44caliber | eb346407fcdb18f374cd2c9e309f8d8e986e8679d370c1f530723d0a0c8c3579

Analysis

max time kernel
144s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
20-05-2024 15:29

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General

Target

installer.exe
Size

7.8MB
MD5

f3d4a56f1ec903519f4c37129423bd73
SHA1

72f0835888eea6e63e142d208b3997a708d7331b
SHA256

eb346407fcdb18f374cd2c9e309f8d8e986e8679d370c1f530723d0a0c8c3579
SHA512

1847df8f65d254a270722bf968b5e14230c3b9cb13b8bd0886aadb7c1da11d8ad43f56483be634b5010919843bbf4997cf5ada31a6a3e81671e173b0994630ac
SSDEEP

98304:5N8TuGLcT86GaEk4xK+NAwmRtaud0bJzREdt5D5MInOdl7QN:A4crE5Gud0lkoxc

Score

10^/10

44caliber dcrat xworm execution infostealer persistence rat spyware stealer trojan

Malware Config

Extracted

Family

xworm

lesbian-organ.gl.at.ply.gg:38343

Attributes

Install_directory
%LocalAppData%
install_file
javaw.exe Java(TM) Platform SE binary.exe
telegram
https://api.telegram.org/bot7026469441:AAEt3_GfOceSfMaQnCWR3hwEjHcRpqL852Q/sendMessage?chat_id=1434801883

Extracted

Family

44caliber

https://discord.com/api/webhooks/1239246319751528579/IYIQqMQxDmDpiYnpeLyqY8m4ky9T5uSTQX5CVjPoiRejTrVzBHNdk_JlDhnNu15EaRmp

Signatures

44Caliber
An open source infostealer written in C#.
stealer 44caliber
DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
rat infostealer dcrat

Detect Xworm Payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/files/0x00070000000233fd-11.dat	family_xworm
behavioral2/memory/3248-28-0x0000000000380000-0x0000000000396000-memory.dmp	family_xworm

Modifies WinLogon for persistence 2 TTPs 14 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

Processes:

Realtek HD Audio Universal Service.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\CbsTemp\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\sysmon.exe\", \"C:\\bridgeHyperCrt\\winlogon.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\javaw.exe Java(TM) Platform SE binary.exe\", \"C:\\Recovery\\WindowsRE\\fontdrvhost.exe\", \"C:\\Users\\Default\\dllhost.exe\", \"C:\\bridgeHyperCrt\\winlogon.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\CbsTemp\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\sysmon.exe\", \"C:\\bridgeHyperCrt\\winlogon.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\javaw.exe Java(TM) Platform SE binary.exe\", \"C:\\Recovery\\WindowsRE\\fontdrvhost.exe\", \"C:\\Users\\Default\\dllhost.exe\", \"C:\\bridgeHyperCrt\\winlogon.exe\", \"C:\\Program Files (x86)\\Windows Portable Devices\\StartMenuExperienceHost.exe\", \"C:\\Users\\Admin\\AppData\\Local\\Packages\\fontdrvhost.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\CbsTemp\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\sysmon.exe\", \"C:\\bridgeHyperCrt\\winlogon.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\javaw.exe Java(TM) Platform SE binary.exe\", \"C:\\Recovery\\WindowsRE\\fontdrvhost.exe\", \"C:\\Users\\Default\\dllhost.exe\", \"C:\\bridgeHyperCrt\\winlogon.exe\", \"C:\\Program Files (x86)\\Windows Portable Devices\\StartMenuExperienceHost.exe\", \"C:\\Users\\Admin\\AppData\\Local\\Packages\\fontdrvhost.exe\", \"C:\\bridgeHyperCrt\\RuntimeBroker.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\CbsTemp\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\sysmon.exe\", \"C:\\bridgeHyperCrt\\winlogon.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\javaw.exe Java(TM) Platform SE binary.exe\", \"C:\\Recovery\\WindowsRE\\fontdrvhost.exe\", \"C:\\Users\\Default\\dllhost.exe\", \"C:\\bridgeHyperCrt\\winlogon.exe\", \"C:\\Program Files (x86)\\Windows Portable Devices\\StartMenuExperienceHost.exe\", \"C:\\Users\\Admin\\AppData\\Local\\Packages\\fontdrvhost.exe\", \"C:\\bridgeHyperCrt\\RuntimeBroker.exe\", \"C:\\Program Files\\Common Files\\Realtek HD Audio Universal Service.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\CbsTemp\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\sysmon.exe\", \"C:\\bridgeHyperCrt\\winlogon.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\javaw.exe Java(TM) Platform SE binary.exe\", \"C:\\Recovery\\WindowsRE\\fontdrvhost.exe\", \"C:\\Users\\Default\\dllhost.exe\", \"C:\\bridgeHyperCrt\\winlogon.exe\", \"C:\\Program Files (x86)\\Windows Portable Devices\\StartMenuExperienceHost.exe\", \"C:\\Users\\Admin\\AppData\\Local\\Packages\\fontdrvhost.exe\", \"C:\\bridgeHyperCrt\\RuntimeBroker.exe\", \"C:\\Program Files\\Common Files\\Realtek HD Audio Universal Service.exe\", \"C:\\Recovery\\WindowsRE\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\StartMenuExperienceHost.exe\", \"C:\\Windows\\AppReadiness\\dllhost.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\CbsTemp\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\sysmon.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\CbsTemp\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\sysmon.exe\", \"C:\\bridgeHyperCrt\\winlogon.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\javaw.exe Java(TM) Platform SE binary.exe\", \"C:\\Recovery\\WindowsRE\\fontdrvhost.exe\", \"C:\\Users\\Default\\dllhost.exe\", \"C:\\bridgeHyperCrt\\winlogon.exe\", \"C:\\Program Files (x86)\\Windows Portable Devices\\StartMenuExperienceHost.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\CbsTemp\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\sysmon.exe\", \"C:\\bridgeHyperCrt\\winlogon.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\javaw.exe Java(TM) Platform SE binary.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\CbsTemp\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\sysmon.exe\", \"C:\\bridgeHyperCrt\\winlogon.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\javaw.exe Java(TM) Platform SE binary.exe\", \"C:\\Recovery\\WindowsRE\\fontdrvhost.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\CbsTemp\\csrss.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\CbsTemp\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\sysmon.exe\", \"C:\\bridgeHyperCrt\\winlogon.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\CbsTemp\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\sysmon.exe\", \"C:\\bridgeHyperCrt\\winlogon.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\javaw.exe Java(TM) Platform SE binary.exe\", \"C:\\Recovery\\WindowsRE\\fontdrvhost.exe\", \"C:\\Users\\Default\\dllhost.exe\", \"C:\\bridgeHyperCrt\\winlogon.exe\", \"C:\\Program Files (x86)\\Windows Portable Devices\\StartMenuExperienceHost.exe\", \"C:\\Users\\Admin\\AppData\\Local\\Packages\\fontdrvhost.exe\", \"C:\\bridgeHyperCrt\\RuntimeBroker.exe\", \"C:\\Program Files\\Common Files\\Realtek HD Audio Universal Service.exe\", \"C:\\Recovery\\WindowsRE\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\StartMenuExperienceHost.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\CbsTemp\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\sysmon.exe\", \"C:\\bridgeHyperCrt\\winlogon.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\javaw.exe Java(TM) Platform SE binary.exe\", \"C:\\Recovery\\WindowsRE\\fontdrvhost.exe\", \"C:\\Users\\Default\\dllhost.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\CbsTemp\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\sysmon.exe\", \"C:\\bridgeHyperCrt\\winlogon.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\javaw.exe Java(TM) Platform SE binary.exe\", \"C:\\Recovery\\WindowsRE\\fontdrvhost.exe\", \"C:\\Users\\Default\\dllhost.exe\", \"C:\\bridgeHyperCrt\\winlogon.exe\", \"C:\\Program Files (x86)\\Windows Portable Devices\\StartMenuExperienceHost.exe\", \"C:\\Users\\Admin\\AppData\\Local\\Packages\\fontdrvhost.exe\", \"C:\\bridgeHyperCrt\\RuntimeBroker.exe\", \"C:\\Program Files\\Common Files\\Realtek HD Audio Universal Service.exe\", \"C:\\Recovery\\WindowsRE\\csrss.exe\""	Realtek HD Audio Universal Service.exe

Process spawned unexpected child process 42 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

schtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exe

description	pid	pid_target	Process	procid_target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3084	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	5064	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	948	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	624	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2384	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2296	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3900	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3164	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2968	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4252	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1868	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4060	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3148	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4660	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2528	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2712	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2468	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2800	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3272	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4104	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2876	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2988	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2500	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2944	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	404	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3384	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1056	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1872	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4416	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3596	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2784	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4172	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3612	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1792	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2664	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1592	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4624	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1916	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1452	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3200	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	692	2612	schtasks.exe	96
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1628	2612	schtasks.exe	96

Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm

DCRat payload 4 IoCs

Detects payload of DCRat, commonly dropped by NSIS installers.

rat

Processes:

resource	yara_rule
behavioral2/files/0x000a000000021677-4.dat	dcrat
behavioral2/memory/3108-33-0x0000000000400000-0x0000000000BC8000-memory.dmp	dcrat
behavioral2/files/0x0008000000023418-76.dat	dcrat
behavioral2/memory/3304-78-0x0000000000700000-0x0000000000944000-memory.dmp	dcrat

Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

Processes:

powershell.exepowershell.exepowershell.exepowershell.exe

pid	Process
2804	powershell.exe
4004	powershell.exe
3216	powershell.exe
1780	powershell.exe

Checks computer location settings 2 TTPs 5 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

installer.exeRealtek HD Audio Universal Service.exeWScript.exejavaw.exe Java(TM) Platform SE binary.exeRealtek HD Audio Universal Service.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	installer.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	Realtek HD Audio Universal Service.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	WScript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	javaw.exe Java(TM) Platform SE binary.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	Realtek HD Audio Universal Service.exe

Executes dropped EXE 5 IoCs

Processes:

Realtek HD Audio Universal Service.exejavaw.exe Java(TM) Platform SE binary.exeUpdata.exeRealtek HD Audio Universal Service.exewinlogon.exe

pid	Process
4200	Realtek HD Audio Universal Service.exe
3248	javaw.exe Java(TM) Platform SE binary.exe
2088	Updata.exe
3304	Realtek HD Audio Universal Service.exe
4264	winlogon.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001

Adds Run key to start application 2 TTPs 27 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

Realtek HD Audio Universal Service.exejavaw.exe Java(TM) Platform SE binary.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\StartMenuExperienceHost = "\"C:\\Recovery\\WindowsRE\\StartMenuExperienceHost.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dllhost = "\"C:\\Windows\\AppReadiness\\dllhost.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\CbsTemp\\csrss.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\javaw.exe Java(TM) Platform SE binary = "\"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\javaw.exe Java(TM) Platform SE binary.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "\"C:\\bridgeHyperCrt\\RuntimeBroker.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "\"C:\\bridgeHyperCrt\\RuntimeBroker.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Realtek HD Audio Universal Service = "\"C:\\Program Files\\Common Files\\Realtek HD Audio Universal Service.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\javaw.exe Java(TM) Platform SE binary = "C:\\Users\\Admin\\AppData\\Local\\javaw.exe Java(TM) Platform SE binary.exe"	javaw.exe Java(TM) Platform SE binary.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dllhost = "\"C:\\Windows\\AppReadiness\\dllhost.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sysmon = "\"C:\\Recovery\\WindowsRE\\sysmon.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sysmon = "\"C:\\Recovery\\WindowsRE\\sysmon.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winlogon = "\"C:\\bridgeHyperCrt\\winlogon.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fontdrvhost = "\"C:\\Users\\Admin\\AppData\\Local\\Packages\\fontdrvhost.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\StartMenuExperienceHost = "\"C:\\Recovery\\WindowsRE\\StartMenuExperienceHost.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fontdrvhost = "\"C:\\Recovery\\WindowsRE\\fontdrvhost.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fontdrvhost = "\"C:\\Recovery\\WindowsRE\\fontdrvhost.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dllhost = "\"C:\\Users\\Default\\dllhost.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\StartMenuExperienceHost = "\"C:\\Program Files (x86)\\Windows Portable Devices\\StartMenuExperienceHost.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\CbsTemp\\csrss.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\StartMenuExperienceHost = "\"C:\\Program Files (x86)\\Windows Portable Devices\\StartMenuExperienceHost.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Recovery\\WindowsRE\\csrss.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winlogon = "\"C:\\bridgeHyperCrt\\winlogon.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\javaw.exe Java(TM) Platform SE binary = "\"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\javaw.exe Java(TM) Platform SE binary.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dllhost = "\"C:\\Users\\Default\\dllhost.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fontdrvhost = "\"C:\\Users\\Admin\\AppData\\Local\\Packages\\fontdrvhost.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Realtek HD Audio Universal Service = "\"C:\\Program Files\\Common Files\\Realtek HD Audio Universal Service.exe\""	Realtek HD Audio Universal Service.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Recovery\\WindowsRE\\csrss.exe\""	Realtek HD Audio Universal Service.exe

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow	ioc
6	freegeoip.app
9	freegeoip.app
21	ip-api.com

Drops file in Program Files directory 7 IoCs

Processes:

Realtek HD Audio Universal Service.exe

description	ioc	Process
File created	C:\Program Files (x86)\Windows Portable Devices\StartMenuExperienceHost.exe	Realtek HD Audio Universal Service.exe
File created	C:\Program Files (x86)\Windows Portable Devices\55b276f4edf653	Realtek HD Audio Universal Service.exe
File created	C:\Program Files\Common Files\Realtek HD Audio Universal Service.exe	Realtek HD Audio Universal Service.exe
File created	C:\Program Files\Common Files\1a118449e3bb0d	Realtek HD Audio Universal Service.exe
File created	C:\Program Files\WindowsApps\sppsvc.exe	Realtek HD Audio Universal Service.exe
File created	C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\javaw.exe Java(TM) Platform SE binary.exe	Realtek HD Audio Universal Service.exe
File created	C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\b48fb2592db131	Realtek HD Audio Universal Service.exe

Drops file in Windows directory 5 IoCs

Processes:

Realtek HD Audio Universal Service.exe

description	ioc	Process
File created	C:\Windows\CbsTemp\csrss.exe	Realtek HD Audio Universal Service.exe
File opened for modification	C:\Windows\CbsTemp\csrss.exe	Realtek HD Audio Universal Service.exe
File created	C:\Windows\CbsTemp\886983d96e3d3e	Realtek HD Audio Universal Service.exe
File created	C:\Windows\AppReadiness\dllhost.exe	Realtek HD Audio Universal Service.exe
File created	C:\Windows\AppReadiness\5940a34987c991	Realtek HD Audio Universal Service.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 42 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

Processes:

pid	Process
4660	schtasks.exe
2468	schtasks.exe
2988	schtasks.exe
2944	schtasks.exe
404	schtasks.exe
948	schtasks.exe
2296	schtasks.exe
3148	schtasks.exe
5064	schtasks.exe
1868	schtasks.exe
1056	schtasks.exe
3612	schtasks.exe
1792	schtasks.exe
2664	schtasks.exe
1452	schtasks.exe
692	schtasks.exe
3084	schtasks.exe
624	schtasks.exe
3384	schtasks.exe
3164	schtasks.exe
3272	schtasks.exe
2876	schtasks.exe
3596	schtasks.exe
4624	schtasks.exe
1916	schtasks.exe
2384	schtasks.exe
3900	schtasks.exe
2968	schtasks.exe
2528	schtasks.exe
2800	schtasks.exe
4104	schtasks.exe
2784	schtasks.exe
4172	schtasks.exe
1592	schtasks.exe
2712	schtasks.exe
1872	schtasks.exe
4252	schtasks.exe
4060	schtasks.exe
2500	schtasks.exe
4416	schtasks.exe
3200	schtasks.exe
1628	schtasks.exe

Modifies registry class 2 IoCs

Processes:

Realtek HD Audio Universal Service.exeRealtek HD Audio Universal Service.exe

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000_Classes\Local Settings	Realtek HD Audio Universal Service.exe
Key created	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000_Classes\Local Settings	Realtek HD Audio Universal Service.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

Processes:

Updata.exeRealtek HD Audio Universal Service.exepowershell.exepowershell.exepowershell.exepowershell.exejavaw.exe Java(TM) Platform SE binary.exewinlogon.exe

pid	Process
2088	Updata.exe
2088	Updata.exe
2088	Updata.exe
3304	Realtek HD Audio Universal Service.exe
1780	powershell.exe
1780	powershell.exe
2804	powershell.exe
2804	powershell.exe
4004	powershell.exe
4004	powershell.exe
3216	powershell.exe
3216	powershell.exe
3248	javaw.exe Java(TM) Platform SE binary.exe
4264	winlogon.exe
4264	winlogon.exe
4264	winlogon.exe
4264	winlogon.exe
4264	winlogon.exe
4264	winlogon.exe
4264	winlogon.exe
4264	winlogon.exe
4264	winlogon.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

winlogon.exe

pid	Process
4264	winlogon.exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

Processes:

javaw.exe Java(TM) Platform SE binary.exeUpdata.exeRealtek HD Audio Universal Service.exepowershell.exepowershell.exepowershell.exepowershell.exewinlogon.exe

description	pid	Process
Token: SeDebugPrivilege	3248	javaw.exe Java(TM) Platform SE binary.exe
Token: SeDebugPrivilege	2088	Updata.exe
Token: SeDebugPrivilege	3304	Realtek HD Audio Universal Service.exe
Token: SeDebugPrivilege	1780	powershell.exe
Token: SeDebugPrivilege	2804	powershell.exe
Token: SeDebugPrivilege	4004	powershell.exe
Token: SeDebugPrivilege	3216	powershell.exe
Token: SeDebugPrivilege	3248	javaw.exe Java(TM) Platform SE binary.exe
Token: SeDebugPrivilege	4264	winlogon.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

javaw.exe Java(TM) Platform SE binary.exe

pid	Process
3248	javaw.exe Java(TM) Platform SE binary.exe

Suspicious use of WriteProcessMemory 29 IoCs

Processes:

installer.exeRealtek HD Audio Universal Service.exeWScript.execmd.exejavaw.exe Java(TM) Platform SE binary.exeRealtek HD Audio Universal Service.execmd.exe

description	pid	Process	procid_target
PID 3108 wrote to memory of 4200	3108	installer.exe	83
PID 3108 wrote to memory of 4200	3108	installer.exe	83
PID 3108 wrote to memory of 4200	3108	installer.exe	83
PID 3108 wrote to memory of 3248	3108	installer.exe	84
PID 3108 wrote to memory of 3248	3108	installer.exe	84
PID 3108 wrote to memory of 2088	3108	installer.exe	85
PID 3108 wrote to memory of 2088	3108	installer.exe	85
PID 4200 wrote to memory of 3972	4200	Realtek HD Audio Universal Service.exe	88
PID 4200 wrote to memory of 3972	4200	Realtek HD Audio Universal Service.exe	88
PID 4200 wrote to memory of 3972	4200	Realtek HD Audio Universal Service.exe	88
PID 3972 wrote to memory of 3276	3972	WScript.exe	93
PID 3972 wrote to memory of 3276	3972	WScript.exe	93
PID 3972 wrote to memory of 3276	3972	WScript.exe	93
PID 3276 wrote to memory of 3304	3276	cmd.exe	95
PID 3276 wrote to memory of 3304	3276	cmd.exe	95
PID 3248 wrote to memory of 1780	3248	javaw.exe Java(TM) Platform SE binary.exe	141
PID 3248 wrote to memory of 1780	3248	javaw.exe Java(TM) Platform SE binary.exe	141
PID 3304 wrote to memory of 1600	3304	Realtek HD Audio Universal Service.exe	143
PID 3304 wrote to memory of 1600	3304	Realtek HD Audio Universal Service.exe	143
PID 1600 wrote to memory of 1456	1600	cmd.exe	145
PID 1600 wrote to memory of 1456	1600	cmd.exe	145
PID 3248 wrote to memory of 2804	3248	javaw.exe Java(TM) Platform SE binary.exe	147
PID 3248 wrote to memory of 2804	3248	javaw.exe Java(TM) Platform SE binary.exe	147
PID 3248 wrote to memory of 4004	3248	javaw.exe Java(TM) Platform SE binary.exe	149
PID 3248 wrote to memory of 4004	3248	javaw.exe Java(TM) Platform SE binary.exe	149
PID 3248 wrote to memory of 3216	3248	javaw.exe Java(TM) Platform SE binary.exe	151
PID 3248 wrote to memory of 3216	3248	javaw.exe Java(TM) Platform SE binary.exe	151
PID 1600 wrote to memory of 4264	1600	cmd.exe	158
PID 1600 wrote to memory of 4264	1600	cmd.exe	158

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\installer.exe
"C:\Users\Admin\AppData\Local\Temp\installer.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3108
- C:\Users\Admin\AppData\Local\Temp\Realtek HD Audio Universal Service.exe
  "C:\Users\Admin\AppData\Local\Temp\Realtek HD Audio Universal Service.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:4200
- - C:\Windows\SysWOW64\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\bridgeHyperCrt\FOAEdrh1BxsF.vbe"
    3⤵
    - Checks computer location settings
    - Suspicious use of WriteProcessMemory
    PID:3972
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\bridgeHyperCrt\OI0pwrYEs8WKMbQhaocS5DTAkNJim.bat" "
      4⤵
      Suspicious use of WriteProcessMemory
      PID:3276
    - - C:\bridgeHyperCrt\Realtek HD Audio Universal Service.exe
        
        "C:\bridgeHyperCrt\Realtek HD Audio Universal Service.exe"
        5⤵
        Modifies WinLogon for persistence
        Checks computer location settings
        Executes dropped EXE
        Adds Run key to start application
        Drops file in Program Files directory
        Drops file in Windows directory
        Modifies registry class
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:3304
      - C:\Windows\System32\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\jyyWEJQvXv.bat"
        6⤵
        Suspicious use of WriteProcessMemory
        
        PID:1600
        
        C:\Windows\system32\w32tm.exe
        
        w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2
        7⤵
        
        PID:1456
        
        C:\bridgeHyperCrt\winlogon.exe
        
        "C:\bridgeHyperCrt\winlogon.exe"
        7⤵
        Executes dropped EXE
        Suspicious behavior: EnumeratesProcesses
        Suspicious behavior: GetForegroundWindowSpam
        Suspicious use of AdjustPrivilegeToken
        
        PID:4264
- C:\Users\Admin\AppData\Local\Temp\javaw.exe Java(TM) Platform SE binary.exe
  "C:\Users\Admin\AppData\Local\Temp\javaw.exe Java(TM) Platform SE binary.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3248
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\javaw.exe Java(TM) Platform SE binary.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1780
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'javaw.exe Java(TM) Platform SE binary.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2804
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\javaw.exe Java(TM) Platform SE binary.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4004
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'javaw.exe Java(TM) Platform SE binary.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3216
- C:\Users\Admin\AppData\Local\Temp\Updata.exe
  "C:\Users\Admin\AppData\Local\Temp\Updata.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2088

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 9 /tr "'C:\Windows\CbsTemp\csrss.exe'" /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3084

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\Windows\CbsTemp\csrss.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:5064

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 8 /tr "'C:\Windows\CbsTemp\csrss.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:948

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sysmons" /sc MINUTE /mo 7 /tr "'C:\Recovery\WindowsRE\sysmon.exe'" /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:624

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sysmon" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\sysmon.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2384

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sysmons" /sc MINUTE /mo 12 /tr "'C:\Recovery\WindowsRE\sysmon.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2296

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 5 /tr "'C:\bridgeHyperCrt\winlogon.exe'" /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3900

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "winlogon" /sc ONLOGON /tr "'C:\bridgeHyperCrt\winlogon.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3164

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 6 /tr "'C:\bridgeHyperCrt\winlogon.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2968

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "javaw.exe Java(TM) Platform SE binaryj" /sc MINUTE /mo 14 /tr "'C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\javaw.exe Java(TM) Platform SE binary.exe'" /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4252

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "javaw.exe Java(TM) Platform SE binary" /sc ONLOGON /tr "'C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\javaw.exe Java(TM) Platform SE binary.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1868

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "javaw.exe Java(TM) Platform SE binaryj" /sc MINUTE /mo 6 /tr "'C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\javaw.exe Java(TM) Platform SE binary.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4060

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 8 /tr "'C:\Recovery\WindowsRE\fontdrvhost.exe'" /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3148

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhost" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\fontdrvhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4660

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 11 /tr "'C:\Recovery\WindowsRE\fontdrvhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2528

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 14 /tr "'C:\Users\Default\dllhost.exe'" /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2712

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dllhost" /sc ONLOGON /tr "'C:\Users\Default\dllhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2468

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 13 /tr "'C:\Users\Default\dllhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2800

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 9 /tr "'C:\bridgeHyperCrt\winlogon.exe'" /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3272

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "winlogon" /sc ONLOGON /tr "'C:\bridgeHyperCrt\winlogon.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4104

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 13 /tr "'C:\bridgeHyperCrt\winlogon.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2876

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "StartMenuExperienceHostS" /sc MINUTE /mo 11 /tr "'C:\Program Files (x86)\Windows Portable Devices\StartMenuExperienceHost.exe'" /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2988

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "StartMenuExperienceHost" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Portable Devices\StartMenuExperienceHost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2500

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "StartMenuExperienceHostS" /sc MINUTE /mo 9 /tr "'C:\Program Files (x86)\Windows Portable Devices\StartMenuExperienceHost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2944

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 12 /tr "'C:\Users\Admin\AppData\Local\Packages\fontdrvhost.exe'" /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:404

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhost" /sc ONLOGON /tr "'C:\Users\Admin\AppData\Local\Packages\fontdrvhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3384

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 10 /tr "'C:\Users\Admin\AppData\Local\Packages\fontdrvhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1056

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 14 /tr "'C:\bridgeHyperCrt\RuntimeBroker.exe'" /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1872

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\bridgeHyperCrt\RuntimeBroker.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4416

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 9 /tr "'C:\bridgeHyperCrt\RuntimeBroker.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3596

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "Realtek HD Audio Universal ServiceR" /sc MINUTE /mo 12 /tr "'C:\Program Files\Common Files\Realtek HD Audio Universal Service.exe'" /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2784

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "Realtek HD Audio Universal Service" /sc ONLOGON /tr "'C:\Program Files\Common Files\Realtek HD Audio Universal Service.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4172

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "Realtek HD Audio Universal ServiceR" /sc MINUTE /mo 12 /tr "'C:\Program Files\Common Files\Realtek HD Audio Universal Service.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3612

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 12 /tr "'C:\Recovery\WindowsRE\csrss.exe'" /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1792

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\csrss.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2664

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 12 /tr "'C:\Recovery\WindowsRE\csrss.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1592

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "StartMenuExperienceHostS" /sc MINUTE /mo 12 /tr "'C:\Recovery\WindowsRE\StartMenuExperienceHost.exe'" /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4624

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "StartMenuExperienceHost" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\StartMenuExperienceHost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1916

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "StartMenuExperienceHostS" /sc MINUTE /mo 5 /tr "'C:\Recovery\WindowsRE\StartMenuExperienceHost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1452

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 10 /tr "'C:\Windows\AppReadiness\dllhost.exe'" /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3200

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dllhost" /sc ONLOGON /tr "'C:\Windows\AppReadiness\dllhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:692

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 11 /tr "'C:\Windows\AppReadiness\dllhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1628

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

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
2KB

MD5
d85ba6ff808d9e5444a4b369f5bc2730

SHA1
31aa9d96590fff6981b315e0b391b575e4c0804a

SHA256
84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

SHA512
8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

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

Filesize
944B

MD5
77d622bb1a5b250869a3238b9bc1402b

SHA1
d47f4003c2554b9dfc4c16f22460b331886b191b

SHA256
f97ff12a8abf4bf88bb6497bd2ac2da12628c8847a8ba5a9026bdbb76507cdfb

SHA512
d6789b5499f23c9035375a102271e17a8a82e57d6f5312fa24242e08a83efdeb8becb7622f55c4cf1b89c7d864b445df11f4d994cf7e2f87a900535bcca12fd9

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

Filesize
944B

MD5
34f595487e6bfd1d11c7de88ee50356a

SHA1
4caad088c15766cc0fa1f42009260e9a02f953bb

SHA256
0f9a4b52e01cb051052228a55d0515911b7ef5a8db3cf925528c746df511424d

SHA512
10976c5deaf9fac449e703e852c3b08d099f430de2d7c7b8e2525c35d63e28b890e5aab63feff9b20bca0aaf9f35a3ba411aee3fbeee9ea59f90ed25bd617a0b

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

Filesize
944B

MD5
6e09573715495338a569f0316d59af57

SHA1
1a9fd3073801c241b276cdb8b3d7035afbcd0c8d

SHA256
bdad2d4c1b3475754cb3b9ef41a9eda243f46e30117539f81399c977a459b570

SHA512
61add4e0cfef5f138e95f0d941c39c0bce038a47fbc262d5622a0fdf46621231653adfcca3b81bef3a662a37c288e1e9644bed44591551aea5399a370afaeced

Download Submit
C:\Users\Admin\AppData\Local\Temp\Realtek HD Audio Universal Service.exe

Filesize
2.5MB

MD5
3389fc2b0cbe478b8ff249b7fedc75ed

SHA1
949a474ba3ad5913504b999516e0e7aac6d1854c

SHA256
7e4efd43ace17028eacb97352fe2ea46d44b96aca3068130b0cdec4dbba081b1

SHA512
707f7bcf0d86212654d1f69f2dd8e753dc8a67a1bc9d5a5132e60c852ba6d4b30063656e0e6f87104ec7825404add94e8bfff5ec1757df7add4c1b604cd30313

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

Filesize
303KB

MD5
fa8baa8b5f5e19777e1b20104defff51

SHA1
a17922c107c303693489530dbfa3bb20afc24e59

SHA256
42538f0378843cc317f37ff9731b8c917f6763d811c0fde29bac25b759402f47

SHA512
4e2478795dacfe440860f03c8b0e318f238b2d2e09e278c995b49a90415ff275c87645f3d22cbff6102e5db683d4d98f0ef13abb6002eb19c647f86ec8d69d62

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mbzxxglw.ln0.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\javaw.exe Java(TM) Platform SE binary.exe

Filesize
66KB

MD5
52409e4dbf9ed75c7fd6fbb4e7b1593c

SHA1
b2124798396292059c64fcb5e3d40a742ea66f0b

SHA256
8c63a9bbb49745a61fbf450e78485966222810403844af067f43046092b02112

SHA512
b72e769ced2813f5c93731e9c96bdafeb7359c9aa2b23fe9cb8bea675e1c2fcb2a7208b21bf0fc73d8255ee73bb732aea58ff7ff3a14c7727425947fa3f5c1a7

Download Submit
C:\Users\Admin\AppData\Local\Temp\jyyWEJQvXv.bat

Filesize
195B

MD5
d3ade3b157ad9aa51a1b55441a581dc4

SHA1
488b0d12ce11e2e1cc21a5585a7a986930b3f370

SHA256
7784bfe3a9daf057cf67e9ebcea7a221e06962e6d55f6d4eff5d357f2dd04f88

SHA512
35a196b39e281ec60faa225cb6618c9918d3727b372fad7748d8a9ce5e5f1742d8cc456a01747de3fe1e50354089c493b3ec89c8a10a90fc660a7849fcb45efd

Download Submit
C:\bridgeHyperCrt\FOAEdrh1BxsF.vbe

Filesize
231B

MD5
91dfc7252bcd06d82af9f64190b08c7e

SHA1
4eea175d57c3631c0dab65cff1c325d59b5d34a8

SHA256
fdee20a4260f6ba25d38608473eb51910fd1780e104edc51b7feea672f23858b

SHA512
b56eea94d6f4660f1022464c82d0595c8ddf18fdd5977c6bc9dd7baae2c8090d188b418c1b6d2556e3b630823d526b27640d06fe8a5f6fffc776caa4907b2d30

Download Submit
C:\bridgeHyperCrt\OI0pwrYEs8WKMbQhaocS5DTAkNJim.bat

Filesize
69B

MD5
ae3ca8c85d0b24e4a5d8665f7cb83466

SHA1
cea7807241d92dca00ed5d9283e21142ffbbb14c

SHA256
afddd637f38e2c904b3c6c717d6277fe9f9566e29f2940e371289ab259f4e869

SHA512
e3379655f409bd348fbcf61be7cba93627b0a3fb30cadc47f036e3fe03a69d2e9631d7339984ae426cbd5145db1c22a9aec5c98f5806ef0caf1bf69a412c1c99

Download Submit
C:\bridgeHyperCrt\Realtek HD Audio Universal Service.exe

Filesize
2.2MB

MD5
8b8ad5d190af5992165ab74f2c4d2539

SHA1
4c7dcd839b39b6da31c575e6c0078b948c486ca0

SHA256
fa7c73b719b35f3ed6e23c1c1f216f9c344a3a95a46d9779ddb90cacbde81624

SHA512
eb957611286cc642dac606a2cd65ae49a67c15832f5383983dc65075d48ab7c4c74873a30cbf9ff024b29d0282b2e1e6e731365a78f23c912fbd5a799568aa0c

Download Submit
memory/1780-113-0x00000233D5CA0000-0x00000233D5CC2000-memory.dmp

Filesize
136KB

Download
memory/2088-73-0x00007FFAD9D40000-0x00007FFADA801000-memory.dmp

Filesize
10.8MB

Download
memory/2088-70-0x00007FFAD9D40000-0x00007FFADA801000-memory.dmp

Filesize
10.8MB

Download
memory/2088-32-0x000001A57E050000-0x000001A57E0A2000-memory.dmp

Filesize
328KB

Download
memory/3108-33-0x0000000000400000-0x0000000000BC8000-memory.dmp

Filesize
7.8MB

Download
memory/3248-99-0x00007FFAD9D40000-0x00007FFADA801000-memory.dmp

Filesize
10.8MB

Download
memory/3248-28-0x0000000000380000-0x0000000000396000-memory.dmp

Filesize
88KB

Download
memory/3248-20-0x00007FFAD9D43000-0x00007FFAD9D45000-memory.dmp

Filesize
8KB

Download
memory/3248-164-0x00007FFAD9D43000-0x00007FFAD9D45000-memory.dmp

Filesize
8KB

Download
memory/3248-165-0x00007FFAD9D40000-0x00007FFADA801000-memory.dmp

Filesize
10.8MB

Download
memory/3304-78-0x0000000000700000-0x0000000000944000-memory.dmp

Filesize
2.3MB

Download