Analysis Overview
SHA256
932b803b498308d97782847fc00c6f54dfacc847aaf24ffb658064f3622994fd
Threat Level: Known bad
The file Black Mesa Monitor Screensaver.scr was found to be: Known bad.
Malicious Activity Summary
Banload
Checks BIOS information in registry
System Location Discovery: System Language Discovery
Modifies registry class
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-11 18:28
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-11 18:28
Reported
2024-08-11 18:28
Platform
win7-20240704-en
Max time kernel
1s
Max time network
5s
Command Line
Signatures
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\Black Mesa Monitor Screensaver.scr | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\Black Mesa Monitor Screensaver.scr
"C:\Users\Admin\AppData\Local\Temp\Black Mesa Monitor Screensaver.scr" /S
Network
Files
memory/2056-0-0x0000000000400000-0x0000000000A2B000-memory.dmp
memory/2056-1-0x0000000003010000-0x00000000031E9000-memory.dmp
memory/2056-7-0x0000000003010000-0x00000000031E9000-memory.dmp
memory/2056-12-0x0000000000400000-0x0000000000A2B000-memory.dmp
memory/2056-13-0x0000000000400000-0x0000000000A2B000-memory.dmp
memory/2056-16-0x00000000003E0000-0x0000000000400000-memory.dmp
memory/2056-15-0x0000000000400000-0x0000000000A2B000-memory.dmp
memory/2056-20-0x0000000003010000-0x00000000031E9000-memory.dmp
memory/2056-17-0x0000000000400000-0x0000000000A2B000-memory.dmp
memory/2056-19-0x0000000000400000-0x0000000000A2B000-memory.dmp
memory/2056-23-0x0000000003010000-0x00000000031E9000-memory.dmp
memory/2056-25-0x0000000003010000-0x00000000031E9000-memory.dmp
memory/2056-27-0x0000000000400000-0x0000000000A2B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-11 18:28
Reported
2024-08-11 18:28
Platform
win10v2004-20240802-en
Max time kernel
16s
Max time network
7s
Command Line
Signatures
Banload
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\Black Mesa Monitor Screensaver.scr | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate | C:\Users\Admin\AppData\Local\Temp\Black Mesa Monitor Screensaver.scr | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\Black Mesa Monitor Screensaver.scr | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{251F89F4-807B-1861-D9E5-1E017009BD63}\AutoConvertTo | C:\Users\Admin\AppData\Local\Temp\Black Mesa Monitor Screensaver.scr | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{251F89F4-807B-1861-D9E5-1E017009BD63}\AutoConvertTo\ = "{00020803-0000-0000-C000-000000000046}" | C:\Users\Admin\AppData\Local\Temp\Black Mesa Monitor Screensaver.scr | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{251F89F4-807B-1861-D9E5-1E017009BD63} | C:\Users\Admin\AppData\Local\Temp\Black Mesa Monitor Screensaver.scr | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: 33 | N/A | C:\Users\Admin\AppData\Local\Temp\Black Mesa Monitor Screensaver.scr | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Black Mesa Monitor Screensaver.scr | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Black Mesa Monitor Screensaver.scr | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Black Mesa Monitor Screensaver.scr | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Black Mesa Monitor Screensaver.scr | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\Black Mesa Monitor Screensaver.scr
"C:\Users\Admin\AppData\Local\Temp\Black Mesa Monitor Screensaver.scr" /S
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 --field-trial-handle=4340,i,1729213506309163284,12809566808978835441,262144 --variations-seed-version --mojo-platform-channel-handle=3996 /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 36.58.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp |
Files
memory/348-0-0x0000000000400000-0x0000000000A2B000-memory.dmp
memory/348-2-0x0000000003CD0000-0x0000000003EA9000-memory.dmp
memory/348-8-0x0000000003CD0000-0x0000000003EA9000-memory.dmp
memory/348-13-0x0000000000400000-0x0000000000A2B000-memory.dmp
memory/348-17-0x0000000003CA0000-0x0000000003CC0000-memory.dmp
memory/348-16-0x0000000000400000-0x0000000000A2B000-memory.dmp
memory/348-14-0x0000000000400000-0x0000000000A2B000-memory.dmp
memory/348-21-0x0000000003CD0000-0x0000000003EA9000-memory.dmp
memory/348-20-0x0000000000400000-0x0000000000A2B000-memory.dmp
memory/348-18-0x0000000000400000-0x0000000000A2B000-memory.dmp
memory/348-23-0x0000000003CD0000-0x0000000003EA9000-memory.dmp
memory/348-25-0x0000000003CD0000-0x0000000003EA9000-memory.dmp
memory/348-27-0x0000000000400000-0x0000000000A2B000-memory.dmp