Analysis Overview
SHA256
fa2d3f8561fc73bcd35b397854b29a46f58460c16f8cfd1fe0333dacfd8bb79e
Threat Level: Likely malicious
The file fa2d3f8561fc73bcd35b397854b29a46f58460c16f8cfd1fe0333dacfd8bb79e was found to be: Likely malicious.
Malicious Activity Summary
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Checks BIOS information in registry
Themida packer
Checks whether UAC is enabled
Suspicious use of NtSetInformationThreadHideFromDebugger
Unsigned PE
Suspicious use of SetWindowsHookEx
Modifies Internet Explorer settings
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-12 08:00
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
2024-06-12 08:00
Reported
2024-06-12 08:02
Platform
win7-20240508-en
Max time kernel
120s
Max time network
121s
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\fa2d3f8561fc73bcd35b397854b29a46f58460c16f8cfd1fe0333dacfd8bb79e.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\fa2d3f8561fc73bcd35b397854b29a46f58460c16f8cfd1fe0333dacfd8bb79e.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\fa2d3f8561fc73bcd35b397854b29a46f58460c16f8cfd1fe0333dacfd8bb79e.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 |
| 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\fa2d3f8561fc73bcd35b397854b29a46f58460c16f8cfd1fe0333dacfd8bb79e.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\fa2d3f8561fc73bcd35b397854b29a46f58460c16f8cfd1fe0333dacfd8bb79e.exe | N/A |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{CC4CA231-2891-11EF-BA8B-4EB079F7C2BA} = "0" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\IntelliForms | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 90f44fb29ebcda01 | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\GPU | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Toolbar | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\PageSetup | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\LowRegistry | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "424341104" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Zoom | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000587104b0d2f7da409208cf3ae9e77a230000000002000000000010660000000100002000000017e8b0d23cd8daa9a6416386c62e539674fc94b439dc6f9c74910ede92dfa2e8000000000e8000000002000020000000fc95baec800164011ccdac5d7935b3c11a285efbdabe63509b548d5c2916e29220000000eddb16f7ce92cb90e499795a45f486ebbd32b687bf8c9b45bdb30c5d6baafcde40000000b09149b8905d08f315b51156b3bdd6c02bcd54c6725ff668f542b215435dc52dee152ec986735f46206243d0896ccaeb35ba476cd74b45d1a7c88c185fc0b278 | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\SearchScopes | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "3" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\DomainSuggestion | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\IETld\LowMic | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\InternetRegistry | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| N/A | N/A | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\fa2d3f8561fc73bcd35b397854b29a46f58460c16f8cfd1fe0333dacfd8bb79e.exe
"C:\Users\Admin\AppData\Local\Temp\fa2d3f8561fc73bcd35b397854b29a46f58460c16f8cfd1fe0333dacfd8bb79e.exe"
C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" https://aka.ms/dotnet-core-applaunch?missing_runtime=true&arch=x64&rid=win7-x64&apphost_version=6.0.16&gui=true
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1828 CREDAT:275457 /prefetch:2
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | aka.ms | udp |
| US | 8.8.8.8:53 | aka.ms | udp |
| US | 8.8.8.8:53 | aka.ms | udp |
Files
memory/1952-0-0x000000013F7B0000-0x000000014058B000-memory.dmp
memory/1952-2-0x000007FEFCED0000-0x000007FEFCF3C000-memory.dmp
memory/1952-1-0x000007FEFCEE3000-0x000007FEFCEE4000-memory.dmp
memory/1952-3-0x000007FEFCED0000-0x000007FEFCF3C000-memory.dmp
memory/1952-5-0x000000013F7B0000-0x000000014058B000-memory.dmp
memory/1952-4-0x000000013F7B0000-0x000000014058B000-memory.dmp
memory/1952-6-0x000000013F7B0000-0x000000014058B000-memory.dmp
memory/1952-7-0x000000013F7B0000-0x000000014058B000-memory.dmp
memory/1952-9-0x000007FEFCED0000-0x000007FEFCF3C000-memory.dmp
memory/1952-10-0x000000013F7B0000-0x000000014058B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-12 08:00
Reported
2024-06-12 08:02
Platform
win10v2004-20240508-en
Max time kernel
51s
Max time network
54s
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\fa2d3f8561fc73bcd35b397854b29a46f58460c16f8cfd1fe0333dacfd8bb79e.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\fa2d3f8561fc73bcd35b397854b29a46f58460c16f8cfd1fe0333dacfd8bb79e.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\fa2d3f8561fc73bcd35b397854b29a46f58460c16f8cfd1fe0333dacfd8bb79e.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 |
| 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\fa2d3f8561fc73bcd35b397854b29a46f58460c16f8cfd1fe0333dacfd8bb79e.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\fa2d3f8561fc73bcd35b397854b29a46f58460c16f8cfd1fe0333dacfd8bb79e.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\fa2d3f8561fc73bcd35b397854b29a46f58460c16f8cfd1fe0333dacfd8bb79e.exe
"C:\Users\Admin\AppData\Local\Temp\fa2d3f8561fc73bcd35b397854b29a46f58460c16f8cfd1fe0333dacfd8bb79e.exe"
Network
Files
memory/1172-0-0x00007FF663F70000-0x00007FF664D4B000-memory.dmp
memory/1172-1-0x00007FFF16B04000-0x00007FFF16B05000-memory.dmp
memory/1172-3-0x00007FFF16AA0000-0x00007FFF16D69000-memory.dmp
memory/1172-2-0x00007FFF16AA0000-0x00007FFF16D69000-memory.dmp
memory/1172-4-0x00007FFF16AA0000-0x00007FFF16D69000-memory.dmp
memory/1172-5-0x00007FF663F70000-0x00007FF664D4B000-memory.dmp
memory/1172-6-0x00007FF663F70000-0x00007FF664D4B000-memory.dmp
memory/1172-7-0x00007FF663F70000-0x00007FF664D4B000-memory.dmp
memory/1172-8-0x00007FF663F70000-0x00007FF664D4B000-memory.dmp
memory/1172-10-0x00007FF663F70000-0x00007FF664D4B000-memory.dmp
memory/1172-11-0x00007FFF16AA0000-0x00007FFF16D69000-memory.dmp