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
1473s
max time network
1489s
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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Report Analysis Logs

General

Target

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

164KB
MD5

722e15d85827d3ac13e56e8108688012
SHA1

cab935a24d7d0ea7e8d93851f7ea94ab9bccfc34
SHA256

578e1b00157447f99716b646af6b0c33d0f6c32257a19376d6cc9d003ff0fba1
SHA512

59e24cf313db4413f44f16a8276d072f43402e718c25e1d00e81ddc69a1937473cfd1902c320bc9175d75a0d43a53ab3e971b8447ec1cf9cf9aa3aa536464273
SSDEEP

3072:BrX1t2U05pbJ5xhxY9doh7O79siUs/NaT8Sp:BrltH05f5v2i7O93No7

Score

10^/10

sodinokibi ransomware

Malware Config

Extracted

Path

C:\Recovery\7k5b10-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 7k5b10. 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/E1B812798A9178CD 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.top/E1B812798A9178CD 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: 8FBVixrj02FM3mC59ZN2y9XugLGwq72okwgYTLHLOHuu9uqgdVdY/xfZdbVK1CPy /4tPSB8iNOrhNiluGV7EaMartCMuCl4BdaRnJS9fV+MsIP7o3ZASbj2IzUY3H1ZM v1NYFiR8b6HU1JbnB5VZJ8AHEHtMpYbUPMHeH+xILOfNoBswPeOrNSdEarzg/3HG v8Z66/82EWMvAWcRUxKlr5oOPG66ah22WTGqEhwzPTF0sttOrYrMZMR9DS5McFSP +hjCpkqFjXOuTyvGuPoeUEKivfR+D2sGXqh3nkgaDyLcG+6lJXyt0r6ILsR1/kKB ltr4qiolgujOvAEYL4jYpLhKrJwOa6nLPTNFmG+/ilz6GoB3MBBuUgJHv1N4+a8q xCrYhspkfS7ySmnSafuVL0Z2+glYJG+i7gW1yVUu3ilDYzjXk5UHnxU2J1ehPwpy A4cyDb48nu+E7WDUWtABOMV+NiIFLvBPIJjGUKhBZ/jsDuSWPaI2SjBFGulU2ZhJ E8e6bWzJ1ltin3zTmApmA6vv86hjr96g7q7zkAHb5QaCkmi259Cy9lPYUQlzHQ3B pa4PhiiI5ICDv0EvEarnQ8XE/SnR5VgKx0r1yu/EolR8PlW7y6Uc36QYaPTjnNS5 n12yfO+uOTlRhZ3s00gH15/86rZC7uaJ44wgvrRBfEv3QoXL+GWCH0RDJdgbbA1/ kThlN5N83yliE72PIJ/yAsQtUGBa/OfVfKJxf1ccD1zNb0hsq4Ip7P0tdk5q4T/i P1VcY41ahvvV93rF6tveITD5wOxHXnPi3OM9PpglLgGg+Kifo9SzNi76RC+TKbAU PeNkkE+roRFRVaJ6JjQJcgZDvPhSmJrM9l0OcvOrxFQjRLnfpmyHCXprAMoKf7OR pLSb5qqiAfVAI4hYKtIkSbN/sE9DqP/mZwrpEe/iUvTIqvXrk9IsMvvlCQwbSjCu 5tMEeZzV4hZ2NF4mTl/zd7IKaUspMYor2fHx5oj/BFO6e0nU6pMOYGcD6dK/wsUb xmXp+Mtq8ULBZQtv5ZO3KtyS7xrz/MJhsTp9PDb0P2+rJbLZt8nXQFNuydF9qZwc FVHZDnB7g1P5wXSBmMckTlxdmhGgIsZzQ23761Bdt3/BHRtq9K3bsu06HSBbxA4I ALYu8IlF6svUts9TUPYmxaK5q4f7vEmNmMtnn9DuxV98c7yJDpx0X8C9wwCOGpCZ Hg52lBVxXM2ZO1KgfTvlhD3U Extension name: 7k5b10 ----------------------------------------------------------------------------------------- !!! 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. !!! !!! !!!

URLs

http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/E1B812798A9178CD

http://decryptor.top/E1B812798A9178CD

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

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

Drops file in Program Files directory 38 IoCs

description	ioc	Process
File opened for modification	\??\c:\program files\OpenMeasure.dib	rundll32.exe
File opened for modification	\??\c:\program files\OptimizeNew.vdx	rundll32.exe
File created	\??\c:\program files\7k5b10-readme.txt	rundll32.exe
File created	\??\c:\program files (x86)\7k5b10-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\AssertSwitch.bmp	rundll32.exe
File opened for modification	\??\c:\program files\EditDismount.odt	rundll32.exe
File opened for modification	\??\c:\program files\InstallGet.pub	rundll32.exe
File opened for modification	\??\c:\program files\InstallPush.mp2	rundll32.exe
File opened for modification	\??\c:\program files\RedoPop.vssm	rundll32.exe
File opened for modification	\??\c:\program files\RestartExpand.au	rundll32.exe
File opened for modification	\??\c:\program files\SuspendLock.ADT	rundll32.exe
File opened for modification	\??\c:\program files\RedoResume.mht	rundll32.exe
File opened for modification	\??\c:\program files\ResumeSplit.contact	rundll32.exe
File opened for modification	\??\c:\program files\CompressEdit.mp2	rundll32.exe
File opened for modification	\??\c:\program files\EnableClose.temp	rundll32.exe
File opened for modification	\??\c:\program files\GroupStart.AAC	rundll32.exe
File opened for modification	\??\c:\program files\InitializeRemove.odp	rundll32.exe
File opened for modification	\??\c:\program files\LimitEnable.wps	rundll32.exe
File opened for modification	\??\c:\program files\LimitSync.wax	rundll32.exe
File opened for modification	\??\c:\program files\SuspendDisable.odp	rundll32.exe
File opened for modification	\??\c:\program files\ExitUse.clr	rundll32.exe
File opened for modification	\??\c:\program files\GetRevoke.ps1xml	rundll32.exe
File opened for modification	\??\c:\program files\MountOpen.au3	rundll32.exe
File opened for modification	\??\c:\program files\StopAssert.xla	rundll32.exe
File opened for modification	\??\c:\program files\UnprotectReceive.emf	rundll32.exe
File opened for modification	\??\c:\program files\CompareStop.ex_	rundll32.exe
File opened for modification	\??\c:\program files\RegisterPop.shtml	rundll32.exe
File opened for modification	\??\c:\program files\MeasureEnable.ppt	rundll32.exe
File opened for modification	\??\c:\program files\PushNew.svg	rundll32.exe
File opened for modification	\??\c:\program files\OpenExit.vdw	rundll32.exe
File opened for modification	\??\c:\program files\RepairPush.mpp	rundll32.exe
File opened for modification	\??\c:\program files\SkipTrace.ods	rundll32.exe
File opened for modification	\??\c:\program files\UnlockRead.cr2	rundll32.exe
File opened for modification	\??\c:\program files\UnprotectEdit.AAC	rundll32.exe
File opened for modification	\??\c:\program files\ConnectSet.css	rundll32.exe
File opened for modification	\??\c:\program files\PublishExit.m1v	rundll32.exe
File opened for modification	\??\c:\program files\SyncUndo.xps	rundll32.exe
File opened for modification	\??\c:\program files\WaitCompare.docx	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2824	rundll32.exe
2824	rundll32.exe
2872	powershell.exe
2872	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2872	powershell.exe
Token: SeBackupPrivilege	3124	vssvc.exe
Token: SeRestorePrivilege	3124	vssvc.exe
Token: SeAuditPrivilege	3124	vssvc.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3988 wrote to memory of 2824	3988	rundll32.exe	78
PID 3988 wrote to memory of 2824	3988	rundll32.exe	78
PID 3988 wrote to memory of 2824	3988	rundll32.exe	78
PID 2824 wrote to memory of 2872	2824	rundll32.exe	79
PID 2824 wrote to memory of 2872	2824	rundll32.exe	79

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:3988
- 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 WriteProcessMemory
  PID:2824
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2872

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:4180

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3124

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Recovery\7k5b10-readme.txt

Filesize
6KB

MD5
cf5082527a3787d6b6576e539c6103d9

SHA1
3dd62ea39dcc9d6f1dad376f0b7e61e443d863de

SHA256
8f107f92f2f661b9de1a10c9c4bcfdada037aebacaf22888ed48685a97a9e02b

SHA512
331a710b07ef762454db2b6cf624ec82ec62d6a099168c0674cff1f47a5626e47540137250527f325a91a448c2c15f87621021b4caf39640df8ab2831e1add7f

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_iyd0nith.ntk.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2872-0-0x0000016631200000-0x0000016631222000-memory.dmp

Filesize
136KB

Download
memory/2872-9-0x00007FFEFC6A0000-0x00007FFEFD162000-memory.dmp

Filesize
10.8MB

Download
memory/2872-10-0x00000166312D0000-0x00000166312E0000-memory.dmp

Filesize
64KB

Download
memory/2872-11-0x00000166312D0000-0x00000166312E0000-memory.dmp

Filesize
64KB

Download
memory/2872-14-0x00007FFEFC6A0000-0x00007FFEFD162000-memory.dmp

Filesize
10.8MB

Download