amadey | 1bf9d23d442e10a752d5ff0bac0fc06a679fe36f8c289ea9243f5c6d94bed687

Windows Service

T1543.003

Disable or Modify Tools

T1562.001

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	6fd3a149c6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	6fd3a149c6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	6fd3a149c6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	6fd3a149c6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	6fd3a149c6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	6fd3a149c6.exe

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

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 6 IoCs

evasion

Query Registry

Virtualization/Sandbox Evasion

credential_access stealer

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	d57486e37c.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	c2db8657f4.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	d50cb15ad5.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	6fd3a149c6.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	1bf9d23d442e10a752d5ff0bac0fc06a679fe36f8c289ea9243f5c6d94bed687.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe

Downloads MZ/PE file

Uses browser remote debugging 2 TTPs 3 IoCs

Can be used control the browser and steal sensitive information such as credentials and session cookies.

Steal Web Session Cookie

T1539

Modify Authentication Process

pid	Process
3868	chrome.exe
3208	chrome.exe
3020	chrome.exe

Checks BIOS information in registry 2 TTPs 12 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	6fd3a149c6.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	6fd3a149c6.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	1bf9d23d442e10a752d5ff0bac0fc06a679fe36f8c289ea9243f5c6d94bed687.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	d57486e37c.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	c2db8657f4.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	d50cb15ad5.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	d50cb15ad5.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	1bf9d23d442e10a752d5ff0bac0fc06a679fe36f8c289ea9243f5c6d94bed687.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	d57486e37c.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	c2db8657f4.exe

Executes dropped EXE 7 IoCs

pid	Process
2532	skotes.exe
924	d57486e37c.exe
3032	c2db8657f4.exe
960	d50cb15ad5.exe
672	7919d18b66.exe
3656	6fd3a149c6.exe
3476	service123.exe

Identifies Wine through registry keys 2 TTPs 6 IoCs

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

evasion

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	d50cb15ad5.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	6fd3a149c6.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	1bf9d23d442e10a752d5ff0bac0fc06a679fe36f8c289ea9243f5c6d94bed687.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	d57486e37c.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	c2db8657f4.exe

Loads dropped DLL 14 IoCs

pid	Process
1832	1bf9d23d442e10a752d5ff0bac0fc06a679fe36f8c289ea9243f5c6d94bed687.exe
2532	skotes.exe
2532	skotes.exe
2532	skotes.exe
2532	skotes.exe
2532	skotes.exe
2532	skotes.exe
2532	skotes.exe
924	d57486e37c.exe
924	d57486e37c.exe
3584	WerFault.exe
3584	WerFault.exe
3476	service123.exe
3584	WerFault.exe

Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003

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	6fd3a149c6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	6fd3a149c6.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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\7919d18b66.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1008084001\\7919d18b66.exe"	skotes.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\6fd3a149c6.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1008085001\\6fd3a149c6.exe"	skotes.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\c2db8657f4.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1008082001\\c2db8657f4.exe"	skotes.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\d50cb15ad5.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1008083001\\d50cb15ad5.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

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/files/0x00050000000195a7-98.dat	autoit_exe

Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs

pid	Process
1832	1bf9d23d442e10a752d5ff0bac0fc06a679fe36f8c289ea9243f5c6d94bed687.exe
2532	skotes.exe
924	d57486e37c.exe
3032	c2db8657f4.exe
960	d50cb15ad5.exe
3656	6fd3a149c6.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	1bf9d23d442e10a752d5ff0bac0fc06a679fe36f8c289ea9243f5c6d94bed687.exe

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217
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
3584	924	WerFault.exe	33

System Location Discovery: System Language Discovery 1 TTPs 13 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	skotes.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d57486e37c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1bf9d23d442e10a752d5ff0bac0fc06a679fe36f8c289ea9243f5c6d94bed687.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c2db8657f4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d50cb15ad5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7919d18b66.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	6fd3a149c6.exe

Checks processor information in registry 2 TTPs 6 IoCs

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

Query Registry

System Information Discovery

description	ioc	Process
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
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~Mhz	firefox.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	firefox.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	d57486e37c.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	d57486e37c.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	chrome.exe

Kills process with taskkill 5 IoCs

evasion

pid	Process
2500	taskkill.exe
676	taskkill.exe
2092	taskkill.exe
2760	taskkill.exe
832	taskkill.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000_Classes\Local Settings	firefox.exe

Modifies system certificate store 2 TTPs 3 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25	c2db8657f4.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	c2db8657f4.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	c2db8657f4.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

persistence execution

Scheduled Task

pid	Process
3532	schtasks.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
1832	1bf9d23d442e10a752d5ff0bac0fc06a679fe36f8c289ea9243f5c6d94bed687.exe
2532	skotes.exe
924	d57486e37c.exe
3032	c2db8657f4.exe
960	d50cb15ad5.exe
672	7919d18b66.exe
672	7919d18b66.exe
3656	6fd3a149c6.exe
3656	6fd3a149c6.exe
3656	6fd3a149c6.exe
3656	6fd3a149c6.exe
3868	chrome.exe
3868	chrome.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

description	pid	Process
Token: SeDebugPrivilege	676	taskkill.exe
Token: SeDebugPrivilege	2092	taskkill.exe
Token: SeDebugPrivilege	2760	taskkill.exe
Token: SeDebugPrivilege	832	taskkill.exe
Token: SeDebugPrivilege	2500	taskkill.exe
Token: SeDebugPrivilege	2424	firefox.exe
Token: SeDebugPrivilege	2424	firefox.exe
Token: SeDebugPrivilege	3656	6fd3a149c6.exe
Token: SeShutdownPrivilege	3868	chrome.exe
Token: SeShutdownPrivilege	3868	chrome.exe

Suspicious use of FindShellTrayWindow 52 IoCs

pid	Process
1832	1bf9d23d442e10a752d5ff0bac0fc06a679fe36f8c289ea9243f5c6d94bed687.exe
672	7919d18b66.exe
672	7919d18b66.exe
672	7919d18b66.exe
672	7919d18b66.exe
672	7919d18b66.exe
672	7919d18b66.exe
672	7919d18b66.exe
672	7919d18b66.exe
672	7919d18b66.exe
2424	firefox.exe
2424	firefox.exe
2424	firefox.exe
2424	firefox.exe
672	7919d18b66.exe
672	7919d18b66.exe
672	7919d18b66.exe
672	7919d18b66.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe
3868	chrome.exe

Suspicious use of SendNotifyMessage 16 IoCs

pid	Process
672	7919d18b66.exe
672	7919d18b66.exe
672	7919d18b66.exe
672	7919d18b66.exe
672	7919d18b66.exe
672	7919d18b66.exe
672	7919d18b66.exe
672	7919d18b66.exe
672	7919d18b66.exe
2424	firefox.exe
2424	firefox.exe
2424	firefox.exe
672	7919d18b66.exe
672	7919d18b66.exe
672	7919d18b66.exe
672	7919d18b66.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1832 wrote to memory of 2532	1832	1bf9d23d442e10a752d5ff0bac0fc06a679fe36f8c289ea9243f5c6d94bed687.exe	30
PID 1832 wrote to memory of 2532	1832	1bf9d23d442e10a752d5ff0bac0fc06a679fe36f8c289ea9243f5c6d94bed687.exe	30
PID 1832 wrote to memory of 2532	1832	1bf9d23d442e10a752d5ff0bac0fc06a679fe36f8c289ea9243f5c6d94bed687.exe	30
PID 1832 wrote to memory of 2532	1832	1bf9d23d442e10a752d5ff0bac0fc06a679fe36f8c289ea9243f5c6d94bed687.exe	30
PID 2532 wrote to memory of 924	2532	skotes.exe	33
PID 2532 wrote to memory of 924	2532	skotes.exe	33
PID 2532 wrote to memory of 924	2532	skotes.exe	33
PID 2532 wrote to memory of 924	2532	skotes.exe	33
PID 2532 wrote to memory of 3032	2532	skotes.exe	34
PID 2532 wrote to memory of 3032	2532	skotes.exe	34
PID 2532 wrote to memory of 3032	2532	skotes.exe	34
PID 2532 wrote to memory of 3032	2532	skotes.exe	34
PID 2532 wrote to memory of 960	2532	skotes.exe	35
PID 2532 wrote to memory of 960	2532	skotes.exe	35
PID 2532 wrote to memory of 960	2532	skotes.exe	35
PID 2532 wrote to memory of 960	2532	skotes.exe	35
PID 2532 wrote to memory of 672	2532	skotes.exe	36
PID 2532 wrote to memory of 672	2532	skotes.exe	36
PID 2532 wrote to memory of 672	2532	skotes.exe	36
PID 2532 wrote to memory of 672	2532	skotes.exe	36
PID 672 wrote to memory of 676	672	7919d18b66.exe	37
PID 672 wrote to memory of 676	672	7919d18b66.exe	37
PID 672 wrote to memory of 676	672	7919d18b66.exe	37
PID 672 wrote to memory of 676	672	7919d18b66.exe	37
PID 672 wrote to memory of 2092	672	7919d18b66.exe	40
PID 672 wrote to memory of 2092	672	7919d18b66.exe	40
PID 672 wrote to memory of 2092	672	7919d18b66.exe	40
PID 672 wrote to memory of 2092	672	7919d18b66.exe	40
PID 672 wrote to memory of 2760	672	7919d18b66.exe	42
PID 672 wrote to memory of 2760	672	7919d18b66.exe	42
PID 672 wrote to memory of 2760	672	7919d18b66.exe	42
PID 672 wrote to memory of 2760	672	7919d18b66.exe	42
PID 672 wrote to memory of 832	672	7919d18b66.exe	44
PID 672 wrote to memory of 832	672	7919d18b66.exe	44
PID 672 wrote to memory of 832	672	7919d18b66.exe	44
PID 672 wrote to memory of 832	672	7919d18b66.exe	44
PID 672 wrote to memory of 2500	672	7919d18b66.exe	46
PID 672 wrote to memory of 2500	672	7919d18b66.exe	46
PID 672 wrote to memory of 2500	672	7919d18b66.exe	46
PID 672 wrote to memory of 2500	672	7919d18b66.exe	46
PID 672 wrote to memory of 2520	672	7919d18b66.exe	48
PID 672 wrote to memory of 2520	672	7919d18b66.exe	48
PID 672 wrote to memory of 2520	672	7919d18b66.exe	48
PID 672 wrote to memory of 2520	672	7919d18b66.exe	48
PID 2520 wrote to memory of 2424	2520	firefox.exe	49
PID 2520 wrote to memory of 2424	2520	firefox.exe	49
PID 2520 wrote to memory of 2424	2520	firefox.exe	49
PID 2520 wrote to memory of 2424	2520	firefox.exe	49
PID 2520 wrote to memory of 2424	2520	firefox.exe	49
PID 2520 wrote to memory of 2424	2520	firefox.exe	49
PID 2520 wrote to memory of 2424	2520	firefox.exe	49
PID 2520 wrote to memory of 2424	2520	firefox.exe	49
PID 2520 wrote to memory of 2424	2520	firefox.exe	49
PID 2520 wrote to memory of 2424	2520	firefox.exe	49
PID 2520 wrote to memory of 2424	2520	firefox.exe	49
PID 2520 wrote to memory of 2424	2520	firefox.exe	49
PID 2424 wrote to memory of 1296	2424	firefox.exe	50
PID 2424 wrote to memory of 1296	2424	firefox.exe	50
PID 2424 wrote to memory of 1296	2424	firefox.exe	50
PID 2424 wrote to memory of 236	2424	firefox.exe	51
PID 2424 wrote to memory of 236	2424	firefox.exe	51
PID 2424 wrote to memory of 236	2424	firefox.exe	51
PID 2424 wrote to memory of 236	2424	firefox.exe	51
PID 2424 wrote to memory of 236	2424	firefox.exe	51

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\1bf9d23d442e10a752d5ff0bac0fc06a679fe36f8c289ea9243f5c6d94bed687.exe
"C:\Users\Admin\AppData\Local\Temp\1bf9d23d442e10a752d5ff0bac0fc06a679fe36f8c289ea9243f5c6d94bed687.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- 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:1832
- 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
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2532
- - C:\Users\Admin\AppData\Local\Temp\1008081001\d57486e37c.exe
    "C:\Users\Admin\AppData\Local\Temp\1008081001\d57486e37c.exe"
    3⤵
    - Identifies VirtualBox via ACPI registry values (likely anti-VM)
    - Checks BIOS information in registry
    - Executes dropped EXE
    - Identifies Wine through registry keys
    - Loads dropped DLL
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    - Checks processor information in registry
    - Suspicious behavior: EnumeratesProcesses
    PID:924
  - - C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --remote-debugging-port=9222 --profile-directory="Default"
      4⤵
      Uses browser remote debugging
      Enumerates system info in registry
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of FindShellTrayWindow
      PID:3868
    - - C:\Program Files\Google\Chrome\Application\chrome.exe
        
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef6dd9758,0x7fef6dd9768,0x7fef6dd9778
        5⤵
        
        PID:3880
    - - C:\Windows\system32\ctfmon.exe
        
        ctfmon.exe
        5⤵
        
        PID:3996
    - - C:\Program Files\Google\Chrome\Application\chrome.exe
        
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1124 --field-trial-handle=1224,i,10693991557402948132,6534366285303030092,131072 /prefetch:2
        5⤵
        
        PID:4056
    - - C:\Program Files\Google\Chrome\Application\chrome.exe
        
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1520 --field-trial-handle=1224,i,10693991557402948132,6534366285303030092,131072 /prefetch:8
        5⤵
        
        PID:4072
    - - C:\Program Files\Google\Chrome\Application\chrome.exe
        
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1608 --field-trial-handle=1224,i,10693991557402948132,6534366285303030092,131072 /prefetch:8
        5⤵
        
        PID:4088
    - - C:\Program Files\Google\Chrome\Application\chrome.exe
        
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --remote-debugging-port=9222 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2348 --field-trial-handle=1224,i,10693991557402948132,6534366285303030092,131072 /prefetch:1
        5⤵
        Uses browser remote debugging
        
        PID:3020
    - - C:\Program Files\Google\Chrome\Application\chrome.exe
        
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --remote-debugging-port=9222 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2356 --field-trial-handle=1224,i,10693991557402948132,6534366285303030092,131072 /prefetch:1
        5⤵
        Uses browser remote debugging
        
        PID:3208
    - - C:\Program Files\Google\Chrome\Application\chrome.exe
        
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1460 --field-trial-handle=1224,i,10693991557402948132,6534366285303030092,131072 /prefetch:2
        5⤵
        
        PID:3544
  - - C:\Users\Admin\AppData\Local\Temp\service123.exe
      "C:\Users\Admin\AppData\Local\Temp\service123.exe"
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      PID:3476
  - - C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /tn "ServiceData4" /tr "C:\Users\Admin\AppData\Local\Temp\/service123.exe" /st 00:01 /du 9800:59 /sc once /ri 1 /f
      4⤵
      System Location Discovery: System Language Discovery
      Scheduled Task/Job: Scheduled Task
      PID:3532
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 924 -s 956
      4⤵
      Loads dropped DLL
      Program crash
      PID:3584
- - C:\Users\Admin\AppData\Local\Temp\1008082001\c2db8657f4.exe
    "C:\Users\Admin\AppData\Local\Temp\1008082001\c2db8657f4.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
    - Modifies system certificate store
    - Suspicious behavior: EnumeratesProcesses
    PID:3032
- - C:\Users\Admin\AppData\Local\Temp\1008083001\d50cb15ad5.exe
    "C:\Users\Admin\AppData\Local\Temp\1008083001\d50cb15ad5.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:960
- - C:\Users\Admin\AppData\Local\Temp\1008084001\7919d18b66.exe
    "C:\Users\Admin\AppData\Local\Temp\1008084001\7919d18b66.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:672
  - - 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:676
  - - 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:2092
  - - 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:2760
  - - 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:832
  - - 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:2500
  - - 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:2520
    - - 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 WriteProcessMemory
        
        PID:2424
      - C:\Program Files\Mozilla Firefox\firefox.exe
        
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2424.0.1973035083\1556398528" -parentBuildID 20221007134813 -prefsHandle 1240 -prefMapHandle 1232 -prefsLen 20847 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {32511aaf-7ef3-49bd-9a68-e36ddfe7c6ce} 2424 "\\.\pipe\gecko-crash-server-pipe.2424" 1336 103c0458 gpu
        6⤵
        
        PID:1296
      - C:\Program Files\Mozilla Firefox\firefox.exe
        
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2424.1.1532113788\786849900" -parentBuildID 20221007134813 -prefsHandle 1528 -prefMapHandle 1524 -prefsLen 21708 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {30beb074-3c63-4587-bfa2-912b158efdb5} 2424 "\\.\pipe\gecko-crash-server-pipe.2424" 1556 e74258 socket
        6⤵
        
        PID:236
      - C:\Program Files\Mozilla Firefox\firefox.exe
        
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2424.2.1270450254\696502464" -childID 1 -isForBrowser -prefsHandle 2192 -prefMapHandle 2188 -prefsLen 21746 -prefMapSize 233444 -jsInitHandle 588 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {130dfb64-72b2-4964-be6f-1cbae059a336} 2424 "\\.\pipe\gecko-crash-server-pipe.2424" 2204 1a3f6b58 tab
        6⤵
        
        PID:1248
      - C:\Program Files\Mozilla Firefox\firefox.exe
        
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2424.3.1345169665\384773963" -childID 2 -isForBrowser -prefsHandle 2788 -prefMapHandle 2784 -prefsLen 26216 -prefMapSize 233444 -jsInitHandle 588 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {73ce9a8e-1537-4e6a-8d88-7e55738c83d7} 2424 "\\.\pipe\gecko-crash-server-pipe.2424" 2800 e64558 tab
        6⤵
        
        PID:2584
      - C:\Program Files\Mozilla Firefox\firefox.exe
        
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2424.4.2140785917\724490001" -childID 3 -isForBrowser -prefsHandle 3724 -prefMapHandle 3528 -prefsLen 26356 -prefMapSize 233444 -jsInitHandle 588 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {c9464c08-d41e-470d-a11f-2f047dc61f68} 2424 "\\.\pipe\gecko-crash-server-pipe.2424" 3740 1ba2cd58 tab
        6⤵
        
        PID:1832
      - C:\Program Files\Mozilla Firefox\firefox.exe
        
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2424.5.1710541785\137077843" -childID 4 -isForBrowser -prefsHandle 3848 -prefMapHandle 3852 -prefsLen 26356 -prefMapSize 233444 -jsInitHandle 588 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {2c35e73f-adaa-4ab5-8943-e6dac680cb62} 2424 "\\.\pipe\gecko-crash-server-pipe.2424" 3836 1f5ea358 tab
        6⤵
        
        PID:2164
      - C:\Program Files\Mozilla Firefox\firefox.exe
        
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2424.6.1446846282\37115554" -childID 5 -isForBrowser -prefsHandle 4004 -prefMapHandle 4008 -prefsLen 26356 -prefMapSize 233444 -jsInitHandle 588 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {c0ba6dff-1537-414b-9268-f232539fc07e} 2424 "\\.\pipe\gecko-crash-server-pipe.2424" 3924 1f5ea658 tab
        6⤵
        
        PID:2008
- - C:\Users\Admin\AppData\Local\Temp\1008085001\6fd3a149c6.exe
    "C:\Users\Admin\AppData\Local\Temp\1008085001\6fd3a149c6.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:3656

C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
1⤵
PID:3268

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Modify Authentication Process

Scheduled Task/Job

T1053

Scheduled Task

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

T1053

Scheduled Task

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Authentication Process

Modify Registry

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Virtualization/Sandbox Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Modify Authentication Process

Steal Web Session Cookie

T1539

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Browser Information Discovery

T1217

Query Registry

System Information Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion