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
1483s
max time network
1508s
platform
windows11-21h2_x64
resource
win11-20240221-en
resource tags

arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
submitted
04-03-2024 18:33

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General

Target

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

164KB
MD5

72945c9b41b3590dc518b14bad0a79ee
SHA1

244e30fcd8982b78eaac65db21b177b632c1fb11
SHA256

44bcefd86b7d36300eb2d77ba88f248cab5ecb9cfb0ec3e859e35ed519fa7795
SHA512

2eca816b31f21afe4daadaed3ed2e891f9632ff5652ae6e6e2ebde7dee0f6b1ec3562af8ef98dd9fb769c8f372a8f527e6a22cb2686ac43bc49fd6f21081f06c
SSDEEP

3072:v0XoUeZ/DVS8L73ea4MoCLfqQvFf/7lrKq:veoUeZR2TRCWQFfDl

Score

10^/10

sodinokibi ransomware

Malware Config

Extracted

Path

C:\Recovery\4f5n8022-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 4f5n8022. 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/9C0B55ED2F2159C1 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/9C0B55ED2F2159C1 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: yMr1OEQ1hq3kir6021CXmNzWcjin5ooYUl14OOKeAiZBCH8jOUvONjs5uEh2EvVr Wk+WCHW2T9CwQntCLdJgngS/xbn/RhcpcjC6f96Bm6T7xEauAkbCGReU4Ju4tsFU OSNCF5bKfI7/8U/VSku6M8NlSvqxsvfkxxJH6Osew/UneV68XYOq3lVDM3jhVg3E uLC5aJwQWkGhAU7ePKqcZEy1Mr9asLZN1KG9LNz4pHWstfUjjWDvy17gJ1maV56w 33stxRhmDKUNKXdrdlIU8Gb5PgDtocAdeUIJx9Gszfj5vTznu1+6Y4xlS1ui/sQI X4ApRsIBpXcwrqQUkb9NpLNtxnmachI4b1aMTWcrI+cfCpthCx7esalSXydgrBAm RKJhnywLJEYlWjS87iILhiXTehPrRDHZexfU79xZWMnzVgsDojY2o/fcwOMHfrOD ugv8YVg9YvyHVJ410HfGgOoZtaygmNroJS+UZp4Q03vudpSdglIZhzcO0awf+NMU 3METEuBLoclXRDKtz3PfTwD6L6EAl0im4alOLJg2QSiuxj+rorEq/TSubFnthLwr IIkpghAZC2/Ga2hnA6+Ll0g0ZlSbnROFCCLm96m7rD+PFQSI4Chz0BCpKf29PVBP AIECY3m6i+EUcYwanWnuF3h5O3HeVN3TT5FWszKGg+LrCMYGEBaV00ars2ToAiZH 9YFdufKFa9JxxPafY6RYiXIGwE1qJbrlksW36ANJmALgiStPXZFLLqUfjerKklN/ q8edzbyGhmYUl0v4Ojd5vi4lQGcxahARSMnDtvqQEMjp34XwpffeUlNMgrOzG/4G MeshfmLTY3Np/XaIdy5HXmLKYMaDtuiWFv8mwClCG591qjcYqlzOWt7elii2Bv9a IyKpfO0ZV6jJlMgoYN9mpOsxkxUqwXZ7VGensEjAUTh4p4juFqVuVUNwLDqQlNag 1sFIN/Mr8f2najsiT+f+OH9H8Gut/aIgTB0UXJtH8sgWZ/sPtm7qdYC5GVFApcUj 2w84XluJ/e0M3urUpV0OxpRz1bcsCRtkB0kcdDJLQTlaMxhs7BaeMijD4mSHMa1b Am1W4IZrXuDa1ZR6vCileoHXLcVE720jIkq+L/WgWFzIFVC8BKfWRwAAxeIsg4Z3 z7mRp31K3iahZygiJLAQZHgEX+a923lGCDE51y2B+AlnXhcRwskxpFhqNwK1ZHjs HzHrZRGEnKQuQqpGjVEnjoT9cVRxcw== ----------------------------------------------------------------------------------------- !!! 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/9C0B55ED2F2159C1

http://decryptor.cc/9C0B55ED2F2159C1

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

Drops file in Program Files directory 20 IoCs

Processes:

rundll32.exe

description	ioc	Process
File created	\??\c:\program files\4f5n8022-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\GroupRegister.mid	rundll32.exe
File opened for modification	\??\c:\program files\MergeExport.vb	rundll32.exe
File opened for modification	\??\c:\program files\SubmitSearch.vdw	rundll32.exe
File opened for modification	\??\c:\program files\SuspendReceive.php	rundll32.exe
File opened for modification	\??\c:\program files\BlockUnlock.001	rundll32.exe
File opened for modification	\??\c:\program files\CompleteCompress.mpg	rundll32.exe
File opened for modification	\??\c:\program files\ExitResize.edrwx	rundll32.exe
File opened for modification	\??\c:\program files\RequestComplete.jpg	rundll32.exe
File opened for modification	\??\c:\program files\UnblockBackup.vsd	rundll32.exe
File opened for modification	\??\c:\program files\HideUnregister.wdp	rundll32.exe
File opened for modification	\??\c:\program files\SyncOptimize.m1v	rundll32.exe
File opened for modification	\??\c:\program files\UnlockBackup.emz	rundll32.exe
File created	\??\c:\program files (x86)\4f5n8022-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\ClearPop.js	rundll32.exe
File opened for modification	\??\c:\program files\ConfirmExport.emf	rundll32.exe
File opened for modification	\??\c:\program files\DisableSet.M2TS	rundll32.exe
File opened for modification	\??\c:\program files\ResumeStep.vsdm	rundll32.exe
File opened for modification	\??\c:\program files\SplitHide.m3u	rundll32.exe
File opened for modification	\??\c:\program files\WaitStop.rm	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exepowershell.exe

pid	Process
1520	rundll32.exe
1520	rundll32.exe
1240	powershell.exe
1240	powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

rundll32.exepowershell.exevssvc.exe

description	pid	Process
Token: SeDebugPrivilege	1520	rundll32.exe
Token: SeDebugPrivilege	1240	powershell.exe
Token: SeBackupPrivilege	5088	vssvc.exe
Token: SeRestorePrivilege	5088	vssvc.exe
Token: SeAuditPrivilege	5088	vssvc.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	Process	procid_target
PID 4124 wrote to memory of 1520	4124	rundll32.exe	77
PID 4124 wrote to memory of 1520	4124	rundll32.exe	77
PID 4124 wrote to memory of 1520	4124	rundll32.exe	77
PID 1520 wrote to memory of 1240	1520	rundll32.exe	78
PID 1520 wrote to memory of 1240	1520	rundll32.exe	78

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:4124
- 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:1520
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1240

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:2916

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:5088

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

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Downloads

C:\Recovery\4f5n8022-readme.txt

Filesize
6KB

MD5
36bfccae116475346b346e39375d1664

SHA1
6bbbc34d109cd9ec07b36f2277553416b513197c

SHA256
ea085e3828fc88cf9e45e4d44cd8667008654d5ca956d9522026deedf17ced40

SHA512
2da32826abfb8e36c7ad7f4e1a1ac69881c1904ebbc76595c87679442cafeab269e176d7a1619759f493998f8a1f7f6c1272978f391bda62008976f13ab3a0f9

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qiyh2zdy.iwo.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1240-8-0x000001D19A750000-0x000001D19A772000-memory.dmp

Filesize
136KB

Download
memory/1240-9-0x00007FFFC4F00000-0x00007FFFC59C2000-memory.dmp

Filesize
10.8MB

Download
memory/1240-10-0x000001D19A710000-0x000001D19A720000-memory.dmp

Filesize
64KB

Download
memory/1240-11-0x000001D19A710000-0x000001D19A720000-memory.dmp

Filesize
64KB

Download
memory/1240-14-0x00007FFFC4F00000-0x00007FFFC59C2000-memory.dmp

Filesize
10.8MB

Download