ywIfaDgqZpArL+R4EO1ofp 4dYEZPPzzOLAMCSmgrKJGV4kd3NJVnDBC+M+fVZiBYFloYOXKMSs13XIUyoyq+A8 xNFbtsMZTPzKjqalNjeNdFlzlHNhMZb18tOKfGb8DF06qOyFOq4d/0lO6MpfKQLT FUuL5vhm6G+WIZiY8A8= Extension name: 0vwq6 -------------------------------------------------------------------------------------- !!! DANGER !!! DONT try to change files by yourself, DONT use any third party software for restoring your data or antivirus solutions - its may entail damge 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. !!! !!! !!! A system of morality which is based on relative emotional values is a mere illusion, a thoroughly vulgar conception which has nothing sound in it and nothing true. Socrates

URLs

http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/0AC4EE68378C0111

http://decryptor.cc/0AC4EE68378C0111

Signatures

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

Blacklisted process makes network request 115 IoCs

Processes:

rundll32.exe

flow	pid	process
15	1416	rundll32.exe
20	1416	rundll32.exe
23	1416	rundll32.exe
26	1416	rundll32.exe
28	1416	rundll32.exe
30	1416	rundll32.exe
32	1416	rundll32.exe
34	1416	rundll32.exe
36	1416	rundll32.exe
38	1416	rundll32.exe
40	1416	rundll32.exe
42	1416	rundll32.exe
44	1416	rundll32.exe
46	1416	rundll32.exe
48	1416	rundll32.exe
50	1416	rundll32.exe
52	1416	rundll32.exe
54	1416	rundll32.exe
56	1416	rundll32.exe
58	1416	rundll32.exe
59	1416	rundll32.exe
60	1416	rundll32.exe
61	1416	rundll32.exe
63	1416	rundll32.exe
65	1416	rundll32.exe
67	1416	rundll32.exe
69	1416	rundll32.exe
71	1416	rundll32.exe
73	1416	rundll32.exe
75	1416	rundll32.exe
77	1416	rundll32.exe
79	1416	rundll32.exe
81	1416	rundll32.exe
83	1416	rundll32.exe
85	1416	rundll32.exe
87	1416	rundll32.exe
89	1416	rundll32.exe
91	1416	rundll32.exe
93	1416	rundll32.exe
95	1416	rundll32.exe
97	1416	rundll32.exe
99	1416	rundll32.exe
101	1416	rundll32.exe
103	1416	rundll32.exe
105	1416	rundll32.exe
107	1416	rundll32.exe
108	1416	rundll32.exe
110	1416	rundll32.exe
112	1416	rundll32.exe
114	1416	rundll32.exe
116	1416	rundll32.exe
118	1416	rundll32.exe
120	1416	rundll32.exe
121	1416	rundll32.exe
123	1416	rundll32.exe
125	1416	rundll32.exe
127	1416	rundll32.exe
128	1416	rundll32.exe
130	1416	rundll32.exe
132	1416	rundll32.exe
134	1416	rundll32.exe
136	1416	rundll32.exe
138	1416	rundll32.exe
140	1416	rundll32.exe

Modifies extensions of user files 3 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

Processes:

rundll32.exe

description	ioc	process
File opened for modification	\??\c:\users\admin\pictures\RestoreClose.tiff	rundll32.exe
File renamed	C:\Users\Admin\Pictures\RestoreClose.tiff => \??\c:\users\admin\pictures\RestoreClose.tiff.0vwq6	rundll32.exe
File renamed	C:\Users\Admin\Pictures\SwitchDebug.crw => \??\c:\users\admin\pictures\SwitchDebug.crw.0vwq6	rundll32.exe

Enumerates connected drives 3 TTPs 25 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

rundll32.exe

description	ioc	process
File opened (read-only)	\??\V:	rundll32.exe
File opened (read-only)	\??\A:	rundll32.exe
File opened (read-only)	\??\F:	rundll32.exe
File opened (read-only)	\??\I:	rundll32.exe
File opened (read-only)	\??\K:	rundll32.exe
File opened (read-only)	\??\M:	rundll32.exe
File opened (read-only)	\??\H:	rundll32.exe
File opened (read-only)	\??\J:	rundll32.exe
File opened (read-only)	\??\R:	rundll32.exe
File opened (read-only)	\??\S:	rundll32.exe
File opened (read-only)	\??\X:	rundll32.exe
File opened (read-only)	\??\Z:	rundll32.exe
File opened (read-only)	\??\D:	rundll32.exe
File opened (read-only)	\??\B:	rundll32.exe
File opened (read-only)	\??\N:	rundll32.exe
File opened (read-only)	\??\Q:	rundll32.exe
File opened (read-only)	\??\W:	rundll32.exe
File opened (read-only)	\??\Y:	rundll32.exe
File opened (read-only)	\??\T:	rundll32.exe
File opened (read-only)	\??\U:	rundll32.exe
File opened (read-only)	\??\E:	rundll32.exe
File opened (read-only)	\??\G:	rundll32.exe
File opened (read-only)	\??\L:	rundll32.exe
File opened (read-only)	\??\O:	rundll32.exe
File opened (read-only)	\??\P:	rundll32.exe

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\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
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\Registry Writer	vssvc.exe

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

Processes:

rundll32.exe

description	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\\bavg7orl.bmp"	rundll32.exe

Drops file in Program Files directory 31 IoCs

Processes:

rundll32.exe

description	ioc	process
File opened for modification	\??\c:\program files\SuspendClear.xht	rundll32.exe
File opened for modification	\??\c:\program files\UndoRemove.dot	rundll32.exe
File opened for modification	\??\c:\program files\ExpandSelect.php	rundll32.exe
File opened for modification	\??\c:\program files\ImportMount.xhtml	rundll32.exe
File opened for modification	\??\c:\program files\OpenSkip.mp3	rundll32.exe
File opened for modification	\??\c:\program files\SubmitInstall.xla	rundll32.exe
File opened for modification	\??\c:\program files\BackupExport.png	rundll32.exe
File opened for modification	\??\c:\program files\ConvertToResolve.docm	rundll32.exe
File opened for modification	\??\c:\program files\ExitSplit.iso	rundll32.exe
File opened for modification	\??\c:\program files\InitializeCopy.ppsx	rundll32.exe
File opened for modification	\??\c:\program files\LockRestart.m4v	rundll32.exe
File created	\??\c:\program files\0vwq6-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\ConvertToStop.clr	rundll32.exe
File opened for modification	\??\c:\program files\CompleteExport.rle	rundll32.exe
File opened for modification	\??\c:\program files\FormatSave.dwfx	rundll32.exe
File opened for modification	\??\c:\program files\JoinLock.mpeg3	rundll32.exe
File opened for modification	\??\c:\program files\TestUninstall.docx	rundll32.exe
File opened for modification	\??\c:\program files\StopImport.svgz	rundll32.exe
File opened for modification	\??\c:\program files\SubmitBlock.DVR-MS	rundll32.exe
File opened for modification	\??\c:\program files\TestOptimize.jfif	rundll32.exe
File created	\??\c:\program files (x86)\0vwq6-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\CompressSelect.sql	rundll32.exe
File opened for modification	\??\c:\program files\StartComplete.m4a	rundll32.exe
File opened for modification	\??\c:\program files\OutOptimize.xla	rundll32.exe
File opened for modification	\??\c:\program files\RegisterUninstall.ex_	rundll32.exe
File opened for modification	\??\c:\program files\RestartTrace.jpe	rundll32.exe
File opened for modification	\??\c:\program files\WaitRemove.mpv2	rundll32.exe
File opened for modification	\??\c:\program files\WaitUse.jfif	rundll32.exe
File opened for modification	\??\c:\program files\BlockSelect.mov	rundll32.exe
File opened for modification	\??\c:\program files\GroupDebug.nfo	rundll32.exe
File opened for modification	\??\c:\program files\LockUnlock.dwg	rundll32.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

rundll32.exepowershell.exe

pid process

1416 rundll32.exe
1416 rundll32.exe
3772 powershell.exe
3772 powershell.exe
3772 powershell.exe

pid	process
1416	rundll32.exe
1416	rundll32.exe
3772	powershell.exe
3772	powershell.exe
3772	powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

rundll32.exepowershell.exevssvc.exe

description	pid	process
Token: SeDebugPrivilege	1416	rundll32.exe
Token: SeDebugPrivilege	3772	powershell.exe
Token: SeBackupPrivilege	504	vssvc.exe
Token: SeRestorePrivilege	504	vssvc.exe
Token: SeAuditPrivilege	504	vssvc.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 980 wrote to memory of 1416	980	rundll32.exe	rundll32.exe
PID 980 wrote to memory of 1416	980	rundll32.exe	rundll32.exe
PID 980 wrote to memory of 1416	980	rundll32.exe	rundll32.exe
PID 1416 wrote to memory of 3772	1416	rundll32.exe	powershell.exe
PID 1416 wrote to memory of 3772	1416	rundll32.exe	powershell.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\file.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:980

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\file.dll,#1
2⤵
- Blacklisted process makes network request
- 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
- Suspicious use of WriteProcessMemory
PID:1416

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3772

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:3932

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Modifies service
- Suspicious use of AdjustPrivilegeToken
PID:504

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/1416-0-0x0000000000000000-mapping.dmp

Download
memory/3772-1-0x0000000000000000-mapping.dmp

Download
memory/3772-2-0x00007FFA12FF0000-0x00007FFA139DC000-memory.dmp

Filesize
9.9MB

Download
memory/3772-3-0x00000156755E0000-0x00000156755E1000-memory.dmp

Filesize
4KB

Download
memory/3772-4-0x0000015675790000-0x0000015675791000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads