Malware Analysis Report

2025-06-16 06:23

Sample ID 230907-tz4d7sbf9z
Target JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704
SHA256 8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704
Tags
chaos evasion ransomware spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704

Threat Level: Known bad

The file JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704 was found to be: Known bad.

Malicious Activity Summary

chaos evasion ransomware spyware stealer

Chaos family

Chaos

Chaos Ransomware

Renames multiple (194) files with added filename extension

Renames multiple (213) files with added filename extension

Modifies boot configuration data using bcdedit

Deletes shadow copies

Deletes backup catalog

Checks computer location settings

Drops startup file

Executes dropped EXE

Reads user/profile data of web browsers

Drops desktop.ini file(s)

Sets desktop wallpaper using registry

Enumerates physical storage devices

Unsigned PE

Modifies registry class

Checks SCSI registry key(s)

Suspicious use of WriteProcessMemory

Uses Volume Shadow Copy service COM API

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: AddClipboardFormatListener

Interacts with shadow copies

Suspicious use of AdjustPrivilegeToken

Uses Task Scheduler COM API

Opens file in notepad (likely ransom note)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-09-07 16:30

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

2023-09-07 16:30

Reported

2023-09-07 16:33

Platform

win7-20230831-en

Max time kernel

119s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.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
N/A N/A N/A N/A
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

Renames multiple (213) files with added filename extension

ransomware

Deletes backup catalog

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

Drops startup file

Description Indicator Process Target
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
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\read_me.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

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\Videos\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\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\Public\Videos\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\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\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\Public\Desktop\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\Downloads\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
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\Start Menu\Programs\Accessories\System Tools\Desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Public\Videos\Sample Videos\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\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\Pictures\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Public\Pictures\Sample Pictures\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification F:\$RECYCLE.BIN\S-1-5-21-686452656-3203474025-4140627569-1000\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Public\Music\Sample Music\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\Accessibility\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\Music\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification C:\Users\Admin\Favorites\Links for United States\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\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\Libraries\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\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\Documents\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-1-5-21-686452656-3203474025-4140627569-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\9ddaew68d.jpg" C:\Users\Admin\AppData\Roaming\svchost.exe N/A

Enumerates physical storage devices

Interacts with shadow copies

ransomware
Description Indicator Process Target
N/A N/A C:\Windows\system32\vssadmin.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 use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.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: 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: 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 2968 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe C:\Users\Admin\AppData\Roaming\svchost.exe
PID 2968 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe C:\Users\Admin\AppData\Roaming\svchost.exe
PID 2968 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe C:\Users\Admin\AppData\Roaming\svchost.exe
PID 1684 wrote to memory of 1724 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 1684 wrote to memory of 1724 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 1684 wrote to memory of 1724 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 1724 wrote to memory of 1584 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\vssadmin.exe
PID 1724 wrote to memory of 1584 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\vssadmin.exe
PID 1724 wrote to memory of 1584 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\vssadmin.exe
PID 1724 wrote to memory of 2752 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\Wbem\WMIC.exe
PID 1724 wrote to memory of 2752 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\Wbem\WMIC.exe
PID 1724 wrote to memory of 2752 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\Wbem\WMIC.exe
PID 1684 wrote to memory of 2840 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 1684 wrote to memory of 2840 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 1684 wrote to memory of 2840 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 2840 wrote to memory of 2020 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 2840 wrote to memory of 2020 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 2840 wrote to memory of 2020 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 2840 wrote to memory of 2564 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 2840 wrote to memory of 2564 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 2840 wrote to memory of 2564 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 1684 wrote to memory of 2848 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 1684 wrote to memory of 2848 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 1684 wrote to memory of 2848 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 2848 wrote to memory of 552 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\wbadmin.exe
PID 2848 wrote to memory of 552 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\wbadmin.exe
PID 2848 wrote to memory of 552 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\wbadmin.exe
PID 1684 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\system32\NOTEPAD.EXE
PID 1684 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\system32\NOTEPAD.EXE
PID 1684 wrote to memory of 2320 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\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe

"C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.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\read_me.txt

Network

N/A

Files

memory/2968-0-0x0000000000F70000-0x0000000000F92000-memory.dmp

memory/2968-1-0x000007FEF5BE0000-0x000007FEF65CC000-memory.dmp

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

MD5 b3fe2335d478192118f666c1afb912e2
SHA1 7589ddded869857c8aefe416f984e68a3c8da99b
SHA256 8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704
SHA512 542eba645bc8237470e9eb6bac47462c91737da183321a3a357295c1d05e0bd7a511073280cfc2f562042e7d10b0b907ac4cc852882e415ecf25556488160bb6

memory/1684-7-0x0000000000980000-0x00000000009A2000-memory.dmp

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

MD5 b3fe2335d478192118f666c1afb912e2
SHA1 7589ddded869857c8aefe416f984e68a3c8da99b
SHA256 8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704
SHA512 542eba645bc8237470e9eb6bac47462c91737da183321a3a357295c1d05e0bd7a511073280cfc2f562042e7d10b0b907ac4cc852882e415ecf25556488160bb6

memory/1684-8-0x000007FEF5BE0000-0x000007FEF65CC000-memory.dmp

memory/1684-10-0x0000000000650000-0x00000000006D0000-memory.dmp

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

MD5 4217b8b83ce3c3f70029a056546f8fd0
SHA1 487cdb5733d073a0427418888e8f7070fe782a03
SHA256 7d767e907be373c680d1f7884d779588eb643bebb3f27bf3b5ed4864aa4d8121
SHA512 2a58c99fa52f99c276e27eb98aef2ce1205f16d1e37b7e87eb69e9ecda22b578195a43f1a7f70fead6ba70421abf2f85c917551c191536eaf1f3011d3d24f740

memory/2968-473-0x000007FEF5BE0000-0x000007FEF65CC000-memory.dmp

memory/1684-487-0x000007FEF5BE0000-0x000007FEF65CC000-memory.dmp

memory/1684-488-0x0000000000650000-0x00000000006D0000-memory.dmp

C:\Users\Admin\AppData\Roaming\read_me.txt

MD5 4217b8b83ce3c3f70029a056546f8fd0
SHA1 487cdb5733d073a0427418888e8f7070fe782a03
SHA256 7d767e907be373c680d1f7884d779588eb643bebb3f27bf3b5ed4864aa4d8121
SHA512 2a58c99fa52f99c276e27eb98aef2ce1205f16d1e37b7e87eb69e9ecda22b578195a43f1a7f70fead6ba70421abf2f85c917551c191536eaf1f3011d3d24f740

Analysis: behavioral2

Detonation Overview

Submitted

2023-09-07 16:30

Reported

2023-09-07 16:33

Platform

win10v2004-20230831-en

Max time kernel

142s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.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
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

Renames multiple (194) files with added filename extension

ransomware

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-1-5-21-528036852-1341495193-1175965888-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe N/A
Key value queried \REGISTRY\USER\S-1-5-21-528036852-1341495193-1175965888-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Roaming\svchost.exe N/A

Drops startup file

Description Indicator Process Target
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
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\read_me.txt 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\Links\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\Favorites\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\Public\Music\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\Videos\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\Searches\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\Admin\Contacts\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\Windows\Start Menu\Programs\Accessories\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\Saved Games\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\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\Administrative Tools\desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification F:\$RECYCLE.BIN\S-1-5-21-528036852-1341495193-1175965888-1000\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\Downloads\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\Public\Pictures\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\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\System 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\Desktop\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\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\Videos\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\Admin\Pictures\Camera Roll\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

Sets desktop wallpaper using registry

ransomware
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-528036852-1341495193-1175965888-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2kaxl8w5y.jpg" C:\Users\Admin\AppData\Roaming\svchost.exe N/A

Enumerates physical storage devices

Checks SCSI registry key(s)

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_DADY_DVD-ROM\4&215468a5&0&010000\FriendlyName C:\Windows\System32\vds.exe N/A
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_DADY&PROD_DADY_DVD-ROM\4&215468A5&0&010000 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-1-5-21-528036852-1341495193-1175965888-1000_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\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.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\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.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 2556 wrote to memory of 876 N/A C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe C:\Users\Admin\AppData\Roaming\svchost.exe
PID 2556 wrote to memory of 876 N/A C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe C:\Users\Admin\AppData\Roaming\svchost.exe
PID 876 wrote to memory of 4392 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 876 wrote to memory of 4392 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 4392 wrote to memory of 964 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\vssadmin.exe
PID 4392 wrote to memory of 964 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\vssadmin.exe
PID 4392 wrote to memory of 1960 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\Wbem\WMIC.exe
PID 4392 wrote to memory of 1960 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\Wbem\WMIC.exe
PID 876 wrote to memory of 4540 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 876 wrote to memory of 4540 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 4540 wrote to memory of 1276 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 4540 wrote to memory of 1276 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 4540 wrote to memory of 4112 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 4540 wrote to memory of 4112 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 876 wrote to memory of 3136 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 876 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 4292 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\wbadmin.exe
PID 3136 wrote to memory of 4292 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\wbadmin.exe
PID 876 wrote to memory of 4784 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\system32\NOTEPAD.EXE
PID 876 wrote to memory of 4784 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\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.exe

"C:\Users\Admin\AppData\Local\Temp\JC_8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704.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\read_me.txt

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 126.186.247.8.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 126.24.238.8.in-addr.arpa udp
US 8.8.8.8:53 121.252.72.23.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 126.38.238.8.in-addr.arpa udp
US 8.8.8.8:53 88.65.42.20.in-addr.arpa udp

Files

memory/2556-0-0x0000000000FF0000-0x0000000001012000-memory.dmp

memory/2556-1-0x00007FF822900000-0x00007FF8233C1000-memory.dmp

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

MD5 b3fe2335d478192118f666c1afb912e2
SHA1 7589ddded869857c8aefe416f984e68a3c8da99b
SHA256 8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704
SHA512 542eba645bc8237470e9eb6bac47462c91737da183321a3a357295c1d05e0bd7a511073280cfc2f562042e7d10b0b907ac4cc852882e415ecf25556488160bb6

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

MD5 b3fe2335d478192118f666c1afb912e2
SHA1 7589ddded869857c8aefe416f984e68a3c8da99b
SHA256 8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704
SHA512 542eba645bc8237470e9eb6bac47462c91737da183321a3a357295c1d05e0bd7a511073280cfc2f562042e7d10b0b907ac4cc852882e415ecf25556488160bb6

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

MD5 b3fe2335d478192118f666c1afb912e2
SHA1 7589ddded869857c8aefe416f984e68a3c8da99b
SHA256 8901d677b018bce45fea80e396e5d02543f9c1bd0ee35e10269aba3a04ef9704
SHA512 542eba645bc8237470e9eb6bac47462c91737da183321a3a357295c1d05e0bd7a511073280cfc2f562042e7d10b0b907ac4cc852882e415ecf25556488160bb6

memory/876-15-0x00007FF822900000-0x00007FF8233C1000-memory.dmp

memory/2556-14-0x00007FF822900000-0x00007FF8233C1000-memory.dmp

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

MD5 4217b8b83ce3c3f70029a056546f8fd0
SHA1 487cdb5733d073a0427418888e8f7070fe782a03
SHA256 7d767e907be373c680d1f7884d779588eb643bebb3f27bf3b5ed4864aa4d8121
SHA512 2a58c99fa52f99c276e27eb98aef2ce1205f16d1e37b7e87eb69e9ecda22b578195a43f1a7f70fead6ba70421abf2f85c917551c191536eaf1f3011d3d24f740

memory/876-452-0x00007FF822900000-0x00007FF8233C1000-memory.dmp

C:\Users\Admin\AppData\Roaming\read_me.txt

MD5 4217b8b83ce3c3f70029a056546f8fd0
SHA1 487cdb5733d073a0427418888e8f7070fe782a03
SHA256 7d767e907be373c680d1f7884d779588eb643bebb3f27bf3b5ed4864aa4d8121
SHA512 2a58c99fa52f99c276e27eb98aef2ce1205f16d1e37b7e87eb69e9ecda22b578195a43f1a7f70fead6ba70421abf2f85c917551c191536eaf1f3011d3d24f740