Malware Analysis Report

2024-10-23 19:52

Sample ID 241001-k65fea1glj
Target 2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry
SHA256 655af83c416e54c0033283718dbc60d3896e3dc46abc3c514f7584e09f169d6e
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

655af83c416e54c0033283718dbc60d3896e3dc46abc3c514f7584e09f169d6e

Threat Level: Known bad

The file 2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry was found to be: Known bad.

Malicious Activity Summary

chaos evasion ransomware spyware stealer

Chaos Ransomware

Chaos family

Chaos

Modifies boot configuration data using bcdedit

Deletes backup catalog

Checks computer location settings

Reads user/profile data of web browsers

Drops startup file

Executes dropped EXE

Drops desktop.ini file(s)

Enumerates physical storage devices

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Modifies registry class

Checks SCSI registry key(s)

Uses Task Scheduler COM API

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: AddClipboardFormatListener

Opens file in notepad (likely ransom note)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-01 09:13

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

2024-10-01 09:13

Reported

2024-10-01 09:16

Platform

win7-20240903-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.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

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

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_it.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\Desktop\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\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 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\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini C:\Users\Admin\AppData\Roaming\svchost.exe N/A
File opened for modification F:\$RECYCLE.BIN\S-1-5-21-1846800975-3917212583-2893086201-1000\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\Admin\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\Public\Pictures\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\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\System Tools\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\Contacts\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\Favorites\Links\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\Searches\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\Accessories\Accessibility\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 C:\Users\Public\Videos\Sample Videos\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\Favorites\Links for United States\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\Public\Documents\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\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

Enumerates physical storage devices

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\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\svchost.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 1688 wrote to memory of 2324 N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe C:\Users\Admin\AppData\Roaming\svchost.exe
PID 1688 wrote to memory of 2324 N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe C:\Users\Admin\AppData\Roaming\svchost.exe
PID 1688 wrote to memory of 2324 N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe C:\Users\Admin\AppData\Roaming\svchost.exe
PID 2324 wrote to memory of 1692 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 2324 wrote to memory of 1692 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 2324 wrote to memory of 1692 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 1692 wrote to memory of 2520 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 1692 wrote to memory of 2520 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 1692 wrote to memory of 2520 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 1692 wrote to memory of 776 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 1692 wrote to memory of 776 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 1692 wrote to memory of 776 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 2324 wrote to memory of 1996 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 2324 wrote to memory of 1996 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 2324 wrote to memory of 1996 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 1996 wrote to memory of 2728 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\wbadmin.exe
PID 1996 wrote to memory of 2728 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\wbadmin.exe
PID 1996 wrote to memory of 2728 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\wbadmin.exe
PID 2324 wrote to memory of 1356 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\system32\NOTEPAD.EXE
PID 2324 wrote to memory of 1356 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\system32\NOTEPAD.EXE
PID 2324 wrote to memory of 1356 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\system32\NOTEPAD.EXE

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe

"C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.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 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_it.txt

Network

N/A

Files

memory/1688-0-0x000007FEF5E33000-0x000007FEF5E34000-memory.dmp

memory/1688-1-0x0000000001310000-0x000000000131C000-memory.dmp

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

MD5 72bb11e1799d5dcb0b9ae6c2750f923d
SHA1 c9f45baac0cddc65eeb7b412c4f5b4ac397e3ef2
SHA256 655af83c416e54c0033283718dbc60d3896e3dc46abc3c514f7584e09f169d6e
SHA512 af7673f779b0f9dc70baf3a3744751df893b43645339e0437124e7ff9e2374d62da350050e319e2e68750265542b017c00bbaa96ed7a7ccd73dab8d8d16647bd

memory/2324-7-0x0000000001390000-0x000000000139C000-memory.dmp

memory/2324-9-0x000007FEF5E30000-0x000007FEF681C000-memory.dmp

memory/2324-18-0x000007FEF5E30000-0x000007FEF681C000-memory.dmp

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

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

memory/2324-491-0x000007FEF5E30000-0x000007FEF681C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-01 09:13

Reported

2024-10-01 09:16

Platform

win10v2004-20240802-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.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

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-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe N/A
Key value queried \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\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\read_it.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\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\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\Admin\Pictures\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\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\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\Public\Documents\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\Desktop\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\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\System Tools\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-1-5-21-4182098368-2521458979-3782681353-1000\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\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\Accessibility\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\Pictures\Camera Roll\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\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\Contacts\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\Searches\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\AppData\Roaming\Microsoft\Windows\Libraries\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\Links\desktop.ini 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_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\FriendlyName C:\Windows\System32\vds.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_WDC&PROD_WDS100T2B0A\4&215468A5&0&000000 C:\Windows\System32\vds.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\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

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000_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\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.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\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\svchost.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 1792 wrote to memory of 3612 N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe C:\Users\Admin\AppData\Roaming\svchost.exe
PID 1792 wrote to memory of 3612 N/A C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe C:\Users\Admin\AppData\Roaming\svchost.exe
PID 3612 wrote to memory of 4560 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 3612 wrote to memory of 4560 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 4560 wrote to memory of 4640 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 4560 wrote to memory of 4640 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 4560 wrote to memory of 4244 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 4560 wrote to memory of 4244 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 3612 wrote to memory of 1836 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 3612 wrote to memory of 1836 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\System32\cmd.exe
PID 1836 wrote to memory of 860 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\wbadmin.exe
PID 1836 wrote to memory of 860 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\wbadmin.exe
PID 3612 wrote to memory of 3560 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\system32\NOTEPAD.EXE
PID 3612 wrote to memory of 3560 N/A C:\Users\Admin\AppData\Roaming\svchost.exe C:\Windows\system32\NOTEPAD.EXE

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.exe

"C:\Users\Admin\AppData\Local\Temp\2024100172bb11e1799d5dcb0b9ae6c2750f923dchaosdestroyerwannacry.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 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_it.txt

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp

Files

memory/1792-0-0x00007FFC9A043000-0x00007FFC9A045000-memory.dmp

memory/1792-1-0x00000000009B0000-0x00000000009BC000-memory.dmp

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

MD5 72bb11e1799d5dcb0b9ae6c2750f923d
SHA1 c9f45baac0cddc65eeb7b412c4f5b4ac397e3ef2
SHA256 655af83c416e54c0033283718dbc60d3896e3dc46abc3c514f7584e09f169d6e
SHA512 af7673f779b0f9dc70baf3a3744751df893b43645339e0437124e7ff9e2374d62da350050e319e2e68750265542b017c00bbaa96ed7a7ccd73dab8d8d16647bd

memory/3612-14-0x00007FFC9A040000-0x00007FFC9AB01000-memory.dmp

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

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

memory/3612-510-0x00007FFC9A040000-0x00007FFC9AB01000-memory.dmp