amadey | fedb08b3ec7034a15e9dee7ed4dec1a854fb78e74285e1ee05c90f9e9e4f8b3e

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	wD2RUxX6MD7QXPGNkZWrYw7j.exe

Blocklisted process makes network request 3 IoCs

flow	pid	Process
126	528	rundll32.exe
126	528	rundll32.exe
135	5308	rundll32.exe

Downloads MZ/PE file

Modifies Windows Firewall 2 TTPs 3 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
5444	netsh.exe
5632	netsh.exe
5756	netsh.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	wD2RUxX6MD7QXPGNkZWrYw7j.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	wD2RUxX6MD7QXPGNkZWrYw7j.exe

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Control Panel\International\Geo\Nation	chrosha.exe

Drops startup file 6 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\7lyC3OajMqETouuHkHZA5bGe.bat	CasPol.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\BdksdpkVunlXsai0Sv5sUFLQ.bat	CasPol.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\sG9pzDs5o8VGOq73x1sXrBI9.bat	CasPol.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\vfwSobkAFS9GkkGafQSXXTBJ.bat	CasPol.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\5TvqmDuJrB6j0l3yPFYAAtFV.bat	CasPol.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\kd9jj97rLkMagDeJZjzQElRH.bat	CasPol.exe

Executes dropped EXE 21 IoCs

pid	Process
852	chrosha.exe
1352	un300un.exe
212	wZ19rY9w78Hl2smNcBrDqNNL.exe
2436	B3dRtpPBGDRaCVG6aN8a3pJz.exe
3796	Xc90dhXVQswAqCCztpQHibxA.exe
1460	wD2RUxX6MD7QXPGNkZWrYw7j.exe
2796	xfG82x0lroBU9PDhZ1q2beQA.exe
3512	xfG82x0lroBU9PDhZ1q2beQA.exe
4420	xfG82x0lroBU9PDhZ1q2beQA.exe
5000	xfG82x0lroBU9PDhZ1q2beQA.exe
4476	xfG82x0lroBU9PDhZ1q2beQA.exe
5820	wZ19rY9w78Hl2smNcBrDqNNL.exe
5952	Xc90dhXVQswAqCCztpQHibxA.exe
2136	B3dRtpPBGDRaCVG6aN8a3pJz.exe
5652	Assistant_108.0.5067.20_Setup.exe_sfx.exe
4248	assistant_installer.exe
4896	assistant_installer.exe
2692	csrss.exe
5924	injector.exe
1732	windefender.exe
3204	windefender.exe

Loads dropped DLL 12 IoCs

pid	Process
2796	xfG82x0lroBU9PDhZ1q2beQA.exe
3512	xfG82x0lroBU9PDhZ1q2beQA.exe
4176	rundll32.exe
528	rundll32.exe
4420	xfG82x0lroBU9PDhZ1q2beQA.exe
5000	xfG82x0lroBU9PDhZ1q2beQA.exe
4476	xfG82x0lroBU9PDhZ1q2beQA.exe
5308	rundll32.exe
4248	assistant_installer.exe
4248	assistant_installer.exe
4896	assistant_installer.exe
4896	assistant_installer.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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

Themida packer 11 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral2/files/0x0007000000023266-85.dat	themida
behavioral2/files/0x0007000000023266-92.dat	themida
behavioral2/memory/1460-95-0x00007FF60C7F0000-0x00007FF60D207000-memory.dmp	themida
behavioral2/memory/1460-102-0x00007FF60C7F0000-0x00007FF60D207000-memory.dmp	themida
behavioral2/memory/1460-103-0x00007FF60C7F0000-0x00007FF60D207000-memory.dmp	themida
behavioral2/memory/1460-104-0x00007FF60C7F0000-0x00007FF60D207000-memory.dmp	themida
behavioral2/memory/1460-105-0x00007FF60C7F0000-0x00007FF60D207000-memory.dmp	themida
behavioral2/memory/1460-112-0x00007FF60C7F0000-0x00007FF60D207000-memory.dmp	themida
behavioral2/memory/1460-113-0x00007FF60C7F0000-0x00007FF60D207000-memory.dmp	themida
behavioral2/memory/1460-98-0x00007FF60C7F0000-0x00007FF60D207000-memory.dmp	themida
behavioral2/memory/1460-211-0x00007FF60C7F0000-0x00007FF60D207000-memory.dmp	themida

UPX packed file 15 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/files/0x0007000000023270-134.dat	upx
behavioral2/files/0x0007000000023270-141.dat	upx
behavioral2/files/0x0007000000023270-158.dat	upx
behavioral2/memory/2796-157-0x0000000000B50000-0x0000000001088000-memory.dmp	upx
behavioral2/memory/3512-167-0x0000000000B50000-0x0000000001088000-memory.dmp	upx
behavioral2/files/0x0007000000023270-170.dat	upx
behavioral2/files/0x000700000002327a-173.dat	upx
behavioral2/memory/4420-179-0x0000000000DA0000-0x00000000012D8000-memory.dmp	upx
behavioral2/files/0x0007000000023270-182.dat	upx
behavioral2/memory/5000-189-0x0000000000B50000-0x0000000001088000-memory.dmp	upx
behavioral2/files/0x0007000000023270-190.dat	upx
behavioral2/memory/4476-206-0x0000000000B50000-0x0000000001088000-memory.dmp	upx
behavioral2/files/0x00080000000232b2-809.dat	upx
behavioral2/memory/1732-814-0x0000000000400000-0x00000000008DF000-memory.dmp	upx
behavioral2/memory/3204-825-0x0000000000400000-0x00000000008DF000-memory.dmp	upx

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	wZ19rY9w78Hl2smNcBrDqNNL.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	Xc90dhXVQswAqCCztpQHibxA.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	B3dRtpPBGDRaCVG6aN8a3pJz.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	csrss.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	wD2RUxX6MD7QXPGNkZWrYw7j.exe

Enumerates connected drives 3 TTPs 4 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

Peripheral Device Discovery

T1120

System Information Discovery

description	ioc	Process
File opened (read-only)	\??\D:	xfG82x0lroBU9PDhZ1q2beQA.exe
File opened (read-only)	\??\F:	xfG82x0lroBU9PDhZ1q2beQA.exe
File opened (read-only)	\??\D:	xfG82x0lroBU9PDhZ1q2beQA.exe
File opened (read-only)	\??\F:	xfG82x0lroBU9PDhZ1q2beQA.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
59	pastebin.com
61	pastebin.com

Looks up external IP address via web service 4 IoCs

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

flow	ioc
100	api.myip.com
102	api.myip.com
103	ipinfo.io
104	ipinfo.io

Manipulates WinMonFS driver. 1 IoCs

Roottkits write to WinMonFS to hide directories/files from being detected.

rootkit evasion

description	ioc	Process
File opened for modification	\??\WinMonFS	csrss.exe

Drops file in System32 directory 17 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	wD2RUxX6MD7QXPGNkZWrYw7j.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log	powershell.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe
File opened for modification	C:\Windows\System32\GroupPolicy	wD2RUxX6MD7QXPGNkZWrYw7j.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	wD2RUxX6MD7QXPGNkZWrYw7j.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe
File opened for modification	C:\Windows\System32\GroupPolicy\gpt.ini	wD2RUxX6MD7QXPGNkZWrYw7j.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1460	wD2RUxX6MD7QXPGNkZWrYw7j.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1352 set thread context of 4868	1352	un300un.exe	106

Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 3 IoCs

Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.

System Information Discovery

description	ioc	Process
File opened (read-only)	\??\VBoxMiniRdrDN	wZ19rY9w78Hl2smNcBrDqNNL.exe
File opened (read-only)	\??\VBoxMiniRdrDN	Xc90dhXVQswAqCCztpQHibxA.exe
File opened (read-only)	\??\VBoxMiniRdrDN	B3dRtpPBGDRaCVG6aN8a3pJz.exe

Drops file in Windows directory 9 IoCs

description	ioc	Process
File created	C:\Windows\rss\csrss.exe	B3dRtpPBGDRaCVG6aN8a3pJz.exe
File opened for modification	C:\Windows\windefender.exe	csrss.exe
File opened for modification	C:\Windows\rss	wZ19rY9w78Hl2smNcBrDqNNL.exe
File created	C:\Windows\rss\csrss.exe	Xc90dhXVQswAqCCztpQHibxA.exe
File opened for modification	C:\Windows\rss	Xc90dhXVQswAqCCztpQHibxA.exe
File opened for modification	C:\Windows\rss	B3dRtpPBGDRaCVG6aN8a3pJz.exe
File created	C:\Windows\windefender.exe	csrss.exe
File created	C:\Windows\Tasks\chrosha.job	tmp.exe
File created	C:\Windows\rss\csrss.exe	wZ19rY9w78Hl2smNcBrDqNNL.exe

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
2412	sc.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 2 IoCs

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

persistence

Scheduled Task/Job

pid	Process
4084	schtasks.exe
2580	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1831 = "Russia TZ 2 Daylight Time"	wZ19rY9w78Hl2smNcBrDqNNL.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time"	wZ19rY9w78Hl2smNcBrDqNNL.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time"	wZ19rY9w78Hl2smNcBrDqNNL.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time"	wZ19rY9w78Hl2smNcBrDqNNL.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-682 = "E. Australia Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time"	wZ19rY9w78Hl2smNcBrDqNNL.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-842 = "Argentina Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1831 = "Russia TZ 2 Daylight Time"	windefender.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-81 = "Atlantic Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-741 = "New Zealand Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time"	wZ19rY9w78Hl2smNcBrDqNNL.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight Time"	wZ19rY9w78Hl2smNcBrDqNNL.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs	powershell.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2892 = "Sudan Standard Time"	windefender.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates	powershell.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-334 = "Jordan Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-192 = "Mountain Standard Time"	windefender.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-221 = "Alaskan Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2391 = "Aleutian Daylight Time"	windefender.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-771 = "Montevideo Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-931 = "Coordinated Universal Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-3052 = "Qyzylorda Standard Time"	wZ19rY9w78Hl2smNcBrDqNNL.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-542 = "Myanmar Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2062 = "North Korea Standard Time"	windefender.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	powershell.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1971 = "Belarus Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time"	wZ19rY9w78Hl2smNcBrDqNNL.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-384 = "Namibia Daylight Time"	windefender.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs	powershell.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-361 = "GTB Daylight Time"	windefender.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-572 = "China Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-92 = "Pacific SA Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1891 = "Russia TZ 3 Daylight Time"	wZ19rY9w78Hl2smNcBrDqNNL.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time"	wZ19rY9w78Hl2smNcBrDqNNL.exe

Modifies system certificate store 2 TTPs 3 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DDFB16CD4931C973A2037D3FC83A4D7D775D05E4\Blob = 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	xfG82x0lroBU9PDhZ1q2beQA.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DDFB16CD4931C973A2037D3FC83A4D7D775D05E4	xfG82x0lroBU9PDhZ1q2beQA.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DDFB16CD4931C973A2037D3FC83A4D7D775D05E4\Blob = 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	xfG82x0lroBU9PDhZ1q2beQA.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1704	powershell.exe
1704	powershell.exe
1704	powershell.exe
528	rundll32.exe
528	rundll32.exe
528	rundll32.exe
528	rundll32.exe
528	rundll32.exe
528	rundll32.exe
2920	powershell.exe
2920	powershell.exe
4964	powershell.exe
4964	powershell.exe
2920	powershell.exe
4964	powershell.exe
528	rundll32.exe
528	rundll32.exe
528	rundll32.exe
528	rundll32.exe
5396	powershell.exe
5396	powershell.exe
5396	powershell.exe
212	wZ19rY9w78Hl2smNcBrDqNNL.exe
212	wZ19rY9w78Hl2smNcBrDqNNL.exe
3796	Xc90dhXVQswAqCCztpQHibxA.exe
3796	Xc90dhXVQswAqCCztpQHibxA.exe
5944	powershell.exe
5944	powershell.exe
2436	B3dRtpPBGDRaCVG6aN8a3pJz.exe
2436	B3dRtpPBGDRaCVG6aN8a3pJz.exe
5944	powershell.exe
116	powershell.exe
116	powershell.exe
116	powershell.exe
3696	powershell.exe
3696	powershell.exe
3696	powershell.exe
5820	wZ19rY9w78Hl2smNcBrDqNNL.exe
5820	wZ19rY9w78Hl2smNcBrDqNNL.exe
5820	wZ19rY9w78Hl2smNcBrDqNNL.exe
5820	wZ19rY9w78Hl2smNcBrDqNNL.exe
5820	wZ19rY9w78Hl2smNcBrDqNNL.exe
5820	wZ19rY9w78Hl2smNcBrDqNNL.exe
5820	wZ19rY9w78Hl2smNcBrDqNNL.exe
5820	wZ19rY9w78Hl2smNcBrDqNNL.exe
5820	wZ19rY9w78Hl2smNcBrDqNNL.exe
5820	wZ19rY9w78Hl2smNcBrDqNNL.exe
5952	Xc90dhXVQswAqCCztpQHibxA.exe
5952	Xc90dhXVQswAqCCztpQHibxA.exe
5952	Xc90dhXVQswAqCCztpQHibxA.exe
5952	Xc90dhXVQswAqCCztpQHibxA.exe
5952	Xc90dhXVQswAqCCztpQHibxA.exe
5952	Xc90dhXVQswAqCCztpQHibxA.exe
5952	Xc90dhXVQswAqCCztpQHibxA.exe
5952	Xc90dhXVQswAqCCztpQHibxA.exe
5952	Xc90dhXVQswAqCCztpQHibxA.exe
5952	Xc90dhXVQswAqCCztpQHibxA.exe
5504	powershell.exe
5504	powershell.exe
2136	B3dRtpPBGDRaCVG6aN8a3pJz.exe
2136	B3dRtpPBGDRaCVG6aN8a3pJz.exe
2136	B3dRtpPBGDRaCVG6aN8a3pJz.exe
2136	B3dRtpPBGDRaCVG6aN8a3pJz.exe
2136	B3dRtpPBGDRaCVG6aN8a3pJz.exe

Suspicious use of AdjustPrivilegeToken 26 IoCs

description	pid	Process
Token: SeDebugPrivilege	4868	CasPol.exe
Token: SeDebugPrivilege	1704	powershell.exe
Token: SeDebugPrivilege	2920	powershell.exe
Token: SeDebugPrivilege	4964	powershell.exe
Token: SeDebugPrivilege	5396	powershell.exe
Token: SeDebugPrivilege	212	wZ19rY9w78Hl2smNcBrDqNNL.exe
Token: SeImpersonatePrivilege	212	wZ19rY9w78Hl2smNcBrDqNNL.exe
Token: SeDebugPrivilege	3796	Xc90dhXVQswAqCCztpQHibxA.exe
Token: SeImpersonatePrivilege	3796	Xc90dhXVQswAqCCztpQHibxA.exe
Token: SeDebugPrivilege	5944	powershell.exe
Token: SeDebugPrivilege	2436	B3dRtpPBGDRaCVG6aN8a3pJz.exe
Token: SeImpersonatePrivilege	2436	B3dRtpPBGDRaCVG6aN8a3pJz.exe
Token: SeDebugPrivilege	116	powershell.exe
Token: SeDebugPrivilege	3696	powershell.exe
Token: SeDebugPrivilege	5504	powershell.exe
Token: SeDebugPrivilege	820	powershell.exe
Token: SeDebugPrivilege	3924	powershell.exe
Token: SeDebugPrivilege	2260	powershell.exe
Token: SeDebugPrivilege	5960	powershell.exe
Token: SeDebugPrivilege	336	powershell.exe
Token: SeDebugPrivilege	5272	powershell.exe
Token: SeDebugPrivilege	6032	powershell.exe
Token: SeDebugPrivilege	5664	powershell.exe
Token: SeSystemEnvironmentPrivilege	2692	csrss.exe
Token: SeSecurityPrivilege	2412	sc.exe
Token: SeSecurityPrivilege	2412	sc.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 852 wrote to memory of 1352	852	chrosha.exe	105
PID 852 wrote to memory of 1352	852	chrosha.exe	105
PID 1352 wrote to memory of 4868	1352	un300un.exe	106
PID 1352 wrote to memory of 4868	1352	un300un.exe	106
PID 1352 wrote to memory of 4868	1352	un300un.exe	106
PID 1352 wrote to memory of 4868	1352	un300un.exe	106
PID 1352 wrote to memory of 4868	1352	un300un.exe	106
PID 1352 wrote to memory of 4868	1352	un300un.exe	106
PID 1352 wrote to memory of 4868	1352	un300un.exe	106
PID 1352 wrote to memory of 4868	1352	un300un.exe	106
PID 4868 wrote to memory of 212	4868	CasPol.exe	107
PID 4868 wrote to memory of 212	4868	CasPol.exe	107
PID 4868 wrote to memory of 212	4868	CasPol.exe	107
PID 4868 wrote to memory of 2436	4868	CasPol.exe	108
PID 4868 wrote to memory of 2436	4868	CasPol.exe	108
PID 4868 wrote to memory of 2436	4868	CasPol.exe	108
PID 4868 wrote to memory of 3796	4868	CasPol.exe	109
PID 4868 wrote to memory of 3796	4868	CasPol.exe	109
PID 4868 wrote to memory of 3796	4868	CasPol.exe	109
PID 212 wrote to memory of 1704	212	wZ19rY9w78Hl2smNcBrDqNNL.exe	110
PID 212 wrote to memory of 1704	212	wZ19rY9w78Hl2smNcBrDqNNL.exe	110
PID 212 wrote to memory of 1704	212	wZ19rY9w78Hl2smNcBrDqNNL.exe	110
PID 4868 wrote to memory of 1460	4868	CasPol.exe	112
PID 4868 wrote to memory of 1460	4868	CasPol.exe	112
PID 4868 wrote to memory of 2796	4868	CasPol.exe	113
PID 4868 wrote to memory of 2796	4868	CasPol.exe	113
PID 4868 wrote to memory of 2796	4868	CasPol.exe	113
PID 2436 wrote to memory of 2920	2436	B3dRtpPBGDRaCVG6aN8a3pJz.exe	114
PID 2436 wrote to memory of 2920	2436	B3dRtpPBGDRaCVG6aN8a3pJz.exe	114
PID 2436 wrote to memory of 2920	2436	B3dRtpPBGDRaCVG6aN8a3pJz.exe	114
PID 2796 wrote to memory of 3512	2796	xfG82x0lroBU9PDhZ1q2beQA.exe	116
PID 2796 wrote to memory of 3512	2796	xfG82x0lroBU9PDhZ1q2beQA.exe	116
PID 2796 wrote to memory of 3512	2796	xfG82x0lroBU9PDhZ1q2beQA.exe	116
PID 852 wrote to memory of 4176	852	chrosha.exe	117
PID 852 wrote to memory of 4176	852	chrosha.exe	117
PID 852 wrote to memory of 4176	852	chrosha.exe	117
PID 4176 wrote to memory of 528	4176	rundll32.exe	120
PID 4176 wrote to memory of 528	4176	rundll32.exe	120
PID 2796 wrote to memory of 4420	2796	xfG82x0lroBU9PDhZ1q2beQA.exe	121
PID 2796 wrote to memory of 4420	2796	xfG82x0lroBU9PDhZ1q2beQA.exe	121
PID 2796 wrote to memory of 4420	2796	xfG82x0lroBU9PDhZ1q2beQA.exe	121
PID 528 wrote to memory of 4512	528	rundll32.exe	122
PID 528 wrote to memory of 4512	528	rundll32.exe	122
PID 2796 wrote to memory of 5000	2796	xfG82x0lroBU9PDhZ1q2beQA.exe	124
PID 2796 wrote to memory of 5000	2796	xfG82x0lroBU9PDhZ1q2beQA.exe	124
PID 2796 wrote to memory of 5000	2796	xfG82x0lroBU9PDhZ1q2beQA.exe	124
PID 3796 wrote to memory of 4964	3796	Xc90dhXVQswAqCCztpQHibxA.exe	125
PID 3796 wrote to memory of 4964	3796	Xc90dhXVQswAqCCztpQHibxA.exe	125
PID 3796 wrote to memory of 4964	3796	Xc90dhXVQswAqCCztpQHibxA.exe	125
PID 5000 wrote to memory of 4476	5000	xfG82x0lroBU9PDhZ1q2beQA.exe	127
PID 5000 wrote to memory of 4476	5000	xfG82x0lroBU9PDhZ1q2beQA.exe	127
PID 5000 wrote to memory of 4476	5000	xfG82x0lroBU9PDhZ1q2beQA.exe	127
PID 528 wrote to memory of 5396	528	rundll32.exe	128
PID 528 wrote to memory of 5396	528	rundll32.exe	128
PID 5820 wrote to memory of 5944	5820	wZ19rY9w78Hl2smNcBrDqNNL.exe	133
PID 5820 wrote to memory of 5944	5820	wZ19rY9w78Hl2smNcBrDqNNL.exe	133
PID 5820 wrote to memory of 5944	5820	wZ19rY9w78Hl2smNcBrDqNNL.exe	133
PID 5952 wrote to memory of 116	5952	Xc90dhXVQswAqCCztpQHibxA.exe	137
PID 5952 wrote to memory of 116	5952	Xc90dhXVQswAqCCztpQHibxA.exe	137
PID 5952 wrote to memory of 116	5952	Xc90dhXVQswAqCCztpQHibxA.exe	137
PID 852 wrote to memory of 5308	852	chrosha.exe	139
PID 852 wrote to memory of 5308	852	chrosha.exe	139
PID 852 wrote to memory of 5308	852	chrosha.exe	139
PID 2136 wrote to memory of 3696	2136	B3dRtpPBGDRaCVG6aN8a3pJz.exe	140

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\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Drops file in Windows directory
PID:3332

C:\Users\Admin\AppData\Local\Temp\4d0ab15804\chrosha.exe
C:\Users\Admin\AppData\Local\Temp\4d0ab15804\chrosha.exe
1⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:852
- C:\Users\Admin\AppData\Local\Temp\1000091001\un300un.exe
  "C:\Users\Admin\AppData\Local\Temp\1000091001\un300un.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:1352
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
    3⤵
    - Drops startup file
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4868
  - - C:\Users\Admin\Pictures\wZ19rY9w78Hl2smNcBrDqNNL.exe
      "C:\Users\Admin\Pictures\wZ19rY9w78Hl2smNcBrDqNNL.exe"
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:212
    - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell -nologo -noprofile
        5⤵
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:1704
    - - C:\Users\Admin\Pictures\wZ19rY9w78Hl2smNcBrDqNNL.exe
        
        "C:\Users\Admin\Pictures\wZ19rY9w78Hl2smNcBrDqNNL.exe"
        5⤵
        Executes dropped EXE
        Adds Run key to start application
        Checks for VirtualBox DLLs, possible anti-VM trick
        Drops file in Windows directory
        Modifies data under HKEY_USERS
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:5820
      - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell -nologo -noprofile
        6⤵
        Drops file in System32 directory
        Modifies data under HKEY_USERS
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:5944
      - C:\Windows\system32\cmd.exe
        
        C:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"
        6⤵
        
        PID:4604
        
        C:\Windows\system32\netsh.exe
        
        netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes
        7⤵
        Modifies Windows Firewall
        
        PID:5632
      - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell -nologo -noprofile
        6⤵
        Drops file in System32 directory
        Modifies data under HKEY_USERS
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:5504
      - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell -nologo -noprofile
        6⤵
        Drops file in System32 directory
        Modifies data under HKEY_USERS
        Suspicious use of AdjustPrivilegeToken
        
        PID:2260
      - C:\Windows\rss\csrss.exe
        
        C:\Windows\rss\csrss.exe
        6⤵
        Executes dropped EXE
        Adds Run key to start application
        Manipulates WinMonFS driver.
        Drops file in Windows directory
        Suspicious use of AdjustPrivilegeToken
        
        PID:2692
        
        C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell -nologo -noprofile
        7⤵
        Drops file in System32 directory
        Modifies data under HKEY_USERS
        Suspicious use of AdjustPrivilegeToken
        
        PID:5272
        
        C:\Windows\SYSTEM32\schtasks.exe
        
        schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
        7⤵
        Creates scheduled task(s)
        
        PID:4084
        
        C:\Windows\SYSTEM32\schtasks.exe
        
        schtasks /delete /tn ScheduledUpdate /f
        7⤵
        
        PID:5436
        
        C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell -nologo -noprofile
        7⤵
        Drops file in System32 directory
        Modifies data under HKEY_USERS
        Suspicious use of AdjustPrivilegeToken
        
        PID:6032
        
        C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell -nologo -noprofile
        7⤵
        Drops file in System32 directory
        Modifies data under HKEY_USERS
        Suspicious use of AdjustPrivilegeToken
        
        PID:5664
        
        C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
        
        C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll
        7⤵
        Executes dropped EXE
        
        PID:5924
        
        C:\Windows\SYSTEM32\schtasks.exe
        
        schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
        7⤵
        Creates scheduled task(s)
        
        PID:2580
        
        C:\Windows\windefender.exe
        
        "C:\Windows\windefender.exe"
        7⤵
        Executes dropped EXE
        
        PID:1732
        
        C:\Windows\SysWOW64\cmd.exe
        
        cmd.exe /C sc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)
        8⤵
        
        PID:1616
        
        C:\Windows\SysWOW64\sc.exe
        
        sc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)
        9⤵
        Launches sc.exe
        Suspicious use of AdjustPrivilegeToken
        
        PID:2412
  - - C:\Users\Admin\Pictures\B3dRtpPBGDRaCVG6aN8a3pJz.exe
      "C:\Users\Admin\Pictures\B3dRtpPBGDRaCVG6aN8a3pJz.exe"
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:2436
    - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell -nologo -noprofile
        5⤵
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:2920
    - - C:\Users\Admin\Pictures\B3dRtpPBGDRaCVG6aN8a3pJz.exe
        
        "C:\Users\Admin\Pictures\B3dRtpPBGDRaCVG6aN8a3pJz.exe"
        5⤵
        Executes dropped EXE
        Adds Run key to start application
        Checks for VirtualBox DLLs, possible anti-VM trick
        Drops file in Windows directory
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:2136
      - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell -nologo -noprofile
        6⤵
        Drops file in System32 directory
        Modifies data under HKEY_USERS
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:3696
      - C:\Windows\system32\cmd.exe
        
        C:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"
        6⤵
        
        PID:2204
        
        C:\Windows\system32\netsh.exe
        
        netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes
        7⤵
        Modifies Windows Firewall
        
        PID:5444
      - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell -nologo -noprofile
        6⤵
        Drops file in System32 directory
        Modifies data under HKEY_USERS
        Suspicious use of AdjustPrivilegeToken
        
        PID:3924
      - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell -nologo -noprofile
        6⤵
        Drops file in System32 directory
        Modifies data under HKEY_USERS
        Suspicious use of AdjustPrivilegeToken
        
        PID:336
  - - C:\Users\Admin\Pictures\Xc90dhXVQswAqCCztpQHibxA.exe
      "C:\Users\Admin\Pictures\Xc90dhXVQswAqCCztpQHibxA.exe"
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:3796
    - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell -nologo -noprofile
        5⤵
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:4964
    - - C:\Users\Admin\Pictures\Xc90dhXVQswAqCCztpQHibxA.exe
        
        "C:\Users\Admin\Pictures\Xc90dhXVQswAqCCztpQHibxA.exe"
        5⤵
        Executes dropped EXE
        Adds Run key to start application
        Checks for VirtualBox DLLs, possible anti-VM trick
        Drops file in Windows directory
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:5952
      - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell -nologo -noprofile
        6⤵
        Drops file in System32 directory
        Modifies data under HKEY_USERS
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:116
      - C:\Windows\system32\cmd.exe
        
        C:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"
        6⤵
        
        PID:5860
        
        C:\Windows\system32\netsh.exe
        
        netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes
        7⤵
        Modifies Windows Firewall
        
        PID:5756
      - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell -nologo -noprofile
        6⤵
        Drops file in System32 directory
        Modifies data under HKEY_USERS
        Suspicious use of AdjustPrivilegeToken
        
        PID:820
      - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell -nologo -noprofile
        6⤵
        Drops file in System32 directory
        Modifies data under HKEY_USERS
        Suspicious use of AdjustPrivilegeToken
        
        PID:5960
  - - C:\Users\Admin\Pictures\wD2RUxX6MD7QXPGNkZWrYw7j.exe
      "C:\Users\Admin\Pictures\wD2RUxX6MD7QXPGNkZWrYw7j.exe"
      4⤵
      Identifies VirtualBox via ACPI registry values (likely anti-VM)
      Checks BIOS information in registry
      Executes dropped EXE
      Checks whether UAC is enabled
      Drops file in System32 directory
      Suspicious use of NtSetInformationThreadHideFromDebugger
      PID:1460
  - - C:\Users\Admin\Pictures\xfG82x0lroBU9PDhZ1q2beQA.exe
      "C:\Users\Admin\Pictures\xfG82x0lroBU9PDhZ1q2beQA.exe" --silent --allusers=0
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Enumerates connected drives
      Modifies system certificate store
      Suspicious use of WriteProcessMemory
      PID:2796
    - - C:\Users\Admin\Pictures\xfG82x0lroBU9PDhZ1q2beQA.exe
        
        C:\Users\Admin\Pictures\xfG82x0lroBU9PDhZ1q2beQA.exe --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Roaming\Opera Software\Opera Stable\Crash Reports" "--crash-count-file=C:\Users\Admin\AppData\Roaming\Opera Software\Opera Stable\crash_count.txt" --url=https://crashstats-collector.opera.com/collector/submit --annotation=channel=Stable --annotation=plat=Win32 --annotation=prod=OperaDesktop --annotation=ver=108.0.5067.40 --initial-client-data=0x2ec,0x2f0,0x2f4,0x2c8,0x2f8,0x6f4021f8,0x6f402204,0x6f402210
        5⤵
        Executes dropped EXE
        Loads dropped DLL
        
        PID:3512
    - - C:\Users\Admin\AppData\Local\Temp\.opera\Opera Installer Temp\xfG82x0lroBU9PDhZ1q2beQA.exe
        
        "C:\Users\Admin\AppData\Local\Temp\.opera\Opera Installer Temp\xfG82x0lroBU9PDhZ1q2beQA.exe" --version
        5⤵
        Executes dropped EXE
        Loads dropped DLL
        
        PID:4420
    - - C:\Users\Admin\Pictures\xfG82x0lroBU9PDhZ1q2beQA.exe
        
        "C:\Users\Admin\Pictures\xfG82x0lroBU9PDhZ1q2beQA.exe" --backend --install --import-browser-data=0 --enable-stats=1 --enable-installer-stats=1 --consent-given=0 --general-interests=0 --general-location=0 --personalized-content=0 --personalized-ads=0 --launchopera=1 --installfolder="C:\Users\Admin\AppData\Local\Programs\Opera" --profile-folder --language=en --singleprofile=0 --copyonly=0 --allusers=0 --setdefaultbrowser=1 --pintotaskbar=1 --pintostartmenu=1 --run-at-startup=1 --show-intro-overlay --server-tracking-data=server_tracking_data --initial-pid=2796 --package-dir-prefix="C:\Users\Admin\AppData\Local\Temp\.opera\Opera Installer Temp\opera_package_20240326012414" --session-guid=88cdef3a-67a5-45b1-9aa9-8efd6870aee6 --server-tracking-blob=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 --silent --desktopshortcut=1 --wait-for-package --initial-proc-handle=FC04000000000000
        5⤵
        Executes dropped EXE
        Loads dropped DLL
        Enumerates connected drives
        Suspicious use of WriteProcessMemory
        
        PID:5000
      - C:\Users\Admin\Pictures\xfG82x0lroBU9PDhZ1q2beQA.exe
        
        C:\Users\Admin\Pictures\xfG82x0lroBU9PDhZ1q2beQA.exe --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Roaming\Opera Software\Opera Stable\Crash Reports" "--crash-count-file=C:\Users\Admin\AppData\Roaming\Opera Software\Opera Stable\crash_count.txt" --url=https://crashstats-collector.opera.com/collector/submit --annotation=channel=Stable --annotation=plat=Win32 --annotation=prod=OperaDesktop --annotation=ver=108.0.5067.40 --initial-client-data=0x2e0,0x2e4,0x2e8,0x2bc,0x2f8,0x6e3e21f8,0x6e3e2204,0x6e3e2210
        6⤵
        Executes dropped EXE
        Loads dropped DLL
        
        PID:4476
    - - C:\Users\Admin\AppData\Local\Temp\.opera\Opera Installer Temp\opera_package_202403260124141\assistant\Assistant_108.0.5067.20_Setup.exe_sfx.exe
        
        "C:\Users\Admin\AppData\Local\Temp\.opera\Opera Installer Temp\opera_package_202403260124141\assistant\Assistant_108.0.5067.20_Setup.exe_sfx.exe"
        5⤵
        Executes dropped EXE
        
        PID:5652
    - - C:\Users\Admin\AppData\Local\Temp\.opera\Opera Installer Temp\opera_package_202403260124141\assistant\assistant_installer.exe
        
        "C:\Users\Admin\AppData\Local\Temp\.opera\Opera Installer Temp\opera_package_202403260124141\assistant\assistant_installer.exe" --version
        5⤵
        Executes dropped EXE
        Loads dropped DLL
        
        PID:4248
      - C:\Users\Admin\AppData\Local\Temp\.opera\Opera Installer Temp\opera_package_202403260124141\assistant\assistant_installer.exe
        
        "C:\Users\Admin\AppData\Local\Temp\.opera\Opera Installer Temp\opera_package_202403260124141\assistant\assistant_installer.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Roaming\Opera Software\Opera Stable\Crash Reports" "--crash-count-file=C:\Users\Admin\AppData\Roaming\Opera Software\Opera Stable\crash_count.txt" --url=https://crashstats-collector.opera.com/collector/submit --annotation=channel=Stable --annotation=plat=Win32 --annotation=prod=OperaDesktop --annotation=ver=108.0.5067.20 --initial-client-data=0x268,0x26c,0x270,0x244,0x274,0x7d0040,0x7d004c,0x7d0058
        6⤵
        Executes dropped EXE
        Loads dropped DLL
        
        PID:4896
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\cred64.dll, Main
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:4176
- - C:\Windows\system32\rundll32.exe
    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\cred64.dll, Main
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:528
  - - C:\Windows\system32\netsh.exe
      netsh wlan show profiles
      4⤵
      PID:4512
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -Command Compress-Archive -Path 'C:\Users\Admin\AppData\Local\Temp\_Files_\' -DestinationPath 'C:\Users\Admin\AppData\Local\Temp\757987694264_Desktop.zip' -CompressionLevel Optimal
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:5396
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\clip64.dll, Main
  2⤵
  - Blocklisted process makes network request
  - Loads dropped DLL
  PID:5308

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
1⤵
PID:4840

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
1⤵
PID:2400

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:5504

C:\Windows\windefender.exe
C:\Windows\windefender.exe
1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3204

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Virtualization/Sandbox Evasion

T1497

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Peripheral Device Discovery

T1120

Query Registry

System Information Discovery