Analysis Overview
SHA256
cf29b4fe81d71aa079d0098932f430aa2c880f8c44bd3a136b3d8e37eea56cf8
Threat Level: Likely malicious
The file valorant installer.exe was found to be: Likely malicious.
Malicious Activity Summary
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Themida packer
Checks BIOS information in registry
Checks whether UAC is enabled
Suspicious use of NtSetInformationThreadHideFromDebugger
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates system info in registry
Modifies data under HKEY_USERS
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-09 14:29
Signatures
Themida packer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-09 14:29
Reported
2024-06-09 15:02
Platform
win7-20240508-en
Max time kernel
1563s
Max time network
1564s
Command Line
Signatures
Identifies VirtualBox via ACPI registry values (likely anti-VM)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | C:\Users\Admin\AppData\Local\Temp\valorant installer.exe | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\valorant installer.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\valorant installer.exe | N/A |
Themida packer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\valorant installer.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\valorant installer.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\KeyboardController\0\KeyboardPeripheral\0\Identifier | C:\Windows\system32\csrss.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\Identifier | C:\Windows\system32\csrss.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\Component Information | C:\Windows\system32\csrss.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\2\Identifier | C:\Windows\system32\csrss.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\KeyboardController\0\Identifier | C:\Windows\system32\csrss.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\KeyboardController\0\Component Information | C:\Windows\system32\csrss.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\MultifunctionAdapter\0\KeyboardController\0\KeyboardPeripheral | C:\Windows\system32\csrss.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\KeyboardController\0\KeyboardPeripheral\0\Configuration Data | C:\Windows\system32\csrss.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\1 | C:\Windows\system32\csrss.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\1\Identifier | C:\Windows\system32\csrss.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\2 | C:\Windows\system32\csrss.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\KeyboardController\0\Configuration Data | C:\Windows\system32\csrss.exe | N/A |
| Key enumerated | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0 | C:\Windows\system32\csrss.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\KeyboardController\0\KeyboardPeripheral\0\Component Information | C:\Windows\system32\csrss.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\2\Component Information | C:\Windows\system32\csrss.exe | N/A |
| Key queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\KeyboardController | C:\Windows\system32\csrss.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\MultifunctionAdapter\0\KeyboardController\0\KeyboardPeripheral\0 | C:\Windows\system32\csrss.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\MultifunctionAdapter\1\KeyboardController | C:\Windows\system32\csrss.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\2\Configuration Data | C:\Windows\system32\csrss.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\MultifunctionAdapter\0\KeyboardController | C:\Windows\system32\csrss.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter | C:\Windows\system32\csrss.exe | N/A |
| Key enumerated | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter | C:\Windows\system32\csrss.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\Configuration Data | C:\Windows\system32\csrss.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\1\Configuration Data | C:\Windows\system32\csrss.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0 | C:\Windows\system32\csrss.exe | N/A |
| Key queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0 | C:\Windows\system32\csrss.exe | N/A |
| Key queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\1 | C:\Windows\system32\csrss.exe | N/A |
| Key queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\0\KeyboardController\0\KeyboardPeripheral | C:\Windows\system32\csrss.exe | N/A |
| Key queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter | C:\Windows\system32\csrss.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\1\Component Information | C:\Windows\system32\csrss.exe | N/A |
| Key queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\MultifunctionAdapter\2 | C:\Windows\system32\csrss.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\MultifunctionAdapter\0\KeyboardController\0 | C:\Windows\system32\csrss.exe | N/A |
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\ThemeManager\LastLoadedDPI = "96" | C:\Windows\system32\winlogon.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\ThemeManager\ColorName = "NormalColor" | C:\Windows\system32\winlogon.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\ThemeManager\SizeName = "NormalSize" | C:\Windows\system32\winlogon.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\ThemeManager | C:\Windows\system32\winlogon.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\ThemeManager\LoadedBefore = "1" | C:\Windows\system32\winlogon.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\ThemeManager\LastUserLangID = "1033" | C:\Windows\system32\winlogon.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\Control Panel\Desktop\MuiCached\MachinePreferredUILanguages = 65006e002d00550053000000 | C:\Windows\system32\winlogon.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\ThemeManager\ThemeActive = "1" | C:\Windows\system32\winlogon.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\ThemeManager\DllName = "%SystemRoot%\\resources\\themes\\Aero\\Aero.msstyles" | C:\Windows\system32\winlogon.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\valorant installer.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\valorant installer.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\valorant installer.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\system32\LogonUI.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\system32\LogonUI.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\winlogon.exe
winlogon.exe
C:\Users\Admin\AppData\Local\Temp\valorant installer.exe
"C:\Users\Admin\AppData\Local\Temp\valorant installer.exe"
C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
C:\Windows\system32\csrss.exe
%SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
C:\Windows\system32\winlogon.exe
winlogon.exe
C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x0
Network
| Country | Destination | Domain | Proto |
| DE | 141.147.4.137:8873 | tcp |
Files
memory/2976-6-0x00000000003F0000-0x00000000003FB000-memory.dmp
memory/428-5-0x0000000000160000-0x0000000000162000-memory.dmp
memory/428-3-0x0000000000160000-0x0000000000162000-memory.dmp
memory/2976-0-0x00000000003F0000-0x00000000003FB000-memory.dmp
memory/2976-9-0x0000000000400000-0x0000000000409000-memory.dmp
memory/2976-8-0x0000000140000000-0x0000000141418000-memory.dmp
memory/2976-13-0x0000000077930000-0x0000000077AD9000-memory.dmp
memory/2976-12-0x0000000077980000-0x0000000077982000-memory.dmp
memory/2976-11-0x0000000000410000-0x0000000000411000-memory.dmp
memory/2976-10-0x0000000000410000-0x0000000000411000-memory.dmp
memory/2976-14-0x0000000140000000-0x0000000141418000-memory.dmp
memory/2976-15-0x0000000140000000-0x0000000141418000-memory.dmp
memory/2976-16-0x0000000140000000-0x0000000141418000-memory.dmp
memory/2976-19-0x0000000140000000-0x0000000141418000-memory.dmp
memory/2976-20-0x0000000077930000-0x0000000077AD9000-memory.dmp
memory/2624-21-0x0000000077930000-0x0000000077AD9000-memory.dmp
memory/2624-22-0x0000000077930000-0x0000000077AD9000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-09 14:29
Reported
2024-06-09 15:08
Platform
win10v2004-20240508-en
Max time kernel
1794s
Max time network
1799s
Command Line
Signatures
Identifies VirtualBox via ACPI registry values (likely anti-VM)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | C:\Users\Admin\AppData\Local\Temp\valorant installer.exe | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\valorant installer.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\valorant installer.exe | N/A |
Themida packer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\valorant installer.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\valorant installer.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 432 wrote to memory of 620 | N/A | C:\Users\Admin\AppData\Local\Temp\valorant installer.exe | C:\Windows\system32\winlogon.exe |
Processes
C:\Windows\system32\winlogon.exe
winlogon.exe
C:\Users\Admin\AppData\Local\Temp\valorant installer.exe
"C:\Users\Admin\AppData\Local\Temp\valorant installer.exe"
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4612,i,16710585221322798697,8586257254049248207,262144 --variations-seed-version --mojo-platform-channel-handle=4400 /prefetch:8
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4776,i,16710585221322798697,8586257254049248207,262144 --variations-seed-version --mojo-platform-channel-handle=1392 /prefetch:8
Network
| Country | Destination | Domain | Proto |
| DE | 141.147.4.137:8873 | tcp | |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 137.4.147.141.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.143.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 16.173.189.20.in-addr.arpa | udp |
Files
memory/432-0-0x0000000140000000-0x0000000141418000-memory.dmp
memory/432-1-0x00000000001F0000-0x00000000001FB000-memory.dmp
memory/620-4-0x000001079BD10000-0x000001079BD12000-memory.dmp
memory/432-7-0x0000000000400000-0x0000000000409000-memory.dmp
memory/432-6-0x00000000001F0000-0x00000000001FB000-memory.dmp
memory/432-10-0x0000000000410000-0x0000000000411000-memory.dmp
memory/432-9-0x0000000000410000-0x0000000000411000-memory.dmp
memory/432-8-0x0000000000410000-0x0000000000411000-memory.dmp
memory/432-11-0x00007FFDC15D0000-0x00007FFDC15D2000-memory.dmp
memory/432-12-0x0000000140000000-0x0000000141418000-memory.dmp
memory/432-13-0x0000000140000000-0x0000000141418000-memory.dmp
memory/432-14-0x0000000140000000-0x0000000141418000-memory.dmp
memory/432-18-0x0000000140000000-0x0000000141418000-memory.dmp