Resubmissions
18-04-2024 11:23
240418-nhhhhscg6v 1018-04-2024 11:22
240418-ngsbbsbe43 1018-04-2024 11:22
240418-ngr1kacg5w 1018-04-2024 11:22
240418-ngrd2acg5v 1018-04-2024 11:22
240418-ngqgqscg5t 1018-04-2024 10:00
240418-l1qwhahg77 10Analysis
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max time kernel
466s -
max time network
472s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
18-04-2024 11:22
Behavioral task
behavioral1
Sample
0429bed4098d95e68e4686ed79cb3967e7396956a095433dd56f4e3d49135d73.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral2
Sample
0429bed4098d95e68e4686ed79cb3967e7396956a095433dd56f4e3d49135d73.exe
Resource
win7-20240221-en
Behavioral task
behavioral3
Sample
0429bed4098d95e68e4686ed79cb3967e7396956a095433dd56f4e3d49135d73.exe
Resource
win10-20240404-en
Behavioral task
behavioral4
Sample
0429bed4098d95e68e4686ed79cb3967e7396956a095433dd56f4e3d49135d73.exe
Resource
win10v2004-20240412-en
Errors
General
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Target
0429bed4098d95e68e4686ed79cb3967e7396956a095433dd56f4e3d49135d73.exe
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Size
104KB
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MD5
e28889b5f98d8ed1a00835e1ca8a3b21
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SHA1
b665e89468ac7ae566aa996aeec203b25bf24b0c
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SHA256
0429bed4098d95e68e4686ed79cb3967e7396956a095433dd56f4e3d49135d73
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SHA512
d3f1708274dd84045c46c3315aeba5c16f890d94ddfcda0df29e96bc3a0159ead0f8945898d6dde25ad01981e385a41b69b1bdfd700e08f47249bffece941cbd
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SSDEEP
3072:Xl58BV2ZjooGTb5PjMdhS3KV3/jjKwcNHjo86r8X7FS8EFc:158BIFveZjMrS3q3/jjKwcNHjo86r8r6
Malware Config
Extracted
phorphiex
http://185.215.113.66/
0xAa3ea4838e8E3F6a1922c6B67E3cD6efD1ff175b
THRUoPK7oYqF7YyKZJvPYwTH35JsPZVPto
1Hw9tx4KyTq4oRoLVhPb4hjDJcLhEa4Tn6
qr89hag2967ef604ud3lw4pq8hmn69n46czwdnx3ut
XtxFdsKkRN3oVDXtN2ipcHeNi87basT2sL
LXMNcn9D8FQKzGNLjdSyR9dEM8Rsh9NzyX
rwn7tb5KQjXEjH42GgdHWHec5PPhVgqhSH
ARML6g7zynrwUHJbFJCCzMPiysUFXYBGgQ
48jYpFT6bT8MTeph7VsyzCQeDsGHqdQNc2kUkRFJPzfRHHjarBvBtudPUtParMkDzZbYBrd3yntWBQcsnVBNeeMbN9EXifg
3PL7YCa4akNYzuScqQwiSbtTP9q9E9PLreC
3FerB8kUraAVGCVCNkgv57zTBjUGjAUkU3
D9AJWrbYsidS9rAU146ifLRu1fzX9oQYSH
t1gvVWHnjbGTsoWXEyoTFojc2GqEzBgvbEn
bnb1cgttf7t5hu7ud3c436ufhcmy59qnkd09adqczd
bc1q0fusmmgycnhsd5cadsuz2hk8d4maausjfjypqg
bitcoincash:qr89hag2967ef604ud3lw4pq8hmn69n46czwdnx3ut
GAUCC7ZBSU2KJMHXOZD6AP5LOBGKNDPCDNRYP2CO2ACR63YCSUBNT5QE
Signatures
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Modifies security service 2 TTPs 1 IoCs
Processes:
3145922901.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wuauserv\Start = "4" 3145922901.exe -
Phorphiex payload 1 IoCs
Processes:
resource yara_rule C:\13717264793898\smss.exe family_phorphiex -
Processes:
sylsplvc.exe252115033.exesmss.exe3145922901.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" sylsplvc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1" sylsplvc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 252115033.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 252115033.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 252115033.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 252115033.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" smss.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" sylsplvc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" 3145922901.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1" 252115033.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" smss.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" sylsplvc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1" smss.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 3145922901.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1" 3145922901.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" 252115033.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" smss.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" smss.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" sylsplvc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 3145922901.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 3145922901.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 3145922901.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" smss.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" sylsplvc.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
2753720482.exe1420225421.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation 2753720482.exe Key value queried \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation 1420225421.exe -
Executes dropped EXE 10 IoCs
Processes:
smss.exe1959021647.exesylsplvc.exe3145922901.exe252115033.exe2140730440.exe2498620939.exe2753720482.exe1420225421.exe3606635498.exepid process 1612 smss.exe 4688 1959021647.exe 4132 sylsplvc.exe 2260 3145922901.exe 2484 252115033.exe 1268 2140730440.exe 404 2498620939.exe 3332 2753720482.exe 2960 1420225421.exe 2788 3606635498.exe -
Processes:
252115033.exesmss.exesylsplvc.exe3145922901.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiSpywareOverride = "1" 252115033.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1" 252115033.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" smss.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" sylsplvc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" sylsplvc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 252115033.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 252115033.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" smss.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" sylsplvc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiSpywareOverride = "1" sylsplvc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 3145922901.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1" 3145922901.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiSpywareOverride = "1" smss.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" sylsplvc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1" sylsplvc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" 3145922901.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" smss.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" sylsplvc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiSpywareOverride = "1" 3145922901.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 3145922901.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" 252115033.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" smss.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" smss.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 3145922901.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 252115033.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 252115033.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1" smss.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 3145922901.exe -
Adds Run key to start application 2 TTPs 7 IoCs
Processes:
0429bed4098d95e68e4686ed79cb3967e7396956a095433dd56f4e3d49135d73.exe1959021647.exe3145922901.exe252115033.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Host Process for Windows Services = "C:\\13717264793898\\smss.exe" 0429bed4098d95e68e4686ed79cb3967e7396956a095433dd56f4e3d49135d73.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Host Process for Windows Services = "C:\\13717264793898\\smss.exe" 0429bed4098d95e68e4686ed79cb3967e7396956a095433dd56f4e3d49135d73.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Windows\\sylsplvc.exe" 1959021647.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Windows\\sysvpplvcr.exe" 3145922901.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Users\\Admin\\sysvpplvcr.exe" 3145922901.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Service = "C:\\Windows\\winakrosvsa.exe" 252115033.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Service = "C:\\Users\\Admin\\winakrosvsa.exe" 252115033.exe -
Drops file in Windows directory 6 IoCs
Processes:
3145922901.exe252115033.exe1959021647.exedescription ioc process File created C:\Windows\sysvpplvcr.exe 3145922901.exe File opened for modification C:\Windows\sysvpplvcr.exe 3145922901.exe File created C:\Windows\winakrosvsa.exe 252115033.exe File opened for modification C:\Windows\winakrosvsa.exe 252115033.exe File created C:\Windows\sylsplvc.exe 1959021647.exe File opened for modification C:\Windows\sylsplvc.exe 1959021647.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies data under HKEY_USERS 15 IoCs
Processes:
LogonUI.exedescription ioc process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10" LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "221" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1" LogonUI.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00 LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1" LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM LogonUI.exe -
Suspicious behavior: SetClipboardViewer 1 IoCs
Processes:
3145922901.exepid process 2260 3145922901.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
shutdown.exeshutdown.exedescription pid process Token: SeShutdownPrivilege 4184 shutdown.exe Token: SeRemoteShutdownPrivilege 4184 shutdown.exe Token: SeShutdownPrivilege 3356 shutdown.exe Token: SeRemoteShutdownPrivilege 3356 shutdown.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
LogonUI.exepid process 4800 LogonUI.exe -
Suspicious use of WriteProcessMemory 42 IoCs
Processes:
0429bed4098d95e68e4686ed79cb3967e7396956a095433dd56f4e3d49135d73.exesmss.exe1959021647.exesylsplvc.exe3145922901.exe2753720482.execmd.exe1420225421.execmd.exedescription pid process target process PID 4728 wrote to memory of 1612 4728 0429bed4098d95e68e4686ed79cb3967e7396956a095433dd56f4e3d49135d73.exe smss.exe PID 4728 wrote to memory of 1612 4728 0429bed4098d95e68e4686ed79cb3967e7396956a095433dd56f4e3d49135d73.exe smss.exe PID 4728 wrote to memory of 1612 4728 0429bed4098d95e68e4686ed79cb3967e7396956a095433dd56f4e3d49135d73.exe smss.exe PID 1612 wrote to memory of 4688 1612 smss.exe 1959021647.exe PID 1612 wrote to memory of 4688 1612 smss.exe 1959021647.exe PID 1612 wrote to memory of 4688 1612 smss.exe 1959021647.exe PID 4688 wrote to memory of 4132 4688 1959021647.exe sylsplvc.exe PID 4688 wrote to memory of 4132 4688 1959021647.exe sylsplvc.exe PID 4688 wrote to memory of 4132 4688 1959021647.exe sylsplvc.exe PID 4132 wrote to memory of 2260 4132 sylsplvc.exe 3145922901.exe PID 4132 wrote to memory of 2260 4132 sylsplvc.exe 3145922901.exe PID 4132 wrote to memory of 2260 4132 sylsplvc.exe 3145922901.exe PID 4132 wrote to memory of 2484 4132 sylsplvc.exe 252115033.exe PID 4132 wrote to memory of 2484 4132 sylsplvc.exe 252115033.exe PID 4132 wrote to memory of 2484 4132 sylsplvc.exe 252115033.exe PID 2260 wrote to memory of 1268 2260 3145922901.exe 2140730440.exe PID 2260 wrote to memory of 1268 2260 3145922901.exe 2140730440.exe PID 2260 wrote to memory of 1268 2260 3145922901.exe 2140730440.exe PID 2260 wrote to memory of 404 2260 3145922901.exe 2498620939.exe PID 2260 wrote to memory of 404 2260 3145922901.exe 2498620939.exe PID 2260 wrote to memory of 404 2260 3145922901.exe 2498620939.exe PID 4132 wrote to memory of 3332 4132 sylsplvc.exe 2753720482.exe PID 4132 wrote to memory of 3332 4132 sylsplvc.exe 2753720482.exe PID 4132 wrote to memory of 3332 4132 sylsplvc.exe 2753720482.exe PID 2260 wrote to memory of 2960 2260 3145922901.exe 1420225421.exe PID 2260 wrote to memory of 2960 2260 3145922901.exe 1420225421.exe PID 2260 wrote to memory of 2960 2260 3145922901.exe 1420225421.exe PID 1612 wrote to memory of 2788 1612 smss.exe 3606635498.exe PID 1612 wrote to memory of 2788 1612 smss.exe 3606635498.exe PID 1612 wrote to memory of 2788 1612 smss.exe 3606635498.exe PID 3332 wrote to memory of 1104 3332 2753720482.exe cmd.exe PID 3332 wrote to memory of 1104 3332 2753720482.exe cmd.exe PID 3332 wrote to memory of 1104 3332 2753720482.exe cmd.exe PID 1104 wrote to memory of 4184 1104 cmd.exe shutdown.exe PID 1104 wrote to memory of 4184 1104 cmd.exe shutdown.exe PID 1104 wrote to memory of 4184 1104 cmd.exe shutdown.exe PID 2960 wrote to memory of 2452 2960 1420225421.exe cmd.exe PID 2960 wrote to memory of 2452 2960 1420225421.exe cmd.exe PID 2960 wrote to memory of 2452 2960 1420225421.exe cmd.exe PID 2452 wrote to memory of 3356 2452 cmd.exe shutdown.exe PID 2452 wrote to memory of 3356 2452 cmd.exe shutdown.exe PID 2452 wrote to memory of 3356 2452 cmd.exe shutdown.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\0429bed4098d95e68e4686ed79cb3967e7396956a095433dd56f4e3d49135d73.exe"C:\Users\Admin\AppData\Local\Temp\0429bed4098d95e68e4686ed79cb3967e7396956a095433dd56f4e3d49135d73.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
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C:\13717264793898\smss.exeC:\13717264793898\smss.exe2⤵
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\1959021647.exeC:\Users\Admin\AppData\Local\Temp\1959021647.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
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C:\Windows\sylsplvc.exeC:\Windows\sylsplvc.exe4⤵
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\3145922901.exeC:\Users\Admin\AppData\Local\Temp\3145922901.exe5⤵
- Modifies security service
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: SetClipboardViewer
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\2140730440.exeC:\Users\Admin\AppData\Local\Temp\2140730440.exe6⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\2498620939.exeC:\Users\Admin\AppData\Local\Temp\2498620939.exe6⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\1420225421.exeC:\Users\Admin\AppData\Local\Temp\1420225421.exe6⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c shutdown /r /f7⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\shutdown.exeshutdown /r /f8⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\252115033.exeC:\Users\Admin\AppData\Local\Temp\252115033.exe5⤵
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Adds Run key to start application
- Drops file in Windows directory
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C:\Users\Admin\AppData\Local\Temp\2753720482.exeC:\Users\Admin\AppData\Local\Temp\2753720482.exe5⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c shutdown /r /f6⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\shutdown.exeshutdown /r /f7⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\3606635498.exeC:\Users\Admin\AppData\Local\Temp\3606635498.exe3⤵
- Executes dropped EXE
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4396 --field-trial-handle=2280,i,4114443225282860369,4764091921472631035,262144 --variations-seed-version /prefetch:81⤵
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x4 /state0:0xa3947055 /state1:0x41c64e6d1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v13
Persistence
Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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C:\13717264793898\smss.exeFilesize
104KB
MD5e28889b5f98d8ed1a00835e1ca8a3b21
SHA1b665e89468ac7ae566aa996aeec203b25bf24b0c
SHA2560429bed4098d95e68e4686ed79cb3967e7396956a095433dd56f4e3d49135d73
SHA512d3f1708274dd84045c46c3315aeba5c16f890d94ddfcda0df29e96bc3a0159ead0f8945898d6dde25ad01981e385a41b69b1bdfd700e08f47249bffece941cbd
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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\BHC2O5WS\1[1]Filesize
81KB
MD501e5faba64d8e9a9c187831fdc819f4c
SHA1350a1a2bf237e64f43716262f99c632f5e01ba62
SHA2567f4f76bd8fa91a71ce7999f9bbd0f7a63ca82d4e96b4d99cfad98edde1d85450
SHA512f4bc09ab9e4579b82707d6420e3b9df9ec4fd77e11ce5eb8304b45e3b5c9403c01de4e50f3c7f03f00f3ebc921646794638dccfded199bfe5f3fd727f3e57782
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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\BHC2O5WS\5[1]Filesize
8KB
MD5145fc3dbf778aa2ba80af3d74eabfad6
SHA113dfeadb4b38c461f8b9d25853c0cae5d9a65f7c
SHA2565ab3bcaff0514c89388ea4958197ab0ff5bcc5999e1b95d830bc72da94bd4200
SHA5129bd7d50d489c4fc57ee1a0d3ad3cd2d29ca20f8ad1e46668a36d7ecced42db03a6980b039a2aeb7a1e1761aef89d994d73a497043ba744678290a8a9772a6306
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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\O8VM10HV\2[1]Filesize
14KB
MD5fce292c79288067dc17919ed588c161c
SHA1bb44fa2c95af5bbd11e49264a40c16d6f343fa21
SHA2564ef8146d85d60c2867bdbe44304b5ba00cceb208f4c10c9f91183308e1da3828
SHA51273dac29753044a720fc43b4ee19d320e06855167cdf0ebf329207aa16faa13fd6d2937bd87b54e544dd8d4c3da634773abd73769d3915154099ff01e6e03033e
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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\O8VM10HV\cc33[1]Filesize
80KB
MD598e2443907f1ecb82e86e3818b25ba66
SHA1cfdafa41e582e8bd21cb93a96add84d0ab2bdc9f
SHA256ef83ef42ff36634eb2af69ab262e248623751c5491267904ef50ae8d3f1d0481
SHA512d47843174a5d5aa468e166c8f8d1bc74240b47ada6b095df948863b72aee503f9221be813d0a40dd5e6f7def43e1023e394227ab0ff7d8708d65eada708e7356
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C:\Users\Admin\AppData\Local\Temp\1959021647.exeFilesize
79KB
MD51e8a2ed2e3f35620fb6b8c2a782a57f3
SHA1e924ce6d147ecc8b30b7c7cad02e5c9ae09a743a
SHA2563f16f4550826076b2c8cd7b392ee649aeb06740328658a2d30c3d2002c6b7879
SHA512ce4dc7fdd7f81a7a127d650f9175292b287b4803d815d74b64a4e5125cff66224d75e7ecade1d9c0e42f870bdb49a78e9613b1a49675ab5bc098611b99b49ade
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C:\Users\Admin\AppData\Local\Temp\252115033.exeFilesize
14KB
MD52f4ab1a4a57649200550c0906d57bc28
SHA194bc52ed3921791630b2a001d9565b8f1bd3bd17
SHA256baa6149b5b917ea3af1f7c77a65e26a34a191a31a9c79726bd60baf4656701fa
SHA512ab1a59aa4c48f6c7fcf7950f4a68c3b89a56f266681a5aabd0df947af8340676e209d82ddd1997bfebd972b35ca235233b61231335aec4567f7b031e786ea7e8
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C:\Users\Admin\AppData\Local\Temp\2753720482.exeFilesize
8KB
MD5c34a248f132e739652407b0aa8c978cd
SHA1f7f05357fd6ab2d1a11e3427ee46626bb6ad94ee
SHA2564c9c53256ff65c9930c38b193537ad510930c25052231c7eef3715057b79e578
SHA512f7999e8b903fbc2e715d6d7e7bb0bc421cef79dbd61f6d94f18fa63c99a420d2a70d4b23fa0b8ec05d073c954aec718be588ada718bb0f5aacd618ad815f2703
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C:\Users\Admin\AppData\Local\Temp\3145922901.exeFilesize
81KB
MD5f4713c8ac5fc1e4919156157e7bece19
SHA17bd9e35b1d1210183bbb4fe1995895cbc1692c62
SHA2562be2206e079516c8cfa50bbc86f8a431898aa90dd73f7cfc6af1d21573247c4b
SHA512ecff8f3af212f444b5f44fd3bfd922556a49b9156fd7a20e13ebc60b4abe08b9d193a49556d4a8e776ef8083db77ab9667ec537dd44f863719e83cb3899cb46f
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C:\Users\Admin\AppData\Local\Temp\3606635498.exeFilesize
79KB
MD5ca57b9f2c47ab7d459f6c88d550e3e32
SHA1a179d0c011a06f02aa0b24fa9ceaea10429da078
SHA256937faa2f94fd8bf084196a0b354bb2dc364e557b70d682f183caf8cb0fdbd77b
SHA5127950798db7601b96a585fd4e7a8f471944e7d09fa3a1cbc4ae256eb6d4817850ab3454d83a06b7c8449f6cd190b8206b6497a8570a2f010456c14e48651331df
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C:\Users\Admin\tbnds.datFilesize
3KB
MD5acf0810365b9a19559fb85b1f84486c1
SHA15d84dcff9397192b8a617acf7188998b4e82c01a
SHA25696ac186bd3b186abacfb6af72e945de2c8794466ecf6c31020a56a0ed12c2494
SHA512ada959065720d5819cc2b9b33a44f780eee8dcf755e699bc37a37cefbbfe0a7f83e689c38a3d9ef40eefae21cdf6dae368792880869dc29f628efc4cfbc684ed
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C:\Users\Admin\tbtnds.datFilesize
4KB
MD5acb44581e8b718cb496a539cb7f4e2b1
SHA1b3f323316bd1a0584487f5f150c3505e15e516d5
SHA2561ebcb23e97e80a2b49903e836b03ce98aab2b581bcff6388db59118188506469
SHA512021feb6fb597b44ed05da1d5eceea69829b104de61195fd4627d45eb8ae875af464b1e815f0ebd3654222f9c5ca0307191c4fa51cbb426659a80a03f6b473c52