sodinokibi | d72293344521c9740801788c0155ce0ad33e89cda85776554a88f73aa9ae200a

Analysis

max time kernel
125s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
14-06-2024 21:32

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General

Target

ab8f4c4066dd0eaa61d6a1e32d0312d9_JaffaCakes118.dll
Size

166KB
MD5

ab8f4c4066dd0eaa61d6a1e32d0312d9
SHA1

d649f611ede50ab27e1856e17c0555158113fab4
SHA256

d72293344521c9740801788c0155ce0ad33e89cda85776554a88f73aa9ae200a
SHA512

dd1901a904c40a81922880f2a34c622d8dc0558ecea3a6f3520d87b26172cd784a0e3953d34948a9fe6b7ff46115be6fddd086655b4e76dea536dd8fcd0f5ace
SSDEEP

3072:MJMawtnGqtWoKeZ9fh1CgnNto6jfP0rTNIBSV:Ww9vteqJggn7oUfPku

Score

10^/10

sodinokibi ransomware

Malware Config

Extracted

Path

C:\Users\k8g31t-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 k8g31t. 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/04A8BF3770A9366F 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/04A8BF3770A9366F 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: HvUZPoed+5xsXGP0dWj5rQpo17e2/9bRe7WjzI5GvsgYg36rD3rQQPQgHOsgAL7M BGycqzeX1bYhlBb43+vXA2ykOZF2Q9Y3fr+DQr9BcqIQ+BG6tyQrzVlk3NBdPBCD SN9sKlJOqNA/gN/N4bvXmIG9opNIqXPE7vQ9E2yoy0vyeH4kjTOv8DksxaxPnRze tfe7/bDlOlVLaaqthUg5rMXSqTapssFp6/996FbAWTxe7CmqwwBUdH5xjlvuLZMy E5md61xIJt0+W5vjVN7Pu1lsvqphM68PIjpgrjLyDS2FJkdVBKjdpQAYi5xen1DE WOTsLQaWd2+bn94hEHBEnMAt2M0O5eTyTxstyXexTGRwCLTvFaa2HzHIEtnha+PC 0jlcbLucKrJ+iYIom2b8a3ajPrg2gIv2l2tCkVkFOOT4ChQw2HVvJivHuhFkNt7+ g9YqTPFQpop9YAkwxjIiDgm2IiuLa4rkteJ71KDWuwP9iiAWV75Gn7DlJkYv47Mf sHfNspEG0Uv3+GnHKEiKp1UUP4XUmSdF8yLCOneFXmb4IRLwOze0Lt8akMNwfK7O oj+XgHQV0qj5LqXSDofBSWXXnKWLUrE53+iHQmxZc5lRnLtJHlupi3hmsBDtrRz2 opOa4Eyk/il7B9V9nBhcTEe3ddNMfF5K3WpWLlkY+peTAYWiqgLKRIqT2S7XdL89 XAUphmKu6IUR5K1787UaUQ2pucGzsY8c/BSozShO+VkUqn67C7Ke2SW6lthUu+0i CHOtW1pnKlvJo5fUGosPZ6k0cCZB6FYwDD10R5XgS0PNAbvAsSr2573vRXh47UMm GCy9Mj0W9lZLUHoIruuZKtyvIt5+XK3A83eGJ5cUg72ZnYwjRne4xfGvcgfvKlqe prGaCH6rkIF63xPn7xNFH7vn8EEddrvjPFzzm8LUI4lgOpLjdQwuPEBqQH5lf2XD nJwoEoGG0RDac+ZAdHFbVMXgUokQz/YYhyKIsMyeu+VxWHxL/AEr5pgIXd8kLEo8 oAvPwA+IALa1umcQZmiFhZyM6oDXhjKBhNeUWfI9oRONDIv5GnRACTK+0nhTlO1L sRedg6WljUZ1rrXwJq9/6yhRIiqsGg/aDcxoQCwC/33zGCIKPQccJM2wQ8gS7Pr6 NTLD7OUqQuWQQcwXP+MqjI1VpYHXUgwzffnGpKMYgs4OdSd8ej/keFbNvQ4tYc02 l4Rv4ur7XhBhdh7x+tKYXH2FD1WlU4N6eD+vnNz0B/I7ElA9jcfvTSzKhSaxIeq2 JDJ9M4mOyYlVxaVsRJOrhRdN4IRczNX24IlKkgTCJlY5fm3eVDfpZfNywsQrJNBU cs9MHVx18QRI+8R568Fq6VpBQpWVnBxKDwdpdThK0xmi4fvXUIs= ----------------------------------------------------------------------------------------- !!! 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/04A8BF3770A9366F

http://decryptor.cc/04A8BF3770A9366F

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

Drops file in Program Files directory 24 IoCs

Processes:

rundll32.exe

description	ioc	process
File opened for modification	\??\c:\program files\SendRevoke.xhtml	rundll32.exe
File opened for modification	\??\c:\program files\UsePublish.search-ms	rundll32.exe
File created	\??\c:\program files\k8g31t-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\CompressMeasure.vstx	rundll32.exe
File opened for modification	\??\c:\program files\ConvertFromResize.xhtml	rundll32.exe
File opened for modification	\??\c:\program files\OptimizeConfirm.asf	rundll32.exe
File opened for modification	\??\c:\program files\PushConvert.pptx	rundll32.exe
File opened for modification	\??\c:\program files\SubmitWrite.aifc	rundll32.exe
File created	\??\c:\program files (x86)\k8g31t-readme.txt	rundll32.exe
File opened for modification	\??\c:\program files\BlockSuspend.nfo	rundll32.exe
File opened for modification	\??\c:\program files\BlockWatch.avi	rundll32.exe
File opened for modification	\??\c:\program files\OpenSkip.raw	rundll32.exe
File opened for modification	\??\c:\program files\PingLimit.vsdx	rundll32.exe
File opened for modification	\??\c:\program files\DisconnectExport.css	rundll32.exe
File opened for modification	\??\c:\program files\FormatProtect.zip	rundll32.exe
File opened for modification	\??\c:\program files\MoveSet.pub	rundll32.exe
File opened for modification	\??\c:\program files\NewEnable.au	rundll32.exe
File opened for modification	\??\c:\program files\SubmitEdit.html	rundll32.exe
File opened for modification	\??\c:\program files\SkipProtect.M2V	rundll32.exe
File opened for modification	\??\c:\program files\ApproveLock.pdf	rundll32.exe
File opened for modification	\??\c:\program files\BlockStep.7z	rundll32.exe
File opened for modification	\??\c:\program files\GroupSplit.easmx	rundll32.exe
File opened for modification	\??\c:\program files\JoinSubmit.vsw	rundll32.exe
File opened for modification	\??\c:\program files\ResumeExpand.mp3	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exepowershell.exe

pid process

1604 rundll32.exe
1604 rundll32.exe
5064 powershell.exe
5064 powershell.exe

pid	process
1604	rundll32.exe
1604	rundll32.exe
5064	powershell.exe
5064	powershell.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

rundll32.exepowershell.exevssvc.exe

description	pid	process
Token: SeDebugPrivilege	1604	rundll32.exe
Token: SeDebugPrivilege	5064	powershell.exe
Token: SeBackupPrivilege	1916	vssvc.exe
Token: SeRestorePrivilege	1916	vssvc.exe
Token: SeAuditPrivilege	1916	vssvc.exe
Token: SeTakeOwnershipPrivilege	1604	rundll32.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1224 wrote to memory of 1604	1224	rundll32.exe	rundll32.exe
PID 1224 wrote to memory of 1604	1224	rundll32.exe	rundll32.exe
PID 1224 wrote to memory of 1604	1224	rundll32.exe	rundll32.exe
PID 1604 wrote to memory of 5064	1604	rundll32.exe	powershell.exe
PID 1604 wrote to memory of 5064	1604	rundll32.exe	powershell.exe

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\ab8f4c4066dd0eaa61d6a1e32d0312d9_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1224

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ab8f4c4066dd0eaa61d6a1e32d0312d9_JaffaCakes118.dll,#1
2⤵
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1604

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5064

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:2788

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1916

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4136,i,3671441404766730751,12082497324212183132,262144 --variations-seed-version --mojo-platform-channel-handle=4272 /prefetch:8
1⤵
PID:3624

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0asvm3iu.okr.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\k8g31t-readme.txt
Filesize
6KB

MD5
62c8ad1e9a2ec3be424f6b1343f7f252

SHA1
a06a3930fc87d571eb8229168a54fa50e217e883

SHA256
e23e94dd097a4884baee2bfcddc1b12e6dad9e97fee83fcaa856d74824adbd07

SHA512
d8024aa412943d4dcec3ce97d4374deb95b8cbd4400b6ab3acb607e3e3ecf2d26ef4dc07be6b3445f698be39552f1c565f3f1f8f3335f57a167948e18843eec5

Download Submit
memory/5064-0-0x00007FFD3BCA3000-0x00007FFD3BCA5000-memory.dmp

Filesize
8KB

Download
memory/5064-6-0x0000025534C20000-0x0000025534C42000-memory.dmp

Filesize
136KB

Download
memory/5064-11-0x00007FFD3BCA0000-0x00007FFD3C761000-memory.dmp

Filesize
10.8MB

Download
memory/5064-12-0x00007FFD3BCA0000-0x00007FFD3C761000-memory.dmp

Filesize
10.8MB

Download
memory/5064-15-0x00007FFD3BCA0000-0x00007FFD3C761000-memory.dmp

Filesize
10.8MB

Download