amadey | 373ffb138b7376264a307837ef5bd51bd02380376f9fdd27350cf1b65a28bcbb

Windows Service

T1543.003

Disable or Modify Tools

T1562.001

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	6dcfd575f6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	6dcfd575f6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	6dcfd575f6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	6dcfd575f6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	6dcfd575f6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	6dcfd575f6.exe

Stealc
Stealc is an infostealer written in C++.
stealer stealc
Stealc family
stealc

Enumerates VirtualBox registry keys 2 TTPs 2 IoCs

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxSF	7ee6105b39.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxSF	a9b332b069.exe

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 10 IoCs

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	7ee6105b39.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	5c1dcadf7f.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	a9b332b069.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	373ffb138b7376264a307837ef5bd51bd02380376f9fdd27350cf1b65a28bcbb.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	dfe0659029.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	27c87c174e.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	6dcfd575f6.exe

Downloads MZ/PE file

Checks BIOS information in registry 2 TTPs 20 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\VideoBiosVersion	373ffb138b7376264a307837ef5bd51bd02380376f9fdd27350cf1b65a28bcbb.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	dfe0659029.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	dfe0659029.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	a9b332b069.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	7ee6105b39.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	7ee6105b39.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	27c87c174e.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	6dcfd575f6.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	a9b332b069.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	373ffb138b7376264a307837ef5bd51bd02380376f9fdd27350cf1b65a28bcbb.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	6dcfd575f6.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	5c1dcadf7f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	5c1dcadf7f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	27c87c174e.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe

Checks computer location settings 2 TTPs 3 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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	373ffb138b7376264a307837ef5bd51bd02380376f9fdd27350cf1b65a28bcbb.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	skotes.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	XXM5y4g.exe

Executes dropped EXE 12 IoCs

pid	Process
2324	skotes.exe
760	OyTxvLy.exe
3752	skotes.exe
2792	XXM5y4g.exe
5100	7ee6105b39.exe
1028	dfe0659029.exe
1952	5c1dcadf7f.exe
2964	27c87c174e.exe
1400	cff1d75a92.exe
5224	skotes.exe
5344	6dcfd575f6.exe
5300	a9b332b069.exe

Identifies Wine through registry keys 2 TTPs 10 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Wine	a9b332b069.exe
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Wine	373ffb138b7376264a307837ef5bd51bd02380376f9fdd27350cf1b65a28bcbb.exe
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Wine	7ee6105b39.exe
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Wine	dfe0659029.exe
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Wine	6dcfd575f6.exe
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Wine	5c1dcadf7f.exe
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Wine	27c87c174e.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	6dcfd575f6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	6dcfd575f6.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\cff1d75a92.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1010311001\\cff1d75a92.exe"	skotes.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\6dcfd575f6.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1010312001\\6dcfd575f6.exe"	skotes.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\5c1dcadf7f.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1010309001\\5c1dcadf7f.exe"	skotes.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\27c87c174e.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1010310001\\27c87c174e.exe"	skotes.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

Legitimate hosting services abused for malware hosting/C2 1 TTPs 8 IoCs

Web Service

T1102

flow	ioc
53	raw.githubusercontent.com
54	raw.githubusercontent.com
55	raw.githubusercontent.com
40	raw.githubusercontent.com
41	raw.githubusercontent.com
50	raw.githubusercontent.com
51	raw.githubusercontent.com
52	raw.githubusercontent.com

Looks up external IP address via web service 1 IoCs

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

flow	ioc
38	ip-api.com

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/files/0x0003000000000749-173.dat	autoit_exe

Suspicious use of NtSetInformationThreadHideFromDebugger 10 IoCs

pid	Process
1448	373ffb138b7376264a307837ef5bd51bd02380376f9fdd27350cf1b65a28bcbb.exe
2324	skotes.exe
3752	skotes.exe
5100	7ee6105b39.exe
1028	dfe0659029.exe
1952	5c1dcadf7f.exe
2964	27c87c174e.exe
5224	skotes.exe
5344	6dcfd575f6.exe
5300	a9b332b069.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	373ffb138b7376264a307837ef5bd51bd02380376f9fdd27350cf1b65a28bcbb.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1600	1028	WerFault.exe	101

System Location Discovery: System Language Discovery 1 TTPs 14 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	27c87c174e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a9b332b069.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	373ffb138b7376264a307837ef5bd51bd02380376f9fdd27350cf1b65a28bcbb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7ee6105b39.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dfe0659029.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5c1dcadf7f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cff1d75a92.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6dcfd575f6.exe

Checks processor information in registry 2 TTPs 8 IoCs

Processor 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\CentralProcessor\0\Update Revision	firefox.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	firefox.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	firefox.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~Mhz	firefox.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~Mhz	firefox.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	firefox.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	firefox.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Signature	firefox.exe

Delays execution with timeout.exe 1 IoCs

pid	Process
4400	timeout.exe

Kills process with taskkill 6 IoCs

pid	Process
3668	taskkill.exe
2008	taskkill.exe
516	taskkill.exe
2144	taskkill.exe
3092	taskkill.exe
3916	taskkill.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000_Classes\Local Settings	firefox.exe

Suspicious behavior: EnumeratesProcesses 43 IoCs

pid	Process
1448	373ffb138b7376264a307837ef5bd51bd02380376f9fdd27350cf1b65a28bcbb.exe
1448	373ffb138b7376264a307837ef5bd51bd02380376f9fdd27350cf1b65a28bcbb.exe
2324	skotes.exe
2324	skotes.exe
3752	skotes.exe
3752	skotes.exe
5100	7ee6105b39.exe
5100	7ee6105b39.exe
5100	7ee6105b39.exe
5100	7ee6105b39.exe
5100	7ee6105b39.exe
5100	7ee6105b39.exe
5100	7ee6105b39.exe
5100	7ee6105b39.exe
5100	7ee6105b39.exe
5100	7ee6105b39.exe
1028	dfe0659029.exe
1028	dfe0659029.exe
1952	5c1dcadf7f.exe
1952	5c1dcadf7f.exe
2964	27c87c174e.exe
2964	27c87c174e.exe
1400	cff1d75a92.exe
1400	cff1d75a92.exe
5224	skotes.exe
5224	skotes.exe
5344	6dcfd575f6.exe
5344	6dcfd575f6.exe
1400	cff1d75a92.exe
1400	cff1d75a92.exe
5344	6dcfd575f6.exe
5344	6dcfd575f6.exe
5344	6dcfd575f6.exe
5300	a9b332b069.exe
5300	a9b332b069.exe
5300	a9b332b069.exe
5300	a9b332b069.exe
5300	a9b332b069.exe
5300	a9b332b069.exe
5300	a9b332b069.exe
5300	a9b332b069.exe
5300	a9b332b069.exe
5300	a9b332b069.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

description	pid	Process
Token: SeDebugPrivilege	2792	XXM5y4g.exe
Token: SeDebugPrivilege	3668	taskkill.exe
Token: SeDebugPrivilege	2008	taskkill.exe
Token: SeDebugPrivilege	516	taskkill.exe
Token: SeDebugPrivilege	2144	taskkill.exe
Token: SeDebugPrivilege	3092	taskkill.exe
Token: SeDebugPrivilege	3916	taskkill.exe
Token: SeDebugPrivilege	3304	firefox.exe
Token: SeDebugPrivilege	3304	firefox.exe
Token: SeDebugPrivilege	5344	6dcfd575f6.exe

Suspicious use of FindShellTrayWindow 32 IoCs

pid	Process
1448	373ffb138b7376264a307837ef5bd51bd02380376f9fdd27350cf1b65a28bcbb.exe
1400	cff1d75a92.exe
1400	cff1d75a92.exe
1400	cff1d75a92.exe
1400	cff1d75a92.exe
1400	cff1d75a92.exe
1400	cff1d75a92.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
1400	cff1d75a92.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
1400	cff1d75a92.exe
1400	cff1d75a92.exe
1400	cff1d75a92.exe

Suspicious use of SendNotifyMessage 30 IoCs

pid	Process
1400	cff1d75a92.exe
1400	cff1d75a92.exe
1400	cff1d75a92.exe
1400	cff1d75a92.exe
1400	cff1d75a92.exe
1400	cff1d75a92.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
1400	cff1d75a92.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
3304	firefox.exe
1400	cff1d75a92.exe
1400	cff1d75a92.exe
1400	cff1d75a92.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3304	firefox.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1448 wrote to memory of 2324	1448	373ffb138b7376264a307837ef5bd51bd02380376f9fdd27350cf1b65a28bcbb.exe	82
PID 1448 wrote to memory of 2324	1448	373ffb138b7376264a307837ef5bd51bd02380376f9fdd27350cf1b65a28bcbb.exe	82
PID 1448 wrote to memory of 2324	1448	373ffb138b7376264a307837ef5bd51bd02380376f9fdd27350cf1b65a28bcbb.exe	82
PID 2324 wrote to memory of 760	2324	skotes.exe	92
PID 2324 wrote to memory of 760	2324	skotes.exe	92
PID 2324 wrote to memory of 2792	2324	skotes.exe	94
PID 2324 wrote to memory of 2792	2324	skotes.exe	94
PID 2792 wrote to memory of 3560	2792	XXM5y4g.exe	95
PID 2792 wrote to memory of 3560	2792	XXM5y4g.exe	95
PID 3560 wrote to memory of 4036	3560	cmd.exe	97
PID 3560 wrote to memory of 4036	3560	cmd.exe	97
PID 3560 wrote to memory of 3668	3560	cmd.exe	98
PID 3560 wrote to memory of 3668	3560	cmd.exe	98
PID 3560 wrote to memory of 4400	3560	cmd.exe	99
PID 3560 wrote to memory of 4400	3560	cmd.exe	99
PID 2324 wrote to memory of 5100	2324	skotes.exe	100
PID 2324 wrote to memory of 5100	2324	skotes.exe	100
PID 2324 wrote to memory of 5100	2324	skotes.exe	100
PID 2324 wrote to memory of 1028	2324	skotes.exe	101
PID 2324 wrote to memory of 1028	2324	skotes.exe	101
PID 2324 wrote to memory of 1028	2324	skotes.exe	101
PID 2324 wrote to memory of 1952	2324	skotes.exe	102
PID 2324 wrote to memory of 1952	2324	skotes.exe	102
PID 2324 wrote to memory of 1952	2324	skotes.exe	102
PID 2324 wrote to memory of 2964	2324	skotes.exe	103
PID 2324 wrote to memory of 2964	2324	skotes.exe	103
PID 2324 wrote to memory of 2964	2324	skotes.exe	103
PID 2324 wrote to memory of 1400	2324	skotes.exe	104
PID 2324 wrote to memory of 1400	2324	skotes.exe	104
PID 2324 wrote to memory of 1400	2324	skotes.exe	104
PID 1400 wrote to memory of 2008	1400	cff1d75a92.exe	105
PID 1400 wrote to memory of 2008	1400	cff1d75a92.exe	105
PID 1400 wrote to memory of 2008	1400	cff1d75a92.exe	105
PID 1400 wrote to memory of 516	1400	cff1d75a92.exe	107
PID 1400 wrote to memory of 516	1400	cff1d75a92.exe	107
PID 1400 wrote to memory of 516	1400	cff1d75a92.exe	107
PID 1400 wrote to memory of 2144	1400	cff1d75a92.exe	109
PID 1400 wrote to memory of 2144	1400	cff1d75a92.exe	109
PID 1400 wrote to memory of 2144	1400	cff1d75a92.exe	109
PID 1400 wrote to memory of 3092	1400	cff1d75a92.exe	111
PID 1400 wrote to memory of 3092	1400	cff1d75a92.exe	111
PID 1400 wrote to memory of 3092	1400	cff1d75a92.exe	111
PID 1400 wrote to memory of 3916	1400	cff1d75a92.exe	113
PID 1400 wrote to memory of 3916	1400	cff1d75a92.exe	113
PID 1400 wrote to memory of 3916	1400	cff1d75a92.exe	113
PID 1400 wrote to memory of 3180	1400	cff1d75a92.exe	115
PID 1400 wrote to memory of 3180	1400	cff1d75a92.exe	115
PID 3180 wrote to memory of 3304	3180	firefox.exe	116
PID 3180 wrote to memory of 3304	3180	firefox.exe	116
PID 3180 wrote to memory of 3304	3180	firefox.exe	116
PID 3180 wrote to memory of 3304	3180	firefox.exe	116
PID 3180 wrote to memory of 3304	3180	firefox.exe	116
PID 3180 wrote to memory of 3304	3180	firefox.exe	116
PID 3180 wrote to memory of 3304	3180	firefox.exe	116
PID 3180 wrote to memory of 3304	3180	firefox.exe	116
PID 3180 wrote to memory of 3304	3180	firefox.exe	116
PID 3180 wrote to memory of 3304	3180	firefox.exe	116
PID 3180 wrote to memory of 3304	3180	firefox.exe	116
PID 3304 wrote to memory of 1744	3304	firefox.exe	117
PID 3304 wrote to memory of 1744	3304	firefox.exe	117
PID 3304 wrote to memory of 1744	3304	firefox.exe	117
PID 3304 wrote to memory of 1744	3304	firefox.exe	117
PID 3304 wrote to memory of 1744	3304	firefox.exe	117
PID 3304 wrote to memory of 1744	3304	firefox.exe	117

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\373ffb138b7376264a307837ef5bd51bd02380376f9fdd27350cf1b65a28bcbb.exe
"C:\Users\Admin\AppData\Local\Temp\373ffb138b7376264a307837ef5bd51bd02380376f9fdd27350cf1b65a28bcbb.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1448
- C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
  "C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Checks computer location settings
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Adds Run key to start application
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2324
- - C:\Users\Admin\AppData\Local\Temp\1010291001\OyTxvLy.exe
    "C:\Users\Admin\AppData\Local\Temp\1010291001\OyTxvLy.exe"
    3⤵
    - Executes dropped EXE
    PID:760
- - C:\Users\Admin\AppData\Local\Temp\1010306001\XXM5y4g.exe
    "C:\Users\Admin\AppData\Local\Temp\1010306001\XXM5y4g.exe"
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2792
  - - C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\4864c42b-7597-4cbc-a8c3-7fa77cc221b4.bat"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:3560
    - - C:\Windows\system32\chcp.com
        
        chcp 65001
        5⤵
        
        PID:4036
    - - C:\Windows\system32\taskkill.exe
        
        taskkill /F /PID 2792
        5⤵
        Kills process with taskkill
        Suspicious use of AdjustPrivilegeToken
        
        PID:3668
    - - C:\Windows\system32\timeout.exe
        
        timeout /T 2 /NOBREAK
        5⤵
        Delays execution with timeout.exe
        
        PID:4400
- - C:\Users\Admin\AppData\Local\Temp\1010307001\7ee6105b39.exe
    "C:\Users\Admin\AppData\Local\Temp\1010307001\7ee6105b39.exe"
    3⤵
    - Enumerates VirtualBox registry keys
    - Identifies VirtualBox via ACPI registry values (likely anti-VM)
    - Checks BIOS information in registry
    - Executes dropped EXE
    - Identifies Wine through registry keys
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:5100
- - C:\Users\Admin\AppData\Local\Temp\1010308001\dfe0659029.exe
    "C:\Users\Admin\AppData\Local\Temp\1010308001\dfe0659029.exe"
    3⤵
    - Identifies VirtualBox via ACPI registry values (likely anti-VM)
    - Checks BIOS information in registry
    - Executes dropped EXE
    - Identifies Wine through registry keys
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:1028
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1028 -s 1328
      4⤵
      Program crash
      PID:1600
- - C:\Users\Admin\AppData\Local\Temp\1010309001\5c1dcadf7f.exe
    "C:\Users\Admin\AppData\Local\Temp\1010309001\5c1dcadf7f.exe"
    3⤵
    - Identifies VirtualBox via ACPI registry values (likely anti-VM)
    - Checks BIOS information in registry
    - Executes dropped EXE
    - Identifies Wine through registry keys
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:1952
- - C:\Users\Admin\AppData\Local\Temp\1010310001\27c87c174e.exe
    "C:\Users\Admin\AppData\Local\Temp\1010310001\27c87c174e.exe"
    3⤵
    - Identifies VirtualBox via ACPI registry values (likely anti-VM)
    - Checks BIOS information in registry
    - Executes dropped EXE
    - Identifies Wine through registry keys
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:2964
- - C:\Users\Admin\AppData\Local\Temp\1010311001\cff1d75a92.exe
    "C:\Users\Admin\AppData\Local\Temp\1010311001\cff1d75a92.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SendNotifyMessage
    - Suspicious use of WriteProcessMemory
    PID:1400
  - - C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM firefox.exe /T
      4⤵
      System Location Discovery: System Language Discovery
      Kills process with taskkill
      Suspicious use of AdjustPrivilegeToken
      PID:2008
  - - C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM chrome.exe /T
      4⤵
      System Location Discovery: System Language Discovery
      Kills process with taskkill
      Suspicious use of AdjustPrivilegeToken
      PID:516
  - - C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM msedge.exe /T
      4⤵
      System Location Discovery: System Language Discovery
      Kills process with taskkill
      Suspicious use of AdjustPrivilegeToken
      PID:2144
  - - C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM opera.exe /T
      4⤵
      System Location Discovery: System Language Discovery
      Kills process with taskkill
      Suspicious use of AdjustPrivilegeToken
      PID:3092
  - - C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM brave.exe /T
      4⤵
      System Location Discovery: System Language Discovery
      Kills process with taskkill
      Suspicious use of AdjustPrivilegeToken
      PID:3916
  - - C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" --kiosk "https://youtube.com/account?=https://accounts.google.com/v3/signin/challenge/pwd" --no-default-browser-check --disable-popup-blocking
      4⤵
      Suspicious use of WriteProcessMemory
      PID:3180
    - - C:\Program Files\Mozilla Firefox\firefox.exe
        
        "C:\Program Files\Mozilla Firefox\firefox.exe" --kiosk https://youtube.com/account?=https://accounts.google.com/v3/signin/challenge/pwd --no-default-browser-check --disable-popup-blocking
        5⤵
        Checks processor information in registry
        Modifies registry class
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of FindShellTrayWindow
        Suspicious use of SendNotifyMessage
        Suspicious use of SetWindowsHookEx
        Suspicious use of WriteProcessMemory
        
        PID:3304
      - C:\Program Files\Mozilla Firefox\firefox.exe
        
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=1984 -parentBuildID 20240401114208 -prefsHandle 1904 -prefMapHandle 1896 -prefsLen 23680 -prefMapSize 244658 -appDir "C:\Program Files\Mozilla Firefox\browser" - {7f23160b-314e-4332-ad01-23069dcfc954} 3304 "\\.\pipe\gecko-crash-server-pipe.3304" gpu
        6⤵
        
        PID:1744
      - C:\Program Files\Mozilla Firefox\firefox.exe
        
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2420 -parentBuildID 20240401114208 -prefsHandle 2396 -prefMapHandle 2384 -prefsLen 24600 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {0c6477e6-b8c4-4a51-b787-67e961b5dfdb} 3304 "\\.\pipe\gecko-crash-server-pipe.3304" socket
        6⤵
        
        PID:3004
      - C:\Program Files\Mozilla Firefox\firefox.exe
        
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3268 -childID 1 -isForBrowser -prefsHandle 3260 -prefMapHandle 3256 -prefsLen 22652 -prefMapSize 244658 -jsInitHandle 1252 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {5648accb-7b6b-485c-90ed-ac3140cb0996} 3304 "\\.\pipe\gecko-crash-server-pipe.3304" tab
        6⤵
        
        PID:2776
      - C:\Program Files\Mozilla Firefox\firefox.exe
        
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4032 -childID 2 -isForBrowser -prefsHandle 4016 -prefMapHandle 4012 -prefsLen 29090 -prefMapSize 244658 -jsInitHandle 1252 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {a8d2126c-291d-4aa4-868a-1f45f5b82422} 3304 "\\.\pipe\gecko-crash-server-pipe.3304" tab
        6⤵
        
        PID:3752
      - C:\Program Files\Mozilla Firefox\firefox.exe
        
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4816 -parentBuildID 20240401114208 -sandboxingKind 0 -prefsHandle 4704 -prefMapHandle 4760 -prefsLen 29090 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {3709be65-1574-409f-84cf-e31d9350fe80} 3304 "\\.\pipe\gecko-crash-server-pipe.3304" utility
        6⤵
        Checks processor information in registry
        
        PID:1420
      - C:\Program Files\Mozilla Firefox\firefox.exe
        
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4844 -childID 3 -isForBrowser -prefsHandle 5240 -prefMapHandle 5236 -prefsLen 27051 -prefMapSize 244658 -jsInitHandle 1252 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {1f30bd2b-c8b1-4d68-b926-fabbe0fe16c4} 3304 "\\.\pipe\gecko-crash-server-pipe.3304" tab
        6⤵
        
        PID:5740
      - C:\Program Files\Mozilla Firefox\firefox.exe
        
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5384 -childID 4 -isForBrowser -prefsHandle 5396 -prefMapHandle 5264 -prefsLen 27051 -prefMapSize 244658 -jsInitHandle 1252 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {8cad3cee-ec8d-4965-ad32-3fe28809f1ef} 3304 "\\.\pipe\gecko-crash-server-pipe.3304" tab
        6⤵
        
        PID:5772
      - C:\Program Files\Mozilla Firefox\firefox.exe
        
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5548 -childID 5 -isForBrowser -prefsHandle 5556 -prefMapHandle 5560 -prefsLen 27051 -prefMapSize 244658 -jsInitHandle 1252 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {b7662585-4a4a-4e03-a6c1-12314603b63b} 3304 "\\.\pipe\gecko-crash-server-pipe.3304" tab
        6⤵
        
        PID:5788
- - C:\Users\Admin\AppData\Local\Temp\1010312001\6dcfd575f6.exe
    "C:\Users\Admin\AppData\Local\Temp\1010312001\6dcfd575f6.exe"
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Identifies VirtualBox via ACPI registry values (likely anti-VM)
    - Checks BIOS information in registry
    - Executes dropped EXE
    - Identifies Wine through registry keys
    - Windows security modification
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:5344
- - C:\Users\Admin\AppData\Local\Temp\1010313001\a9b332b069.exe
    "C:\Users\Admin\AppData\Local\Temp\1010313001\a9b332b069.exe"
    3⤵
    - Enumerates VirtualBox registry keys
    - Identifies VirtualBox via ACPI registry values (likely anti-VM)
    - Checks BIOS information in registry
    - Executes dropped EXE
    - Identifies Wine through registry keys
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:5300

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:3752

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:5224

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1028 -ip 1028
1⤵
PID:4596

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

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

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

Virtualization/Sandbox Evasion

Credential Access

Discovery

Query Registry

System Information Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion