sodinokibi | b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa

General

Target
b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
Size 115KB
Sample260908-kk55tawdnb
SHA256 b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa
MD5 4d84641b65d8bb6c3ef03bf59434242d
SHA1 e5d8d5eecf7957996485cbc1cdbead9221672a1a
SHA512 4ed5bbadaed139a48b9cc7021f9b3f8cf1cdfad27911469f06a512a30fc3e8bde48a1844942adff50a931108b57f91ba2222a89363c038b51120da6b535d1b84
SSDEEP 1536:/DMcoFQf0U4u//dpkDM5Rw8IP3NHpwOqJICS4A9On359M0fLEd2xmjo:euDkD+I3NJFqnjPLEd2xq
TLSH
T127C3C062FD9082F3D55341F2122F3F1B99BEFD74641818A7D36089884F76493AA1F663
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery sodinokibi ransomware

Malware Config

Extracted

Path

C:\Users\l909u5hxzg-readme.txt

sodinokibi

Ransom Note

---=== Welcome. ===--- [+] Whats Happen? [+] Your files are encrypted, and currently unavailable. You can check it: all files on your computer has extension l909u5hxzg. 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/F628E6FA9F16FE23 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/F628E6FA9F16FE23 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: S0YuR3kPpV68vy+onHV4oD2oxjvZomX20LeEuRnvnij2gyKcpNYvJ7KLrlXz6X+O BAYOFwhNTX74MzqnYUxTkEBa+I0oaee77JDo1O9bRvEMoYGbwN5j7l6RhzlqUf3f HQ9+W4uWg6CkpdR1Ot/NeCWd5cFl1XJn1DulSCuCeHP79/1YKS0tqK6g4A9O4pYs lHoeO31wkIjtUd6jenR5s7NZuZ/dLpK3kFIMJfyBT2uGSKqoIXa8CDrcotWUx2DO jDznkzzCkJfulcd9kn/YTw18dOyOkb6PJBH7zoJvhkPEc6FXMDbvH2NXMsoe9j1q 12mCk0Zd5tzLGHU9DBGv4W4Ol6ZJraPif4cbdelbJwzvH8njpQwcNtqD34UgIHN+ 5tzAn5AGYPrRu7/YD0oRbVQ0vO66a3ChfarCzli3epWVRYMCwaUyT8iuAD6wI8PN ZOznBl03Jhho5esjnv904qHXd/vIVoEoh7X75AgwKk2cQxP31dbyBUNBmpcAfYLC pVS2WvX31YvwTWZtFeB1lN11ohc1xnSCpjiskZH12u932+iaFyX4V+537YqZiHhW p59kSRbdO63UGIA271Ws2EN0I9DsMyzVA7X4+68fUu8ebJCxiodSpUblgc0cVFtw T9uWH9A5XJMajxIVvmdXxUQrTLlVxmAQFLpUNyvztIbq9EIFejEhcylLuh1O99mC L6Z8ZybwGcCQn62ZzbsBa7E/hLD59+zGAmTCTUqsuryIrK9C4Czqmdl0c9h3DuBk Loc42tS30bpGBDMv1Q/eyakdNivPCHR/gUE7USSZyccsnOUmW46+9fmXRiVmbLWc /2Yj9etIRU55+3H53RiFBJwMyeZF6Kw7ZHGTztJJMdVyxPH/bvceml+6k4Ii88+k w2TCjc4RVKMMMpCGlrLPO/jGBXn5mhy7vwtttgRaRvB9MJ/HJrh7g55Y5Ey18Ene 5uuuyS6ODQDvuidcUPq67+P2J6X9KtIRCWEPSrEZQzP74n1HdL/Pn9SC6jbHA0kA 5Nri6rDhrGtXAIlsEtdiE5p2L+x20WmsIThz6kbrZCLg8Ut9jA28O9J5pD9vXhHC Sd6tnyA4V0sTJpjM+Ok/w92U9D8dWLyJ8b9M6I2RuwiDrSgRzrbuGoSRx+emqq00 6uVneByu1Go5tRyroDYVepBlaVsTRRRrxFp/zJfilHvWOWaqYz6yf5sP1nRThmC9 RVg7nWRagbqUhzXNnZ5RAA/UIFKe8k+cAwR9cdP83xSNxm64aJW7CW4aUYZyy03l bVKMzgxUqb3ZPAF7qU9CYPFT0TWP0CHg4B7+k9lk8qACmLeLt4DEs8VH/o8ogJ++ scWAWVzjtaQ+aP0WxV6LKnp6gwXfBUPHhU7DMGLP6yxQl/LwVnMjmfDpNAv1fA== Extension name: l909u5hxzg ----------------------------------------------------------------------------------------- !!! 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/F628E6FA9F16FE23
http://decryptor.cc/F628E6FA9F16FE23

Signatures

Family: Sodin,Sodinokibi,REvil
Ransomware with advanced anti-analysis and privilege escalation functionality.
ransomware 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)	\??\Q:	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened (read-only)	\??\T:	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened (read-only)	\??\X:	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened (read-only)	\??\E:	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened (read-only)	\??\G:	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened (read-only)	\??\H:	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened (read-only)	\??\L:	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened (read-only)	\??\P:	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened (read-only)	\??\Y:	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened (read-only)	\??\D:	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened (read-only)	\??\B:	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened (read-only)	\??\J:	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened (read-only)	\??\N:	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened (read-only)	\??\U:	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened (read-only)	\??\Z:	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened (read-only)	\??\F:	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened (read-only)	\??\M:	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened (read-only)	\??\R:	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened (read-only)	\??\S:	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened (read-only)	\??\V:	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened (read-only)	\??\W:	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened (read-only)	\??\A:	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened (read-only)	\??\I:	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened (read-only)	\??\K:	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened (read-only)	\??\O:	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1074038928-2032447174-945360078-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\36sgz55813e.bmp"	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe

Drops file in Program Files directory 15 IoCs

description	ioc	Process
File opened for modification	\??\c:\program files\EditCopy.7z	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened for modification	\??\c:\program files\InvokeAdd.m1v	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened for modification	\??\c:\program files\PublishDisconnect.pdf	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened for modification	\??\c:\program files\ReceiveRevoke.js	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened for modification	\??\c:\program files\UnblockShow.mid	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File created	\??\c:\program files\l909u5hxzg-readme.txt	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened for modification	\??\c:\program files\AddReset.vstx	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened for modification	\??\c:\program files\msedge_installer.log	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened for modification	\??\c:\program files\ExportDeny.wmv	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened for modification	\??\c:\program files\ResizeUninstall.mhtml	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File created	\??\c:\program files (x86)\l909u5hxzg-readme.txt	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened for modification	\??\c:\program files\chrome_installer.log	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened for modification	\??\c:\program files\ConvertMove.docx	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened for modification	\??\c:\program files\SuspendUninstall.edrwx	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
File opened for modification	\??\c:\program files\UnlockDismount.eprtx	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.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	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3648	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
3648	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
4144	powershell.exe
4144	powershell.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	3648	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
Token: SeDebugPrivilege	4144	powershell.exe
Token: SeBackupPrivilege	892	vssvc.exe
Token: SeRestorePrivilege	892	vssvc.exe
Token: SeAuditPrivilege	892	vssvc.exe
Token: SeTakeOwnershipPrivilege	3648	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3648 wrote to memory of 4144	3648	b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe	85

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe
"C:\Users\Admin\AppData\Local\Temp\b8d7fb4488c0556385498271ab9fffdf0eb38bb2a330265d9852e3a6288092aa.exe"
1⤵
- Enumerates connected drives
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3648
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4144

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:1428

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:892

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Defacement

1

T1491

Replay Monitor

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Downloads

__PSScriptPolicyTest_aoeqfbnq.dg1.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_aoeqfbnq.dg1.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

Submit Download

l909u5hxzg-readme.txt

Path C:\Users\l909u5hxzg-readme.txt
Size 7KB
SHA256 aa90f5dd08a043c3809ca126d76cb89ed39d7dbb045fdff26994115d01967300
MD5 c85b33caa55fd75806ba2c29944e9899
SHA1 1a572dbf525335f088c12a07f64db5d4dcd237d8
SHA512 a3c40c3916fa04fdfe6db5f70b6253e9c7f5768b422ec1fd30e5bd08946467644d560f811c52456befb65b60cfe9456683fef5dc0225e7dbb006944d541d64af
SSDEEP 96:gLuiNsgSxU3TPDf5MGuUy8CFqhSETT6wic3mzMKVPpDuLoIZhd9PrR5u:gLuA3jDxDuX8DS86wic3ReP9ioIZpDW
TLSH
T1EFE135226AF84115B2F37F959AF461A5DE3ABDA37939CC8C0181014E0AF9E41DDA0F77
MD5 SHA1 SHA512 SSDEEP TLSH

Resubmissions

Analysis

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