sodinokibi | 1fe9b489c25bb23b04d9996e8107671edee69bd6f6def2fe7ece38a0fb35f98e

General

Target

1fe9b489c25bb23b04d9996e8107671edee69bd6f6def2fe7ece38a0fb35f98e.bin.sample.exe
Size

910KB
MD5

18786bfac1be0ddf23ff94c029ca4d63
SHA1

3c2b0dcdb2a46fc1ec0a12a54309e35621caa925
SHA256

1fe9b489c25bb23b04d9996e8107671edee69bd6f6def2fe7ece38a0fb35f98e
SHA512

49c9af2b357df516ceb2841f7f3d7554ea9fabe219e40ef555c67fef9cee239e73d995ff069c8cc20fa09749ad6adfcce56f6922011929b4dce5d09b5860d48f

Score

10^/10

sodinokibi ransomware spyware stealer

Malware Config

Extracted

Path

C:\xes7k9r4-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 xes7k9r4. 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/82ED7AC18EAD716D 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://decoder.re/82ED7AC18EAD716D 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: xuazoaatCmNXegLdZgx030rTW+gl57lDhFcW89PeimbLMDLQPZBgfjjOrYUHdY0a 7aqVINslUMHlUCfjcBzExTEbAklHDHq7qO3Fwnzobz4wpVNSX4kpAFa7F8b54usI 34QPXQE1O2brCl+s0iCYdtSamarKyCiPsWnSyRv4zlxpI92IaWLrZqrIG8H3i7Ls /Vqjs9MUJxGvCh2cBcj+fAxHQrXcKfR+GPLRM1WR11v7wQEQQj6+S9iuhPnTEM98 GZS55IZAO+G9uWEkOqPaElloSacjia+CfSIch6mqoe4vZDnBGXihlWvy9k1KZHfN 6OquiOdyQ3Cmqbm3MVben9E+ZTxx/vbINpuCQsSIQksw0kK9dXjC0ZcgomLVuzpJ GPBcqGYt1GsQdj6w5sNq/Rp9cxbh5Q1nLSSbSOAXH0x6eDVKsyKL84LbeEZsH+jZ k83Pn3jTST41gJs3dpu86rf9rnI2gqsz3LSNBcvoqZcq/zrigzw9si1yzJlRg6c6 5n080zUZ4DNspwkXrbv5tOFFHvsRf4RddmHkKWOi8sO42rIonsl5OTT404h6CIlB WiGVQ8VfBFV/kfEgh2QYlw/YniAhvH83aXXuILBQujVoPR00T+xd8q945lyWH9kv V8G56QI4lYAj+mLflt5XZm80sxuB61AX8bLlMQI7778TVJMlnWZ6V2S1MsY2ltk4 CIrdbtFdf0LSv1y1MdRcbb9MIVSYZKWdhgBCzD6KLWM9Mjwae3C9kFOTOGeG5isw XHgRcgX7dcACNH9AEEqTy03DeGZyYr5vY+zbrHH3AHNVxffZeskT/zqFOVlIGW+A AlwskZKSZf8OItPrRRg3+xcDXXcAIbZDK79ecj4+Ca2swsm8zrJ1BTilaJRd4e1Y xu/g3PTV/k0jT8yA3/sULu14xWbWWz1cHSVXLLPFBet4WUN7wbE+qlvew53i6gs3 dKL1bLVhZN4lJ64mvR/1ZADRTg9rW+Z3vJBhbUt754YYTybppd+rx9JydU8YCCYe m1x9Gw2fBuPs/MAH8bBqIK22E0a94PZW/zgsI7eTLrqNWm1QoFP5V3ISB/3f2RWP J+Uku/dwpp6mk5jx6o8fZxT389KaRvbfBVJYgEXTXcplp1jHg2f5RxhT6D0BRFnK Kvnt6P6ZQ138rYvIAlzbWlLBuwomIstKeCR1YTSBcU+swYT1rBpXb1JvlDQrvz6T 7Ar20RWVdY+B3ppOYCu6Hw4Um1AZ60DYfmxvpaSOrMRPV7evjl+5GcyUBq/4MMTI Mlpp10kHH7E1EA== ----------------------------------------------------------------------------------------- !!! 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/82ED7AC18EAD716D

http://decoder.re/82ED7AC18EAD716D

Signatures

Sodin,Sodinokibi,REvil
Ransomware with advanced anti-analysis and privilege escalation functionality.
ransomware sodinokibi
Executes dropped EXE 1 IoCs

Processes:

MsMpEng.exe

pid process

3900 MsMpEng.exe

Modifies extensions of user files 2 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

Processes:

MsMpEng.exe

description	ioc	process
File renamed	C:\Users\Admin\Pictures\AddSplit.raw => \??\c:\users\admin\pictures\AddSplit.raw.xes7k9r4	MsMpEng.exe
File renamed	C:\Users\Admin\Pictures\GrantDisable.raw => \??\c:\users\admin\pictures\GrantDisable.raw.xes7k9r4	MsMpEng.exe

Loads dropped DLL 1 IoCs

Processes:

MsMpEng.exe

pid process

3900 MsMpEng.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

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

Processes:

MsMpEng.exe

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

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

Processes:

MsMpEng.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\830664t1m6.bmp"	MsMpEng.exe

Drops file in Program Files directory 34 IoCs

Processes:

MsMpEng.exe

description	ioc	process
File opened for modification	\??\c:\program files\ConfirmClose.emf	MsMpEng.exe
File opened for modification	\??\c:\program files\ConnectDisconnect.xml	MsMpEng.exe
File opened for modification	\??\c:\program files\EditSwitch.xml	MsMpEng.exe
File opened for modification	\??\c:\program files\ImportSuspend.vstx	MsMpEng.exe
File opened for modification	\??\c:\program files\OutTest.DVR-MS	MsMpEng.exe
File opened for modification	\??\c:\program files\ReceiveExit.001	MsMpEng.exe
File opened for modification	\??\c:\program files\ApproveRevoke.wm	MsMpEng.exe
File opened for modification	\??\c:\program files\FormatUnlock.WTV	MsMpEng.exe
File opened for modification	\??\c:\program files\ReceiveSync.edrwx	MsMpEng.exe
File opened for modification	\??\c:\program files\ResizeSave.jpe	MsMpEng.exe
File opened for modification	\??\c:\program files\SearchMeasure.mpg	MsMpEng.exe
File opened for modification	\??\c:\program files\UnblockInitialize.vdx	MsMpEng.exe
File opened for modification	\??\c:\program files\CheckpointUnpublish.wma	MsMpEng.exe
File opened for modification	\??\c:\program files\ExpandDeny.mp3	MsMpEng.exe
File opened for modification	\??\c:\program files\ResolveDisconnect.vdx	MsMpEng.exe
File opened for modification	\??\c:\program files\ResolvePing.m4v	MsMpEng.exe
File opened for modification	\??\c:\program files\RestartRedo.css	MsMpEng.exe
File opened for modification	\??\c:\program files\LimitStop.ps1	MsMpEng.exe
File opened for modification	\??\c:\program files\SelectCompare.rm	MsMpEng.exe
File created	\??\c:\program files (x86)\xes7k9r4-readme.txt	MsMpEng.exe
File opened for modification	\??\c:\program files\FindStep.jpg	MsMpEng.exe
File opened for modification	\??\c:\program files\InitializeUninstall.ppt	MsMpEng.exe
File opened for modification	\??\c:\program files\InstallInvoke.ini	MsMpEng.exe
File opened for modification	\??\c:\program files\RegisterPublish.wps	MsMpEng.exe
File opened for modification	\??\c:\program files\SetSync.ppsm	MsMpEng.exe
File created	\??\c:\program files\xes7k9r4-readme.txt	MsMpEng.exe
File opened for modification	\??\c:\program files\DenyInitialize.cfg	MsMpEng.exe
File opened for modification	\??\c:\program files\RemoveConvertTo.rle	MsMpEng.exe
File opened for modification	\??\c:\program files\SubmitShow.gif	MsMpEng.exe
File opened for modification	\??\c:\program files\AssertJoin.ppt	MsMpEng.exe
File opened for modification	\??\c:\program files\ConvertToProtect.dwfx	MsMpEng.exe
File opened for modification	\??\c:\program files\RequestMerge.rtf	MsMpEng.exe
File opened for modification	\??\c:\program files\SearchInitialize.css	MsMpEng.exe
File opened for modification	\??\c:\program files\GetUninstall.wdp	MsMpEng.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

MsMpEng.exe

pid	process
3900	MsMpEng.exe
3900	MsMpEng.exe
3900	MsMpEng.exe
3900	MsMpEng.exe
3900	MsMpEng.exe
3900	MsMpEng.exe
3900	MsMpEng.exe
3900	MsMpEng.exe
3900	MsMpEng.exe
3900	MsMpEng.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

MsMpEng.exevssvc.exe

description	pid	process
Token: SeDebugPrivilege	3900	MsMpEng.exe
Token: SeTakeOwnershipPrivilege	3900	MsMpEng.exe
Token: SeBackupPrivilege	2284	vssvc.exe
Token: SeRestorePrivilege	2284	vssvc.exe
Token: SeAuditPrivilege	2284	vssvc.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

1fe9b489c25bb23b04d9996e8107671edee69bd6f6def2fe7ece38a0fb35f98e.bin.sample.execmd.exe

description	pid	process	target process
PID 1456 wrote to memory of 3728	1456	1fe9b489c25bb23b04d9996e8107671edee69bd6f6def2fe7ece38a0fb35f98e.bin.sample.exe	cmd.exe
PID 1456 wrote to memory of 3728	1456	1fe9b489c25bb23b04d9996e8107671edee69bd6f6def2fe7ece38a0fb35f98e.bin.sample.exe	cmd.exe
PID 1456 wrote to memory of 3728	1456	1fe9b489c25bb23b04d9996e8107671edee69bd6f6def2fe7ece38a0fb35f98e.bin.sample.exe	cmd.exe
PID 3728 wrote to memory of 3900	3728	cmd.exe	MsMpEng.exe
PID 3728 wrote to memory of 3900	3728	cmd.exe	MsMpEng.exe
PID 3728 wrote to memory of 3900	3728	cmd.exe	MsMpEng.exe

C:\Users\Admin\AppData\Local\Temp\1fe9b489c25bb23b04d9996e8107671edee69bd6f6def2fe7ece38a0fb35f98e.bin.sample.exe
"C:\Users\Admin\AppData\Local\Temp\1fe9b489c25bb23b04d9996e8107671edee69bd6f6def2fe7ece38a0fb35f98e.bin.sample.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1456

C:\Windows\SysWOW64\cmd.exe
C:\Windows\System32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\MsMpEng.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:3728

C:\Users\Admin\AppData\Local\Temp\MsMpEng.exe
C:\Users\Admin\AppData\Local\Temp\MsMpEng.exe
3⤵
- Executes dropped EXE
- Modifies extensions of user files
- Loads dropped DLL
- Enumerates connected drives
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3900

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:2452

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2284

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Defacement

1

T1491

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Downloads

C:\Users\Admin\AppData\Local\Temp\MsMpEng.exe
MD5
8cc83221870dd07144e63df594c391d9

SHA1
3d409b39b8502fcd23335a878f2cbdaf6d721995

SHA256
33bc14d231a4afaa18f06513766d5f69d8b88f1e697cd127d24fb4b72ad44c7a

SHA512
e7f964a10a8799310a519fa569d264f652e13cc7ea199792dc6a5c0507dec4a12844a87bf8bab714255dce717839908ed5d967ce8f65f5520fe4e7f9d25a622c

Download Submit
C:\Users\Admin\AppData\Local\Temp\MsMpEng.exe
MD5
8cc83221870dd07144e63df594c391d9

SHA1
3d409b39b8502fcd23335a878f2cbdaf6d721995

SHA256
33bc14d231a4afaa18f06513766d5f69d8b88f1e697cd127d24fb4b72ad44c7a

SHA512
e7f964a10a8799310a519fa569d264f652e13cc7ea199792dc6a5c0507dec4a12844a87bf8bab714255dce717839908ed5d967ce8f65f5520fe4e7f9d25a622c

Download Submit
C:\Users\Admin\AppData\Local\Temp\mpsvc.dll
MD5
040818b1b3c9b1bf8245f5bcb4eebbbc

SHA1
c0f569fc22cb5dd8e02e44f85168b4b72a6669c3

SHA256
0496ca57e387b10dfdac809de8a4e039f68e8d66535d5d19ec76d39f7d0a4402

SHA512
bf4dcfb3c7cac05776560e751414a8babfa25fb8703768d0264133d4964f841055cfcab9f30d9854e422642855b4452b9fbf431889cb70a37ecbca7564f638c1

Download Submit
\Users\Admin\AppData\Local\Temp\MpsVc.dll
MD5
040818b1b3c9b1bf8245f5bcb4eebbbc

SHA1
c0f569fc22cb5dd8e02e44f85168b4b72a6669c3

SHA256
0496ca57e387b10dfdac809de8a4e039f68e8d66535d5d19ec76d39f7d0a4402

SHA512
bf4dcfb3c7cac05776560e751414a8babfa25fb8703768d0264133d4964f841055cfcab9f30d9854e422642855b4452b9fbf431889cb70a37ecbca7564f638c1

Download Submit
memory/3728-114-0x0000000000000000-mapping.dmp

Download
memory/3900-115-0x0000000000000000-mapping.dmp

Download
memory/3900-120-0x0000000000990000-0x00000000009B1000-memory.dmp

Filesize
132KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads