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
121s
max time network
129s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
27/01/2024, 19:37

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General

Target

06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe
Size

59KB
MD5

91e2807955c5004f13006ff795cb803c
SHA1

a3e7561de73378b453186a6c33858bf47577d69c
SHA256

06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8
SHA512

5d98bc32af83462938633c0d2b692d5b69c9c6151459aefc1276d41947e2514c444ed417c19b39b9c5b8d5359dee5fa2d3f7c8c30ae9f2a687cd02ec3a7b6311
SSDEEP

768:vjjmbIax7F3DS4/S9+CuUSbVAdNcxGV1yln/pY23W58:0x7Fu4/ihrhDTV1yl/SZ58

Score

10^/10

darkside ransomware spyware stealer

Malware Config

Extracted

Path

C:\Users\Admin\README.f04e4642.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 ---------------------------------------------- Dear Isolved, pay close attention to this message because it is very important. When penetrating your network, there was a global data leak from your servers. More 350Gb of DATA. Except that your network was fully encrypted. We have all the most important data from all your servers: Bases, E-mails, Accounting, Finance. If you do not get in touch within 72 hours, information about this incident will be posted on our blog, which is monitored by leading media in the U.S. and the world. Blog URL ---------------------------------------------- http://darksidedxcftmqa.onion/isolved/OLVrV9bQny0XcUSkk8y6cvFWox_2cRFUiz95xG-hYGKETYuH1rlnl2d5exhQ0jHu 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/AZHT20L23HCABE7V5FLPMR50Y0LPCNWKLICOH3MP156YR8DTFJGUE935ZG0QYCT6 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/isolved/OLVrV9bQny0XcUSkk8y6cvFWox_2cRFUiz95xG-hYGKETYuH1rlnl2d5exhQ0jHu

http://darksidfqzcuhtk2.onion/AZHT20L23HCABE7V5FLPMR50Y0LPCNWKLICOH3MP156YR8DTFJGUE935ZG0QYCT6

Signatures

DarkSide
Targeted ransomware first seen in August 2020. Operators steal data to use as leverage.
ransomware darkside
Renames multiple (148) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

Deletes itself 1 IoCs

pid	Process
2892	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
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-1-5-21-2444714103-3190537498-3629098939-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\f04e4642.BMP"	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\f04e4642.BMP"	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies Control Panel 1 IoCs

evasion

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Control Panel\Desktop\WallpaperStyle = "10"	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.f04e4642	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.f04e4642\ = "f04e4642"	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\f04e4642\DefaultIcon	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\f04e4642	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\f04e4642\DefaultIcon\ = "C:\\Users\\Admin\\AppData\\Local\\f04e4642.ico"	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2612	powershell.exe
2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe
2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe
Token: SeSecurityPrivilege	2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe
Token: SeTakeOwnershipPrivilege	2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe
Token: SeLoadDriverPrivilege	2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe
Token: SeSystemProfilePrivilege	2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe
Token: SeSystemtimePrivilege	2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe
Token: SeProfSingleProcessPrivilege	2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe
Token: SeIncBasePriorityPrivilege	2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe
Token: SeCreatePagefilePrivilege	2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe
Token: SeBackupPrivilege	2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe
Token: SeRestorePrivilege	2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe
Token: SeShutdownPrivilege	2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe
Token: SeDebugPrivilege	2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe
Token: SeSystemEnvironmentPrivilege	2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe
Token: SeRemoteShutdownPrivilege	2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe
Token: SeUndockPrivilege	2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe
Token: SeManageVolumePrivilege	2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe
Token: 33	2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe
Token: 34	2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe
Token: 35	2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe
Token: SeDebugPrivilege	2612	powershell.exe
Token: SeBackupPrivilege	2856	vssvc.exe
Token: SeRestorePrivilege	2856	vssvc.exe
Token: SeAuditPrivilege	2856	vssvc.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2212 wrote to memory of 2612	2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe	29
PID 2212 wrote to memory of 2612	2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe	29
PID 2212 wrote to memory of 2612	2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe	29
PID 2212 wrote to memory of 2612	2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe	29
PID 2212 wrote to memory of 2892	2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe	36
PID 2212 wrote to memory of 2892	2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe	36
PID 2212 wrote to memory of 2892	2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe	36
PID 2212 wrote to memory of 2892	2212	06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe	36

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\06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.exe
"C:\Users\Admin\AppData\Local\Temp\06cfe7f5d88e82f7adda6d8333ca8b302debb22904c68a942188be5730e9b3c8.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:2212
- 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:2612
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /C DEL /F /Q C:\Users\Admin\AppData\Local\Temp\06CFE7~1.EXE >> NUL
  2⤵
  - Deletes itself
  PID:2892

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2856

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

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Defacement

T1491

Replay Monitor

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Downloads

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

Filesize
344B

MD5
5b673dcd7512cc79e81e66599b415592

SHA1
ca66900f22987bffbee7ae840071db87e6c6bff8

SHA256
3e381c5501d79d28c3d4a0f86c79e4c442513ae4e9bcd10b2caa4d44f9f0933a

SHA512
f633faa9207c445c2401e0ce055ebcccdeb12219108186de9a7a9a1cac7e9276ca9329054deae6d5b6073d73a692a38fac67074fd4e396b4b186725a1336f571

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab4904.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarAE6D.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
8af42702c6dbb248dc60d579ac9c2db5

SHA1
fe97037cdb7d1778e2be0b19a1f085fd1f82b2c5

SHA256
2dd441dbeb350cd78e81d22cc4f9f612afb98d71ffaf4f28dfbcc7a66fa552a8

SHA512
4a98f8022258a558945fa1aca2ac63ff3de91f134bdeb1d9c402d08232fbefd579ef3913d4ec50656109d6f94b5d7b5116e6478d8d0a3eeb9d318861b2f7656b

Download Submit
C:\Users\Admin\README.f04e4642.TXT

Filesize
2KB

MD5
7fad25f046dfb904a3a0ce766d7da931

SHA1
2ff8afdb6c4cdedac1683a9a6bb2f9f0a4b73717

SHA256
6db701f3454ea0dd8b003a69c69c442eb1817aacb08f6421c01180604b11029b

SHA512
65a343a094f6a96372ca08da5d39fd8b44a92e70332c81600420fde46132834117f767fc8a5712a713588681e4c44bfb454beb8a73d9ede306363087339a7813

Download Submit
memory/2612-27-0x0000000002970000-0x00000000029F0000-memory.dmp

Filesize
512KB

Download
memory/2612-25-0x000007FEF4300000-0x000007FEF4C9D000-memory.dmp

Filesize
9.6MB

Download
memory/2612-26-0x0000000002970000-0x00000000029F0000-memory.dmp

Filesize
512KB

Download
memory/2612-28-0x0000000002970000-0x00000000029F0000-memory.dmp

Filesize
512KB

Download
memory/2612-29-0x000007FEF4300000-0x000007FEF4C9D000-memory.dmp

Filesize
9.6MB

Download
memory/2612-23-0x000007FEF4300000-0x000007FEF4C9D000-memory.dmp

Filesize
9.6MB

Download
memory/2612-24-0x0000000002970000-0x00000000029F0000-memory.dmp

Filesize
512KB

Download
memory/2612-22-0x0000000002290000-0x0000000002298000-memory.dmp

Filesize
32KB

Download
memory/2612-21-0x000000001B4A0000-0x000000001B782000-memory.dmp

Filesize
2.9MB

Download