Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system - submitted
02/08/2024, 19:10
Behavioral task
behavioral1
Sample
yolo.exe
Resource
win7-20240708-en
23 signatures
150 seconds
General
- Target yolo.exe
- Size 5.7MB
- Sample240802-xvscxs1erc
- SHA256 3b3fd08f825e24a763ed8abd79dcec933dfd2e3e104f21e5a2bb4a7aa3d3c244
- MD5 275231b1dc6cd9a37e767687257e655d
- SHA1 433ce42bf76994b259cf95acd70ddd9a91421ce7
- SHA512 5c5837ae8cd4db50d42434071ff4b01d62c276a0f350481ee2ead1f2bfc560bd1edf9cebc37a57a2cd160c65909242473b4c3d2c6cd1b99159cd8b1b2825dbb8
- SSDEEP 98304:WXzhW148Pd+Tf1mpcOldJQ3/Vxvk22SsaNYfdPBldt6+dBcjHnj5X9F:WFK4s0TfLOdo/rJ7jVX9F
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
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quasar
Version
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1.4.1
Botnet
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Office04
C2
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192.168.0.174:4782
Mutex
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1ddaef8c-bff6-41cf-ab7c-88ced4b0af76
Attributes
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encryption_key
D5F1E515D26F03AD6621A5237F6E935EF48F2FD8
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install_name
Client.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Quasar Client Startup
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subdirectory
SubDir
Signatures
- Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" svchost.exe - Quasar payload 2 IoCs
resource yara_rule behavioral2/files/0x0008000000023466-8.dat family_quasar behavioral2/memory/1744-11-0x0000000000C90000-0x0000000000FB4000-memory.dmp family_quasar - Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 6 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ yolo.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ icsys.icn.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorer.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ spoolsv.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ svchost.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ spoolsv.exe - Checks BIOS information in registry 2 TTPs 12 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion yolo.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion icsys.icn.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion spoolsv.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion spoolsv.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion yolo.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion spoolsv.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion spoolsv.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion icsys.icn.exe - Executes dropped EXE 6 IoCs
pid Process 1744 yolo.exe 2268 icsys.icn.exe 1188 explorer.exe 2168 spoolsv.exe 2364 svchost.exe 1820 spoolsv.exe -
resource yara_rule behavioral2/memory/1388-0-0x0000000000400000-0x0000000000A16000-memory.dmp themida behavioral2/files/0x0008000000023463-16.dat themida behavioral2/files/0x000a000000023464-23.dat themida behavioral2/memory/1188-26-0x0000000000400000-0x0000000000A16000-memory.dmp themida behavioral2/files/0x0008000000023469-33.dat themida behavioral2/memory/2168-35-0x0000000000400000-0x0000000000A16000-memory.dmp themida behavioral2/files/0x000800000002346b-42.dat themida behavioral2/memory/2364-44-0x0000000000400000-0x0000000000A16000-memory.dmp themida behavioral2/memory/1820-53-0x0000000000400000-0x0000000000A16000-memory.dmp themida behavioral2/memory/2168-56-0x0000000000400000-0x0000000000A16000-memory.dmp themida behavioral2/memory/2268-57-0x0000000000400000-0x0000000000A16000-memory.dmp themida behavioral2/memory/1388-58-0x0000000000400000-0x0000000000A16000-memory.dmp themida behavioral2/memory/2364-61-0x0000000000400000-0x0000000000A16000-memory.dmp themida behavioral2/memory/1188-60-0x0000000000400000-0x0000000000A16000-memory.dmp themida behavioral2/memory/2364-66-0x0000000000400000-0x0000000000A16000-memory.dmp themida behavioral2/memory/2364-70-0x0000000000400000-0x0000000000A16000-memory.dmp themida behavioral2/memory/1188-100-0x0000000000400000-0x0000000000A16000-memory.dmp themida - Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Explorer = "c:\\windows\\resources\\themes\\explorer.exe RO" explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Svchost = "c:\\windows\\resources\\svchost.exe RO" explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Explorer = "c:\\windows\\resources\\themes\\explorer.exe RO" svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Svchost = "c:\\windows\\resources\\svchost.exe RO" svchost.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA spoolsv.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA yolo.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA icsys.icn.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA explorer.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA spoolsv.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA svchost.exe - Drops file in System32 directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\explorer.exe svchost.exe File opened for modification C:\Windows\SysWOW64\explorer.exe explorer.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs
pid Process 1388 yolo.exe 2268 icsys.icn.exe 1188 explorer.exe 2168 spoolsv.exe 2364 svchost.exe 1820 spoolsv.exe - Drops file in Windows directory 5 IoCs
description ioc Process File opened for modification C:\Windows\Resources\Themes\icsys.icn.exe yolo.exe File opened for modification \??\c:\windows\resources\themes\explorer.exe icsys.icn.exe File opened for modification \??\c:\windows\resources\spoolsv.exe explorer.exe File opened for modification \??\c:\windows\resources\svchost.exe spoolsv.exe File opened for modification C:\Windows\Resources\tjud.exe explorer.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 6 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language yolo.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language icsys.icn.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language spoolsv.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language spoolsv.exe - Enumerates system info in registry 2 TTPs 3 IoCs
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 - Modifies data under HKEY_USERS 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry chrome.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 1388 yolo.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 2268 icsys.icn.exe - Suspicious behavior: GetForegroundWindowSpam 2 IoCs
pid Process 1188 explorer.exe 2364 svchost.exe - Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs
pid Process 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1744 yolo.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe Token: SeCreatePagefilePrivilege 3248 chrome.exe Token: SeShutdownPrivilege 3248 chrome.exe - Suspicious use of FindShellTrayWindow 27 IoCs
pid Process 1744 yolo.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe - Suspicious use of SendNotifyMessage 25 IoCs
pid Process 1744 yolo.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe 3248 chrome.exe - Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 1388 yolo.exe 1388 yolo.exe 2268 icsys.icn.exe 2268 icsys.icn.exe 1188 explorer.exe 1188 explorer.exe 2168 spoolsv.exe 2168 spoolsv.exe 2364 svchost.exe 2364 svchost.exe 1820 spoolsv.exe 1820 spoolsv.exe - Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1388 wrote to memory of 1744 1388 yolo.exe 85 PID 1388 wrote to memory of 1744 1388 yolo.exe 85 PID 1388 wrote to memory of 2268 1388 yolo.exe 87 PID 1388 wrote to memory of 2268 1388 yolo.exe 87 PID 1388 wrote to memory of 2268 1388 yolo.exe 87 PID 2268 wrote to memory of 1188 2268 icsys.icn.exe 88 PID 2268 wrote to memory of 1188 2268 icsys.icn.exe 88 PID 2268 wrote to memory of 1188 2268 icsys.icn.exe 88 PID 1188 wrote to memory of 2168 1188 explorer.exe 89 PID 1188 wrote to memory of 2168 1188 explorer.exe 89 PID 1188 wrote to memory of 2168 1188 explorer.exe 89 PID 2168 wrote to memory of 2364 2168 spoolsv.exe 90 PID 2168 wrote to memory of 2364 2168 spoolsv.exe 90 PID 2168 wrote to memory of 2364 2168 spoolsv.exe 90 PID 2364 wrote to memory of 1820 2364 svchost.exe 91 PID 2364 wrote to memory of 1820 2364 svchost.exe 91 PID 2364 wrote to memory of 1820 2364 svchost.exe 91 PID 3248 wrote to memory of 4344 3248 chrome.exe 96 PID 3248 wrote to memory of 4344 3248 chrome.exe 96 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 4144 3248 chrome.exe 97 PID 3248 wrote to memory of 3604 3248 chrome.exe 98 PID 3248 wrote to memory of 3604 3248 chrome.exe 98 PID 3248 wrote to memory of 3348 3248 chrome.exe 99 PID 3248 wrote to memory of 3348 3248 chrome.exe 99 PID 3248 wrote to memory of 3348 3248 chrome.exe 99 PID 3248 wrote to memory of 3348 3248 chrome.exe 99 PID 3248 wrote to memory of 3348 3248 chrome.exe 99 PID 3248 wrote to memory of 3348 3248 chrome.exe 99 PID 3248 wrote to memory of 3348 3248 chrome.exe 99 PID 3248 wrote to memory of 3348 3248 chrome.exe 99 PID 3248 wrote to memory of 3348 3248 chrome.exe 99 PID 3248 wrote to memory of 3348 3248 chrome.exe 99 PID 3248 wrote to memory of 3348 3248 chrome.exe 99 PID 3248 wrote to memory of 3348 3248 chrome.exe 99 PID 3248 wrote to memory of 3348 3248 chrome.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\yolo.exe"C:\Users\Admin\AppData\Local\Temp\yolo.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1388 -
\??\c:\users\admin\appdata\local\temp\yolo.exec:\users\admin\appdata\local\temp\yolo.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1744
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C:\Windows\Resources\Themes\icsys.icn.exeC:\Windows\Resources\Themes\icsys.icn.exe2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2268 -
\??\c:\windows\resources\themes\explorer.exec:\windows\resources\themes\explorer.exe3⤵
- Modifies visiblity of hidden/system files in Explorer
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1188 -
\??\c:\windows\resources\spoolsv.exec:\windows\resources\spoolsv.exe SE4⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2168 -
\??\c:\windows\resources\svchost.exec:\windows\resources\svchost.exe5⤵
- Modifies visiblity of hidden/system files in Explorer
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2364 -
\??\c:\windows\resources\spoolsv.exec:\windows\resources\spoolsv.exe PR6⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:1820
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe"1⤵
- Enumerates system info in registry
- Modifies data under HKEY_USERS
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3248 -
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:4 --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=123.0.6312.123 --initial-client-data=0x118,0x11c,0x120,0xf4,0x124,0x7ffa98aacc40,0x7ffa98aacc4c,0x7ffa98aacc582⤵PID:4344
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=1928,i,6863119100921603548,2536652537248049785,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=1924 /prefetch:22⤵PID:4144
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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 --no-appcompat-clear --field-trial-handle=2192,i,6863119100921603548,2536652537248049785,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=2256 /prefetch:32⤵PID:3604
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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=service --no-appcompat-clear --field-trial-handle=2260,i,6863119100921603548,2536652537248049785,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=2456 /prefetch:82⤵PID:3348
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --field-trial-handle=3180,i,6863119100921603548,2536652537248049785,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3200 /prefetch:12⤵PID:2284
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --field-trial-handle=3440,i,6863119100921603548,2536652537248049785,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3444 /prefetch:12⤵PID:2548
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --field-trial-handle=4072,i,6863119100921603548,2536652537248049785,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=4560 /prefetch:12⤵PID:1804
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --no-appcompat-clear --field-trial-handle=4820,i,6863119100921603548,2536652537248049785,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=4828 /prefetch:82⤵PID:2504
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --field-trial-handle=4860,i,6863119100921603548,2536652537248049785,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=4852 /prefetch:82⤵PID:1604
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C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe"C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe"1⤵PID:568
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc1⤵PID:2480
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
2Virtualization/Sandbox Evasion
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State
- Size 1KB
- SHA256 c58075677410d03436c53bae9d7d21534e5649a7afb325869f7e802835586b88
- MD5 14382329fd76b49b0dd6c10fc68023d1
- SHA1 31bd90c3dfe6fac305ea3e772d97b5e36d51041a
- SHA512 8d5f9095a2dc8a66551f4600d207243e7c5e04a0d4ce00010f487a5ece476652ae32fc33a7116901d3f724ea567d8145087bdd16e0455680d90aa9c4a1e07c6d
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports
- Size 2B
- SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
- MD5 d751713988987e9331980363e24189ce
- SHA1 97d170e1550eee4afc0af065b78cda302a97674c
- SHA512 b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity
- Size 356B
- SHA256 2f0508462cf72b6c5fa299f82ee088477964d40657253d315c5184da1172914b
- MD5 838f7bcd9abec9b6a458f3812d1ea7ec
- SHA1 336b2347b50c4855d3c07ab2c5acfd414519259e
- SHA512 7a7df954bd8f5fe5ff8832192488ff7ee513270e1c0f28178d4cb73384289bc1e14f4a8fd411be426a81c547907acfc3ccce3f1c83c3e2272c94842490165b7e
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
- Size 7KB
- SHA256 db3d3a2bad5eeaa79f7a0667e7c2e3d24e8f85d0c72a05fb0b5ce652e1fb3451
- MD5 1cb1803f41fecaf7a70eb54f8d7679d1
- SHA1 2003a9402baa30c851e868c05956cc704cd54a70
- SHA512 c102a91b92268655bc886b829edf18d8870466cef17922bf37017bd14b21731658e1514a4c1e77a6470cbd8811af3809e93685d977cbeefb6a9a13adc43ff0a4
- SSDEEP 96:Dfw60X7HuFSgtKIu5CCj8eY16Z7QH7/x+6MhmuecV12OY1LV2MoAy8yIsnVqAhg4:DfP0ESgmEejQHV+FRzofPo6yIsnVdg4
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
- Size 8KB
- SHA256 ba79ec650f0d923019941b9b575331126412d1b9e5f6d7e79b143dfaa26fcd69
- MD5 4cf045735ba29afdd1b7f2f1f165a689
- SHA1 b88d495b659eabd1d4a1df79a69b49a73fa5f7b7
- SHA512 7845b97b9c170eca511a9d0567a836c458ad53391dc20bfd52266782b231497524467db887c49e0754f8799d973feb7c39324a9bd66d120a2d154ef65c419ae1
- SSDEEP 96:Dfw60X7HuFSgtKIu5MTC/8eY16Z7QH7/x+6MhmuecV93qOWQ1LV2MoAy8yIsnVqy:DfP0ESgmWejQHV+FRVfPo6yIsnVdg4
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
- Size 7KB
- SHA256 4c304bf6176f211ab4486e7de3545013c8acd6a277a6c67ab6aeb643757530d8
- MD5 12e292951d5df4abcb5a3fb4d5ed5e28
- SHA1 d91e7655404a43dc65cda78928f10953d7573e4e
- SHA512 3df6b5976643a5aba76e0b36e0813d7a55708b571950724730220a6c53ccde42fc61638a462d5df73fa69aeacb57b84b441aea5ea63823efebd55becb8fdea3d
- SSDEEP 96:Dfw60X7HuFSgtKIlC58eY16Z7QH7/x+6MhmuecV12OY1LV2MoAy8yIsnVqAhgtpI:DfP0ESgdejQHV+FRzofPo6yIsnVdg4
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
- Size 8KB
- SHA256 def880417759a09d48242ed045bd2b6dd5863a80adafe5e559614bf840182a5c
- MD5 d74f544d58664e6f2e2aefd5d6666ec5
- SHA1 893ec8be76a881836e3c9b729ab37dbb24e8878c
- SHA512 d8b59eb553bef3d50f5381668efe5c4b8b3f4a575f4d564690610502feccd15ee84be663d7468a59851f9eb241becddfcfe2530f22d7f893747472426bc2ed66
- SSDEEP 96:Dfw60X7HuFSgtKIu5MTCP8eY16Z7QH7/x+6MhmuecV93qOWQ1LV2MoAy8yIsnVqy:DfP0ESgmqejQHV+FRVfPo6yIsnVdg4
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
- Size 8KB
- SHA256 f2be7a8c5e8a85fccd112bb1712dfac0ab795f0bf0df1df840f87b1bc7e73cd4
- MD5 96d6c22494f9eef7c113b5934c14f34f
- SHA1 45d44736200d4883240a1ed1c18be5abbe5ae64a
- SHA512 25ee769671b8ede91e94a92612acb06875b2d51a8365775cd0368dcfc1d127e7c53426a02bfc0d4dbe546d9b1f0250f9c8aeafef3308e72d3aeedda5479f5c38
- SSDEEP 96:Dfw60X7HuFSgtKIu5MGCR8eY16Z7QH7/x+6MhmuecVI3RO6Q1LV2MoAy8yIsnVqy:DfP0ESgmfejQHV+FRFfPo6yIsnVdg4
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
- Size 8KB
- SHA256 6ceae124070ce194aaeedf3d8f92fa8c698b1b584253bed9db519fc61b03e24f
- MD5 a58fd5a6319d2c977aa3e146310bd87c
- SHA1 2b6e48cec1e6d278c3d5877c5c813a22e65da904
- SHA512 aa055e337d6cab1dc5771db11931e0a193b1c519fbcd1284b31d781cdeffc3b124cc8c3fdad7e150b617398a2818b8c490d7a1204a03e115f9c65eeba8eca5cd
- SSDEEP 96:Dfw60X7HuFSgtKIu5M8CJ8eY16Z7QH7/x+6MhmuecVI3RO6Q1LV2MoAy8yIsnVqy:DfP0ESgmtejQHV+FRFfPo6yIsnVdg4
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
- Size 195KB
- SHA256 74f297391e3ff787ecc458db64701cda46794d705bf45b11bdd38b0b7c53ad9c
- MD5 b85352abe7b424011c08dfa705cadcef
- SHA1 e4daef152648303fdf1699da8418bf65e9bf0af6
- SHA512 0d1eeb8988c4d205abe7d1e1e9488bf430b2f0de02841191b80c1b7271543d7683529a49498c0d9af99a465997ba556d4f9dd5ad7c0cb8c7397d23e0e2449640
- SSDEEP 3072:xZzDllQCYlwllQY6d3W7dDO3B2OYmQTJ3ofLWzGH03oe35YUG0TFrmf7lJaQodST:sCfs1S63B2OYmOJ4f5U3o310MBdodST
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
- Size 195KB
- SHA256 aad4c6390a4fddc507fbd7eaf231de32a357ded69e24739c40702c34b799256d
- MD5 d6239009c5e4939ae0777d467901d265
- SHA1 c692a980f34e6363ef282309b0efcf78d40e792b
- SHA512 b5fd2cd7bcc1466debe578f4267fb006851c6118033ed88427cc7ccff158e7e7cc5fca05ded557d930d626d2b20532db7731ad1e232faac51a94a2c92b4281ca
- SSDEEP 3072:qZzDllQCYlwllQY6d3W7dDO3B2OYmQTJ3ofLWzGH03oe35YUG0TFrmf7lJaQodST:JCfs1S63B2OYmOJ4f5U3o310MBdodST
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\yolo.exe
- Size 3.1MB
- SHA256 490d0fa62c63a60a0ff149623221126351a547933c8a2b3d61cbf9dcdff14dee
- MD5 e3029e333df0359a166560a9fe160b9b
- SHA1 230e9d6e0fc7545f486af1cb1e4843b3ab75ef54
- SHA512 28f0647106a63a61a9f8edb84336512a684c994aedd5f74c028aa4a5b87d0842f720976459cb3ba1e1a8130a41bb363ca65aaee1fca1a3b776433547f2c8f4c7
- SSDEEP 49152:DvbI22SsaNYfdPBldt698dBcjHn2mBh5nvj5xoGfTaTHHB72eh2NT:Dvk22SsaNYfdPBldt6+dBcjHnj5X9
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\Resources\Themes\explorer.exe
- Size 2.6MB
- SHA256 ab88476e35b80bb351530437b3059230f44e4f90c0adfee07fa090655f2d7064
- MD5 709ef6da8ce9aecdaa03ea68ce52ef8f
- SHA1 1784bfdf620eebc5b88f9048c9fb513cdefe433d
- SHA512 c52f8d2807da102dd906f6c0cd6683afe429c1e21045c5e04da942185e9e0c204c247ac166f914554887b26d8bf214b06acd94c8d5902cd01a212d7256d7459c
- SSDEEP 49152:WXzhpDtKSK1cb8PGK+Tfuqmpc3elWo8GnQAsYZEV6:WXzhW148Pd+Tf1mpcOldJQ3/V6
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\Resources\Themes\icsys.icn.exe
- Size 2.6MB
- SHA256 0080690a22eb34bd46d9e6ae9acdf9edf46e1a2c77fc838b9647bd8fcc20aa84
- MD5 5fc67792e22f5258314ff634bfe90657
- SHA1 6f50438d45a3923f3cf7a7bbc1c73ded443a2aa3
- SHA512 a0539c823ed16c96560cec21281bcdb11dc733f541bc97472bf5044a26303fa7d4714e1c75998112fafb94142ba97dcb7e05b4472972513e5786575d12ce7e33
- SSDEEP 49152:WXzhpDtKSK1cb8PGK+Tfuqmpc3elWo8GnQAsYZEVd:WXzhW148Pd+Tf1mpcOldJQ3/Vd
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\Resources\spoolsv.exe
- Size 2.6MB
- SHA256 49b371cedbb4fb19ca2b0bc4612f3d1c06572bc4c2c3486b93cb85023440ea6b
- MD5 800c707b475b2dfdcc145cce81a1a101
- SHA1 d12b5cfb2c1bb4d21bfce4ee10ff69e28ba48ca9
- SHA512 a12703f639955f683042173671b9c9cdf8e4cfd54c4192e5682fd58b59578fca581dffd00699c5353d6ee17e2a1cd262d04efa04c67c841d14225bbcd75e3fb1
- SSDEEP 49152:WXzhpDtKSK1cb8PGK+Tfuqmpc3elWo8GnQAsYZEV7:WXzhW148Pd+Tf1mpcOldJQ3/V7
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\Resources\svchost.exe
- Size 2.6MB
- SHA256 f6b9b08731f137d3beb1bad363108ce81afe51e58646c921cd1ac8a00581ea8f
- MD5 9549d70365cf6ead7ef4d741a714fe35
- SHA1 cc8979ff5ddb366174cc5f6b7e0defacd34718ba
- SHA512 2bc8ad84ba06075a58dd01766a1fc4105b3b5e5161a31b7eae038c29c7cc77c1df62f57247b25a71ef5696ae79595432c5ba8936796db40155778c1d5a784dc8
- SSDEEP 49152:WXzhpDtKSK1cb8PGK+Tfuqmpc3elWo8GnQAsYZEVz:WXzhW148Pd+Tf1mpcOldJQ3/Vz
- MD5 SHA1 SHA512 SSDEEP