Analysis Overview
SHA256
b95ae0c815dc8fc44d8c8bbde1e853b96c3e1389fb30bcdf1d68f8e6a74b3106
Threat Level: Known bad
The file taskhostclp.exe was found to be: Known bad.
Malicious Activity Summary
Laplas Clipper
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Executes dropped EXE
Loads dropped DLL
Checks BIOS information in registry
Adds Run key to start application
Checks whether UAC is enabled
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of WriteProcessMemory
GoLang User-Agent
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-07-27 11:52
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-07-27 11:52
Reported
2023-07-27 11:55
Platform
win7-20230712-en
Max time kernel
144s
Max time network
151s
Command Line
Signatures
Laplas Clipper
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\taskhostclp.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.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\taskhostclp.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\taskhostclp.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\taskhostclp.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000\Software\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" | C:\Users\Admin\AppData\Local\Temp\taskhostclp.exe | 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\taskhostclp.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\taskhostclp.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe | N/A |
GoLang User-Agent
| Description | Indicator | Process | Target |
| HTTP User-Agent header | Go-http-client/1.1 | N/A | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1664 wrote to memory of 1484 | N/A | C:\Users\Admin\AppData\Local\Temp\taskhostclp.exe | C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe |
| PID 1664 wrote to memory of 1484 | N/A | C:\Users\Admin\AppData\Local\Temp\taskhostclp.exe | C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe |
| PID 1664 wrote to memory of 1484 | N/A | C:\Users\Admin\AppData\Local\Temp\taskhostclp.exe | C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\taskhostclp.exe
"C:\Users\Admin\AppData\Local\Temp\taskhostclp.exe"
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
Network
| Country | Destination | Domain | Proto |
| US | 206.189.229.43:80 | 206.189.229.43 | tcp |
Files
memory/1664-54-0x0000000000880000-0x00000000010EC000-memory.dmp
memory/1664-55-0x0000000076EA0000-0x0000000077049000-memory.dmp
memory/1664-56-0x0000000000880000-0x00000000010EC000-memory.dmp
memory/1664-57-0x0000000000880000-0x00000000010EC000-memory.dmp
memory/1664-58-0x0000000000880000-0x00000000010EC000-memory.dmp
memory/1664-59-0x0000000000880000-0x00000000010EC000-memory.dmp
memory/1664-60-0x0000000000880000-0x00000000010EC000-memory.dmp
memory/1664-61-0x0000000000880000-0x00000000010EC000-memory.dmp
memory/1664-62-0x0000000000880000-0x00000000010EC000-memory.dmp
memory/1664-63-0x0000000000880000-0x00000000010EC000-memory.dmp
memory/1664-64-0x0000000000880000-0x00000000010EC000-memory.dmp
memory/1664-65-0x0000000000880000-0x00000000010EC000-memory.dmp
memory/1664-66-0x0000000000880000-0x00000000010EC000-memory.dmp
memory/1664-67-0x0000000000880000-0x00000000010EC000-memory.dmp
\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
| MD5 | 6b3381a04b3c25380a49308e56937abb |
| SHA1 | 22a054745c6fcd0a19890df72cd4e079e4553cf6 |
| SHA256 | 1b6285d9f6f887a5b565280afed136c4d33cded05a18c5f906f61a1cc6c88d4e |
| SHA512 | c6bd7be8676a8e2974e9fac9ded00e5c68bbef5cf43048f89058b7886436ca8199a1f4ad151561e1d395f01b7c627dae0c8dab43523c5508c4dcc626819d00c2 |
memory/1664-70-0x0000000076EA0000-0x0000000077049000-memory.dmp
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
| MD5 | 6b3381a04b3c25380a49308e56937abb |
| SHA1 | 22a054745c6fcd0a19890df72cd4e079e4553cf6 |
| SHA256 | 1b6285d9f6f887a5b565280afed136c4d33cded05a18c5f906f61a1cc6c88d4e |
| SHA512 | c6bd7be8676a8e2974e9fac9ded00e5c68bbef5cf43048f89058b7886436ca8199a1f4ad151561e1d395f01b7c627dae0c8dab43523c5508c4dcc626819d00c2 |
memory/1664-74-0x0000000028670000-0x0000000028EDC000-memory.dmp
memory/1664-73-0x0000000000880000-0x00000000010EC000-memory.dmp
memory/1484-75-0x0000000001380000-0x0000000001BEC000-memory.dmp
memory/1664-76-0x0000000076EA0000-0x0000000077049000-memory.dmp
memory/1484-77-0x0000000076EA0000-0x0000000077049000-memory.dmp
memory/1484-78-0x0000000001380000-0x0000000001BEC000-memory.dmp
memory/1484-79-0x0000000001380000-0x0000000001BEC000-memory.dmp
memory/1484-80-0x0000000001380000-0x0000000001BEC000-memory.dmp
memory/1484-81-0x0000000001380000-0x0000000001BEC000-memory.dmp
memory/1484-82-0x0000000001380000-0x0000000001BEC000-memory.dmp
memory/1484-83-0x0000000001380000-0x0000000001BEC000-memory.dmp
memory/1484-84-0x0000000001380000-0x0000000001BEC000-memory.dmp
memory/1484-85-0x0000000001380000-0x0000000001BEC000-memory.dmp
memory/1484-86-0x0000000001380000-0x0000000001BEC000-memory.dmp
memory/1484-87-0x0000000001380000-0x0000000001BEC000-memory.dmp
memory/1484-88-0x0000000001380000-0x0000000001BEC000-memory.dmp
memory/1484-89-0x0000000001380000-0x0000000001BEC000-memory.dmp
memory/1484-90-0x0000000076EA0000-0x0000000077049000-memory.dmp
memory/1484-91-0x0000000001380000-0x0000000001BEC000-memory.dmp
memory/1484-92-0x0000000001380000-0x0000000001BEC000-memory.dmp
memory/1484-93-0x0000000001380000-0x0000000001BEC000-memory.dmp
memory/1484-94-0x0000000001380000-0x0000000001BEC000-memory.dmp
memory/1484-95-0x0000000001380000-0x0000000001BEC000-memory.dmp
memory/1484-96-0x0000000001380000-0x0000000001BEC000-memory.dmp
memory/1484-99-0x0000000001380000-0x0000000001BEC000-memory.dmp
memory/1484-100-0x0000000001380000-0x0000000001BEC000-memory.dmp
memory/1484-101-0x0000000001380000-0x0000000001BEC000-memory.dmp
memory/1484-102-0x0000000001380000-0x0000000001BEC000-memory.dmp
memory/1484-103-0x0000000001380000-0x0000000001BEC000-memory.dmp
memory/1484-104-0x0000000001380000-0x0000000001BEC000-memory.dmp
memory/1484-105-0x0000000001380000-0x0000000001BEC000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-07-27 11:52
Reported
2023-07-27 11:55
Platform
win10v2004-20230703-en
Max time kernel
149s
Max time network
157s
Command Line
Signatures
Laplas Clipper
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\taskhostclp.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.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\Roaming\NTSystem\ntlhost.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\taskhostclp.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\taskhostclp.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" | C:\Users\Admin\AppData\Local\Temp\taskhostclp.exe | 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\taskhostclp.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\taskhostclp.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe | N/A |
GoLang User-Agent
| Description | Indicator | Process | Target |
| HTTP User-Agent header | Go-http-client/1.1 | N/A | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3568 wrote to memory of 968 | N/A | C:\Users\Admin\AppData\Local\Temp\taskhostclp.exe | C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe |
| PID 3568 wrote to memory of 968 | N/A | C:\Users\Admin\AppData\Local\Temp\taskhostclp.exe | C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\taskhostclp.exe
"C:\Users\Admin\AppData\Local\Temp\taskhostclp.exe"
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 155.245.36.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 206.189.229.43:80 | 206.189.229.43 | tcp |
| US | 8.8.8.8:53 | 43.229.189.206.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 126.149.241.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.240.110.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.77.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.173.189.20.in-addr.arpa | udp |
Files
memory/3568-133-0x00000000006A0000-0x0000000000F0C000-memory.dmp
memory/3568-134-0x00007FF819190000-0x00007FF819385000-memory.dmp
memory/3568-135-0x00000000006A0000-0x0000000000F0C000-memory.dmp
memory/3568-136-0x00000000006A0000-0x0000000000F0C000-memory.dmp
memory/3568-137-0x00000000006A0000-0x0000000000F0C000-memory.dmp
memory/3568-138-0x00000000006A0000-0x0000000000F0C000-memory.dmp
memory/3568-139-0x00000000006A0000-0x0000000000F0C000-memory.dmp
memory/3568-140-0x00000000006A0000-0x0000000000F0C000-memory.dmp
memory/3568-141-0x00000000006A0000-0x0000000000F0C000-memory.dmp
memory/3568-142-0x00000000006A0000-0x0000000000F0C000-memory.dmp
memory/3568-143-0x00000000006A0000-0x0000000000F0C000-memory.dmp
memory/3568-144-0x00000000006A0000-0x0000000000F0C000-memory.dmp
memory/3568-145-0x00000000006A0000-0x0000000000F0C000-memory.dmp
memory/3568-146-0x00000000006A0000-0x0000000000F0C000-memory.dmp
memory/3568-148-0x00000000006A0000-0x0000000000F0C000-memory.dmp
memory/3568-149-0x00007FF819190000-0x00007FF819385000-memory.dmp
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
| MD5 | 919c4128783597bfae6c7b7448c27ae8 |
| SHA1 | acfa530fcbfde74cf903e86611873b19b341f7df |
| SHA256 | c2cd8d77948ed6df3f22c2350ba153d79866ae3a91e6d2c11eb24c38b737a429 |
| SHA512 | 4e078bc08670fa1088039f07b3b61d160f2b756bbd24fb833926163fc348dbf59951b936bb385fa3ca36fe2c8f5d62d1466002d97d872a3d8472155837178ad6 |
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
| MD5 | 9bd3df033c806d3465a0b9509e09f1f1 |
| SHA1 | c34fae7f61afa42ec6381db2d1e1800449f00006 |
| SHA256 | 44c41dcc6ee3c3993ce8e84607a844b5e8d012474ad67df4c9ed3ed5b59d164e |
| SHA512 | e4a0c2fb96bb6ef1793cdb49050a7f0b3b648e38411fd27309a1ed0358346126237cd8ad6a078bf98e07d8ca5410f3d2f15df197cc875cdab2c0248c39da7031 |
memory/3568-152-0x00000000006A0000-0x0000000000F0C000-memory.dmp
memory/968-154-0x0000000000920000-0x000000000118C000-memory.dmp
memory/3568-155-0x00007FF819190000-0x00007FF819385000-memory.dmp
memory/968-156-0x00007FF819190000-0x00007FF819385000-memory.dmp
memory/968-157-0x0000000000920000-0x000000000118C000-memory.dmp
memory/968-158-0x0000000000920000-0x000000000118C000-memory.dmp
memory/968-159-0x0000000000920000-0x000000000118C000-memory.dmp
memory/968-160-0x0000000000920000-0x000000000118C000-memory.dmp
memory/968-161-0x0000000000920000-0x000000000118C000-memory.dmp
memory/968-162-0x0000000000920000-0x000000000118C000-memory.dmp
memory/968-163-0x0000000000920000-0x000000000118C000-memory.dmp
memory/968-165-0x0000000000920000-0x000000000118C000-memory.dmp
memory/968-166-0x0000000000920000-0x000000000118C000-memory.dmp
memory/968-167-0x0000000000920000-0x000000000118C000-memory.dmp
memory/968-168-0x0000000000920000-0x000000000118C000-memory.dmp
memory/968-169-0x0000000000920000-0x000000000118C000-memory.dmp
memory/968-170-0x00007FF819190000-0x00007FF819385000-memory.dmp
memory/968-171-0x0000000000920000-0x000000000118C000-memory.dmp
memory/968-172-0x0000000000920000-0x000000000118C000-memory.dmp
memory/968-173-0x0000000000920000-0x000000000118C000-memory.dmp
memory/968-175-0x0000000000920000-0x000000000118C000-memory.dmp
memory/968-176-0x0000000000920000-0x000000000118C000-memory.dmp
memory/968-177-0x0000000000920000-0x000000000118C000-memory.dmp
memory/968-178-0x0000000000920000-0x000000000118C000-memory.dmp
memory/968-179-0x0000000000920000-0x000000000118C000-memory.dmp
memory/968-180-0x0000000000920000-0x000000000118C000-memory.dmp
memory/968-181-0x0000000000920000-0x000000000118C000-memory.dmp
memory/968-182-0x0000000000920000-0x000000000118C000-memory.dmp
memory/968-183-0x0000000000920000-0x000000000118C000-memory.dmp