sodinokibi | bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d

General

Target

bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
Size

116KB
MD5

90e6ea15ed18005b431e135186d57abf
SHA1

d8e126cd0f5f3f214989c3533fd22c7291c44174
SHA256

bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d
SHA512

91690e64b9d39b2b1c0fb7575d75d632f5fbe1dd6c36b935ea2fde1e7bbbfc0e68ba50d73919f4cb2502d7e2b46fe98a3ddcb217b3cb1da77fc290e86031c60d

Score

10^/10

ransomware sodinokibi persistence

Malware Config

Extracted

Path

C:\iz0cns-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 iz0cns. 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/5B6E9B7957F638FA 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/5B6E9B7957F638FA 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: LKflNsrVQGHO38xVxUWF5jn3Qnn6c0Oos4vKDBmbl4qf8z5nM1A58G6Bs8wXFiok IldZCfXSFtxZjsoHTxAPCxHXBYbAhRw9ymf8yMTR5XQ9ysGBRzumYGFrX6OELk1H X7rLPHcAxcaIbXFfzLrWWgWVbIYMaSNy/y6pfKtwtIPLY93KrryXIpePSJlVZ8WC kngsuKnyfLW63n5rBsa8YFvoMQzEtiluAS0WL16+my7TMDNdzDdDhzleT5vuoPZB fmZBY4DX76E9eTISXv70CdgkEgTUUKlD/YixUDeBglSk4XFbkU+3XWM+vRIg4x5z cOSA+hPnIdXasuezUil4y3BUjpa/ZBOM/fttfhFyTivnZZ+Jc84M/DHvPlTPZ4rL 01ceLRSGYtsRZzTWY4zs5n0pcW0I/UKDnXXHDAfuX1u+9SXPkQyANmppW3R1WMbN YYMIicQmcJIWRDMcvS6QjBgMwf6RBpvkGpjv2GLLt4StyF3xBrospdBPL33YY6tW TKwrRNvn8MetRkwYi8T8Sxr7r3ysgSmA4jfTNlWL70pLBNAS0mpIrp7pm/1npHQ/ Vj5MPudNzPzTlOgSikLu/WPWXDCmyeRP3JNf5Ir0dZzjZtDeJFDBacMtJyuOETdf KS2AbiDVg/v7etEi/2FxC4fwcZP/yg0/Slqz5Ks7KjLfimK7scSq+H1cHQLBvurU eoxwRTzPvCmEaSljRzAfA4Plsb5Lw0tM6JviPbnYz55mk4kypaTrLw4u9ln06lB+ PoUfQGVLpEySwi4+bIiTiswG8X9JgZ+Aez3Rm3AB6DBbhuorqRarGgYZS2ZrO7su yY+gGdkKwjXxOU7Diev5RzaZQm/b2fS+/+eEq/e9VD0VaCu9r0BmOnHQTCcQMTua ZpGbhn+pzzLEy5GWEDJS+KpMXuDjlxUzJ+xth6kzos4iBYM9WEoJ3+kloVR624uE nrt/wH9WNFdGQ1doCe3Fg/ikaquGSYCJikvGhG6a3TV6qjRnc+xygorCT93ibTG+ 3rqdSa4wbtpHmuXHWY5FU61SVRi8J3Yo0C5oMg13s6YokU9KzsYSSr+EynJIy5Nk 4rUYtzn6kaFcwZLQhLyWzr9onkaN1WJzN5lF0lsf9I2nSrzoCpkB9jNNlPP/hKA4 ulDlNfqACru8UOYFR5nE5we62PPrRGlY4rVfDacWXznaGGMS4n63FVkJTyzrQOA9 pYjSDrCkl7W5IsGoyERBvdN3/yCWKkHkMl944M8RAP/+P0MELa/i5jTR9wrorhUf j7FVSc9XcWJfwHr8IwDQIw== ----------------------------------------------------------------------------------------- !!! 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/5B6E9B7957F638FA

http://decryptor.cc/5B6E9B7957F638FA

Signatures

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\ASR Writer	vssvc.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\Shadow Copy Optimization Writer	vssvc.exe
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

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exepowershell.exe

pid	process
508	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
508	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
756	powershell.exe
756	powershell.exe
756	powershell.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe

description	pid	process	target process
PID 508 wrote to memory of 756	508	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe	powershell.exe
PID 508 wrote to memory of 756	508	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe	powershell.exe

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

Processes:

bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1400429095-533421673-2598934218-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\11s.bmp"	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe

Sodin,Sodinokibi,REvil
Ransomware with advanced anti-analysis and privilege escalation functionality.
ransomware sodinokibi
Enumerates connected drives 3 TTPs

Query Registry
T1012

Peripheral Device Discovery
T1120

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exepowershell.exevssvc.exe

description	pid	process
Token: SeDebugPrivilege	508	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
Token: SeDebugPrivilege	756	powershell.exe
Token: SeBackupPrivilege	2276	vssvc.exe
Token: SeRestorePrivilege	2276	vssvc.exe
Token: SeAuditPrivilege	2276	vssvc.exe
Token: SeTakeOwnershipPrivilege	508	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe

Drops file in Program Files directory 16 IoCs

Processes:

bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe

description	ioc	process
File opened for modification	\??\c:\program files\SaveSkip.pptx	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
File opened for modification	\??\c:\program files\DisableFormat.i64	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
File opened for modification	\??\c:\program files\EnterMount.vsx	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
File opened for modification	\??\c:\program files\GetResize.eps	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
File opened for modification	\??\c:\program files\RevokeDisconnect.midi	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
File created	\??\c:\program files (x86)\iz0cns-readme.txt	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
File opened for modification	\??\c:\program files\ConnectRegister.html	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
File opened for modification	\??\c:\program files\ProtectExpand.docm	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
File opened for modification	\??\c:\program files\ReceiveStep.tif	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
File opened for modification	\??\c:\program files\EditRename.kix	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
File opened for modification	\??\c:\program files\UnpublishConvertTo.svgz	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
File opened for modification	\??\c:\program files\SetShow.xht	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
File created	\??\c:\program files\iz0cns-readme.txt	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
File opened for modification	\??\c:\program files\RemoveUse.snd	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
File opened for modification	\??\c:\program files\RestartClose.xml	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
File opened for modification	\??\c:\program files\SelectExport.pptx	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe

Modifies extensions of user files 10 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

Processes:

bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe

description	ioc	process
File renamed	C:\Users\Admin\Pictures\SelectDeny.tif => \??\c:\users\admin\pictures\SelectDeny.tif.iz0cns	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
File renamed	C:\Users\Admin\Pictures\UnprotectUnregister.raw => \??\c:\users\admin\pictures\UnprotectUnregister.raw.iz0cns	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
File renamed	C:\Users\Admin\Pictures\EditOut.tiff => \??\c:\users\admin\pictures\EditOut.tiff.iz0cns	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
File renamed	C:\Users\Admin\Pictures\ConnectRename.tiff => \??\c:\users\admin\pictures\ConnectRename.tiff.iz0cns	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
File opened for modification	\??\c:\users\admin\pictures\EditOut.tiff	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
File opened for modification	\??\c:\users\admin\pictures\LimitExpand.tiff	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
File renamed	C:\Users\Admin\Pictures\ExportEnter.raw => \??\c:\users\admin\pictures\ExportEnter.raw.iz0cns	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
File renamed	C:\Users\Admin\Pictures\InitializeInvoke.crw => \??\c:\users\admin\pictures\InitializeInvoke.crw.iz0cns	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
File renamed	C:\Users\Admin\Pictures\LimitExpand.tiff => \??\c:\users\admin\pictures\LimitExpand.tiff.iz0cns	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
File opened for modification	\??\c:\users\admin\pictures\ConnectRename.tiff	bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe

C:\Users\Admin\AppData\Local\Temp\bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe
"C:\Users\Admin\AppData\Local\Temp\bbcaee51155609d365f6bb297d124efea685df0243ec1d4efb5043d9afe5963d.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- Sets desktop wallpaper using registry
- Suspicious use of AdjustPrivilegeToken
- Drops file in Program Files directory
- Modifies extensions of user files
PID:508

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:756

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:836

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Modifies service
- Suspicious use of AdjustPrivilegeToken
PID:2276

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/756-0-0x0000000000000000-mapping.dmp

Download
memory/756-1-0x00007FFE411F0000-0x00007FFE41BDC000-memory.dmp

Filesize
9.9MB

Download
memory/756-2-0x00000177D0ED0000-0x00000177D0ED1000-memory.dmp

Filesize
4KB

Download
memory/756-3-0x00000177EB8F0000-0x00000177EB8F1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads