darkside | 0a0c225f0e5ee941a79f2b7701f1285e4975a2859eb4d025d96d9e366e81abb9

Analysis

max time kernel
34s
max time network
36s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
21-06-2024 22:09

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General

Target

not_malware.exe
Size

56KB
MD5

979692cd7fc638beea6e9d68c752f360
SHA1

c511ae4d80aaa281c610190aa13630de61ca714c
SHA256

0a0c225f0e5ee941a79f2b7701f1285e4975a2859eb4d025d96d9e366e81abb9
SHA512

d7b7b6a968e6d7b7f3e7f98decb6b331b08122e491bf0b0dbe243223fb177218a758c34830f20c47f2a799acdd146297ec7f930c2bb4d5c6830ce65c8274ea6d
SSDEEP

768:piN4q1eksgR4SiI+rxQ3rjFrXRRWxXyw/Afy8fIaJ/ZB49j9xOOLd9kvAx0:g4HHerjZX7pLjJKjSO5i

Score

10^/10

darkside ransomware

Malware Config

Extracted

Path

C:\Recovery\README.58f023fe.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 downloaded more then 500GB data from your network. Included: -Accounting data -Finance data -HR -Employees confidential data(photos, benefits, taxes, etc) -Marketing -Budgets -Taxes(sales tax compliance, property, income and franchise taxes, etc) -Payrolls -Banking data -Arbitration -Scans -Insurance -Reconciliations -Reports(monthly bank inventory, monthly financial, claims reports, etc) -Audits(DHG, insurance audits, etc) -B2B clients config data -Confidentiality 2020 -2020, 2021 Business plans -2019, 2020, 2021 years Closing (full dumps) -and a lot of other sensitive data Your personal leak page: http://darksidc3iux462n6yunevoag52ntvwp6wulaz3zirkmh4cnz6hhj7id.onion/162/thedixiegroup/LCfyHRcwffrYTblpZvoPO3XDbrYPcNu0wVAsH5p49LSjBfzTmtdXT48azXFlMu7q 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://dark24zz36xm4y2phwe7yvnkkkkhxionhfrwp67awpb3r3bdcneivoqd.onion/W57MRI9C7YZJUZEABBBYRQLSUTG22JZ9MAH0WT1ISHC405KP7Z2UWY3AI3J68DNM 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://darksidc3iux462n6yunevoag52ntvwp6wulaz3zirkmh4cnz6hhj7id.onion/162/thedixiegroup/LCfyHRcwffrYTblpZvoPO3XDbrYPcNu0wVAsH5p49LSjBfzTmtdXT48azXFlMu7q

http://dark24zz36xm4y2phwe7yvnkkkkhxionhfrwp67awpb3r3bdcneivoqd.onion/W57MRI9C7YZJUZEABBBYRQLSUTG22JZ9MAH0WT1ISHC405KP7Z2UWY3AI3J68DNM

Signatures

DarkSide
Targeted ransomware first seen in August 2020. Operators steal data to use as leverage.
ransomware darkside
Renames multiple (158) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

Enumerates connected drives 3 TTPs 1 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\F:	not_malware.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	not_malware.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	not_malware.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	not_malware.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	not_malware.exe

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\58f023fe.BMP"	not_malware.exe

Modifies Control Panel 2 IoCs

evasion

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Control Panel\Desktop	not_malware.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Control Panel\Desktop\WallpaperStyle = "10"	not_malware.exe

Modifies data under HKEY_USERS 32 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\RestartManager\Session0000	not_malware.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\RestartManager\Session0000\RegFiles0000 = 5c005c003f005c0043003a005c00550073006500720073005c00410064006d0069006e005c004e00540055005300450052002e004400410054007b00350033006200330039006500380038002d0031003800630034002d0031003100650061002d0061003800310031002d003000300030006400330061006100340036003900320062007d002e0054004d002e0062006c00660000000000	not_malware.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	not_malware.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	not_malware.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\RestartManager	not_malware.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\RestartManager\Session0000\Sequence = "1"	not_malware.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\RestartManager\Session0000\SessionHash = 88ce23324e67f7f660f3f1b399c4e5f67d8cd086ade42b8b2c95b3b8ef810546	not_malware.exe
Key created	\REGISTRY\USER\.DEFAULT\Control Panel\International	not_malware.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\RestartManager\Session0000\RegFiles0000 = 5c005c003f005c0043003a005c00550073006500720073005c00410064006d0069006e005c004e00540055005300450052002e004400410054007b00350033006200330039006500380038002d0031003800630034002d0031003100650061002d0061003800310031002d003000300030006400330061006100340036003900320062007d002e0054004d0043006f006e007400610069006e0065007200300030003000300030003000300030003000300030003000300030003000300030003000300031002e007200650067007400720061006e0073002d006d00730000000000	not_malware.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\RestartManager\Session0000\Owner = b8110000972e64a227c4da01	not_malware.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\RestartManager\Session0000\RegFiles0000 = 5c005c003f005c0043003a005c00550073006500720073005c00410064006d0069006e005c006e00740075007300650072002e006400610074002e004c004f004700310000000000	not_malware.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\RestartManager\Session0000\RegFilesHash = 61e2c5cd7e64d23533e05e5c2819fa537552afa49758c554c08eb8817fd8038d	not_malware.exe
Key deleted	\REGISTRY\USER\.DEFAULT\Software\Microsoft\RestartManager\Session0000	not_malware.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\RestartManager\Session0000\RegFilesHash = 541105c635cc1e487c22edb6e3ceb5434d955ac488d9c5458466a2f8438bc063	not_malware.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\RestartManager\Session0000\RegFilesHash = c5ebe11c016ead680801c989e6b844d809856e5dd8dbf07dc682e16a564238e6	not_malware.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\RestartManager\Session0000\SessionHash = 07533c6fed17fa46196dfd99826cdb4aa7257ed453423f9d829b8ecc6e71bb22	not_malware.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	not_malware.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	not_malware.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	not_malware.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	not_malware.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\RestartManager\Session0000\RegFiles0000 = 5c005c003f005c0043003a005c00550073006500720073005c00410064006d0069006e005c006e00740075007300650072002e006400610074002e004c004f004700320000000000	not_malware.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft	not_malware.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\RestartManager\Session0000\RegFilesHash = 5e3badb5fbc0ec2a35eb60c516471295fca9b85158080b46ff6736a4b5879f82	not_malware.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\RestartManager\Session0000\RegFiles0000 = 5c005c003f005c0043003a005c00550073006500720073005c00410064006d0069006e005c004e00540055005300450052002e004400410054007b00350033006200330039006500380038002d0031003800630034002d0031003100650061002d0061003800310031002d003000300030006400330061006100340036003900320062007d002e0054004d0043006f006e007400610069006e0065007200300030003000300030003000300030003000300030003000300030003000300030003000300032002e007200650067007400720061006e0073002d006d00730000000000	not_malware.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\58f023fe.BMP"	not_malware.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	not_malware.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	not_malware.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\RestartManager\Session0000\SessionHash = 1206b73200509391235e4330eb688d9ab32d3427ed4789d238bdb92031df8858	not_malware.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\RestartManager\Session0000\RegFilesHash = 2c897e9e8d524c1ef40df4c4edfb940510c21e1731f5ccea41a73762cc82387e	not_malware.exe
Key created	\REGISTRY\USER\.DEFAULT\Software	not_malware.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\RestartManager\Session0000\SessionHash = 277975296ae15cca8ab0256f641d2a2659e1dbff1fdf37395f189881aa43bf0d	not_malware.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\RestartManager\Session0000\SessionHash = b442316578fd15592c2bb3f0e6784079503c764929c092b239cc2250e95ad97d	not_malware.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.58f023fe	not_malware.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.58f023fe\ = "58f023fe"	not_malware.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\58f023fe\DefaultIcon	not_malware.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\58f023fe	not_malware.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\58f023fe\DefaultIcon\ = "C:\\ProgramData\\58f023fe.ico"	not_malware.exe

Suspicious behavior: EnumeratesProcesses 32 IoCs

pid	Process
2228	not_malware.exe
2228	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe
4536	not_malware.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeBackupPrivilege	4380	vssvc.exe
Token: SeRestorePrivilege	4380	vssvc.exe
Token: SeAuditPrivilege	4380	vssvc.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1672 wrote to memory of 2228	1672	not_malware.exe	83
PID 1672 wrote to memory of 2228	1672	not_malware.exe	83
PID 1672 wrote to memory of 2228	1672	not_malware.exe	83
PID 1672 wrote to memory of 2228	1672	not_malware.exe	83
PID 2228 wrote to memory of 4536	2228	not_malware.exe	89
PID 2228 wrote to memory of 4536	2228	not_malware.exe	89
PID 2228 wrote to memory of 4536	2228	not_malware.exe	89
PID 2228 wrote to memory of 416	2228	not_malware.exe	90
PID 2228 wrote to memory of 416	2228	not_malware.exe	90
PID 2228 wrote to memory of 416	2228	not_malware.exe	90

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\not_malware.exe
"C:\Users\Admin\AppData\Local\Temp\not_malware.exe"
1⤵
PID:4592

C:\Users\Admin\AppData\Local\Temp\not_malware.exe
"C:\Users\Admin\AppData\Local\Temp\not_malware.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1672
- C:\Users\Admin\AppData\Local\Temp\not_malware.exe
  "C:\Users\Admin\AppData\Local\Temp\not_malware.exe"
  2⤵
  - Drops file in System32 directory
  - Sets desktop wallpaper using registry
  - Modifies Control Panel
  - Modifies data under HKEY_USERS
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2228
- - C:\Users\Admin\AppData\Local\Temp\not_malware.exe
    C:\Users\Admin\AppData\Local\Temp\not_malware.exe -work worker0 job0-2228
    3⤵
    - Modifies data under HKEY_USERS
    - Suspicious behavior: EnumeratesProcesses
    PID:4536
- - C:\Users\Admin\AppData\Local\Temp\not_malware.exe
    C:\Users\Admin\AppData\Local\Temp\not_malware.exe -work worker1 job1-2228
    3⤵
    - Enumerates connected drives
    PID:416

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4380

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Defacement

T1491

Replay Monitor

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Downloads

C:\Recovery\README.58f023fe.TXT

Filesize
3KB

MD5
164aa420be8e0c2bcdef574355edaa32

SHA1
4336eaafedfc18a27cdf42bffad63b5a54ea8231

SHA256
b326d11dd90c2e4efb0a384981f71c2bd1a6faa0553d6389acb08945b699f73d

SHA512
fd1437bc4f45e3f4b5c3d0e7fca9383f45edceb5c8cb603d0b8ee98350a5f2468c2aabdb66f16bdee0bac49afefa4300a093a54ee43b1ff28a541ae612e34d9d

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