Malware Analysis Report

2024-08-06 16:04

Sample ID 240423-crlezsbf71
Target main.exe
SHA256 b7e12bf54356d831e3d7b5e10b0c1782a3e2feb29dd6ed3857c3922d2b48c7c1
Tags
chaos evasion ransomware spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

b7e12bf54356d831e3d7b5e10b0c1782a3e2feb29dd6ed3857c3922d2b48c7c1

Threat Level: Known bad

The file main.exe was found to be: Known bad.

Malicious Activity Summary

chaos evasion ransomware spyware stealer

Chaos

Chaos Ransomware

Chaos family

Modifies boot configuration data using bcdedit

Deletes shadow copies

Deletes backup catalog

Executes dropped EXE

Drops startup file

Reads user/profile data of web browsers

Checks computer location settings

Drops desktop.ini file(s)

Sets desktop wallpaper using registry

Enumerates physical storage devices

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: AddClipboardFormatListener

Suspicious use of WriteProcessMemory

Opens file in notepad (likely ransom note)

Checks SCSI registry key(s)

Uses Volume Shadow Copy service COM API

Interacts with shadow copies

Uses Task Scheduler COM API

Modifies registry class

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Command and Scripting Interpreter
T1059
Persistence
TA0003
Privilege Escalation
TA0004
Defense Evasion
TA0005
Indicator Removal
T1070
File Deletion
T1070.004
Modify Registry
T1112
Credential Access
TA0006
Unsecured Credentials
T1552
Credentials In Files
T1552.001
Discovery
TA0007
Query Registry
T1012
System Information Discovery
T1082
Peripheral Device Discovery
T1120
Lateral Movement
TA0008
Collection
TA0009
Data from Local System
T1005
Exfiltration
TA0010
Command and Control
TA0011
Impact
TA0040
Inhibit System Recovery
T1490
Defacement
T1491
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2024-04-23 02:18

Signatures

Chaos Ransomware

Description Indicator Process Target
N/A N/A N/A N/A

Chaos family

chaos

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-23 02:18

Reported

2024-04-23 02:21

Platform

win10v2004-20240412-en

Max time kernel

150s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\main.exe"

Signatures

Chaos

ransomware chaos

Chaos Ransomware

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Deletes shadow copies

ransomware

Modifies boot configuration data using bcdedit

ransomware evasion
Description Indicator Process Target
N/A N/A C:\Windows\system32\bcdedit.exe N/A
N/A N/A C:\Windows\system32\bcdedit.exe N/A

Deletes backup catalog

ransomware
Description Indicator Process Target
N/A N/A C:\Windows\system32\wbadmin.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Roaming\svchost.exe N/A
Key value queried \REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\main.exe N/A

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Message.txt C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.url C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A

Reads user/profile data of web browsers

spyware stealer

Drops desktop.ini file(s)

Description Indicator Process Target
File opened for modification C:\Users\Admin\Saved Games\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AccountPictures\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Libraries\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Public\Desktop\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\Documents\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\Pictures\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Public\Documents\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\Searches\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Public\Music\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\OneDrive\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Public\Videos\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification F:\$RECYCLE.BIN\S-1-5-21-259785868-298165991-4178590326-1000\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\Favorites\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\Downloads\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\Videos\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\System Tools\Desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\Desktop\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\Links\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\Pictures\Camera Roll\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\Contacts\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\Pictures\Saved Pictures\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\Music\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessibility\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Public\Pictures\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A

Sets desktop wallpaper using registry

ransomware
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ohslu74u3.jpg" C:\Users\Admin\AppData\Roaming\svchost.exe N/A

Enumerates physical storage devices

Checks SCSI registry key(s)

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_DADY&PROD_HARDDISK\4&215468A5&0&000000 C:\Windows\System32\vds.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\FriendlyName C:\Windows\System32\vds.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_QEMU&PROD_QEMU_DVD-ROM\4&215468A5&0&010000 C:\Windows\System32\vds.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\FriendlyName C:\Windows\System32\vds.exe N/A

Interacts with shadow copies

ransomware
Description Indicator Process Target
N/A N/A C:\Windows\system32\vssadmin.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000_Classes\Local Settings C:\Users\Admin\AppData\Roaming\svchost.exe N/A

Opens file in notepad (likely ransom note)

ransomware
Description Indicator Process Target
N/A N/A C:\Windows\system32\NOTEPAD.EXE N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\main.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\main.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\main.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\main.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\main.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\main.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\main.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\main.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\main.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\main.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\main.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\main.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\main.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\main.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\main.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\main.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\main.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\main.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\main.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\main.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\main.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\main.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\main.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\main.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\main.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\svchost.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeAuditPrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: 33 N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: 34 N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: 35 N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: 36 N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: 33 N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: 34 N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: 35 N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: 36 N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\wbengine.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\wbengine.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\system32\wbengine.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3888 wrote to memory of 4236 N/A C:\Users\Admin\AppData\Local\Temp\main.exe C:\Users\Admin\AppData\Roaming\svchost.exe
PID 3888 wrote to memory of 4236 N/A C:\Users\Admin\AppData\Local\Temp\main.exe C:\Users\Admin\AppData\Roaming\svchost.exe
PID 4236 wrote to memory of 4376 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 4236 wrote to memory of 4376 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 4376 wrote to memory of 724 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\vssadmin.exe
PID 4376 wrote to memory of 724 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\vssadmin.exe
PID 4376 wrote to memory of 3600 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\Wbem\WMIC.exe
PID 4376 wrote to memory of 3600 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\Wbem\WMIC.exe
PID 4236 wrote to memory of 3136 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 4236 wrote to memory of 3136 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 3136 wrote to memory of 4176 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 3136 wrote to memory of 4176 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 3136 wrote to memory of 5052 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 3136 wrote to memory of 5052 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 4236 wrote to memory of 3724 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 4236 wrote to memory of 3724 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 3724 wrote to memory of 1560 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\wbadmin.exe
PID 3724 wrote to memory of 1560 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\wbadmin.exe
PID 4236 wrote to memory of 4084 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\system32\NOTEPAD.EXE
PID 4236 wrote to memory of 4084 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\system32\NOTEPAD.EXE

Uses Task Scheduler COM API

persistence

Uses Volume Shadow Copy service COM API

ransomware

Processes

C:\Users\Admin\AppData\Local\Temp\main.exe

"C:\Users\Admin\AppData\Local\Temp\main.exe"

C:\Users\Admin\AppData\Roaming\svchost.exe

"C:\Users\Admin\AppData\Roaming\svchost.exe"

C:\Windows\System32\cmd.exe

"C:\Windows\System32\cmd.exe" /C vssadmin delete shadows /all /quiet & wmic shadowcopy delete

C:\Windows\system32\vssadmin.exe

vssadmin delete shadows /all /quiet

C:\Windows\system32\vssvc.exe

C:\Windows\system32\vssvc.exe

C:\Windows\System32\Wbem\WMIC.exe

wmic shadowcopy delete

C:\Windows\System32\cmd.exe

"C:\Windows\System32\cmd.exe" /C bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no

C:\Windows\system32\bcdedit.exe

bcdedit /set {default} bootstatuspolicy ignoreallfailures

C:\Windows\system32\bcdedit.exe

bcdedit /set {default} recoveryenabled no

C:\Windows\System32\cmd.exe

"C:\Windows\System32\cmd.exe" /C wbadmin delete catalog -quiet

C:\Windows\system32\wbadmin.exe

wbadmin delete catalog -quiet

C:\Windows\system32\wbengine.exe

"C:\Windows\system32\wbengine.exe"

C:\Windows\System32\vdsldr.exe

C:\Windows\System32\vdsldr.exe -Embedding

C:\Windows\System32\vds.exe

C:\Windows\System32\vds.exe

C:\Windows\system32\NOTEPAD.EXE

"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Roaming\Message.txt

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 240.143.123.92.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 156.33.209.4.in-addr.arpa udp
US 8.8.8.8:53 21.114.53.23.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 154.173.246.72.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 24.139.73.23.in-addr.arpa udp
US 8.8.8.8:53 200.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 65.139.73.23.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 14.251.17.2.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 33.66.18.2.in-addr.arpa udp
US 8.8.8.8:53 93.65.42.20.in-addr.arpa udp

Files

memory/3888-0-0x00000000007E0000-0x0000000000838000-memory.dmp

memory/3888-1-0x00007FF93DDE0000-0x00007FF93E8A1000-memory.dmp

C:\Users\Admin\AppData\Roaming\svchost.exe

MD5 3736a823e68e0624d6a97e26404912c9
SHA1 3dc5eac263f2a10eefe1f4d16932623aabdcecc3
SHA256 b7e12bf54356d831e3d7b5e10b0c1782a3e2feb29dd6ed3857c3922d2b48c7c1
SHA512 902955e4c95a5d8840b0ced7cfb4838b59a75f5a87ec694d426c01476c3f64974039d4f6310464777adc78d433a0dd455092db0a8d27381146351be931143cfb

memory/3888-14-0x00007FF93DDE0000-0x00007FF93E8A1000-memory.dmp

memory/4236-15-0x00007FF93DDE0000-0x00007FF93E8A1000-memory.dmp

C:\Users\Admin\Documents\Message.txt

MD5 b8b46623ec2a4663bfa674b882ebccb6
SHA1 108262bba5d25b970796e50c6c25c652ba8d8b59
SHA256 41764b00cbe89f3a57b8124cf2ce510fcb19ec6c82c40483094da027b3ef660b
SHA512 0b7727e6285dc4b4b625ef072eff93a2a9b283ec0a4e5dcdf1e465522b50fecfc1e0f3da9983ea3cd9c8372463e174526cdad263890dcd551badc2257018fea6

memory/4236-477-0x00007FF93DDE0000-0x00007FF93E8A1000-memory.dmp