Analysis Overview
SHA256
a6cc097da2bee5d66e38a786047089065ad694607297795f7088847cdcb1643e
Threat Level: Known bad
The file a6cc097da2bee5d66e38a786047089065ad694607297795f7088847cdcb1643e was found to be: Known bad.
Malicious Activity Summary
Modifies Windows Defender Real-time Protection settings
HawkEye Reborn
Looks for VirtualBox Guest Additions in registry
ReZer0 packer
NirSoft MailPassView
Nirsoft
NirSoft WebBrowserPassView
Looks for VMWare Tools registry key
Windows security modification
Checks BIOS information in registry
Maps connected drives based on registry
Looks up external IP address via web service
Suspicious use of SetThreadContext
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Creates scheduled task(s)
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-02-05 11:48
Signatures
Analysis: behavioral2
Detonation Overview
Submitted
2022-02-05 11:48
Reported
2022-02-05 11:51
Platform
win10v2004-en-20220113
Max time kernel
18s
Max time network
68s
Command Line
Signatures
Modifies Windows Defender Real-time Protection settings
Windows security modification
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features | C:\Users\Admin\AppData\Local\Temp\a6cc097da2bee5d66e38a786047089065ad694607297795f7088847cdcb1643e.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" | C:\Users\Admin\AppData\Local\Temp\a6cc097da2bee5d66e38a786047089065ad694607297795f7088847cdcb1643e.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4892 wrote to memory of 1380 | N/A | C:\Users\Admin\AppData\Local\Temp\a6cc097da2bee5d66e38a786047089065ad694607297795f7088847cdcb1643e.exe | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe |
| PID 4892 wrote to memory of 1380 | N/A | C:\Users\Admin\AppData\Local\Temp\a6cc097da2bee5d66e38a786047089065ad694607297795f7088847cdcb1643e.exe | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe |
| PID 4892 wrote to memory of 1380 | N/A | C:\Users\Admin\AppData\Local\Temp\a6cc097da2bee5d66e38a786047089065ad694607297795f7088847cdcb1643e.exe | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\a6cc097da2bee5d66e38a786047089065ad694607297795f7088847cdcb1643e.exe
"C:\Users\Admin\AppData\Local\Temp\a6cc097da2bee5d66e38a786047089065ad694607297795f7088847cdcb1643e.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"powershell" Get-MpPreference -verbose
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | settings-win.data.microsoft.com | udp |
| NL | 51.124.78.146:443 | settings-win.data.microsoft.com | tcp |
Files
memory/4892-130-0x0000000000ED0000-0x0000000000F86000-memory.dmp
memory/4892-131-0x0000000005EC0000-0x0000000006464000-memory.dmp
memory/4892-132-0x00000000059B0000-0x0000000005A42000-memory.dmp
memory/4892-133-0x0000000005940000-0x000000000594A000-memory.dmp
memory/4892-134-0x0000000005910000-0x0000000005EB4000-memory.dmp
memory/4892-135-0x00000000091E0000-0x000000000927C000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2022-02-05 11:48
Reported
2022-02-05 11:51
Platform
win7-en-20211208
Max time kernel
150s
Max time network
152s
Command Line
Signatures
HawkEye Reborn
Modifies Windows Defender Real-time Protection settings
Looks for VirtualBox Guest Additions in registry
NirSoft MailPassView
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
NirSoft WebBrowserPassView
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Nirsoft
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
ReZer0 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 |
Looks for VMWare Tools registry key
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\a6cc097da2bee5d66e38a786047089065ad694607297795f7088847cdcb1643e.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\a6cc097da2bee5d66e38a786047089065ad694607297795f7088847cdcb1643e.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features | C:\Users\Admin\AppData\Local\Temp\a6cc097da2bee5d66e38a786047089065ad694607297795f7088847cdcb1643e.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" | C:\Users\Admin\AppData\Local\Temp\a6cc097da2bee5d66e38a786047089065ad694607297795f7088847cdcb1643e.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | bot.whatismyipaddress.com | N/A | 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\a6cc097da2bee5d66e38a786047089065ad694607297795f7088847cdcb1643e.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 | C:\Users\Admin\AppData\Local\Temp\a6cc097da2bee5d66e38a786047089065ad694607297795f7088847cdcb1643e.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1196 set thread context of 1376 | N/A | C:\Users\Admin\AppData\Local\Temp\a6cc097da2bee5d66e38a786047089065ad694607297795f7088847cdcb1643e.exe | C:\Users\Admin\AppData\Local\Temp\a6cc097da2bee5d66e38a786047089065ad694607297795f7088847cdcb1643e.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:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\a6cc097da2bee5d66e38a786047089065ad694607297795f7088847cdcb1643e.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\a6cc097da2bee5d66e38a786047089065ad694607297795f7088847cdcb1643e.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\a6cc097da2bee5d66e38a786047089065ad694607297795f7088847cdcb1643e.exe
"C:\Users\Admin\AppData\Local\Temp\a6cc097da2bee5d66e38a786047089065ad694607297795f7088847cdcb1643e.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"powershell" Get-MpPreference -verbose
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sTpIzWFY" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3E18.tmp"
C:\Users\Admin\AppData\Local\Temp\a6cc097da2bee5d66e38a786047089065ad694607297795f7088847cdcb1643e.exe
"{path}"
C:\Users\Admin\AppData\Local\Temp\a6cc097da2bee5d66e38a786047089065ad694607297795f7088847cdcb1643e.exe
"{path}"
C:\Users\Admin\AppData\Local\Temp\a6cc097da2bee5d66e38a786047089065ad694607297795f7088847cdcb1643e.exe
"{path}"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | bot.whatismyipaddress.com | udp |
Files
memory/1196-54-0x0000000000CB0000-0x0000000000D66000-memory.dmp
memory/1196-55-0x0000000074B21000-0x0000000074B23000-memory.dmp
memory/1196-56-0x0000000004D50000-0x0000000004D51000-memory.dmp
memory/1196-57-0x0000000000360000-0x000000000036A000-memory.dmp
memory/1196-58-0x0000000005CC0000-0x0000000005D58000-memory.dmp
memory/1204-62-0x0000000002160000-0x0000000002420000-memory.dmp
memory/1204-63-0x0000000002160000-0x0000000002420000-memory.dmp
memory/1204-64-0x0000000002160000-0x0000000002420000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp3E18.tmp
| MD5 | 2b9478587e55cfebac889c3f7ac75d89 |
| SHA1 | a87882bb44e2de5e5a04c52c0dcfefc210fb74bb |
| SHA256 | a4dd2c7f4748321bb8149de70049000dd235ecc1e6aaede0249df9ce073876c1 |
| SHA512 | 058ad362c3c49b32c00adb1702a1ba96c384b18d6dbf433b75c9f1b86e44c67cdc047ae86d3e8ac27c08ef49c06a733edc5013139d68202f6aba26fde993f34b |
memory/1376-66-0x0000000000400000-0x0000000000490000-memory.dmp
memory/1376-67-0x0000000000400000-0x0000000000490000-memory.dmp
memory/1376-69-0x0000000000400000-0x0000000000490000-memory.dmp
memory/1376-68-0x0000000000400000-0x0000000000490000-memory.dmp
memory/1376-70-0x0000000000400000-0x0000000000490000-memory.dmp
memory/1376-71-0x0000000000400000-0x0000000000490000-memory.dmp
memory/1376-72-0x0000000000970000-0x00000000009E6000-memory.dmp
memory/1376-73-0x0000000004B40000-0x0000000004B41000-memory.dmp