Analysis Overview
SHA256
90071cffdfe6465b764829a706fe27f1abbb58d719bfcb428b210ae8c939a320
Threat Level: Known bad
The file 90071cffdfe6465b764829a706fe27f1abbb58d719bfcb428b210ae8c939a320 was found to be: Known bad.
Malicious Activity Summary
BlackNET
Contains code to disable Windows Defender
BlackNET Payload
CoreEntity .NET Packer
Looks for VirtualBox Guest Additions in registry
ReZer0 packer
Looks for VMWare Tools registry key
Checks BIOS information in registry
Maps connected drives based on registry
Suspicious use of SetThreadContext
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2021-08-05 15:39
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2020-11-09 20:45
Reported
2020-11-11 00:17
Platform
win7v20201028
Max time kernel
150s
Max time network
151s
Command Line
Signatures
BlackNET
BlackNET Payload
| 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 |
Contains code to disable Windows Defender
| 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 |
CoreEntity .NET Packer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Looks for VirtualBox Guest Additions in registry
ReZer0 packer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Looks for VMWare Tools registry key
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\90071cffdfe6465b764829a706fe27f1abbb58d719bfcb428b210ae8c939a320.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\90071cffdfe6465b764829a706fe27f1abbb58d719bfcb428b210ae8c939a320.exe | N/A |
Maps connected drives based on registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum | C:\Users\Admin\AppData\Local\Temp\90071cffdfe6465b764829a706fe27f1abbb58d719bfcb428b210ae8c939a320.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 | C:\Users\Admin\AppData\Local\Temp\90071cffdfe6465b764829a706fe27f1abbb58d719bfcb428b210ae8c939a320.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 756 set thread context of 592 | N/A | C:\Users\Admin\AppData\Local\Temp\90071cffdfe6465b764829a706fe27f1abbb58d719bfcb428b210ae8c939a320.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\90071cffdfe6465b764829a706fe27f1abbb58d719bfcb428b210ae8c939a320.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\90071cffdfe6465b764829a706fe27f1abbb58d719bfcb428b210ae8c939a320.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\90071cffdfe6465b764829a706fe27f1abbb58d719bfcb428b210ae8c939a320.exe
"C:\Users\Admin\AppData\Local\Temp\90071cffdfe6465b764829a706fe27f1abbb58d719bfcb428b210ae8c939a320.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SneHmbYnNye" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBFE5.tmp"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
Network
| Country | Destination | Domain | Proto |
| N/A | 8.8.8.8:53 | thehacker.club | udp |
Files
memory/756-0-0x00000000748C0000-0x0000000074FAE000-memory.dmp
memory/756-1-0x00000000010A0000-0x00000000010A1000-memory.dmp
memory/756-3-0x00000000004D0000-0x00000000004D2000-memory.dmp
memory/756-4-0x00000000004E0000-0x00000000004FC000-memory.dmp
memory/1500-5-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\tmpBFE5.tmp
| MD5 | 2b8f10999c709d3a1fd33df86fc9ea89 |
| SHA1 | bb0e1b72bb3be3e544dcb02b1dfb4a527a90f834 |
| SHA256 | 45637a85becc9e6033e27cd759a5f226f173265334d9c0adfb9d88ab855118fb |
| SHA512 | 52c344f82635d4f8f01cafa405dd1a3507d31949f86df9092d111b4398d3f60bd76c60a88c672d099e4482b254366431b80ff84057e1cbcf1711db58084fb590 |
memory/592-7-0x0000000000400000-0x000000000041A000-memory.dmp
memory/592-9-0x0000000000400000-0x000000000041A000-memory.dmp
memory/592-8-0x0000000000412A4E-mapping.dmp
memory/592-10-0x0000000000400000-0x000000000041A000-memory.dmp
memory/592-11-0x00000000748C0000-0x0000000074FAE000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2020-11-09 20:45
Reported
2020-11-11 00:18
Platform
win10v20201028
Max time kernel
144s
Max time network
145s
Command Line
Signatures
BlackNET
BlackNET Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Contains code to disable Windows Defender
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
CoreEntity .NET Packer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Looks for VirtualBox Guest Additions in registry
ReZer0 packer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Looks for VMWare Tools registry key
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\90071cffdfe6465b764829a706fe27f1abbb58d719bfcb428b210ae8c939a320.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\90071cffdfe6465b764829a706fe27f1abbb58d719bfcb428b210ae8c939a320.exe | N/A |
Maps connected drives based on registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum | C:\Users\Admin\AppData\Local\Temp\90071cffdfe6465b764829a706fe27f1abbb58d719bfcb428b210ae8c939a320.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum\0 | C:\Users\Admin\AppData\Local\Temp\90071cffdfe6465b764829a706fe27f1abbb58d719bfcb428b210ae8c939a320.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4632 set thread context of 3164 | N/A | C:\Users\Admin\AppData\Local\Temp\90071cffdfe6465b764829a706fe27f1abbb58d719bfcb428b210ae8c939a320.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\90071cffdfe6465b764829a706fe27f1abbb58d719bfcb428b210ae8c939a320.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\90071cffdfe6465b764829a706fe27f1abbb58d719bfcb428b210ae8c939a320.exe
"C:\Users\Admin\AppData\Local\Temp\90071cffdfe6465b764829a706fe27f1abbb58d719bfcb428b210ae8c939a320.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SneHmbYnNye" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7C2B.tmp"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
Network
| Country | Destination | Domain | Proto |
| N/A | 8.8.8.8:53 | thehacker.club | udp |
| N/A | 8.8.8.8:53 | thehacker.club | udp |
| N/A | 8.8.8.8:53 | thehacker.club | udp |
| N/A | 8.8.8.8:53 | thehacker.club | udp |
| N/A | 8.8.8.8:53 | thehacker.club | udp |
| N/A | 8.8.8.8:53 | thehacker.club | udp |
| N/A | 8.8.8.8:53 | thehacker.club | udp |
| N/A | 8.8.8.8:53 | thehacker.club | udp |
| N/A | 8.8.8.8:53 | thehacker.club | udp |
| N/A | 8.8.8.8:53 | thehacker.club | udp |
| N/A | 8.8.8.8:53 | thehacker.club | udp |
| N/A | 8.8.8.8:53 | thehacker.club | udp |
| N/A | 8.8.8.8:53 | thehacker.club | udp |
| N/A | 8.8.8.8:53 | thehacker.club | udp |
Files
memory/4632-0-0x0000000073D60000-0x000000007444E000-memory.dmp
memory/4632-1-0x0000000000100000-0x0000000000101000-memory.dmp
memory/4632-3-0x0000000004E50000-0x0000000004E51000-memory.dmp
memory/4632-4-0x00000000049F0000-0x00000000049F1000-memory.dmp
memory/4632-5-0x0000000004980000-0x0000000004981000-memory.dmp
memory/4632-6-0x0000000004DA0000-0x0000000004DA2000-memory.dmp
memory/4632-7-0x0000000008160000-0x000000000817C000-memory.dmp
memory/4632-8-0x0000000008220000-0x0000000008221000-memory.dmp
memory/4632-9-0x00000000064D0000-0x00000000064D1000-memory.dmp
memory/4148-10-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\tmp7C2B.tmp
| MD5 | 5749006af8bba46625320b8e9de360c2 |
| SHA1 | ae81696ef9e1e95ea742b2cbf133ccd6b826eb21 |
| SHA256 | e164898aa8f21a4a1bea33c5fb46c3a6b6321fa03beea5eb7dc5700cd404b4fc |
| SHA512 | 2d5ed03b1c35bd6d5a965ffb926054b43ea3672c2c17a67340add33d1574f21854e9f012ba380d528dfa29fc05dcbb6a9c3e5d561273a0c5d5dc19c05ccd0830 |
memory/3164-12-0x0000000000400000-0x000000000041A000-memory.dmp
memory/3164-13-0x0000000000412A4E-mapping.dmp
memory/3164-14-0x0000000073D60000-0x000000007444E000-memory.dmp
memory/3164-21-0x0000000005760000-0x0000000005761000-memory.dmp