sodinokibi | 7559e6ca8b77400f88bf4e67208a1c32570a670068eccae9e3d226cc5471bd47

Resubmissions

28-04-2024 18:31

240428-w6cwyaec5v 10

21-04-2024 08:57

21-04-2024 05:45

18-04-2024 19:05

18-04-2024 16:34

04-03-2024 18:33

02-03-2024 17:01

02-03-2024 10:05

Analysis

max time kernel
1780s
max time network
1543s
platform
windows11-21h2_x64
resource
win11-20240412-en
resource tags

arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
submitted
18-04-2024 16:34

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General

Target

bazaar.2020.02/HEUR-Trojan-Ransom.Win32.Sodin.dll
Size

166KB
MD5

acbd7cf1df4ef4e2c4812747cd443e66
SHA1

9e386231a88ffafb3597fddfa909289febf105df
SHA256

218ad6e33041a0bdb60c8de03e7dcdf42e5392e106a4b5b0436cdaa02a8dd2c9
SHA512

8f116add8d2108ad314221bb4fb77308884c849d8f614f140ca7d989e481b4024afa37a768d20257296c0a6715ca8bb1341081eb896a6045617ea4e403b676f5
SSDEEP

3072:JLFrb30BRtBZZg+i2ayyYOCWGPyLydrkxMT3Q3VMg7UEgZp6:NJ0BXScFyfC3Hd4yg3V5K

Score

10^/10

sodinokibi ransomware

Malware Config

Extracted

Path

C:\Users\016n136-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 016n136. 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/2DF1B5BC030355B8 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/2DF1B5BC030355B8 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: /XFIgIYNz65Oun+y6Mj/OdM6Hjo7TGfz1tp27aIGkMcjvzOpv/YOTbDVd8pXJb+q tUcpyJdWOu0/juaP0D1oBBF/OQkBfevbHZVT7heYxM7pjKuwr2IZ2WebexLipsmy fFbRipdI6S5Cp+zAiIEbq2uW5AmyuTPvwtTBTENGqpFiPLUnpvXlko7wMxiT2LJZ v+OWaq7UOtCbi01TXBRJ0qGHOPw0MLcsvksCSUCzqt9Xt1jUSElNhBPKapjSAjkt gup8bSUb51HXvmBj4tXuDS426p2gtgQzEmIuBqip18xMDp51gPCnGl8TJZnM17ex 5+74ykE1zh2tKGpIE74hBo9gxBBrgZzPxtjT3LSfjZSPryXr8W0L2tqXu7W2H2fX tGs+mBLbCYtiBgIiqdl8yJ3sCIaHCdzY5qSIfbeSyoIFTYBAOrVBF6BW1efPD1sf E48KhmjfzRhVEnCu2KQrsHaPfZZvQPT69wE6MPCC+ZZLi7N+FGxaSpjgnv8dX1C/ 25JG2ZiQuYfadGvEoG0NLLrfCjCbal7XvyqhF2lwspS1Q7Ef/TyQZnT/TemqKS3S SzFJUt+VErrYTePLrzSS9XRUDsXN3k8K2Gs7JuHdx9I29G9vr626DDGLoUhA1OkR cjGka+uWtDmEvBawTDZkgopT7QGbGmNV9dNxqCRC3jEvpIolFBTNO1rXamDRaCUi 199TpGVkX0G2Gxu9pTZ/resCTL6CCIFBaT4rDQNxNRn3BywZ8ip6A1TT5lNpTnI3 AIatACrPmV1FDvd3bUxZMKWnQacvovYUeApoA6vih2/85QKoPWpreSzXgpaoA6yL y5aglrlujR7nNDbEyJYAWozFKR3CP9gd5ekDZmWtl0z26274G1mJUweMhRBcNosu L0e/DJLG7U3/zMS/RtnrY3wLXZFHkErAP1FSP1yQCfSD5srFLZf2KauZXXWLBTfU eeNzA4kEXay1AeAzDXBOr5HfWg+tSV5IyMaCGZa5bpso0B+sklQ1tQOWzAlaX8eb FEtPDZaJXEHmFNn2DFR6HqPrMl1nHJGMVSoi03za4kj8zHk+Qvbl6iaDmLccP1Vz BHYezV9RiUqbutvjPrnww0NFNDZv479jKhlbVomos70dN79AW62n9N2UOkBZSGBm bpSEukBuEOy8U+SK0+QJUmqb/4YsWCZaLOzW7HPLHhY13RJc/wyxT3jqHqMZHFLy zvPLVSaqMFUndYxqOeikpukKnRn3DwJZuIPb9ylgPW+I4YhGG+NMryLvndZ6JnJr tNfQ5HvVbG1fwQWdrKhT2HoaSafnnUmQKe00iYaUW2uFJS8PGXFuORtaag3ZQdpp 7600SSNnnHWe6+0pdHQAhjpnO3J9TBkjkw8sl8glWehEuit+M4LmHg== ----------------------------------------------------------------------------------------- !!! 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/2DF1B5BC030355B8

http://decryptor.cc/2DF1B5BC030355B8

Signatures

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

Processes:

rundll32.exe

description	ioc	Process
File opened (read-only)	\??\U:	rundll32.exe
File opened (read-only)	\??\V:	rundll32.exe
File opened (read-only)	\??\F:	rundll32.exe
File opened (read-only)	\??\Q:	rundll32.exe
File opened (read-only)	\??\N:	rundll32.exe
File opened (read-only)	\??\O:	rundll32.exe
File opened (read-only)	\??\H:	rundll32.exe
File opened (read-only)	\??\K:	rundll32.exe
File opened (read-only)	\??\X:	rundll32.exe
File opened (read-only)	\??\G:	rundll32.exe
File opened (read-only)	\??\W:	rundll32.exe
File opened (read-only)	\??\D:	rundll32.exe
File opened (read-only)	\??\B:	rundll32.exe
File opened (read-only)	\??\L:	rundll32.exe
File opened (read-only)	\??\J:	rundll32.exe
File opened (read-only)	\??\T:	rundll32.exe
File opened (read-only)	\??\Z:	rundll32.exe
File opened (read-only)	\??\I:	rundll32.exe
File opened (read-only)	\??\M:	rundll32.exe
File opened (read-only)	\??\P:	rundll32.exe
File opened (read-only)	\??\Y:	rundll32.exe
File opened (read-only)	\??\E:	rundll32.exe
File opened (read-only)	\??\R:	rundll32.exe
File opened (read-only)	\??\S:	rundll32.exe
File opened (read-only)	\??\A:	rundll32.exe

Drops file in Program Files directory 25 IoCs

Processes:

rundll32.exe

description	ioc	Process
File created	\??\c:\program files\016n136-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\BlockConnect.i64	rundll32.exe
File opened for modification	\??\c:\program files\SearchStep.docx	rundll32.exe
File opened for modification	\??\c:\program files\BlockInstall.avi	rundll32.exe
File opened for modification	\??\c:\program files\GetResize.tiff	rundll32.exe
File opened for modification	\??\c:\program files\RepairGrant.mp3	rundll32.exe
File opened for modification	\??\c:\program files\ResetMount.temp	rundll32.exe
File opened for modification	\??\c:\program files\SuspendPop.xps	rundll32.exe
File opened for modification	\??\c:\program files\ShowMeasure.dotx	rundll32.exe
File opened for modification	\??\c:\program files\TraceDebug.aifc	rundll32.exe
File opened for modification	\??\c:\program files\FormatDismount.png	rundll32.exe
File opened for modification	\??\c:\program files\GroupRepair.fon	rundll32.exe
File opened for modification	\??\c:\program files\ConvertFromUnlock.pub	rundll32.exe
File opened for modification	\??\c:\program files\MoveReset.html	rundll32.exe
File opened for modification	\??\c:\program files\UnlockUndo.vsw	rundll32.exe
File created	\??\c:\program files (x86)\016n136-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\ApproveSplit.vstx	rundll32.exe
File opened for modification	\??\c:\program files\ProtectSubmit.pcx	rundll32.exe
File opened for modification	\??\c:\program files\PublishUnprotect.mpeg3	rundll32.exe
File opened for modification	\??\c:\program files\ShowExpand.snd	rundll32.exe
File opened for modification	\??\c:\program files\AssertAdd.xlsb	rundll32.exe
File opened for modification	\??\c:\program files\DisableUninstall.m3u	rundll32.exe
File opened for modification	\??\c:\program files\DisconnectEdit.jpeg	rundll32.exe
File opened for modification	\??\c:\program files\EnablePush.mp4	rundll32.exe
File opened for modification	\??\c:\program files\ShowTrace.doc	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exepowershell.exe

pid	Process
3620	rundll32.exe
3620	rundll32.exe
5108	powershell.exe
5108	powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

rundll32.exepowershell.exevssvc.exe

description	pid	Process
Token: SeDebugPrivilege	3620	rundll32.exe
Token: SeDebugPrivilege	5108	powershell.exe
Token: SeBackupPrivilege	536	vssvc.exe
Token: SeRestorePrivilege	536	vssvc.exe
Token: SeAuditPrivilege	536	vssvc.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	Process	procid_target
PID 4548 wrote to memory of 3620	4548	rundll32.exe	80
PID 4548 wrote to memory of 3620	4548	rundll32.exe	80
PID 4548 wrote to memory of 3620	4548	rundll32.exe	80
PID 3620 wrote to memory of 5108	3620	rundll32.exe	82
PID 3620 wrote to memory of 5108	3620	rundll32.exe	82

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\bazaar.2020.02\HEUR-Trojan-Ransom.Win32.Sodin.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4548
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bazaar.2020.02\HEUR-Trojan-Ransom.Win32.Sodin.dll,#1
  2⤵
  - Enumerates connected drives
  - Drops file in Program Files directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3620
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:5108

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:4932

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:536

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\016n136-readme.txt

Filesize
6KB

MD5
39a39784b201958ea25f0501ef1e92f9

SHA1
e090fd368bb1a0d8628b1ac1c8660091804c9a2f

SHA256
f5101b2746e412706e8cf085655a026168dee21ac7f58e5ed0bfa7144288843b

SHA512
c837dba76e16ed742b95672bddb23c08a842df902610ffd0a91990a6ff34bcc1afad9404fa35dd29f0bb223eaf613f6a00fcbdbddb6e23a9cfe52d1b1637b5bf

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_r1hdqsli.bay.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/5108-9-0x00007FFC54830000-0x00007FFC552F2000-memory.dmp

Filesize
10.8MB

Download
memory/5108-8-0x00000213AF0D0000-0x00000213AF0F2000-memory.dmp

Filesize
136KB

Download
memory/5108-10-0x00000213AF100000-0x00000213AF110000-memory.dmp

Filesize
64KB

Download
memory/5108-11-0x00000213AF100000-0x00000213AF110000-memory.dmp

Filesize
64KB

Download
memory/5108-14-0x00007FFC54830000-0x00007FFC552F2000-memory.dmp

Filesize
10.8MB

Download