sodinokibi | c5fe12bdf192101aa298a324a7fed6410aaac997ccdc4f97bd2a7fa66faa547e

General

Target

2ca64feaaf5ab6cf96677fbc2bc0e1995b3bc93472d7af884139aa757240e3f6.dll
Size

164KB
MD5

6e3efb83299d800edf1624ecbc0665e7
SHA1

0bd22f204c5373f1a22d9a02c59f69f354a2cc0d
SHA256

2ca64feaaf5ab6cf96677fbc2bc0e1995b3bc93472d7af884139aa757240e3f6
SHA512

dd1675bb15eb8ea2933b25413271117823ad7ff38280e7f552b5201e3a5bef8607a2112df2e24f598449ebfdb570ff9458aba0314ed8819dd4d774ea855e9ad2
SSDEEP

3072:FWeI5JXJRGpUhFiWjmfb+HP+rnRfU9ECs5p:FWe29/GuzjmfCHWtUiCs5p

Score

10^/10

sodinokibi discovery ransomware

Malware Config

Extracted

Path

C:\Users\o72b6-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 computer has extension o72b6. 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/6E45BE602737972C 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.top/6E45BE602737972C 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: INAWn8JPguWp/wSJBfjDoh6Kx39nOW4/o6pLgGIVwhoJw+pLjOyYC6fN0CYi+tnp NGTgjurOulcrg5Gn2V/8VTy3Ynh9lbHQZnb9aI2zqMk98SoF9+Kb9jmdZCH/m6pR ZRfrutF99iXDJ+t2dFJPNC5LSHxkPuzDH8h5REZpVH1r/x2t9ljkBBJNpdS6s2hV cwF+rj3hP80OzXG5v/bBds6TGtc0FFej6ACvidp2eIRn0qn7ygeigpPu9sgkXh+y P5s67HiYEWTsWrDADMKzrZimB4oLhegpwMLOfpNbWAr5RH9YGsUyvoxbA1m2lOe0 hu69zqQXpMbxt9Dsrn8Wu1jFjmHRGAJX4MrmlRmM98sYFRRlP1oojZ5nb6IB9iDt VHTcwWkWk8rhXSM2xV9zhgYX2ndoq3xFRpI0gjnni3v+4Y+poyElSHxoiuNDAy8u maedQk3qpGNjrVMgFpYYSNdKLXeIpK5YQrf3fJwUtT0a4tM/TXzlEjrbL25O+GXP ugk7BbGmRdFZkOm1zNXgtJf4bY9LHxPNrPfm1WJ16Vaua5En4NSmZfSQI3IrxlLx fcEOYR40eSE2L8nHyWjrEBs7EIG7YTGKLXe5jtRXIbMpVP6mMSu+EUjCH+CGSNp1 JUZ2ymo6KP2pVBnI9kY7B3LN//OlHXS8uM+3f4DyY6n+FsJ157YTAWwlb+saj9c6 /aCYXwVrE+BGtbfkyV2I0fmN+SGytvPQDZlYmcYO9opF7533e3UqXwTaejYk+NhE HKYqGHac1iGYfzG7WmulSsJofC7fv/hSbTFX3sWyNQ3NZS21NNDVJU1I8IJGsSkL yicWx22MAEpTVa6RXGS8VpeaC+U//xjU1nDIUYGPK6UqDxQUTNW3aKmQEOBFIg6i P9f64zzYXNorQr6S1vwEBI8y223ihCg0pil4VI8+tpTdWpyqtO9IoocpyOiM+dws ifq+BFKzjKkoZ5YPAiOaEKfDRC38djNh7jdqTqaI/MQUYK+WGwowJyyWYcGb1gLK 9ijIJyjL2TBHipEy+jBTP4l+OEWYCN4bMIZeOgmaVFlhFJHWWMWkSXsKl/laQmYy fCpIhuky6oIJ6FECoRKIkPn88aA03rrgRzhmj3QZk1Ph7OLB+2uNmPP30cIeP16H DcwX8Rvtpw9El/6HlY5V7xAHmekAEx6fPTRTAhABpPLnT+8mWSNwPEiIClq18mb0 0iwNessOsa4/ZIymIO2tOA== Extension name: o72b6 ----------------------------------------------------------------------------------------- !!! 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/6E45BE602737972C

http://decryptor.top/6E45BE602737972C

Signatures

Sodin,Sodinokibi,REvil
Ransomware with advanced anti-analysis and privilege escalation functionality.
ransomware sodinokibi
Sodinokibi family
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)	\??\I:	rundll32.exe
File opened (read-only)	\??\O:	rundll32.exe
File opened (read-only)	\??\R:	rundll32.exe
File opened (read-only)	\??\T:	rundll32.exe
File opened (read-only)	\??\U:	rundll32.exe
File opened (read-only)	\??\V:	rundll32.exe
File opened (read-only)	\??\W:	rundll32.exe
File opened (read-only)	\??\Z:	rundll32.exe
File opened (read-only)	\??\G:	rundll32.exe
File opened (read-only)	\??\H:	rundll32.exe
File opened (read-only)	\??\N:	rundll32.exe
File opened (read-only)	\??\P:	rundll32.exe
File opened (read-only)	\??\S:	rundll32.exe
File opened (read-only)	\??\X:	rundll32.exe
File opened (read-only)	\??\Y:	rundll32.exe
File opened (read-only)	\??\J:	rundll32.exe
File opened (read-only)	\??\M:	rundll32.exe
File opened (read-only)	\??\Q:	rundll32.exe
File opened (read-only)	\??\F:	rundll32.exe
File opened (read-only)	\??\A:	rundll32.exe
File opened (read-only)	\??\B:	rundll32.exe
File opened (read-only)	\??\E:	rundll32.exe
File opened (read-only)	\??\K:	rundll32.exe
File opened (read-only)	\??\L:	rundll32.exe
File opened (read-only)	\??\D:	rundll32.exe

Drops file in Program Files directory 24 IoCs

description	ioc	Process
File opened for modification	\??\c:\program files\TraceEdit.emf	rundll32.exe
File opened for modification	\??\c:\program files\UnblockPush.mp3	rundll32.exe
File opened for modification	\??\c:\program files\UnblockRename.dot	rundll32.exe
File created	\??\c:\program files\o72b6-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\RestoreCompress.mht	rundll32.exe
File opened for modification	\??\c:\program files\ConnectUse.mp2v	rundll32.exe
File opened for modification	\??\c:\program files\ExpandDeny.jpg	rundll32.exe
File opened for modification	\??\c:\program files\ImportPublish.asp	rundll32.exe
File opened for modification	\??\c:\program files\UnpublishOut.jfif	rundll32.exe
File created	\??\c:\program files (x86)\o72b6-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\CompressUndo.mp2	rundll32.exe
File opened for modification	\??\c:\program files\LimitRestore.3gp2	rundll32.exe
File opened for modification	\??\c:\program files\PopRemove.ogg	rundll32.exe
File opened for modification	\??\c:\program files\UpdatePing.midi	rundll32.exe
File opened for modification	\??\c:\program files\ExportSet.xltm	rundll32.exe
File opened for modification	\??\c:\program files\ImportWrite.mpeg2	rundll32.exe
File opened for modification	\??\c:\program files\ConvertToSuspend.pptm	rundll32.exe
File opened for modification	\??\c:\program files\MeasureDisconnect.M2TS	rundll32.exe
File opened for modification	\??\c:\program files\MergeImport.mht	rundll32.exe
File opened for modification	\??\c:\program files\OpenProtect.mid	rundll32.exe
File opened for modification	\??\c:\program files\RegisterDeny.ps1xml	rundll32.exe
File opened for modification	\??\c:\program files\SplitRename.vstm	rundll32.exe
File opened for modification	\??\c:\program files\CompleteRedo.reg	rundll32.exe
File opened for modification	\??\c:\program files\CompressNew.mpeg3	rundll32.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	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
536	rundll32.exe
536	rundll32.exe
436	powershell.exe
436	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	436	powershell.exe
Token: SeBackupPrivilege	4268	vssvc.exe
Token: SeRestorePrivilege	4268	vssvc.exe
Token: SeAuditPrivilege	4268	vssvc.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4936 wrote to memory of 536	4936	rundll32.exe	83
PID 4936 wrote to memory of 536	4936	rundll32.exe	83
PID 4936 wrote to memory of 536	4936	rundll32.exe	83
PID 536 wrote to memory of 436	536	rundll32.exe	85
PID 536 wrote to memory of 436	536	rundll32.exe	85

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

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ca64feaaf5ab6cf96677fbc2bc0e1995b3bc93472d7af884139aa757240e3f6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4936
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ca64feaaf5ab6cf96677fbc2bc0e1995b3bc93472d7af884139aa757240e3f6.dll,#1
  2⤵
  - Enumerates connected drives
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:536
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:436

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:3728

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4268

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_30ioffgx.ohi.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\o72b6-readme.txt

Filesize
6KB

MD5
18f69f968e94076d97c02ede8c43f888

SHA1
1ad0644f4f882fe2ab6184a8e6d1aca4ff9a0aa7

SHA256
af68efc3487a82c30e5c0b646232ca4c5c20951bd2fc33bcd64077bf16cf8593

SHA512
5dba2bf63e15d3c435e87411fb8cfc6bf559a67be230332dc933da49e24b6f82e6c451315a3cdbb683a6eb55f16e88760900a74af0a0113013d2c86222a6c57b

Download Submit
memory/436-0-0x00007FFAAB723000-0x00007FFAAB725000-memory.dmp

Filesize
8KB

Download
memory/436-1-0x0000024274100000-0x0000024274122000-memory.dmp

Filesize
136KB

Download
memory/436-11-0x00007FFAAB720000-0x00007FFAAC1E1000-memory.dmp

Filesize
10.8MB

Download
memory/436-12-0x00007FFAAB720000-0x00007FFAAC1E1000-memory.dmp

Filesize
10.8MB

Download
memory/436-15-0x00007FFAAB720000-0x00007FFAAC1E1000-memory.dmp

Filesize
10.8MB

Download

Analysis

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