Analysis
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max time kernel
150s -
max time network
273s -
platform
windows10-2004_x64 -
resource
win10v2004-20240730-en -
resource tags
arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system -
submitted
31-07-2024 22:01
Behavioral task
behavioral1
Sample
chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe
Resource
win7-20240705-en
windows7-x64
22 signatures
300 seconds
Behavioral task
behavioral2
Sample
chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe
Resource
win10v2004-20240730-en
windows10-2004-x64
25 signatures
300 seconds
General
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Target
chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe
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Size
1.3MB
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MD5
840eb9e50c131322605c5ea90ae1312f
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SHA1
fc9548f91123e05196dad6bcab11d29abd01500c
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SHA256
f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038
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SHA512
8e37c5890089bf1997e1c4c777a92f71eae9a86f11d1fb3cb3671dfa8c15c4365ed1f8811e6aae4d31f0fe73c1960b142f684a5274f086491f7d238a79313ffe
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SSDEEP
12288:75gafkW6xqP9iz8ZW29ohk3qHS/6gOHeA/MBU/7x5qDyNjC9Ha1DKs5y6blZRjHe:7Db/s/MSldTzfY/YRSv225PUXW8iF
Malware Config
Signatures
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Chaos
Ransomware family first seen in June 2021.
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Chaos Ransomware 2 IoCs
resource yara_rule behavioral2/memory/2364-0-0x0000000000E60000-0x0000000000FB2000-memory.dmp family_chaos behavioral2/files/0x000a000000023484-7.dat family_chaos -
Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Modifies boot configuration data using bcdedit 1 TTPs 2 IoCs
pid Process 1916 bcdedit.exe 2740 bcdedit.exe -
Renames multiple (190) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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pid Process 2984 wbadmin.exe -
Disables Task Manager via registry modification
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3774859476-2260090144-3466365324-1000\Control Panel\International\Geo\Nation chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe Key value queried \REGISTRY\USER\S-1-5-21-3774859476-2260090144-3466365324-1000\Control Panel\International\Geo\Nation svchost.exe -
Drops startup file 2 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini svchost.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\read_it.txt svchost.exe -
Executes dropped EXE 1 IoCs
pid Process 704 svchost.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3774859476-2260090144-3466365324-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\UpdateTask = "C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe" svchost.exe -
Drops desktop.ini file(s) 64 IoCs
description ioc Process File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Contacts\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Documents\desktop.ini svchost.exe File opened for modification C:\Users\All Users\Microsoft\Windows\Start Menu\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\desktop.ini svchost.exe File opened for modification C:\Users\All Users\Microsoft\Windows\Start Menu\Programs\Windows PowerShell\desktop.ini svchost.exe File opened for modification C:\Users\Default\AppData\Local\Microsoft\Windows\WinX\Group2\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\Burn\Burn2\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Links\desktop.ini svchost.exe File opened for modification C:\Users\All Users\Microsoft\Windows\Start Menu\Programs\System Tools\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessibility\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\WinX\Group1\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Pictures\Camera Roll\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\desktop.ini svchost.exe File opened for modification C:\Users\Public\AccountPictures\desktop.ini svchost.exe File opened for modification C:\Users\Public\Documents\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Favorites\desktop.ini svchost.exe File opened for modification C:\Users\Admin\OneDrive\desktop.ini svchost.exe File opened for modification C:\Users\Public\Pictures\desktop.ini svchost.exe File opened for modification C:\Users\All Users\Microsoft\Windows\Start Menu\Programs\Accessories\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Pictures\Saved Pictures\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Videos\desktop.ini svchost.exe File opened for modification F:\$RECYCLE.BIN\S-1-5-21-3774859476-2260090144-3466365324-1000\desktop.ini svchost.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\desktop.ini svchost.exe File opened for modification C:\Users\Public\desktop.ini svchost.exe File opened for modification C:\Users\Public\Desktop\desktop.ini svchost.exe File opened for modification C:\Users\Default\AppData\Local\Microsoft\Windows\WinX\Group3\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\History\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini svchost.exe File opened for modification C:\Users\All Users\Microsoft\Windows\Start Menu\Programs\Administrative Tools\desktop.ini svchost.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\desktop.ini svchost.exe File opened for modification C:\Users\Public\Libraries\desktop.ini svchost.exe File opened for modification C:\Users\Public\Music\desktop.ini svchost.exe File opened for modification C:\Users\All Users\Microsoft\Windows\Start Menu\Programs\StartUp\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\desktop.ini svchost.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini svchost.exe File opened for modification C:\Users\Admin\Downloads\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Libraries\desktop.ini svchost.exe File opened for modification C:\Users\Admin\3D Objects\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Searches\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\WinX\Group3\desktop.ini svchost.exe File opened for modification C:\Users\All Users\Microsoft\Windows\Start Menu\Programs\Accessibility\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\desktop.ini svchost.exe File opened for modification C:\Users\Default\AppData\Local\Microsoft\Windows\WinX\Group1\desktop.ini svchost.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessibility\desktop.ini svchost.exe File opened for modification C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\System Tools\Desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\Burn\Burn\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\WinX\Group2\desktop.ini svchost.exe File opened for modification C:\Users\All Users\Microsoft\Windows\Start Menu\Programs\Accessories\System Tools\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini svchost.exe File opened for modification C:\Users\All Users\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\System Tools\Desktop.ini svchost.exe File opened for modification C:\Users\Public\Downloads\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\Burn\Burn1\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Music\desktop.ini svchost.exe File opened for modification C:\Users\All Users\Microsoft\Windows\Start Menu\Programs\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AccountPictures\desktop.ini svchost.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3774859476-2260090144-3466365324-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\0hhshx9qp.jpg" svchost.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks SCSI registry key(s) 3 TTPs 4 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_QEMU&PROD_QEMU_DVD-ROM\4&215468A5&0&010000 vds.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\FriendlyName vds.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_WDC&PROD_WDS100T2B0A\4&215468A5&0&000000 vds.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\FriendlyName vds.exe -
Interacts with shadow copies 3 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
pid Process 5076 vssadmin.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3774859476-2260090144-3466365324-1000_Classes\Local Settings svchost.exe -
Opens file in notepad (likely ransom note) 1 IoCs
pid Process 1676 NOTEPAD.EXE -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 2364 chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe 704 svchost.exe -
Suspicious behavior: EnumeratesProcesses 46 IoCs
pid Process 2364 chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe 2364 chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe 2364 chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe 2364 chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe 2364 chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe 2364 chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe 2364 chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe 2364 chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe 2364 chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe 2364 chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe 2364 chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe 2364 chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe 2364 chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe 2364 chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe 2364 chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe 2364 chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe 2364 chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe 2364 chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe 2364 chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe 2364 chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe 2364 chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe 2364 chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe 2364 chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe 704 svchost.exe 704 svchost.exe 704 svchost.exe 704 svchost.exe 704 svchost.exe 704 svchost.exe 704 svchost.exe 704 svchost.exe 704 svchost.exe 704 svchost.exe 704 svchost.exe 704 svchost.exe 704 svchost.exe 704 svchost.exe 704 svchost.exe 704 svchost.exe 704 svchost.exe 704 svchost.exe 704 svchost.exe 704 svchost.exe 704 svchost.exe 704 svchost.exe 704 svchost.exe -
Suspicious use of AdjustPrivilegeToken 50 IoCs
description pid Process Token: SeDebugPrivilege 2364 chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe Token: SeDebugPrivilege 704 svchost.exe Token: SeBackupPrivilege 3488 vssvc.exe Token: SeRestorePrivilege 3488 vssvc.exe Token: SeAuditPrivilege 3488 vssvc.exe Token: SeIncreaseQuotaPrivilege 2380 WMIC.exe Token: SeSecurityPrivilege 2380 WMIC.exe Token: SeTakeOwnershipPrivilege 2380 WMIC.exe Token: SeLoadDriverPrivilege 2380 WMIC.exe Token: SeSystemProfilePrivilege 2380 WMIC.exe Token: SeSystemtimePrivilege 2380 WMIC.exe Token: SeProfSingleProcessPrivilege 2380 WMIC.exe Token: SeIncBasePriorityPrivilege 2380 WMIC.exe Token: SeCreatePagefilePrivilege 2380 WMIC.exe Token: SeBackupPrivilege 2380 WMIC.exe Token: SeRestorePrivilege 2380 WMIC.exe Token: SeShutdownPrivilege 2380 WMIC.exe Token: SeDebugPrivilege 2380 WMIC.exe Token: SeSystemEnvironmentPrivilege 2380 WMIC.exe Token: SeRemoteShutdownPrivilege 2380 WMIC.exe Token: SeUndockPrivilege 2380 WMIC.exe Token: SeManageVolumePrivilege 2380 WMIC.exe Token: 33 2380 WMIC.exe Token: 34 2380 WMIC.exe Token: 35 2380 WMIC.exe Token: 36 2380 WMIC.exe Token: SeIncreaseQuotaPrivilege 2380 WMIC.exe Token: SeSecurityPrivilege 2380 WMIC.exe Token: SeTakeOwnershipPrivilege 2380 WMIC.exe Token: SeLoadDriverPrivilege 2380 WMIC.exe Token: SeSystemProfilePrivilege 2380 WMIC.exe Token: SeSystemtimePrivilege 2380 WMIC.exe Token: SeProfSingleProcessPrivilege 2380 WMIC.exe Token: SeIncBasePriorityPrivilege 2380 WMIC.exe Token: SeCreatePagefilePrivilege 2380 WMIC.exe Token: SeBackupPrivilege 2380 WMIC.exe Token: SeRestorePrivilege 2380 WMIC.exe Token: SeShutdownPrivilege 2380 WMIC.exe Token: SeDebugPrivilege 2380 WMIC.exe Token: SeSystemEnvironmentPrivilege 2380 WMIC.exe Token: SeRemoteShutdownPrivilege 2380 WMIC.exe Token: SeUndockPrivilege 2380 WMIC.exe Token: SeManageVolumePrivilege 2380 WMIC.exe Token: 33 2380 WMIC.exe Token: 34 2380 WMIC.exe Token: 35 2380 WMIC.exe Token: 36 2380 WMIC.exe Token: SeBackupPrivilege 3600 wbengine.exe Token: SeRestorePrivilege 3600 wbengine.exe Token: SeSecurityPrivilege 3600 wbengine.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 2364 wrote to memory of 704 2364 chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe 86 PID 2364 wrote to memory of 704 2364 chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe 86 PID 704 wrote to memory of 1348 704 svchost.exe 87 PID 704 wrote to memory of 1348 704 svchost.exe 87 PID 1348 wrote to memory of 5076 1348 cmd.exe 89 PID 1348 wrote to memory of 5076 1348 cmd.exe 89 PID 1348 wrote to memory of 2380 1348 cmd.exe 92 PID 1348 wrote to memory of 2380 1348 cmd.exe 92 PID 704 wrote to memory of 636 704 svchost.exe 94 PID 704 wrote to memory of 636 704 svchost.exe 94 PID 636 wrote to memory of 1916 636 cmd.exe 96 PID 636 wrote to memory of 1916 636 cmd.exe 96 PID 636 wrote to memory of 2740 636 cmd.exe 97 PID 636 wrote to memory of 2740 636 cmd.exe 97 PID 704 wrote to memory of 1840 704 svchost.exe 98 PID 704 wrote to memory of 1840 704 svchost.exe 98 PID 1840 wrote to memory of 2984 1840 cmd.exe 100 PID 1840 wrote to memory of 2984 1840 cmd.exe 100 PID 704 wrote to memory of 1676 704 svchost.exe 105 PID 704 wrote to memory of 1676 704 svchost.exe 105 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
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Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe"C:\Users\Admin\AppData\Local\Temp\chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe"1⤵
- Checks computer location settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2364 -
C:\Users\Admin\AppData\Roaming\svchost.exe"C:\Users\Admin\AppData\Roaming\svchost.exe"2⤵
- Checks computer location settings
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- Drops desktop.ini file(s)
- Sets desktop wallpaper using registry
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:704 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C vssadmin delete shadows /all /quiet & wmic shadowcopy delete3⤵
- Suspicious use of WriteProcessMemory
PID:1348 -
C:\Windows\system32\vssadmin.exevssadmin delete shadows /all /quiet4⤵
- Interacts with shadow copies
PID:5076
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C:\Windows\System32\Wbem\WMIC.exewmic shadowcopy delete4⤵
- Suspicious use of AdjustPrivilegeToken
PID:2380
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no3⤵
- Suspicious use of WriteProcessMemory
PID:636 -
C:\Windows\system32\bcdedit.exebcdedit /set {default} bootstatuspolicy ignoreallfailures4⤵
- Modifies boot configuration data using bcdedit
PID:1916
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C:\Windows\system32\bcdedit.exebcdedit /set {default} recoveryenabled no4⤵
- Modifies boot configuration data using bcdedit
PID:2740
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C wbadmin delete catalog -quiet3⤵
- Suspicious use of WriteProcessMemory
PID:1840 -
C:\Windows\system32\wbadmin.exewbadmin delete catalog -quiet4⤵
- Deletes backup catalog
PID:2984
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C:\Windows\system32\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Roaming\read_it.txt3⤵
- Opens file in notepad (likely ransom note)
PID:1676
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3488
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C:\Windows\system32\wbengine.exe"C:\Windows\system32\wbengine.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3600
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C:\Windows\System32\vdsldr.exeC:\Windows\System32\vdsldr.exe -Embedding1⤵PID:4228
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C:\Windows\System32\vds.exeC:\Windows\System32\vds.exe1⤵
- Checks SCSI registry key(s)
PID:4408
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Direct Volume Access
1Indicator Removal
3File Deletion
3Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
470B
MD58d343bf17ef14ed4108d2db0f866100a
SHA1c40e7c3d21224852317c9faa94fb9491798afe64
SHA256ff6234d40f59879bfb8cbc051303e5c40b7faab945a8b867937146cf693032a3
SHA5125ef8d0a32c7b00393f9ccec32ec5b65532c0cb15f7f03bd93920fe74d365a4805da55b26bc0c6ed56b96a47a1c186a673147cb67539a6e907e82416b331e9303
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\chaos_main_f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038.exe.log
Filesize1KB
MD5baf55b95da4a601229647f25dad12878
SHA1abc16954ebfd213733c4493fc1910164d825cac8
SHA256ee954c5d8156fd8890e582c716e5758ed9b33721258f10e758bdc31ccbcb1924
SHA51224f502fedb1a305d0d7b08857ffc1db9b2359ff34e06d5748ecc84e35c985f29a20d9f0a533bea32d234ab37097ec0481620c63b14ac89b280e75e14d19fd545
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Filesize
1.3MB
MD5840eb9e50c131322605c5ea90ae1312f
SHA1fc9548f91123e05196dad6bcab11d29abd01500c
SHA256f9600b1b06588e3815a55eb81e35289f7b9a5749ae623550734c5f3d8c04e038
SHA5128e37c5890089bf1997e1c4c777a92f71eae9a86f11d1fb3cb3671dfa8c15c4365ed1f8811e6aae4d31f0fe73c1960b142f684a5274f086491f7d238a79313ffe
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Filesize
1B
MD5d1457b72c3fb323a2671125aef3eab5d
SHA15bab61eb53176449e25c2c82f172b82cb13ffb9d
SHA2568a8de823d5ed3e12746a62ef169bcf372be0ca44f0a1236abc35df05d96928e1
SHA512ca63c07ad35d8c9fb0c92d6146759b122d4ec5d3f67ebe2f30ddb69f9e6c9fd3bf31a5e408b08f1d4d9cd68120cced9e57f010bef3cde97653fed5470da7d1a0