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
145s
max time network
156s
platform
windows11-21h2_x64
resource
win11-20240412-en
resource tags

arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
submitted
21-04-2024 05:45

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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:\Users\4v5z3o8-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 4v5z3o8. 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/E54FBA4B20552B63 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/E54FBA4B20552B63 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: T10z1YpPOUUYpO5o3MnyrJ5xJoXaGlbGSsfR2hq0GclOT/y1UDsRKELVfmmye1QR B+svbyaxRybN8ZJzaPuVt1KWVj677iaJeAtvJKdt/ZeatyWgMYxQdDZj63R0oSkP YirHUjEoxyKMCLdCFIaEmIlQq2KHe0z1+FD+RnyYGkyLqEgZ7fC/BGkP96tfkJVS h8BnF7r9k290ecreN8GdNZFDnwTqpLqggnfxaMP9UCpZG6nlzblMZGBM7GY7Wcx5 W2Ic7VM9eQ7jFaezy05p8++ck7fEAeHT43l8AQ5woeuVNpoabOEuMH32WOv0iuB2 THSz6xHmSFerKTFT2DSq9nkFuiFiGpdP8ufs+6oheU5OFfGeBCBUDjwBtqQqJeFI 3JlZ7iFiay2LPb24rTc1nHdczMILg2Pest+IUaaKkJVHixmycIEo1zMGl30xUE36 N0fnT9ZeL1Ez3vlcHuYenD+pkStvGwZEIBScz3iRrqqv9L8m05wYQ54pY4eywZZH Z4I4BT0ZsIXw8KZi2d+cX194KS7lPpHNO5CXpNmKG9TjfbucPY3U5dPvk20OAgYK 4u6A94Q8odC2w5BuE7JCJDnjMXfLFtR5GUvJk48jKZWbqwzke36mkbpDEgC6oPqQ eGrymc6U20aH8e5G4HHMV9+M2kVCHTi/nOd0iPX3vYheWoVHo3R5XvWcLKeKll1P l0pkd2E2TBCZksE4XpaUxF8h+VFBJhmdbMf4XyzffAR88Vl/JYcskHxeB7X9tCnZ KzHwP2u6wbZgQ3cCQ9m4RZJd5hE1iNYrjiRYEFiSd4qxlAk8h3esc8N9xiEMs/BA 8Q7EDMe/bc/Eyit8xhm4RUwHzdNPNj745LhYkqd0Pdwy7MrdBO2RyGIIf3aD5gSd 7Ow8o54liybD7Eq88JSOzcxfh/YYFQsMLLBdL4purnaa+N836fK1iJssS8JVvnrd WF+gZrfKEW6fEDUhzHQPRldEdXwtB3dMYf/bDM9tilZ0Lw8q2mL0Bsk65MBqmRuZ xFIZeYbdT7K7m/lwjTVZ9sPyjpvSuj+2YzzSEQoI/bJYAJRWxyaS8wc6PjH+8OFf ORSuBOml38p/z2PKAVMnP9VY2mfyeuAn1yyZM9y285QW1Iqxe6dfAzGpBvQtJjjZ o1ZN78fqDasOz9OqTExreAEpGY5e6Njy+DQtgMHRFIQvGsjyDKVCKqvSwsKwcBUc h8ef4yYFi+j0j+jy3jaL/ndAGeI= Extension name: 4v5z3o8 ----------------------------------------------------------------------------------------- !!! 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/E54FBA4B20552B63

http://decryptor.top/E54FBA4B20552B63

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

Drops file in Program Files directory 38 IoCs

Processes:

rundll32.exe

description	ioc	Process
File opened for modification	\??\c:\program files\GrantBackup.xps	rundll32.exe
File opened for modification	\??\c:\program files\MoveUndo.xsl	rundll32.exe
File opened for modification	\??\c:\program files\ReceiveUnpublish.mpe	rundll32.exe
File opened for modification	\??\c:\program files\UpdateApprove.7z	rundll32.exe
File opened for modification	\??\c:\program files\SplitRegister.wmf	rundll32.exe
File opened for modification	\??\c:\program files\SwitchInstall.dot	rundll32.exe
File opened for modification	\??\c:\program files\TraceStep.dxf	rundll32.exe
File opened for modification	\??\c:\program files\ExitPublish.html	rundll32.exe
File opened for modification	\??\c:\program files\ExitRedo.scf	rundll32.exe
File opened for modification	\??\c:\program files\InvokeUnblock.ram	rundll32.exe
File opened for modification	\??\c:\program files\OptimizeOut.xlt	rundll32.exe
File opened for modification	\??\c:\program files\ProtectUnpublish.inf	rundll32.exe
File opened for modification	\??\c:\program files\ResizeSuspend.eprtx	rundll32.exe
File opened for modification	\??\c:\program files\SuspendUnlock.svgz	rundll32.exe
File opened for modification	\??\c:\program files\UnlockRepair.svgz	rundll32.exe
File created	\??\c:\program files (x86)\4v5z3o8-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\CheckpointStep.nfo	rundll32.exe
File opened for modification	\??\c:\program files\MergeResolve.wps	rundll32.exe
File opened for modification	\??\c:\program files\RedoEnable.txt	rundll32.exe
File opened for modification	\??\c:\program files\RegisterCompare.wpl	rundll32.exe
File opened for modification	\??\c:\program files\CompressTest.au	rundll32.exe
File opened for modification	\??\c:\program files\RestoreClose.wma	rundll32.exe
File opened for modification	\??\c:\program files\AssertImport.wmv	rundll32.exe
File opened for modification	\??\c:\program files\DisconnectRead.xht	rundll32.exe
File opened for modification	\??\c:\program files\InvokeBlock.ppsm	rundll32.exe
File opened for modification	\??\c:\program files\MeasureDeny.AAC	rundll32.exe
File opened for modification	\??\c:\program files\StepMove.rm	rundll32.exe
File created	\??\c:\program files\4v5z3o8-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\BlockGet.php	rundll32.exe
File opened for modification	\??\c:\program files\ReadSplit.mp3	rundll32.exe
File opened for modification	\??\c:\program files\DisconnectRedo.tiff	rundll32.exe
File opened for modification	\??\c:\program files\GrantRestart.txt	rundll32.exe
File opened for modification	\??\c:\program files\MeasureOut.wmv	rundll32.exe
File opened for modification	\??\c:\program files\RequestCheckpoint.aif	rundll32.exe
File opened for modification	\??\c:\program files\TraceConvert.css	rundll32.exe
File opened for modification	\??\c:\program files\ExpandFormat.3gp	rundll32.exe
File opened for modification	\??\c:\program files\ReceiveDisable.vstm	rundll32.exe
File opened for modification	\??\c:\program files\ShowRename.inf	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exepowershell.exe

pid	Process
4168	rundll32.exe
4168	rundll32.exe
4216	powershell.exe
4216	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

powershell.exevssvc.exe

description	pid	Process
Token: SeDebugPrivilege	4216	powershell.exe
Token: SeBackupPrivilege	3660	vssvc.exe
Token: SeRestorePrivilege	3660	vssvc.exe
Token: SeAuditPrivilege	3660	vssvc.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	Process	procid_target
PID 1244 wrote to memory of 4168	1244	rundll32.exe	80
PID 1244 wrote to memory of 4168	1244	rundll32.exe	80
PID 1244 wrote to memory of 4168	1244	rundll32.exe	80
PID 4168 wrote to memory of 4216	4168	rundll32.exe	81
PID 4168 wrote to memory of 4216	4168	rundll32.exe	81

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:1244
- 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:4168
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4216

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:3052

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3660

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:\Users\4v5z3o8-readme.txt

Filesize
6KB

MD5
95edd569d831a96f14eea0f92c58a743

SHA1
18f90356878b476c55b2ee69bacc5587dc5ce4c9

SHA256
dad2bd48cf03b98b4af870ef6ae2572cf8a7e734671acd85efe91ff1b9bd3a1e

SHA512
dea8412b10b109c6a416da691ebd43a3bb58e02f75b2f0f44ef296b283be61e155acb4ed57d5051a5071bb82c9ba08de3e1752fa726270997ad5cf6e9f5683e2

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_rcaxwhey.irm.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/4216-8-0x000001FB69330000-0x000001FB69352000-memory.dmp

Filesize
136KB

Download
memory/4216-9-0x00007FFC56F10000-0x00007FFC579D2000-memory.dmp

Filesize
10.8MB

Download
memory/4216-11-0x000001FB51280000-0x000001FB51290000-memory.dmp

Filesize
64KB

Download
memory/4216-12-0x000001FB51280000-0x000001FB51290000-memory.dmp

Filesize
64KB

Download
memory/4216-10-0x000001FB51280000-0x000001FB51290000-memory.dmp

Filesize
64KB

Download
memory/4216-15-0x00007FFC56F10000-0x00007FFC579D2000-memory.dmp

Filesize
10.8MB

Download