chaos | 12c923e36aa075c39aada2b2c6a88af66d42795061c1a82cac3c843449258c4f

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
14/03/2024, 00:13

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
486f2eb64908f44b45220dd70aba4f6aacdf5208282c654d5ecb028b7ab8d1cd.exe
Size 2.0MB
Sample240314-ah5fdsdf41
SHA256 486f2eb64908f44b45220dd70aba4f6aacdf5208282c654d5ecb028b7ab8d1cd
MD5 cd8abb94bc38da2b38c58f64d4d608be
SHA1 8d11d65d0cec74f0ce9b6137b7c76ef38b9d75d4
SHA512 cad217dc9dc7858b2d2f36d6f0af35a6f5036d1d7d7c8782692922d48a9ce2743b0200838ddc9f1a7c967042bc0c243ba4d3c8468a86a1617340a946beae3747
SSDEEP 24576:1R8ohgv/l9vmz4oHrATOIrmsmgXz2uMpVg20hVfXQ:PQmfEhVfXQ
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

chaos evasion persistence ransomware spyware stealer

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad\ReadMeForDecrypt.txt

Ransom Note

------------------------ ALL YOUR FILES ARE ENCRYPTED ------------------------ ----> Оставайтесь сосредоточенными. <---- Все ваши файлы зашифрованы Ваш компьютер заражен вирусом-вымогателем. Ваши файлы зашифрованы, и вы не будете сможете расшифровать их без нашей помощи. Что я могу сделать, чтобы восстановить файлы? Вы можете купить наше программное обеспечение для дешифрования, это программное обеспечение позволит вам восстановить все ваши данные и удалить программы-вымогатели с вашего компьютера. Цена программного обеспечения составляет 130 долларов США (0,0027 BTC). может быть произведена только в биткойнах. Как оплатить, где я могу получить биткойны? Покупка биткойнов варьируется от страны к стране, лучше всего выполнить быстрый поиск в Google. Сами узнайте, как купить биткойн. Многие из наших клиентов отмечают, что эти сайты работают быстро и надежно: Коинмама — hxxps://www.coinmama.com Битпанда — hxxps://www.bitpanda.com BTC : bc1qf48urryzyt3t8a4g5sdjkfy4qdkqdnq24q3xr5 ETH : 0x55069B5317529E07ccABAaA5AaE22a9bfa1C3E12 Для подтверждения покупки свяжитесь с администратором по электронной почте или в Telegram: Электронная почта — [email protected] ТЛГ - @payurransom ---------------------------------------------------------------------------------------------------------------------------------------- ----> Stay focused. <---- All your files have been encrypted Your computer has been infected with a ransomware virus. Your files have been encrypted and you won't be be able to decipher them without our help. What can I do to recover my files? You can buy our decryption software, this software will allow you to recover all your data and delete the ransomware from your computer. The price of the software is $130 (0.0027 BTC). Payment can only be made in Bitcoin. How to pay, where can I get Bitcoin? Buying Bitcoin varies from country to country, it's best to do a quick Google search. Yourself to find out how to buy Bitcoin. Many of our customers have reported these sites to be fast and reliable: Coinmama - hxxps://www.coinmama.com Bitpanda - hxxps://www.bitpanda.com BTC : bc1qf48urryzyt3t8a4g5sdjkfy4qdkqdnq24q3xr5 ETH : 0x55069B5317529E07ccABAaA5AaE22a9bfa1C3E12 To confirm your purchase, please contact the administrator via email or Telegram: Email - [email protected] TLG - @payurransom ---------------------------------------------------------------------------------------------------------------------------------------- ----> Restez concentré. <---- Tous vos fichiers ont été cryptés Votre ordinateur a été infecté par un virus ransomware. Vos fichiers ont été cryptés et vous ne le serez pas pouvoir les décrypter sans notre aide. Que puis-je faire pour récupérer mes fichiers ? Vous pouvez acheter notre logiciel de décryptage, ce logiciel vous permettra de récupérer toutes vos données et de supprimer les ransomware depuis votre ordinateur. Le prix du logiciel est de 130 $ ( 0,0027 BTC). Le paiement peut être effectué uniquement en Bitcoin. Comment payer, où puis-je obtenir du Bitcoin ? L'achat de Bitcoin varie d'un pays à l'autre, il est préférable de faire une recherche rapide sur Google. Vous-même pour découvrir comment acheter du Bitcoin. Beaucoup de nos clients ont signalé que ces sites étaient rapides et fiables : Coinmama - hxxps://www.coinmama.com Bitpanda - hxxps://www.bitpanda.com BTC : bc1qf48urryzyt3t8a4g5sdjkfy4qdkqdnq24q3xr5 ETH : 0x55069B5317529E07ccABAaA5AaE22a9bfa1C3E12 Pour confirmer votre achat, veuillez contacter l'administrateur via mail ou Telegram : Mail - [email protected] TLG - @payurransom

Emails

[email protected]

Signatures

Chaos
Ransomware family first seen in June 2021.
ransomware chaos

Chaos Ransomware 4 IoCs

resource	yara_rule
behavioral1/memory/1052-0-0x00000000012F0000-0x00000000014FA000-memory.dmp	family_chaos
behavioral1/files/0x000c000000012262-6.dat	family_chaos
behavioral1/memory/2868-9-0x0000000001190000-0x000000000139A000-memory.dmp	family_chaos
behavioral1/files/0x000c000000012262-7.dat	family_chaos

Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware

File Deletion
T1070.004

Inhibit System Recovery
T1490

Modifies boot configuration data using bcdedit 1 TTPs 2 IoCs

ransomware evasion

Inhibit System Recovery

T1490

pid	Process
836	bcdedit.exe
1308	bcdedit.exe

Renames multiple (215) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

Deletes backup catalog 3 TTPs 1 IoCs

Uses wbadmin.exe to inhibit system recovery.

ransomware

Command and Scripting Interpreter

T1059

File Deletion

T1070.004

Inhibit System Recovery

T1490

pid	Process
1816	wbadmin.exe

Disables Task Manager via registry modification
evasion

Deletes itself 1 IoCs

pid	Process
2868	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2868	svchost.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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\UpdateTask = "C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe"	svchost.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-1-5-21-330940541-141609230-1670313778-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\yd40t9c5o.jpg"	svchost.exe

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

System Information Discovery
T1082

Interacts with shadow copies 2 TTPs 1 IoCs

Shadow copies are often targeted by ransomware to inhibit system recovery.

ransomware

File Deletion

T1070.004

Inhibit System Recovery

T1490

pid	Process
2880	vssadmin.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
3048	NOTEPAD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
1052	486f2eb64908f44b45220dd70aba4f6aacdf5208282c654d5ecb028b7ab8d1cd.exe
2868	svchost.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1052	486f2eb64908f44b45220dd70aba4f6aacdf5208282c654d5ecb028b7ab8d1cd.exe
1052	486f2eb64908f44b45220dd70aba4f6aacdf5208282c654d5ecb028b7ab8d1cd.exe
1052	486f2eb64908f44b45220dd70aba4f6aacdf5208282c654d5ecb028b7ab8d1cd.exe
2868	svchost.exe
2868	svchost.exe
2868	svchost.exe

Suspicious use of AdjustPrivilegeToken 48 IoCs

description	pid	Process
Token: SeDebugPrivilege	1052	486f2eb64908f44b45220dd70aba4f6aacdf5208282c654d5ecb028b7ab8d1cd.exe
Token: SeDebugPrivilege	2868	svchost.exe
Token: SeBackupPrivilege	2628	vssvc.exe
Token: SeRestorePrivilege	2628	vssvc.exe
Token: SeAuditPrivilege	2628	vssvc.exe
Token: SeIncreaseQuotaPrivilege	576	WMIC.exe
Token: SeSecurityPrivilege	576	WMIC.exe
Token: SeTakeOwnershipPrivilege	576	WMIC.exe
Token: SeLoadDriverPrivilege	576	WMIC.exe
Token: SeSystemProfilePrivilege	576	WMIC.exe
Token: SeSystemtimePrivilege	576	WMIC.exe
Token: SeProfSingleProcessPrivilege	576	WMIC.exe
Token: SeIncBasePriorityPrivilege	576	WMIC.exe
Token: SeCreatePagefilePrivilege	576	WMIC.exe
Token: SeBackupPrivilege	576	WMIC.exe
Token: SeRestorePrivilege	576	WMIC.exe
Token: SeShutdownPrivilege	576	WMIC.exe
Token: SeDebugPrivilege	576	WMIC.exe
Token: SeSystemEnvironmentPrivilege	576	WMIC.exe
Token: SeRemoteShutdownPrivilege	576	WMIC.exe
Token: SeUndockPrivilege	576	WMIC.exe
Token: SeManageVolumePrivilege	576	WMIC.exe
Token: 33	576	WMIC.exe
Token: 34	576	WMIC.exe
Token: 35	576	WMIC.exe
Token: SeIncreaseQuotaPrivilege	576	WMIC.exe
Token: SeSecurityPrivilege	576	WMIC.exe
Token: SeTakeOwnershipPrivilege	576	WMIC.exe
Token: SeLoadDriverPrivilege	576	WMIC.exe
Token: SeSystemProfilePrivilege	576	WMIC.exe
Token: SeSystemtimePrivilege	576	WMIC.exe
Token: SeProfSingleProcessPrivilege	576	WMIC.exe
Token: SeIncBasePriorityPrivilege	576	WMIC.exe
Token: SeCreatePagefilePrivilege	576	WMIC.exe
Token: SeBackupPrivilege	576	WMIC.exe
Token: SeRestorePrivilege	576	WMIC.exe
Token: SeShutdownPrivilege	576	WMIC.exe
Token: SeDebugPrivilege	576	WMIC.exe
Token: SeSystemEnvironmentPrivilege	576	WMIC.exe
Token: SeRemoteShutdownPrivilege	576	WMIC.exe
Token: SeUndockPrivilege	576	WMIC.exe
Token: SeManageVolumePrivilege	576	WMIC.exe
Token: 33	576	WMIC.exe
Token: 34	576	WMIC.exe
Token: 35	576	WMIC.exe
Token: SeBackupPrivilege	2664	wbengine.exe
Token: SeRestorePrivilege	2664	wbengine.exe
Token: SeSecurityPrivilege	2664	wbengine.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 1052 wrote to memory of 2868	1052	486f2eb64908f44b45220dd70aba4f6aacdf5208282c654d5ecb028b7ab8d1cd.exe	28
PID 1052 wrote to memory of 2868	1052	486f2eb64908f44b45220dd70aba4f6aacdf5208282c654d5ecb028b7ab8d1cd.exe	28
PID 1052 wrote to memory of 2868	1052	486f2eb64908f44b45220dd70aba4f6aacdf5208282c654d5ecb028b7ab8d1cd.exe	28
PID 2868 wrote to memory of 2540	2868	svchost.exe	29
PID 2868 wrote to memory of 2540	2868	svchost.exe	29
PID 2868 wrote to memory of 2540	2868	svchost.exe	29
PID 2540 wrote to memory of 2880	2540	cmd.exe	31
PID 2540 wrote to memory of 2880	2540	cmd.exe	31
PID 2540 wrote to memory of 2880	2540	cmd.exe	31
PID 2540 wrote to memory of 576	2540	cmd.exe	34
PID 2540 wrote to memory of 576	2540	cmd.exe	34
PID 2540 wrote to memory of 576	2540	cmd.exe	34
PID 2868 wrote to memory of 2316	2868	svchost.exe	36
PID 2868 wrote to memory of 2316	2868	svchost.exe	36
PID 2868 wrote to memory of 2316	2868	svchost.exe	36
PID 2316 wrote to memory of 836	2316	cmd.exe	38
PID 2316 wrote to memory of 836	2316	cmd.exe	38
PID 2316 wrote to memory of 836	2316	cmd.exe	38
PID 2316 wrote to memory of 1308	2316	cmd.exe	39
PID 2316 wrote to memory of 1308	2316	cmd.exe	39
PID 2316 wrote to memory of 1308	2316	cmd.exe	39
PID 2868 wrote to memory of 2000	2868	svchost.exe	40
PID 2868 wrote to memory of 2000	2868	svchost.exe	40
PID 2868 wrote to memory of 2000	2868	svchost.exe	40
PID 2000 wrote to memory of 1816	2000	cmd.exe	42
PID 2000 wrote to memory of 1816	2000	cmd.exe	42
PID 2000 wrote to memory of 1816	2000	cmd.exe	42
PID 2868 wrote to memory of 3048	2868	svchost.exe	48
PID 2868 wrote to memory of 3048	2868	svchost.exe	48
PID 2868 wrote to memory of 3048	2868	svchost.exe	48

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012
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\486f2eb64908f44b45220dd70aba4f6aacdf5208282c654d5ecb028b7ab8d1cd.exe
"C:\Users\Admin\AppData\Local\Temp\486f2eb64908f44b45220dd70aba4f6aacdf5208282c654d5ecb028b7ab8d1cd.exe"
1⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1052
- C:\Users\Admin\AppData\Roaming\svchost.exe
  "C:\Users\Admin\AppData\Roaming\svchost.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - Sets desktop wallpaper using registry
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2868
- - C:\Windows\System32\cmd.exe
    "C:\Windows\System32\cmd.exe" /C vssadmin delete shadows /all /quiet & wmic shadowcopy delete
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2540
  - - C:\Windows\system32\vssadmin.exe
      vssadmin delete shadows /all /quiet
      4⤵
      Interacts with shadow copies
      PID:2880
  - - C:\Windows\System32\Wbem\WMIC.exe
      wmic shadowcopy delete
      4⤵
      Suspicious use of AdjustPrivilegeToken
      PID:576
- - C:\Windows\System32\cmd.exe
    "C:\Windows\System32\cmd.exe" /C bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2316
  - - C:\Windows\system32\bcdedit.exe
      bcdedit /set {default} bootstatuspolicy ignoreallfailures
      4⤵
      Modifies boot configuration data using bcdedit
      PID:836
  - - C:\Windows\system32\bcdedit.exe
      bcdedit /set {default} recoveryenabled no
      4⤵
      Modifies boot configuration data using bcdedit
      PID:1308
- - C:\Windows\System32\cmd.exe
    "C:\Windows\System32\cmd.exe" /C wbadmin delete catalog -quiet
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2000
  - - C:\Windows\system32\wbadmin.exe
      wbadmin delete catalog -quiet
      4⤵
      Deletes backup catalog
      PID:1816
- - C:\Windows\system32\NOTEPAD.EXE
    "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Roaming\ReadMeForDecrypt.txt
    3⤵
    - Opens file in notepad (likely ransom note)
    PID:3048

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2628

C:\Windows\system32\wbengine.exe
"C:\Windows\system32\wbengine.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2664

C:\Windows\System32\vdsldr.exe
C:\Windows\System32\vdsldr.exe -Embedding
1⤵
PID:1984

C:\Windows\System32\vds.exe
C:\Windows\System32\vds.exe
1⤵
PID:1996

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Defacement

T1491

Inhibit System Recovery

T1490

Replay Monitor

Loading Replay Monitor...

Downloads

ReadMeForDecrypt.txt

Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad\ReadMeForDecrypt.txt
Size 4KB
SHA256 36138fc2f3adcca70aebd68c03d7a13f9e379dae2eae70ea35fd588916fa2656
MD5 d4db6d273d98cc61baace7ef41316f07
SHA1 5f79024e8c5e75ba48aeeecbc74375c59634bacf
SHA512 a36db243b8302cd8d0516d441d147a5d0ccf6b09b833e5d3dc45fa572f1a7f8b11db8f8aab1f5f69c995872cbd3922c8f500098ba50576ea93bac583193932b6
SSDEEP 96:LKb1qZMgaBNqQIdcvI3q4M2yAGsRPxIov1:OJKgT1nV2yN0Pn1
MD5 SHA1 SHA512 SSDEEP

Submit Download

settings.dat

Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad\settings.dat
Size 1B
SHA256 8a8de823d5ed3e12746a62ef169bcf372be0ca44f0a1236abc35df05d96928e1
MD5 d1457b72c3fb323a2671125aef3eab5d
SHA1 5bab61eb53176449e25c2c82f172b82cb13ffb9d
SHA512 ca63c07ad35d8c9fb0c92d6146759b122d4ec5d3f67ebe2f30ddb69f9e6c9fd3bf31a5e408b08f1d4d9cd68120cced9e57f010bef3cde97653fed5470da7d1a0
MD5 SHA1 SHA512

Submit Download

svchost.exe

Path C:\Users\Admin\AppData\Roaming\svchost.exe
Size 1.2MB
SHA256 efee72ef931113405a93d278893f9ad0dd1c80585731b38cb651a4874961cbb2
MD5 9ea4e29bc9e30bfc3e6700a8a7b528bc
SHA1 e746ab4e69c7fdae6a7264c6c950734e1b00afa9
SHA512 d319c4066f238d0a75a75c4b4678f15f14836219df6f679910b7cbbc53a59832bd096049be7d065f2016851186abff08850f86564c3dd85b87a0571e0e3ea249
SSDEEP 12288:1f5vjIkh/5fp2qdtmBclD6mUv3n1nNVdUwTtMk+HO2ptPMZ5t0B8JO/rlaBNZTTZ:1R8ohgv/l9vmz4oHrATOIrmsmgXz2S
MD5 SHA1 SHA512 SSDEEP

Submit Download

svchost.exe

Path C:\Users\Admin\AppData\Roaming\svchost.exe
Size 2.0MB
SHA256 486f2eb64908f44b45220dd70aba4f6aacdf5208282c654d5ecb028b7ab8d1cd
MD5 cd8abb94bc38da2b38c58f64d4d608be
SHA1 8d11d65d0cec74f0ce9b6137b7c76ef38b9d75d4
SHA512 cad217dc9dc7858b2d2f36d6f0af35a6f5036d1d7d7c8782692922d48a9ce2743b0200838ddc9f1a7c967042bc0c243ba4d3c8468a86a1617340a946beae3747
SSDEEP 24576:1R8ohgv/l9vmz4oHrATOIrmsmgXz2uMpVg20hVfXQ:PQmfEhVfXQ
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/1052-0-0x00000000012F0000-0x00000000014FA000-memory.dmp

Download

memory/1052-1-0x000007FEF5690000-0x000007FEF607C000-memory.dmp

Download

memory/1052-2-0x000000001B340000-0x000000001B3C0000-memory.dmp

Download

memory/1052-8-0x000007FEF5690000-0x000007FEF607C000-memory.dmp

Download

memory/2868-9-0x0000000001190000-0x000000000139A000-memory.dmp

Download

memory/2868-10-0x000007FEF5690000-0x000007FEF607C000-memory.dmp

Download

memory/2868-11-0x0000000000F20000-0x0000000000FA0000-memory.dmp

Download

memory/2868-775-0x000007FEF5690000-0x000007FEF607C000-memory.dmp

Download