Analysis Overview
SHA256
b9acba8827e6ceefade30ae29a62d760f05ff2f72e797d7b7ef8111a38289a9d
Threat Level: Likely malicious
The file b9acba8827e6ceefade30ae29a62d760f05ff2f72e797d7b7ef8111a38289a9d was found to be: Likely malicious.
Malicious Activity Summary
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Checks computer location settings
Executes dropped EXE
Themida packer
Loads dropped DLL
Checks BIOS information in registry
Checks whether UAC is enabled
Suspicious use of NtSetInformationThreadHideFromDebugger
Enumerates physical storage devices
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-12 06:37
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-12 06:37
Reported
2024-06-12 06:40
Platform
win7-20240221-en
Max time kernel
121s
Max time network
122s
Command Line
Signatures
Processes
C:\Users\Admin\AppData\Local\Temp\b9acba8827e6ceefade30ae29a62d760f05ff2f72e797d7b7ef8111a38289a9d.exe
"C:\Users\Admin\AppData\Local\Temp\b9acba8827e6ceefade30ae29a62d760f05ff2f72e797d7b7ef8111a38289a9d.exe"
Network
Files
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-12 06:37
Reported
2024-06-12 06:40
Platform
win10v2004-20240611-en
Max time kernel
149s
Max time network
151s
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\b9acba8827e6ceefade30ae29a62d760f05ff2f72e797d7b7ef8111a38289a9d.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\b9acba8827e6ceefade30ae29a62d760f05ff2f72e797d7b7ef8111a38289a9d.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\b9acba8827e6ceefade30ae29a62d760f05ff2f72e797d7b7ef8111a38289a9d.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\b9acba8827e6ceefade30ae29a62d760f05ff2f72e797d7b7ef8111a38289a9d.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b9acba8827e6ceefade30ae29a62d760f05ff2f72e797d7b7ef8111a38289a9d\ITS SB App Switch.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b9acba8827e6ceefade30ae29a62d760f05ff2f72e797d7b7ef8111a38289a9d\ITS SB App Switch.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b9acba8827e6ceefade30ae29a62d760f05ff2f72e797d7b7ef8111a38289a9d.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 |
| 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\b9acba8827e6ceefade30ae29a62d760f05ff2f72e797d7b7ef8111a38289a9d.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b9acba8827e6ceefade30ae29a62d760f05ff2f72e797d7b7ef8111a38289a9d.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b9acba8827e6ceefade30ae29a62d760f05ff2f72e797d7b7ef8111a38289a9d.exe
"C:\Users\Admin\AppData\Local\Temp\b9acba8827e6ceefade30ae29a62d760f05ff2f72e797d7b7ef8111a38289a9d.exe"
C:\Users\Admin\AppData\Local\Temp\b9acba8827e6ceefade30ae29a62d760f05ff2f72e797d7b7ef8111a38289a9d\ITS SB App Switch.exe
"C:\Users\Admin\AppData\Local\Temp\b9acba8827e6ceefade30ae29a62d760f05ff2f72e797d7b7ef8111a38289a9d\ITS SB App Switch.exe"
C:\Users\Admin\AppData\Local\Temp\b9acba8827e6ceefade30ae29a62d760f05ff2f72e797d7b7ef8111a38289a9d\ITS SB App Switch.exe
"C:\Users\Admin\AppData\Local\Temp\b9acba8827e6ceefade30ae29a62d760f05ff2f72e797d7b7ef8111a38289a9d\ITS SB App Switch.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| NL | 23.62.61.145:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 145.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 105.193.132.51.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\b9acba8827e6ceefade30ae29a62d760f05ff2f72e797d7b7ef8111a38289a9d\ITS SB App Switch.exe
| MD5 | 437aac097c0c632e21c7b94ac365487a |
| SHA1 | 4bd403917d11cee5c660fe1487a3680392f1a873 |
| SHA256 | 40c6e8c45fb03d0eaa00f3cce650a4dcc88011106675e3e40a9ea0840cae6d68 |
| SHA512 | 65a6abf69cd94a77d8a532513b9d3799d09c30508a81ac49a5dc740f34346cc46753e03755c88a04933a5b462070d049e377f00e7e3c21f6ebe726e845bd1ed0 |
C:\Users\Admin\AppData\Local\Temp\b9acba8827e6ceefade30ae29a62d760f05ff2f72e797d7b7ef8111a38289a9d\TestSecurity.12.3.0.131.dll
| MD5 | a367cb9cdd35d61eafadc60bc354522f |
| SHA1 | aa682e8b61330705a92c4bca08755ff10eafc7fb |
| SHA256 | e98acd1c64272fecf000bf212ad1b7a976dc24a973bacaca80e1e6bd2709ebcc |
| SHA512 | 1966bea0476d53767eecfdce8459dcea7b80e29e61e6d8e9e9b23358861bd11b46f294b53a7cf543c8d055d056555200e06e5ef0c6a385070ba83ac36ee25e8a |
memory/4676-19-0x0000000072F20000-0x000000007394A000-memory.dmp
memory/4676-20-0x00000000772E4000-0x00000000772E6000-memory.dmp
memory/4676-26-0x0000000072F20000-0x000000007394A000-memory.dmp
memory/4676-25-0x0000000072F20000-0x000000007394A000-memory.dmp
memory/4676-23-0x0000000072F20000-0x000000007394A000-memory.dmp
memory/4676-28-0x0000000072F20000-0x000000007394A000-memory.dmp
memory/4676-30-0x0000000072F20000-0x000000007394A000-memory.dmp
memory/4676-31-0x0000000072F20000-0x000000007394A000-memory.dmp
memory/4676-29-0x0000000072F20000-0x000000007394A000-memory.dmp
memory/4676-27-0x0000000072F20000-0x000000007394A000-memory.dmp
memory/4676-24-0x0000000072F20000-0x000000007394A000-memory.dmp