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
450s
max time network
530s
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
Sample250203-e896saslgn
SHA256 353ddd0a20aa154923d91052d8ef6c94a32fe9cb1293cde6b8d05b032a79237d
MD5 8d50eacadd7b377722828227a3d30350
SHA1 cbe1881838871f1fa3672b97cec29955b786aba3
SHA512 8ae9aa227b92c18d8dbb8882d6ee097537f69e8e5700ca25506ca9d3a1d7559b20b27a53ab6aff0812e20201256f5cea8aa008a82861f27d334df638695d9ef8
SSDEEP 3072:JLFrb30BRtBZZg+i2ayyYOCWGPyLydrkxMT3QrEz7U4kTyN:NJ0BXScFyfC3Hd4ygovU4s
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

sodinokibi discovery ransomware

Malware Config

Extracted

Path

C:\Users\mytmh4ky-readme.txt

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 mytmh4ky. 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/3381487A8DE26CCD 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/3381487A8DE26CCD 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: uyu6AUgGb7LP9ajQDxtpHxUW38ZuVOENv8v0DvQitjKqPc+qaMt6Ae3UeyQD+Zdm wtEM37OWzb72J4OiFM14pXagblYr+97uLvlhTj0SnVPTZLjBSSePHCXNuuirfeDx k7ybcEfcF2X47jRedWfTuOjEf74xRTxkgWfzDkQpQY6YXwNKioSvIht1Z9EZffyb 0HHPfQDop7I0VtnkLjFBs/maXdLlMC/4HEGg1V5vRagiIGvLHSvl2RY6Y6f7Ad/F kVlJZbATaiSJe56aV7IAwVBaoShKwSPKm3PrwQjtGytr8uonpZK3JnK4K02bLKvl X2azhlzz3x9YoaW0g0ZBpbpGMGGk63JXe5B6Fxvy4HnkHaAzqQl+tSBCvd+cVmU1 ymtAD4TMWU/sXyEtfArSDt4Db/wri05mcL9GIb5NZymI5bFqfUBKeuZWDyYqVFP6 eGvG2W8LnRaf8IJSl8q/bMEAC54WUerHPC1rLv2g3FlnbpnbEGxDuNL6ytzkeE5M uNkpWZ/yJlP4D0mVHJBPr7vgn9TNyR79EovnF1pXOr6iRofRQ49rlRvP6WV62LGR RxZK4d/7fKVVah+leBnIchASr9fa/9HRAKWYVCNA4hRRcMZ69JDLLQ6dbKAFlas8 JnoUTc/Z2LECnNoH0YtsEAwd8ukWiEPEZcQtwNJPy7v4UnPJzZKaLGJvOTrrroz6 pVrHh7qgkbclpXyjsojPuCgRKwX+jXukz06FxCTqvEeChDlII4hHGtLDRfvp+FWp VjrkXdHnRxUaelcsFeQ1wbv04mw0OP+6zP7Q9OiAYjPobus5ehkkCK5hrOsz3JEj Bxrbevnc4xnY7QZCG7rHHOncW9wPtNiGs+gGUw5aE0iT3Leo4Cx5oJUW7pcojZUG o8Y+kMkJm/Tk+MoZ3U8DgEutV2z5P/iXSiRNetJTBuPRPgJC6/oGAEoROgjLrRIo yJ0sV20YGMCPg1piqGF6oNavvAo4cXJGT++XIqcMRgBMO1FK5JvYzfOpPlVE77Dk K5RmRuIF5AwEredb2qxR8e8a8aqH/ideqi6AxIV2yYGIHYkKMQvWMM2BGV/jzrHQ 0FMfwqxhJC4Y2TamVbij4fEvzvWWpeyVu4U0ISAstjSVT9DCUYE5fNpPTGnVMGpg eSHX1SvmRHi6/4DECCuyhNecZw6nwhhGmBX14zoLL22UBmIJ0tWPTCWyBbZRWIrU cZAGfuhoGgjP3+8KCbs+rFrAvfpKD3J1uS2PDqOmI8qc9BYIG+SyB+1wClR6a5h0 IkZEYSi6WeLX1CM6wb+N3egPqlInWJjoz7XYKqc8lcTU8RFstjJMXUcgT12r+M19 QuNlokZjLmBd/hG0yYWPlY+l+IQ2iNYGJrVN1i9LyYeq6t/pH8F+stE6mqaX3M5N IPc35XG2N6CsQ/EzPmk= ----------------------------------------------------------------------------------------- !!! 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/3381487A8DE26CCD
http://decryptor.cc/3381487A8DE26CCD

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

Drops file in Program Files directory 34 IoCs

description	ioc	Process
File opened for modification	\??\c:\program files\CompleteLimit.vbe	rundll32.exe
File opened for modification	\??\c:\program files\CopyApprove.aif	rundll32.exe
File opened for modification	\??\c:\program files\ImportResize.TS	rundll32.exe
File opened for modification	\??\c:\program files\LockEdit.iso	rundll32.exe
File opened for modification	\??\c:\program files\UnregisterUpdate.txt	rundll32.exe
File opened for modification	\??\c:\program files\WatchRemove.TS	rundll32.exe
File created	\??\c:\program files (x86)\mytmh4ky-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\ConvertToSkip.iso	rundll32.exe
File opened for modification	\??\c:\program files\FormatUnblock.ini	rundll32.exe
File opened for modification	\??\c:\program files\UnprotectInstall.zip	rundll32.exe
File opened for modification	\??\c:\program files\UnblockPing.php	rundll32.exe
File opened for modification	\??\c:\program files\UnlockMeasure.odt	rundll32.exe
File opened for modification	\??\c:\program files\MergePush.svgz	rundll32.exe
File opened for modification	\??\c:\program files\ProtectBackup.midi	rundll32.exe
File opened for modification	\??\c:\program files\RemoveCompare.dxf	rundll32.exe
File opened for modification	\??\c:\program files\ResetUnpublish.xlsm	rundll32.exe
File created	\??\c:\program files\mytmh4ky-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\DismountUnregister.dotx	rundll32.exe
File opened for modification	\??\c:\program files\ImportWait.dot	rundll32.exe
File opened for modification	\??\c:\program files\SetInitialize.wdp	rundll32.exe
File opened for modification	\??\c:\program files\SkipEdit.xsl	rundll32.exe
File opened for modification	\??\c:\program files\StopRedo.xlt	rundll32.exe
File opened for modification	\??\c:\program files\InstallUpdate.php	rundll32.exe
File opened for modification	\??\c:\program files\ProtectStop.css	rundll32.exe
File opened for modification	\??\c:\program files\ReadInitialize.pub	rundll32.exe
File opened for modification	\??\c:\program files\RenameInstall.7z	rundll32.exe
File opened for modification	\??\c:\program files\ResolveStep.WTV	rundll32.exe
File opened for modification	\??\c:\program files\DisableFormat.js	rundll32.exe
File opened for modification	\??\c:\program files\ExpandJoin.pptx	rundll32.exe
File opened for modification	\??\c:\program files\MeasureResume.reg	rundll32.exe
File opened for modification	\??\c:\program files\ResetResolve.docx	rundll32.exe
File opened for modification	\??\c:\program files\InstallPing.rle	rundll32.exe
File opened for modification	\??\c:\program files\OptimizeDisable.au	rundll32.exe
File opened for modification	\??\c:\program files\UndoWatch.au	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
5100	rundll32.exe
5100	rundll32.exe
2964	powershell.exe
2964	powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	5100	rundll32.exe
Token: SeDebugPrivilege	2964	powershell.exe
Token: SeBackupPrivilege	1396	vssvc.exe
Token: SeRestorePrivilege	1396	vssvc.exe
Token: SeAuditPrivilege	1396	vssvc.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2492 wrote to memory of 5100	2492	rundll32.exe	80
PID 2492 wrote to memory of 5100	2492	rundll32.exe	80
PID 2492 wrote to memory of 5100	2492	rundll32.exe	80
PID 5100 wrote to memory of 2964	5100	rundll32.exe	81
PID 5100 wrote to memory of 2964	5100	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:2492
- 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:5100
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2964

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:2020

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1396

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

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Downloads

__PSScriptPolicyTest_em150wdz.epl.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_em150wdz.epl.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

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mytmh4ky-readme.txt

Path C:\Users\mytmh4ky-readme.txt
Size 7KB
SHA256 bacc7bdf65bfe7540c9e6629ab5f69f0de95ef7abe66c2a19298dcb4587ddd3c
MD5 1197e91f469e731ca8eecb15fab86ae8
SHA1 2006aa92f6851cb06d6755f717a17ac26f0c164b
SHA512 c5f324204686193bb9721ada0dd127f82c6771106ce0d0b72d651a81f1d436bf1f900c084e296332360211b01e65c5e91977a4e545190446af0834c2985c81b7
SSDEEP 96:GL+iNsQixU3TPuygN4AqoD8/G0cWRUrnJ1grf/P0ZNnnFkxtmd9Pr+5u:GL+Q3juyP9M0GnuUTbgrfKnirmDx
MD5 SHA1 SHA512 SSDEEP

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memory/2964-10-0x00000225D3650000-0x00000225D3672000-memory.dmp

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memory/2964-0-0x00007FF9449A3000-0x00007FF9449A5000-memory.dmp

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memory/2964-11-0x00007FF9449A0000-0x00007FF945462000-memory.dmp

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memory/2964-12-0x00007FF9449A0000-0x00007FF945462000-memory.dmp

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memory/2964-13-0x00007FF9449A0000-0x00007FF945462000-memory.dmp

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memory/2964-16-0x00007FF9449A0000-0x00007FF945462000-memory.dmp

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