sodinokibi | 7559e6ca8b77400f88bf4e67208a1c32570a670068eccae9e3d226cc5471bd47

Resubmissions

03/02/2025, 21:57

250203-1t5hmsvmat 10

03/02/2025, 04:37

250203-e896saslgn 10

31/01/2025, 18:35

250131-w8gmxatmc1 10

Analysis

max time kernel
726s
max time network
552s
platform
windows10-ltsc 2021_x64
resource
win10ltsc2021-20250128-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20250128-enlocale:en-usos:windows10-ltsc 2021-x64system
submitted
03/02/2025, 04:37

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General

Target

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

166KB
MD5

b75c8afa25a8372b37fbda25f99274fb
SHA1

e40a172b0f9559b7c86005ee077f84695581db69
SHA256

23b7ef18b61fe3ca542372a862d19fac734c24b5cecfe9682b211129fa88f998
SHA512

9cc8c701ed9fb8505a1e9ca14f23a4bb4077182d449bc8d1bb560a477d55512f83cad8f503cf766d5d9644f53cca18ca50c449a6acab92f92ee776a2f12b3773
SSDEEP

3072:JLFrb30BRtBZZg+i2ayyYOCWGPyLydrkxMT3QbFLf2KKWeu:NJ0BXScFyfC3Hd4yghMWe

Score

10^/10

sodinokibi discovery ransomware

Malware Config

Extracted

Path

C:\Users\i1bs8-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 i1bs8. 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/81BE583C9F6A0F67 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/81BE583C9F6A0F67 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: DLhwfXxMCXajmJEIMNaFvH/w9bYY1aZDQBCyLv9HJ6eMXXlDl9Ul714a1fnC0fzC iEzIa5RcPcE22qeiupld4h1F3z2mlxzyV875U8CxlinmJR90JBdEEhC+FD5Nz7H2 Feyp1XwplMpRzHvXmDi0EHBrZ8kNFpGNn9Hg8tSwMtIjBZ9y2EwSmwMvK9CqMQs2 rU3u3xSLvkESspjYZiI/i3I/oc6/1BHisngvB4HdHDSlPR2Kc+DcQwIa/4PyyOKl h0P0ifUoISwqwJtdMbcsCazxPgPTwaAGfdThBKjiC2v3MhFXZExYGFvGMJ8DBowv YSGIIyWbbDUH/3wyVrV510EU3oRcxmlt8hVC/qDafErmWKPzFSK6agIRee9wuEjy /jkvrxqXGiIYNK53DkSp0f13W362f23x5RrgBVPoPostW3YJ1zkhomP5WZ3GGK07 0wC7H6sCmZsiXdKV1tPzMP+Zlgi2b27rToCmFkvTnpEGiOaTXrVQ4iAfQunW7ayO 0LV9GfjWDOxwAGDYid2Q6DVcb0FwWzKrbtNS7czha/lv22HkJTrxVO9c9ic+rZQL rQldfS1JRQWfiISfHwVleexd4h9ucXYpB8nUCnU8oZ5ULvw4FRFHAwv6qLDffzAg JsvMOdk/bGQJsMolvarQNlK+psLxVeikI7roBCpDeJaGLgrLvvSC0t0sRKti8aWt 5Mb3D3TCHgaXQN+a3E9fWt92a+AMJMefhlZpQWRwdReubWOvbW9qPCra/p7ZsuDo GdpbYOMOb89mWmQIGgcQ0cPggSLBmyy8rV+7akv1ccVET47br5nMoLPRy0V9WQIF 9LN1fv2z5uFYh2e5pUhtUKuAXpsjZwJtyOekDhnNHXsUw5PJCOpi3wlAIk+d6AWp 9Y1OPy0PZcG7m6hh8sidiSWj7cvjCinEgXBkthnZW77neIzByE2SB+PHt+5kNjog 1rQapGIPw6/0LAQ/iyKPYa6Ndimsl4Qb9YNyDuWzPBRA7JC0+Q53uzBjhL9MlPp3 nzCChz+FUw105i4dWn0j2os1H4UIqgb56Y+omoKps6gZOH4uK252PMllSo8Ekx6j u1ZF2jOOUfyAhKnsjNqKwkNcpBVoJlc+4twhhib6j7LVSEj1D+lRJFBtIyRHBwKE nTxa1G/s7VPU/SZdo8G9pr3SmPJ4wS8YRsopisZR7He75XNQ+Gro94dX16/wG7w5 1gbfr5gKU6JwqIl7DrisMkDbuXenSwUAEoT7QpB7/sGE9XKJR4JgAJM2RDN5SVnO hqWTcd0KDrAuVtfD6mwa+hWU2+h5jMrQG7R2CaPDHM78DhUTuUY3dzJeUE/4AmMd gIsG6KLShz4aiJ0OPALxbwJwHG2op7Dwv4l2xjlpVqj2GmRqErNzUUnRWC+Rfh4Z ueA/CuTPpJ4= ----------------------------------------------------------------------------------------- !!! 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/81BE583C9F6A0F67

http://decryptor.cc/81BE583C9F6A0F67

Signatures

Sodin,Sodinokibi,REvil
Ransomware with advanced anti-analysis and privilege escalation functionality.
ransomware sodinokibi
Sodinokibi family
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

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

Drops file in Program Files directory 22 IoCs

description	ioc	Process
File opened for modification	\??\c:\program files\WaitRedo.aifc	rundll32.exe
File opened for modification	\??\c:\program files\MoveNew.wmf	rundll32.exe
File opened for modification	\??\c:\program files\PingMerge.jpeg	rundll32.exe
File opened for modification	\??\c:\program files\PopInitialize.xlsm	rundll32.exe
File opened for modification	\??\c:\program files\StepAssert.xsl	rundll32.exe
File opened for modification	\??\c:\program files\UnblockInstall.kix	rundll32.exe
File opened for modification	\??\c:\program files\UnregisterUnprotect.rm	rundll32.exe
File opened for modification	\??\c:\program files\SuspendMove.ppsm	rundll32.exe
File created	\??\c:\program files\i1bs8-readme.txt	rundll32.exe
File created	\??\c:\program files (x86)\i1bs8-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\RevokeClose.3gpp	rundll32.exe
File opened for modification	\??\c:\program files\PopSuspend.xlsb	rundll32.exe
File opened for modification	\??\c:\program files\ReceiveMeasure.tmp	rundll32.exe
File opened for modification	\??\c:\program files\AssertDisconnect.mp3	rundll32.exe
File opened for modification	\??\c:\program files\CompleteLock.eps	rundll32.exe
File opened for modification	\??\c:\program files\CompleteRedo.css	rundll32.exe
File opened for modification	\??\c:\program files\InitializeUnblock.rmi	rundll32.exe
File opened for modification	\??\c:\program files\InstallSet.aifc	rundll32.exe
File opened for modification	\??\c:\program files\InvokeStart.jtx	rundll32.exe
File opened for modification	\??\c:\program files\StartConvertTo.emf	rundll32.exe
File opened for modification	\??\c:\program files\UninstallRestore.rle	rundll32.exe
File opened for modification	\??\c:\program files\UnprotectWrite.vdx	rundll32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3924	rundll32.exe
3924	rundll32.exe
3476	powershell.exe
3476	powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	3924	rundll32.exe
Token: SeDebugPrivilege	3476	powershell.exe
Token: SeBackupPrivilege	4120	vssvc.exe
Token: SeRestorePrivilege	4120	vssvc.exe
Token: SeAuditPrivilege	4120	vssvc.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 5068 wrote to memory of 3924	5068	rundll32.exe	83
PID 5068 wrote to memory of 3924	5068	rundll32.exe	83
PID 5068 wrote to memory of 3924	5068	rundll32.exe	83
PID 3924 wrote to memory of 3476	3924	rundll32.exe	84
PID 3924 wrote to memory of 3476	3924	rundll32.exe	84

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:5068
- 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
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3924
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3476

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:4780

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4120

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_yunarxdw.fqk.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\i1bs8-readme.txt

Filesize
6KB

MD5
255d255a40aad33aec5c9f41903bc00e

SHA1
02215f3ccc256ac3505cc2cd196226cd1aa2bb73

SHA256
a6c6c8173ce83b8c053aabb7c5e1dbc8ec7031a262e0031e6853d8e1c737f1ce

SHA512
a216b35ca93fda670da5654ffac7a85d2e2b484be605a763b09b82ce026851f445334c36ffc41e6b54237098c049493c2386d95d97a592fe1eb723f538eaf75c

Download Submit
memory/3476-0-0x00007FFA42B43000-0x00007FFA42B45000-memory.dmp

Filesize
8KB

Download
memory/3476-1-0x000002B175EB0000-0x000002B175ED2000-memory.dmp

Filesize
136KB

Download
memory/3476-11-0x00007FFA42B40000-0x00007FFA43602000-memory.dmp

Filesize
10.8MB

Download
memory/3476-12-0x00007FFA42B40000-0x00007FFA43602000-memory.dmp

Filesize
10.8MB

Download
memory/3476-13-0x00007FFA42B40000-0x00007FFA43602000-memory.dmp

Filesize
10.8MB

Download
memory/3476-16-0x00007FFA42B40000-0x00007FFA43602000-memory.dmp

Filesize
10.8MB

Download