sodinokibi | 7559e6ca8b77400f88bf4e67208a1c32570a670068eccae9e3d226cc5471bd47

Resubmissions

03/02/2025, 21:57

250203-1t5hmsvmat10

03/02/2025, 04:37

250203-e896saslgn10

31/01/2025, 18:35

250131-w8gmxatmc110

Analysis

max time kernel
726s
max time network
535s
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 164KB
Sample250203-e896saslgn
SHA256 38beb0ea97e3c5758b4839b8874d552a6ddce7bcde77986c62bf49041e229bc6
MD5 2756f86ef462729bd072ef2d05f00f54
SHA1 b074e97c19bc69d39c235c763675b492e2e216f1
SHA512 9c6a618870ebb1a50bd647f26327d4ab25905c8d438e1f71be87f343e91d58c0e4683afeefc7f725b091cb1a47b5e7fa30d99402fb4296a88e8a5b138ef62d14
SSDEEP 3072:v0XoUeZ/DVS8L73ea4MoCLfqQvFf9eRIL8nmm:veoUeZR2TRCWQFf9eR
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

sodinokibi discovery ransomware

Malware Config

Extracted

Path

C:\Users\4k2gl-readme.txt

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 4k2gl. 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/C1CBC3907A0B6DF8 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/C1CBC3907A0B6DF8 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: sb/sVvH+PGcfDsMmgxMcFfzSQUeSFk/6WlcCE86JcCEYXMSPxOfPD6MiLqts3fQw UORbc2vftDvr2k4aB6yVkKQNCWeugXJM/yKSW8lJfGPjB102/SoYHymBfgvrdf0m KNM2U2dXBzoipMdYZIFLw8dOby1tsjbw/o5eZF0+32kvyzjxh22SL2pwHe4aYO5D LlWuV8ZtWuiVURTZn8ks81dtP8wBFWAceRrIwXc19MhXaWIBInKQFcbs/doNaMQD cJQyi3zKzHqtdcAIOpTZnxTbLoXLLsb/UN+7GP8QpO37LLyDEzwhhCyKnIJqiAdW Xy7l3MntNl0mT0+loarOPIdun5z1ReYbmo4DgbZ6zU1xWME2QFmHB+Px09E7bQJB 0riv5WeqHbW9rWkns/rYw3IziocbqURNC7RxFR6f5/aCBMNtfygYkJXd50OVGfg1 rW0ty6uVY6IbU/1oSnczSPRmDNVmVyczsElnH4ceBqhgf7I8g2D0uKpmfUKEoFUu SXLSdAyN3N29Ubdz2wrVeqLi8jthvSg4K4Pbp6ckQO39/He39tEaVqVW/vgwTu7P l3TRRqiDW/8ZukBmf6tnbPQw6YVCYLfO5DfszAvTWutBxhhlatk6mNlS4mkIlN9p Vp3JtWSw98s71wJweFfHYy/3odV74vogOsQFCnts8Ft909aPXqVRGlXbd9ahm0nK q/a4YN0qI+d2knpjq/wJ/DkBNVQE4RTOmaF/zP12xDJVQ817SUueQ3ikfSnMfVu2 PulAE5RbLZbMhdOi/qdYkifHTnm1puJHsWbXAZYU5gE02jTqFuTky0bPKd9x9rba toqrwepGcIvC9lYR4GslLS4mOxQPJZ2sdUf7icL0+iDkTxk1s+JVmV4mZakkPgT9 DwCjgAOZ2IVLt1BRYtZ29Hpmw4fkg/EgIW6+tSrW8eGilDdj9kY46LI7PNNiR0Zw 8tMViq+YjpwmXHpD+J15ARc2P9S1GuDk9jcdrPMribPo+mXRsqdxCDj+FjulhGfq sUQZ2JuNGx0nMpusn6IpMdPylhQodHwkbdWSzWZGCW1dYjACK3To11HuXi2Vvluz 8jk1+O4xJnuFpRxqW8Gao+3M3j1SqIzfN2tccZXe6hRCo19tI/4WHN6L0kq6kFUo fG3tb4juXxkKpos1mM18vJ1b7CQwoRtgM5kge9wCv0AsrunJAQ7XUCPTeUipLps8 myOhcuCsrROWOthx5GJ/JCgCd1fpEYqsfQFW8N8dA8iqYtyc Extension name: 4k2gl ----------------------------------------------------------------------------------------- !!! 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/C1CBC3907A0B6DF8
http://decryptor.top/C1CBC3907A0B6DF8

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

Drops file in Program Files directory 33 IoCs

description	ioc	Process
File opened for modification	\??\c:\program files\RegisterImport.tiff	rundll32.exe
File opened for modification	\??\c:\program files\ResizeAdd.xlsm	rundll32.exe
File opened for modification	\??\c:\program files\UndoPing.kix	rundll32.exe
File opened for modification	\??\c:\program files\ConvertFromConvertTo.tif	rundll32.exe
File opened for modification	\??\c:\program files\GetConvert.mpg	rundll32.exe
File opened for modification	\??\c:\program files\InstallAdd.m3u	rundll32.exe
File opened for modification	\??\c:\program files\MoveRename.vdx	rundll32.exe
File opened for modification	\??\c:\program files\PopRepair.doc	rundll32.exe
File opened for modification	\??\c:\program files\UnblockSelect.eps	rundll32.exe
File opened for modification	\??\c:\program files\CheckpointUse.mpeg2	rundll32.exe
File opened for modification	\??\c:\program files\LockConvertFrom.asx	rundll32.exe
File opened for modification	\??\c:\program files\ResolveRepair.txt	rundll32.exe
File opened for modification	\??\c:\program files\TraceDisable.jpg	rundll32.exe
File opened for modification	\??\c:\program files\EditDeny.txt	rundll32.exe
File opened for modification	\??\c:\program files\CloseUnregister.dot	rundll32.exe
File opened for modification	\??\c:\program files\OutDeny.aiff	rundll32.exe
File opened for modification	\??\c:\program files\RenameMove.tiff	rundll32.exe
File opened for modification	\??\c:\program files\BackupUnpublish.DVR	rundll32.exe
File created	\??\c:\program files (x86)\4k2gl-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\ExitGet.au	rundll32.exe
File opened for modification	\??\c:\program files\ExitUnpublish.xla	rundll32.exe
File opened for modification	\??\c:\program files\PingEnter.docx	rundll32.exe
File opened for modification	\??\c:\program files\TraceSplit.png	rundll32.exe
File opened for modification	\??\c:\program files\WaitStop.bmp	rundll32.exe
File created	\??\c:\program files\4k2gl-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\ImportRename.3gp	rundll32.exe
File opened for modification	\??\c:\program files\RestoreConnect.scf	rundll32.exe
File opened for modification	\??\c:\program files\UninstallOptimize.xht	rundll32.exe
File opened for modification	\??\c:\program files\DebugExit.reg	rundll32.exe
File opened for modification	\??\c:\program files\GroupApprove.crw	rundll32.exe
File opened for modification	\??\c:\program files\RestartTest.ADTS	rundll32.exe
File opened for modification	\??\c:\program files\StartFormat.mp4	rundll32.exe
File opened for modification	\??\c:\program files\ExitResize.kix	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
272	rundll32.exe
272	rundll32.exe
2556	powershell.exe
2556	powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	272	rundll32.exe
Token: SeDebugPrivilege	2556	powershell.exe
Token: SeBackupPrivilege	2876	vssvc.exe
Token: SeRestorePrivilege	2876	vssvc.exe
Token: SeAuditPrivilege	2876	vssvc.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4364 wrote to memory of 272	4364	rundll32.exe	79
PID 4364 wrote to memory of 272	4364	rundll32.exe	79
PID 4364 wrote to memory of 272	4364	rundll32.exe	79
PID 272 wrote to memory of 2556	272	rundll32.exe	80
PID 272 wrote to memory of 2556	272	rundll32.exe	80

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:4364
- 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:272
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2556

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:396

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2876

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

4k2gl-readme.txt

Path C:\Users\4k2gl-readme.txt
Size 6KB
SHA256 d2a8f1851224d96a02257a408e2e8c11acfbaaff9c7acd6e360ef2e7a228867e
MD5 04c99be80c899c8ea8d7d0c5d2f1c0be
SHA1 3ac03766d386297ae949f2bc8f0615a8081d1607
SHA512 31f1c3fc7986479046b8ce57fc71407a1943e476df42fcf1e90ff27e4656341a567c1563d6f8f02ce2eeae2c26b4c6830cb178660ff5c93c2b8b4c48088019b3
SSDEEP 96:GLhXiNsgHxU3TPQkunZ7k2xAyAMUdCtMoEht9ca/+Bb/rAbZwRd9PrR5u:GLRJ3jQkak2jAMUdCYht9l2d/rAbZcDW
MD5 SHA1 SHA512 SSDEEP

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__PSScriptPolicyTest_lepkzw3u.uis.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_lepkzw3u.uis.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

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memory/2556-0-0x00007FFB9C503000-0x00007FFB9C505000-memory.dmp

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memory/2556-6-0x000001FA6FF60000-0x000001FA6FF82000-memory.dmp

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memory/2556-11-0x00007FFB9C500000-0x00007FFB9CFC2000-memory.dmp

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memory/2556-12-0x00007FFB9C500000-0x00007FFB9CFC2000-memory.dmp

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memory/2556-13-0x00007FFB9C500000-0x00007FFB9CFC2000-memory.dmp

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memory/2556-16-0x00007FFB9C500000-0x00007FFB9CFC2000-memory.dmp

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