phorphiex | 714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2

Resubmissions

18-04-2024 11:51

240418-n1frmscd22 10

18-04-2024 11:51

18-04-2024 11:51

18-04-2024 11:51

18-04-2024 11:51

18-04-2024 10:01

Analysis

max time kernel
437s
max time network
448s
platform
windows11-21h2_x64
resource
win11-20240412-en
resource tags

arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
submitted
18-04-2024 11:51

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Reason

Machine shutdown

Report Analysis Logs

General

Target

714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2.exe
Size

100KB
MD5

a8f401d424c87dbff0dd679c792f8cb0
SHA1

b1413e3019c6c201288a238191e5c4baa329b749
SHA256

714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2
SHA512

ab61d78dd7c2979ed97af85ab62f43cd34043e2a31821185c8c09622d6d8d39598813059d775c2195b9c3d03439a29cf261578555d9e86071a90ac048a2f9f31
SSDEEP

3072:zhmiYp+ZDI5/azNzMzCnd1B2KkhKQciyY4N6lPxbAFS8CF5:dmiYMluaNzMzCnt2KkhKQciyY4N6dxso

Score

10^/10

phorphiex xmrig evasion loader miner persistence trojan worm

Malware Config

Extracted

Family

phorphiex

http://185.215.113.66/

Wallets

0xAa3ea4838e8E3F6a1922c6B67E3cD6efD1ff175b

THRUoPK7oYqF7YyKZJvPYwTH35JsPZVPto

1Hw9tx4KyTq4oRoLVhPb4hjDJcLhEa4Tn6

qr89hag2967ef604ud3lw4pq8hmn69n46czwdnx3ut

XtxFdsKkRN3oVDXtN2ipcHeNi87basT2sL

LXMNcn9D8FQKzGNLjdSyR9dEM8Rsh9NzyX

rwn7tb5KQjXEjH42GgdHWHec5PPhVgqhSH

ARML6g7zynrwUHJbFJCCzMPiysUFXYBGgQ

48jYpFT6bT8MTeph7VsyzCQeDsGHqdQNc2kUkRFJPzfRHHjarBvBtudPUtParMkDzZbYBrd3yntWBQcsnVBNeeMbN9EXifg

3PL7YCa4akNYzuScqQwiSbtTP9q9E9PLreC

3FerB8kUraAVGCVCNkgv57zTBjUGjAUkU3

D9AJWrbYsidS9rAU146ifLRu1fzX9oQYSH

t1gvVWHnjbGTsoWXEyoTFojc2GqEzBgvbEn

bnb1cgttf7t5hu7ud3c436ufhcmy59qnkd09adqczd

bc1q0fusmmgycnhsd5cadsuz2hk8d4maausjfjypqg

bitcoincash:qr89hag2967ef604ud3lw4pq8hmn69n46czwdnx3ut

GAUCC7ZBSU2KJMHXOZD6AP5LOBGKNDPCDNRYP2CO2ACR63YCSUBNT5QE

Signatures

Modifies security service 2 TTPs 1 IoCs
evasion

Modify Registry
T1112

Windows Service
T1543.003

Processes:

3153224031.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wuauserv\Start = "4" 3153224031.exe
Phorphiex
Malware family which infects systems to distribute other malicious payloads such as ransomware, stealers and cryptominers.
worm trojan loader phorphiex

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wuauserv\Start = "4"	3153224031.exe

Phorphiex payload 1 IoCs

Processes:

resource	yara_rule
C:\300862248217368\dwm.exe	family_phorphiex

Suspicious use of NtCreateUserProcessOtherParentProcess 4 IoCs

Processes:

1747236636.exewupgrdsv.exe

description	pid	process	target process
PID 484 created 3292	484	1747236636.exe	Explorer.EXE
PID 484 created 3292	484	1747236636.exe	Explorer.EXE
PID 2208 created 3292	2208	wupgrdsv.exe	Explorer.EXE
PID 2208 created 3292	2208	wupgrdsv.exe	Explorer.EXE

Windows security bypass 2 TTPs 24 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

sylsplvc.exe3153224031.exe1625016316.exedwm.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	sylsplvc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	3153224031.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	1625016316.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	1625016316.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1"	1625016316.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	dwm.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	dwm.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	3153224031.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	3153224031.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	3153224031.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	dwm.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1"	dwm.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"	1625016316.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	1625016316.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	dwm.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\UpdatesDisableNotify = "1"	sylsplvc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	3153224031.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1"	3153224031.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	1625016316.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	dwm.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	sylsplvc.exe

xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
miner xmrig

XMRig Miner payload 1 IoCs

miner

Processes:

resource	yara_rule
behavioral5/memory/2208-141-0x00007FF660C60000-0x00007FF6611D6000-memory.dmp	xmrig

Downloads MZ/PE file

Executes dropped EXE 13 IoCs

Processes:

dwm.exe1046431825.exesylsplvc.exe3153224031.exe1625016316.exe2670831472.exe843521357.exe2476721870.exe875526450.exe3420011440.exe3097013705.exe1747236636.exewupgrdsv.exe

pid	process
2140	dwm.exe
2160	1046431825.exe
3632	sylsplvc.exe
3368	3153224031.exe
3688	1625016316.exe
2616	2670831472.exe
560	843521357.exe
2088	2476721870.exe
2364	875526450.exe
3656	3420011440.exe
4028	3097013705.exe
484	1747236636.exe
2208	wupgrdsv.exe

Windows security modification 2 TTPs 28 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

dwm.exesylsplvc.exe1625016316.exe3153224031.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	dwm.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	dwm.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1"	dwm.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	dwm.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\UpdatesOverride = "1"	sylsplvc.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	1625016316.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesOverride = "1"	1625016316.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiSpywareOverride = "1"	dwm.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	3153224031.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	1625016316.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	3153224031.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\FirewallDisableNotify = "1"	3153224031.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	dwm.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	3153224031.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiSpywareOverride = "1"	3153224031.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	1625016316.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\UpdatesOverride = "1"	3153224031.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	1625016316.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiSpywareOverride = "1"	1625016316.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	dwm.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\UpdatesDisableNotify = "1"	3153224031.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	1625016316.exe

Adds Run key to start application 2 TTPs 7 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

1625016316.exe714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2.exe1046431825.exe3153224031.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1734202354-1504186683-2192872036-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Service = "C:\\Users\\Admin\\winakrosvsa.exe"	1625016316.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Desktop Window Manager = "C:\\300862248217368\\dwm.exe"	714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1734202354-1504186683-2192872036-1000\Software\Microsoft\Windows\CurrentVersion\Run\Desktop Window Manager = "C:\\300862248217368\\dwm.exe"	714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Windows\\sylsplvc.exe"	1046431825.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Windows\\sysvpplvcr.exe"	3153224031.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1734202354-1504186683-2192872036-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Users\\Admin\\sysvpplvcr.exe"	3153224031.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Service = "C:\\Windows\\winakrosvsa.exe"	1625016316.exe

Drops file in Windows directory 6 IoCs

Processes:

3153224031.exe1625016316.exe1046431825.exe

description	ioc	process
File created	C:\Windows\sysvpplvcr.exe	3153224031.exe
File opened for modification	C:\Windows\sysvpplvcr.exe	3153224031.exe
File created	C:\Windows\winakrosvsa.exe	1625016316.exe
File opened for modification	C:\Windows\winakrosvsa.exe	1625016316.exe
File created	C:\Windows\sylsplvc.exe	1046431825.exe
File opened for modification	C:\Windows\sylsplvc.exe	1046431825.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies data under HKEY_USERS 15 IoCs

Processes:

LogonUI.exe

description	ioc	process
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 = "4292114432"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365268"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "249"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	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\ColorizationAfterglowBalance = "10"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1"	LogonUI.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = 99ebff004cc2ff000091f8000078d4000067c000003e9200001a6800f7630c00	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4290799360"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292114432"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365268"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	LogonUI.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

1747236636.exepowershell.exewupgrdsv.exepowershell.exe

pid	process
484	1747236636.exe
484	1747236636.exe
3676	powershell.exe
3676	powershell.exe
484	1747236636.exe
484	1747236636.exe
2208	wupgrdsv.exe
2208	wupgrdsv.exe
640	powershell.exe
640	powershell.exe
2208	wupgrdsv.exe
2208	wupgrdsv.exe

Suspicious behavior: SetClipboardViewer 1 IoCs

Processes:

3153224031.exe

pid process

3368 3153224031.exe

pid	process
3368	3153224031.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

powershell.exe

description	pid	process
Token: SeDebugPrivilege	3676	powershell.exe
Token: SeIncreaseQuotaPrivilege	3676	powershell.exe
Token: SeSecurityPrivilege	3676	powershell.exe
Token: SeTakeOwnershipPrivilege	3676	powershell.exe
Token: SeLoadDriverPrivilege	3676	powershell.exe
Token: SeSystemProfilePrivilege	3676	powershell.exe
Token: SeSystemtimePrivilege	3676	powershell.exe
Token: SeProfSingleProcessPrivilege	3676	powershell.exe
Token: SeIncBasePriorityPrivilege	3676	powershell.exe
Token: SeCreatePagefilePrivilege	3676	powershell.exe
Token: SeBackupPrivilege	3676	powershell.exe
Token: SeRestorePrivilege	3676	powershell.exe
Token: SeShutdownPrivilege	3676	powershell.exe
Token: SeDebugPrivilege	3676	powershell.exe
Token: SeSystemEnvironmentPrivilege	3676	powershell.exe
Token: SeRemoteShutdownPrivilege	3676	powershell.exe
Token: SeUndockPrivilege	3676	powershell.exe
Token: SeManageVolumePrivilege	3676	powershell.exe
Token: 33	3676	powershell.exe
Token: 34	3676	powershell.exe
Token: 35	3676	powershell.exe
Token: 36	3676	powershell.exe
Token: SeIncreaseQuotaPrivilege	3676	powershell.exe
Token: SeSecurityPrivilege	3676	powershell.exe
Token: SeTakeOwnershipPrivilege	3676	powershell.exe
Token: SeLoadDriverPrivilege	3676	powershell.exe
Token: SeSystemProfilePrivilege	3676	powershell.exe
Token: SeSystemtimePrivilege	3676	powershell.exe
Token: SeProfSingleProcessPrivilege	3676	powershell.exe
Token: SeIncBasePriorityPrivilege	3676	powershell.exe
Token: SeCreatePagefilePrivilege	3676	powershell.exe
Token: SeBackupPrivilege	3676	powershell.exe
Token: SeRestorePrivilege	3676	powershell.exe
Token: SeShutdownPrivilege	3676	powershell.exe
Token: SeDebugPrivilege	3676	powershell.exe
Token: SeSystemEnvironmentPrivilege	3676	powershell.exe
Token: SeRemoteShutdownPrivilege	3676	powershell.exe
Token: SeUndockPrivilege	3676	powershell.exe
Token: SeManageVolumePrivilege	3676	powershell.exe
Token: 33	3676	powershell.exe
Token: 34	3676	powershell.exe
Token: 35	3676	powershell.exe
Token: 36	3676	powershell.exe
Token: SeIncreaseQuotaPrivilege	3676	powershell.exe
Token: SeSecurityPrivilege	3676	powershell.exe
Token: SeTakeOwnershipPrivilege	3676	powershell.exe
Token: SeLoadDriverPrivilege	3676	powershell.exe
Token: SeSystemProfilePrivilege	3676	powershell.exe
Token: SeSystemtimePrivilege	3676	powershell.exe
Token: SeProfSingleProcessPrivilege	3676	powershell.exe
Token: SeIncBasePriorityPrivilege	3676	powershell.exe
Token: SeCreatePagefilePrivilege	3676	powershell.exe
Token: SeBackupPrivilege	3676	powershell.exe
Token: SeRestorePrivilege	3676	powershell.exe
Token: SeShutdownPrivilege	3676	powershell.exe
Token: SeDebugPrivilege	3676	powershell.exe
Token: SeSystemEnvironmentPrivilege	3676	powershell.exe
Token: SeRemoteShutdownPrivilege	3676	powershell.exe
Token: SeUndockPrivilege	3676	powershell.exe
Token: SeManageVolumePrivilege	3676	powershell.exe
Token: 33	3676	powershell.exe
Token: 34	3676	powershell.exe
Token: 35	3676	powershell.exe
Token: 36	3676	powershell.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

PickerHost.exeLogonUI.exe

pid process

4840 PickerHost.exe
4180 LogonUI.exe

pid	process
4840	PickerHost.exe
4180	LogonUI.exe

Suspicious use of WriteProcessMemory 47 IoCs

Processes:

714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2.exedwm.exe1046431825.exesylsplvc.exe3153224031.exe3097013705.exe843521357.execmd.exe875526450.execmd.exe

description	pid	process	target process
PID 4932 wrote to memory of 2140	4932	714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2.exe	dwm.exe
PID 4932 wrote to memory of 2140	4932	714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2.exe	dwm.exe
PID 4932 wrote to memory of 2140	4932	714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2.exe	dwm.exe
PID 2140 wrote to memory of 2160	2140	dwm.exe	1046431825.exe
PID 2140 wrote to memory of 2160	2140	dwm.exe	1046431825.exe
PID 2140 wrote to memory of 2160	2140	dwm.exe	1046431825.exe
PID 2160 wrote to memory of 3632	2160	1046431825.exe	sylsplvc.exe
PID 2160 wrote to memory of 3632	2160	1046431825.exe	sylsplvc.exe
PID 2160 wrote to memory of 3632	2160	1046431825.exe	sylsplvc.exe
PID 3632 wrote to memory of 3368	3632	sylsplvc.exe	3153224031.exe
PID 3632 wrote to memory of 3368	3632	sylsplvc.exe	3153224031.exe
PID 3632 wrote to memory of 3368	3632	sylsplvc.exe	3153224031.exe
PID 3632 wrote to memory of 3688	3632	sylsplvc.exe	1625016316.exe
PID 3632 wrote to memory of 3688	3632	sylsplvc.exe	1625016316.exe
PID 3632 wrote to memory of 3688	3632	sylsplvc.exe	1625016316.exe
PID 3368 wrote to memory of 2616	3368	3153224031.exe	2670831472.exe
PID 3368 wrote to memory of 2616	3368	3153224031.exe	2670831472.exe
PID 3368 wrote to memory of 2616	3368	3153224031.exe	2670831472.exe
PID 3632 wrote to memory of 560	3632	sylsplvc.exe	843521357.exe
PID 3632 wrote to memory of 560	3632	sylsplvc.exe	843521357.exe
PID 3632 wrote to memory of 560	3632	sylsplvc.exe	843521357.exe
PID 3368 wrote to memory of 2088	3368	3153224031.exe	2476721870.exe
PID 3368 wrote to memory of 2088	3368	3153224031.exe	2476721870.exe
PID 3368 wrote to memory of 2088	3368	3153224031.exe	2476721870.exe
PID 3368 wrote to memory of 2364	3368	3153224031.exe	875526450.exe
PID 3368 wrote to memory of 2364	3368	3153224031.exe	875526450.exe
PID 3368 wrote to memory of 2364	3368	3153224031.exe	875526450.exe
PID 2140 wrote to memory of 3656	2140	dwm.exe	3420011440.exe
PID 2140 wrote to memory of 3656	2140	dwm.exe	3420011440.exe
PID 2140 wrote to memory of 3656	2140	dwm.exe	3420011440.exe
PID 3632 wrote to memory of 4028	3632	sylsplvc.exe	3097013705.exe
PID 3632 wrote to memory of 4028	3632	sylsplvc.exe	3097013705.exe
PID 3632 wrote to memory of 4028	3632	sylsplvc.exe	3097013705.exe
PID 4028 wrote to memory of 484	4028	3097013705.exe	1747236636.exe
PID 4028 wrote to memory of 484	4028	3097013705.exe	1747236636.exe
PID 560 wrote to memory of 1524	560	843521357.exe	cmd.exe
PID 560 wrote to memory of 1524	560	843521357.exe	cmd.exe
PID 560 wrote to memory of 1524	560	843521357.exe	cmd.exe
PID 1524 wrote to memory of 4764	1524	cmd.exe	shutdown.exe
PID 1524 wrote to memory of 4764	1524	cmd.exe	shutdown.exe
PID 1524 wrote to memory of 4764	1524	cmd.exe	shutdown.exe
PID 2364 wrote to memory of 2344	2364	875526450.exe	cmd.exe
PID 2364 wrote to memory of 2344	2364	875526450.exe	cmd.exe
PID 2364 wrote to memory of 2344	2364	875526450.exe	cmd.exe
PID 2344 wrote to memory of 1472	2344	cmd.exe	shutdown.exe
PID 2344 wrote to memory of 1472	2344	cmd.exe	shutdown.exe
PID 2344 wrote to memory of 1472	2344	cmd.exe	shutdown.exe

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.
persistence

Query Registry
T1012

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3292

C:\Users\Admin\AppData\Local\Temp\714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2.exe
"C:\Users\Admin\AppData\Local\Temp\714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2.exe"
2⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4932

C:\300862248217368\dwm.exe
C:\300862248217368\dwm.exe
3⤵
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Suspicious use of WriteProcessMemory
PID:2140

C:\Users\Admin\AppData\Local\Temp\1046431825.exe
C:\Users\Admin\AppData\Local\Temp\1046431825.exe
4⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2160

C:\Windows\sylsplvc.exe
C:\Windows\sylsplvc.exe
5⤵
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Suspicious use of WriteProcessMemory
PID:3632

C:\Users\Admin\AppData\Local\Temp\3153224031.exe
C:\Users\Admin\AppData\Local\Temp\3153224031.exe
6⤵
- 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
PID:3368

C:\Users\Admin\AppData\Local\Temp\2670831472.exe
C:\Users\Admin\AppData\Local\Temp\2670831472.exe
7⤵
- Executes dropped EXE
PID:2616

C:\Users\Admin\AppData\Local\Temp\2476721870.exe
C:\Users\Admin\AppData\Local\Temp\2476721870.exe
7⤵
- Executes dropped EXE
PID:2088

C:\Users\Admin\AppData\Local\Temp\875526450.exe
C:\Users\Admin\AppData\Local\Temp\875526450.exe
7⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2364

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c shutdown /r /f
8⤵
- Suspicious use of WriteProcessMemory
PID:2344

C:\Windows\SysWOW64\shutdown.exe
shutdown /r /f
9⤵
PID:1472

C:\Users\Admin\AppData\Local\Temp\1625016316.exe
C:\Users\Admin\AppData\Local\Temp\1625016316.exe
6⤵
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Adds Run key to start application
- Drops file in Windows directory
PID:3688

C:\Users\Admin\AppData\Local\Temp\843521357.exe
C:\Users\Admin\AppData\Local\Temp\843521357.exe
6⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:560

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c shutdown /r /f
7⤵
- Suspicious use of WriteProcessMemory
PID:1524

C:\Windows\SysWOW64\shutdown.exe
shutdown /r /f
8⤵
PID:4764

C:\Users\Admin\AppData\Local\Temp\3097013705.exe
C:\Users\Admin\AppData\Local\Temp\3097013705.exe
6⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4028

C:\Users\Admin\AppData\Local\Temp\1747236636.exe
C:\Users\Admin\AppData\Local\Temp\1747236636.exe
7⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:484

C:\Users\Admin\AppData\Local\Temp\3420011440.exe
C:\Users\Admin\AppData\Local\Temp\3420011440.exe
4⤵
- Executes dropped EXE
PID:3656

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#llzqlmcx#> IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /tn 'Windows Upgrade Manager' /tr '''C:\Users\Admin\Windows Upgrade\wupgrdsv.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Users\Admin\Windows Upgrade\wupgrdsv.exe') -Trigger (New-ScheduledTaskTrigger -AtLogOn) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'Windows Upgrade Manager' -RunLevel 'Highest' -Force; }
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3676

C:\Windows\System32\schtasks.exe
C:\Windows\System32\schtasks.exe /run /tn "Windows Upgrade Manager"
2⤵
PID:4416

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#llzqlmcx#> IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /tn 'Windows Upgrade Manager' /tr '''C:\Users\Admin\Windows Upgrade\wupgrdsv.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Users\Admin\Windows Upgrade\wupgrdsv.exe') -Trigger (New-ScheduledTaskTrigger -AtLogOn) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'Windows Upgrade Manager' -RunLevel 'Highest' -Force; }
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:640

C:\Users\Admin\Windows Upgrade\wupgrdsv.exe
"C:\Users\Admin\Windows Upgrade\wupgrdsv.exe"
1⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:2208

C:\Windows\System32\PickerHost.exe
C:\Windows\System32\PickerHost.exe -Embedding
1⤵
- Suspicious use of SetWindowsHookEx
PID:4840

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa39df055 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:4180

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Credential Access

Discovery

System Information Discovery

T1082

Query Registry

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\300862248217368\dwm.exe
Filesize
100KB

MD5
a8f401d424c87dbff0dd679c792f8cb0

SHA1
b1413e3019c6c201288a238191e5c4baa329b749

SHA256
714787dde305a03fe0bf0fe87923f814db1736fdfbb4ad38ec95536f152abfb2

SHA512
ab61d78dd7c2979ed97af85ab62f43cd34043e2a31821185c8c09622d6d8d39598813059d775c2195b9c3d03439a29cf261578555d9e86071a90ac048a2f9f31

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
Filesize
3KB

MD5
4764ec833397133003e2e24b080cd7ce

SHA1
03c8926d7afc4e605719aee53ef2ce53f6f314cc

SHA256
88331ffd23c1d6cfef379ab5366333f56ee41ff083f0421915302a492cb2a833

SHA512
e9ad86bc3878f4f3e1a38a191864857f24969e0f11d0636cb76523900e97b06d286c120460c38e7f93039356f45900d32ddda990abffb1958af173dfb1aedac1

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\1P4J2SEH\2[1]
Filesize
14KB

MD5
fce292c79288067dc17919ed588c161c

SHA1
bb44fa2c95af5bbd11e49264a40c16d6f343fa21

SHA256
4ef8146d85d60c2867bdbe44304b5ba00cceb208f4c10c9f91183308e1da3828

SHA512
73dac29753044a720fc43b4ee19d320e06855167cdf0ebf329207aa16faa13fd6d2937bd87b54e544dd8d4c3da634773abd73769d3915154099ff01e6e03033e

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\1P4J2SEH\cc33[1]
Filesize
80KB

MD5
98e2443907f1ecb82e86e3818b25ba66

SHA1
cfdafa41e582e8bd21cb93a96add84d0ab2bdc9f

SHA256
ef83ef42ff36634eb2af69ab262e248623751c5491267904ef50ae8d3f1d0481

SHA512
d47843174a5d5aa468e166c8f8d1bc74240b47ada6b095df948863b72aee503f9221be813d0a40dd5e6f7def43e1023e394227ab0ff7d8708d65eada708e7356

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\76HN2BM7\1[1]
Filesize
81KB

MD5
01e5faba64d8e9a9c187831fdc819f4c

SHA1
350a1a2bf237e64f43716262f99c632f5e01ba62

SHA256
7f4f76bd8fa91a71ce7999f9bbd0f7a63ca82d4e96b4d99cfad98edde1d85450

SHA512
f4bc09ab9e4579b82707d6420e3b9df9ec4fd77e11ce5eb8304b45e3b5c9403c01de4e50f3c7f03f00f3ebc921646794638dccfded199bfe5f3fd727f3e57782

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\76HN2BM7\5[1]
Filesize
8KB

MD5
145fc3dbf778aa2ba80af3d74eabfad6

SHA1
13dfeadb4b38c461f8b9d25853c0cae5d9a65f7c

SHA256
5ab3bcaff0514c89388ea4958197ab0ff5bcc5999e1b95d830bc72da94bd4200

SHA512
9bd7d50d489c4fc57ee1a0d3ad3cd2d29ca20f8ad1e46668a36d7ecced42db03a6980b039a2aeb7a1e1761aef89d994d73a497043ba744678290a8a9772a6306

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
1KB

MD5
3394e83680c035fb389680f30cf1079e

SHA1
29717bdf7b5f994ab5602c623e97c5308ccfd4d8

SHA256
10dfbdb82286cd20fae138c49e52f02208aae69bd0692c1c2568ef448d284841

SHA512
d2ce1c45b029dcddfdf4f366ea3f6911faae0a822534accd3cff23b4d1e3d266ca9f6c1d95e3f6a4c51ae7cc36f8b59d5224661defd60ff3e4c2845d77941a71

Download Submit
C:\Users\Admin\AppData\Local\Temp\1046431825.exe
Filesize
79KB

MD5
1e8a2ed2e3f35620fb6b8c2a782a57f3

SHA1
e924ce6d147ecc8b30b7c7cad02e5c9ae09a743a

SHA256
3f16f4550826076b2c8cd7b392ee649aeb06740328658a2d30c3d2002c6b7879

SHA512
ce4dc7fdd7f81a7a127d650f9175292b287b4803d815d74b64a4e5125cff66224d75e7ecade1d9c0e42f870bdb49a78e9613b1a49675ab5bc098611b99b49ade

Download Submit
C:\Users\Admin\AppData\Local\Temp\1625016316.exe
Filesize
14KB

MD5
2f4ab1a4a57649200550c0906d57bc28

SHA1
94bc52ed3921791630b2a001d9565b8f1bd3bd17

SHA256
baa6149b5b917ea3af1f7c77a65e26a34a191a31a9c79726bd60baf4656701fa

SHA512
ab1a59aa4c48f6c7fcf7950f4a68c3b89a56f266681a5aabd0df947af8340676e209d82ddd1997bfebd972b35ca235233b61231335aec4567f7b031e786ea7e8

Download Submit
C:\Users\Admin\AppData\Local\Temp\1747236636.exe
Filesize
5.4MB

MD5
41ab08c1955fce44bfd0c76a64d1945a

SHA1
2b9cb05f4de5d98c541d15175d7f0199cbdd0eea

SHA256
dd12cb27b3867341bf6ca48715756500d3ec56c19b21bb1c1290806aa74cb493

SHA512
38834ae703a8541b4fec9a1db94cfe296ead58649bb1d4873b517df14d0c6a9d25e49ff04c2bf6bb0188845116a4e894aae930d849f9be8c98d2ce51da1ef116

Download Submit
C:\Users\Admin\AppData\Local\Temp\3097013705.exe
Filesize
6KB

MD5
0d539e8277f20391a31babff8714fdb0

SHA1
a4e63870aa5fd258dde4f02be70732c27f556fa9

SHA256
669035f4f05fe6ffc7722987c41f802f3a11298cb3a154b00c4e76df2ae5fe32

SHA512
700ff1733a064ddda80c0ac4702e50a8c0ddd97f154ff894f89d16603c02076a13e1a93ca51224579898cdf69e560a69dff60d4f5e26a479e74a3e3350f822ff

Download Submit
C:\Users\Admin\AppData\Local\Temp\3153224031.exe
Filesize
81KB

MD5
f4713c8ac5fc1e4919156157e7bece19

SHA1
7bd9e35b1d1210183bbb4fe1995895cbc1692c62

SHA256
2be2206e079516c8cfa50bbc86f8a431898aa90dd73f7cfc6af1d21573247c4b

SHA512
ecff8f3af212f444b5f44fd3bfd922556a49b9156fd7a20e13ebc60b4abe08b9d193a49556d4a8e776ef8083db77ab9667ec537dd44f863719e83cb3899cb46f

Download Submit
C:\Users\Admin\AppData\Local\Temp\3420011440.exe
Filesize
79KB

MD5
ca57b9f2c47ab7d459f6c88d550e3e32

SHA1
a179d0c011a06f02aa0b24fa9ceaea10429da078

SHA256
937faa2f94fd8bf084196a0b354bb2dc364e557b70d682f183caf8cb0fdbd77b

SHA512
7950798db7601b96a585fd4e7a8f471944e7d09fa3a1cbc4ae256eb6d4817850ab3454d83a06b7c8449f6cd190b8206b6497a8570a2f010456c14e48651331df

Download Submit
C:\Users\Admin\AppData\Local\Temp\843521357.exe
Filesize
8KB

MD5
c34a248f132e739652407b0aa8c978cd

SHA1
f7f05357fd6ab2d1a11e3427ee46626bb6ad94ee

SHA256
4c9c53256ff65c9930c38b193537ad510930c25052231c7eef3715057b79e578

SHA512
f7999e8b903fbc2e715d6d7e7bb0bc421cef79dbd61f6d94f18fa63c99a420d2a70d4b23fa0b8ec05d073c954aec718be588ada718bb0f5aacd618ad815f2703

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_thruwni2.nz4.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\tbtnds.dat
Filesize
4KB

MD5
08c033adafe7692c82ad789cd4a9ae90

SHA1
5c8dfaf765c7cb7d22b83d5c122a640a4fe1c274

SHA256
584982a73730d050e55370dfe7bc8a32830f935f8f533e27e28de4635a01f400

SHA512
0295305191a3b661d61394520ad95c585d5bcfee0f39e84f0893421ec94cf1d33814eac52a8fdee0ce5a1030bab94b3f160d8ef2290ca9a229293e416bcd7a73

Download Submit
memory/484-121-0x00007FF77CBD0000-0x00007FF77D146000-memory.dmp

Filesize
5.5MB

Download
memory/640-125-0x000001E949580000-0x000001E949590000-memory.dmp

Filesize
64KB

Download
memory/640-124-0x00007FFA6D080000-0x00007FFA6DB42000-memory.dmp

Filesize
10.8MB

Download
memory/640-126-0x000001E949580000-0x000001E949590000-memory.dmp

Filesize
64KB

Download
memory/640-136-0x000001E949580000-0x000001E949590000-memory.dmp

Filesize
64KB

Download
memory/640-138-0x00007FFA6D080000-0x00007FFA6DB42000-memory.dmp

Filesize
10.8MB

Download
memory/2208-141-0x00007FF660C60000-0x00007FF6611D6000-memory.dmp

Filesize
5.5MB

Download
memory/3676-118-0x00007FFA6D080000-0x00007FFA6DB42000-memory.dmp

Filesize
10.8MB

Download
memory/3676-115-0x000002A66DB10000-0x000002A66DB20000-memory.dmp

Filesize
64KB

Download
memory/3676-114-0x000002A66DB10000-0x000002A66DB20000-memory.dmp

Filesize
64KB

Download
memory/3676-113-0x000002A66DB10000-0x000002A66DB20000-memory.dmp

Filesize
64KB

Download
memory/3676-112-0x00007FFA6D080000-0x00007FFA6DB42000-memory.dmp

Filesize
10.8MB

Download
memory/3676-111-0x000002A66DB20000-0x000002A66DB42000-memory.dmp

Filesize
136KB

Download

Resubmissions

Analysis

Sharing

Errors

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads