sodinokibi | 7559e6ca8b77400f88bf4e67208a1c32570a670068eccae9e3d226cc5471bd47

Resubmissions

03/02/2025, 21:57

250203-1t5hmsvmat 10

03/02/2025, 04:37

250203-e896saslgn 10

31/01/2025, 18:35

250131-w8gmxatmc1 10

Analysis

max time kernel
726s
max time network
546s
platform
windows10-ltsc 2021_x64
resource
win10ltsc2021-20250128-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20250128-enlocale:en-usos:windows10-ltsc 2021-x64system
submitted
03/02/2025, 04:37

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General

Target

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

166KB
MD5

3cd7e62bc197926278810ea5f6adff19
SHA1

ad18b4f27039aa3b3ca59b7b6d8ea5cb309d78a7
SHA256

2a28f11ca820bd0bde24d41cb5307c8f2fa70174536ac13a99923ba70015b36f
SHA512

214852706e4bb89464a92625e3594b19afe4c99157d1706493e4114ac5510a64d3af7ff88f09273c67ad3d20f1ead61e8740acc4147432c64755e9eccbac7c71
SSDEEP

3072:JLFrb30BRtBZZg+i2ayyYOCWGPyLydrkxMT3Q44CTrZmDa:NJ0BXScFyfC3Hd4ygmoD

Score

10^/10

sodinokibi discovery ransomware

Malware Config

Extracted

Path

C:\Users\k85t8-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 k85t8. 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/F2E6B83FA5913629 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/F2E6B83FA5913629 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: z3HcKSJxvaxjBdi+2yKwIN/ecrWAvTXuDr82QHEDGn4wKzo6+xExkhL2T+xBiPMQ bp3vlLd0F2eoSQmmYa/tyqGyUj791g4bwiGPVvKVpt1KEvjkocRLn6GHPjZGOC2y wQZmOlWGhHjBOc40Qj+ie/HXZAbzcX7511zxXi9XpqNNjM8gy87u04qdcEwF78Be 8YFvIOhiLFCFxwxZV0rY/ZVgTlAXFMbQkllCZUVN4eef2U52l2mSgccekE1i9vNs ctQ73KLuRlV+EUyZJpGSu5p4JBYiBMwT8fEcyTJ0L+s74lkkAeXSFZQP4O5VggY2 IOIu1MZ30meYinGKIOhH7K8lWc9+rDq4BSz0fFlBf6+XSdQJdWcA47xatS3mfgZr UJ5q+h6NlSiYzO4psyKS5OPtxKI2HuzkdRXOe/qbnsru5WzupX+93UnqRXMMQ8xk x+zCfPFePHdG4PoqwZ+3BWprTdy/p4PpGjDqCQL06kuSIuW23Qv4ea6EjVgrasMI ZD6GBdqBq708T/cFU3l590X3HDR+tHtnTfezDGCESCkh9jMKxnHU9Ktrw5t/F26s VQUpdl9UsVB+bXMdrpoRujkDSNY1oFYj+d4Q8pKoWnFKxFrWMpxlRt0c8G+42sgv J7kRHks3eCmfVzm0RVIzFO9cH/0eiKdgKZUJxQstdeBMpuP9XwzVN7GQH89zqgmD 98ijwcm5vimBGhABDUO6779rI0Th8iTy2qp9nt36/QQwUx6t5diY/1xWokWx976N 6M670aSMqWXkBCNnSf/r5EXxvSgQmT3uTFUVnOoLznV3FHtnlPa90szmDS3+BVIn vTgYTnN5EI9FkxZs+Sv2Jh9KUTc3nqapFQvcahI5oeTADcf35FWVZyM2bM4NVnKw ltz66zV9nHyHwhFHm4sOQ0FPZmhzwLn5ITgAk3G/4+pQEmG3R494/OXnd0znqDLX dGtxZ8RiSJWC8zpEChnMg2XgScGaRLgOaIY1DC4+5skcmRfayfN5zkZ3Eww2fDxi x9OKFa0rPFkB7WOlZM7btsg/4Rhbq4VUQ5lpVPYxr/zU8Q/GsaXe/Kkr0F6zk+Cn LIQyO680iKvMBli/cKKk8xOLyd1dXiqQswKL3EG9JGPaBDWfR+g1K21qQJggcpU5 womcVmDYrtSLl+lab+1Dpkal/bCizBMSWyoZNumUGoX420q2GTqOH4a+wLwvB/iQ lGn5wE5RC0tP4xuqv/bcVxx+hiu9ThAIMMCwOuBKviHE6UeicCQpupnZ3LJadQnJ Mn0kzHBAzA5w1kzZA9CcqX5YewFpZUx2oOvl3NDxs0SKOnfXYpIA1NZwFPHCTEIv NbN7mPbqlNsOwRpOCy+PeWiyKG6p67OhTmNtioyn9+bvbzwYnN9BUxlUyYtknCKY gjU5TR3/7qg= ----------------------------------------------------------------------------------------- !!! 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/F2E6B83FA5913629

http://decryptor.cc/F2E6B83FA5913629

Signatures

Sodin,Sodinokibi,REvil
Ransomware with advanced anti-analysis and privilege escalation functionality.
ransomware sodinokibi
Sodinokibi family
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)	\??\J:	rundll32.exe
File opened (read-only)	\??\A:	rundll32.exe
File opened (read-only)	\??\G:	rundll32.exe
File opened (read-only)	\??\I:	rundll32.exe
File opened (read-only)	\??\S:	rundll32.exe
File opened (read-only)	\??\U:	rundll32.exe
File opened (read-only)	\??\Z:	rundll32.exe
File opened (read-only)	\??\P:	rundll32.exe
File opened (read-only)	\??\Q:	rundll32.exe
File opened (read-only)	\??\T:	rundll32.exe
File opened (read-only)	\??\V:	rundll32.exe
File opened (read-only)	\??\E:	rundll32.exe
File opened (read-only)	\??\B:	rundll32.exe
File opened (read-only)	\??\M:	rundll32.exe
File opened (read-only)	\??\N:	rundll32.exe
File opened (read-only)	\??\L:	rundll32.exe
File opened (read-only)	\??\O:	rundll32.exe
File opened (read-only)	\??\R:	rundll32.exe
File opened (read-only)	\??\W:	rundll32.exe
File opened (read-only)	\??\X:	rundll32.exe
File opened (read-only)	\??\D:	rundll32.exe
File opened (read-only)	\??\H:	rundll32.exe
File opened (read-only)	\??\K:	rundll32.exe
File opened (read-only)	\??\Y:	rundll32.exe
File opened (read-only)	\??\F:	rundll32.exe

Drops file in Program Files directory 27 IoCs

description	ioc	Process
File opened for modification	\??\c:\program files\JoinTest.xps	rundll32.exe
File opened for modification	\??\c:\program files\SaveUnprotect.xlsx	rundll32.exe
File opened for modification	\??\c:\program files\GetRestart.xla	rundll32.exe
File opened for modification	\??\c:\program files\DisconnectFormat.png	rundll32.exe
File opened for modification	\??\c:\program files\WaitAssert.tif	rundll32.exe
File created	\??\c:\program files\k85t8-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\BlockRemove.3gp	rundll32.exe
File opened for modification	\??\c:\program files\OutReceive.pps	rundll32.exe
File opened for modification	\??\c:\program files\RestoreSubmit.midi	rundll32.exe
File opened for modification	\??\c:\program files\SetConvert.3gp	rundll32.exe
File opened for modification	\??\c:\program files\StartConfirm.vdw	rundll32.exe
File opened for modification	\??\c:\program files\DisconnectApprove.emf	rundll32.exe
File opened for modification	\??\c:\program files\ResetProtect.asx	rundll32.exe
File opened for modification	\??\c:\program files\SubmitRestore.3g2	rundll32.exe
File opened for modification	\??\c:\program files\GrantUndo.shtml	rundll32.exe
File opened for modification	\??\c:\program files\ConvertToFind.mht	rundll32.exe
File opened for modification	\??\c:\program files\GetClose.vsd	rundll32.exe
File opened for modification	\??\c:\program files\ResetLimit.mp2	rundll32.exe
File opened for modification	\??\c:\program files\ResetOptimize.aifc	rundll32.exe
File opened for modification	\??\c:\program files\UndoRevoke.dwg	rundll32.exe
File created	\??\c:\program files (x86)\k85t8-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\CompareUnregister.xps	rundll32.exe
File opened for modification	\??\c:\program files\RemoveConnect.rtf	rundll32.exe
File opened for modification	\??\c:\program files\RenameUnblock.3gp2	rundll32.exe
File opened for modification	\??\c:\program files\ShowDisconnect.jpeg	rundll32.exe
File opened for modification	\??\c:\program files\CloseCheckpoint.au3	rundll32.exe
File opened for modification	\??\c:\program files\EnterRequest.wmf	rundll32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3864	rundll32.exe
3864	rundll32.exe
1744	powershell.exe
1744	powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	3864	rundll32.exe
Token: SeDebugPrivilege	1744	powershell.exe
Token: SeBackupPrivilege	648	vssvc.exe
Token: SeRestorePrivilege	648	vssvc.exe
Token: SeAuditPrivilege	648	vssvc.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3892 wrote to memory of 3864	3892	rundll32.exe	83
PID 3892 wrote to memory of 3864	3892	rundll32.exe	83
PID 3892 wrote to memory of 3864	3892	rundll32.exe	83
PID 3864 wrote to memory of 1744	3864	rundll32.exe	84
PID 3864 wrote to memory of 1744	3864	rundll32.exe	84

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:3892
- 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
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3864
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1744

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:1692

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:648

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xj3zla0w.vpg.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\k85t8-readme.txt

Filesize
6KB

MD5
9c2608d8560dff704d127e56649778a5

SHA1
86fcc9b7060f9f2c8712bf5096ffd3194521ff41

SHA256
75ec37d415d3f7c56794aef9a468a6983c3974ac29fd43891a4846742b58b229

SHA512
49690c44ae60245de33cdb4481b46bf0762bb50fd84cf0cf925882dfdc81c0f6146b6cd124f9a772c088eedc248c60a787a6cd611ac704b0a4739202d56e39ce

Download Submit
memory/1744-0-0x00007FFA319A3000-0x00007FFA319A5000-memory.dmp

Filesize
8KB

Download
memory/1744-10-0x000002AABE9A0000-0x000002AABE9C2000-memory.dmp

Filesize
136KB

Download
memory/1744-11-0x00007FFA319A0000-0x00007FFA32462000-memory.dmp

Filesize
10.8MB

Download
memory/1744-12-0x00007FFA319A0000-0x00007FFA32462000-memory.dmp

Filesize
10.8MB

Download
memory/1744-13-0x00007FFA319A0000-0x00007FFA32462000-memory.dmp

Filesize
10.8MB

Download
memory/1744-16-0x00007FFA319A0000-0x00007FFA32462000-memory.dmp

Filesize
10.8MB

Download