Analysis Overview
SHA256
d5dcb2f47ea5932af830b535ac39453a6068f282886f9aa117f0f61dadbde148
Threat Level: Known bad
The file 9b0f4414d5b5ee59307d7b2ab60eb8bb was found to be: Known bad.
Malicious Activity Summary
HawkEye
NirSoft WebBrowserPassView
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Nirsoft
NirSoft MailPassView
Themida packer
Uses the VBS compiler for execution
Checks BIOS information in registry
Adds Run key to start application
Checks whether UAC is enabled
Accesses Microsoft Outlook accounts
Looks up external IP address via web service
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2023-12-19 20:51
Signatures
Themida packer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-19 20:51
Reported
2023-12-20 12:59
Platform
win7-20231215-en
Max time kernel
147s
Max time network
125s
Command Line
Signatures
HawkEye
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\9b0f4414d5b5ee59307d7b2ab60eb8bb.exe | N/A |
NirSoft MailPassView
| 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 |
NirSoft WebBrowserPassView
| 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 |
Nirsoft
| 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 |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\9b0f4414d5b5ee59307d7b2ab60eb8bb.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\9b0f4414d5b5ee59307d7b2ab60eb8bb.exe | N/A |
Uses the VBS compiler for execution
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" | C:\Users\Admin\AppData\Local\Temp\9b0f4414d5b5ee59307d7b2ab60eb8bb.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\9b0f4414d5b5ee59307d7b2ab60eb8bb.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | whatismyipaddress.com | N/A | N/A |
| N/A | whatismyipaddress.com | N/A | N/A |
| N/A | whatismyipaddress.com | N/A | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\9b0f4414d5b5ee59307d7b2ab60eb8bb.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2176 set thread context of 1992 | N/A | C:\Users\Admin\AppData\Local\Temp\9b0f4414d5b5ee59307d7b2ab60eb8bb.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
| PID 2176 set thread context of 1508 | N/A | C:\Users\Admin\AppData\Local\Temp\9b0f4414d5b5ee59307d7b2ab60eb8bb.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\9b0f4414d5b5ee59307d7b2ab60eb8bb.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\9b0f4414d5b5ee59307d7b2ab60eb8bb.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\9b0f4414d5b5ee59307d7b2ab60eb8bb.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\9b0f4414d5b5ee59307d7b2ab60eb8bb.exe
"C:\Users\Admin\AppData\Local\Temp\9b0f4414d5b5ee59307d7b2ab60eb8bb.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | whatismyipaddress.com | udp |
| US | 104.16.155.36:80 | whatismyipaddress.com | tcp |
| US | 104.16.155.36:443 | whatismyipaddress.com | tcp |
| US | 104.16.155.36:443 | whatismyipaddress.com | tcp |
| US | 8.8.8.8:53 | smtp.gmail.com | udp |
| US | 108.177.127.109:587 | smtp.gmail.com | tcp |
| US | 108.177.127.109:587 | smtp.gmail.com | tcp |
Files
memory/2176-0-0x0000000001070000-0x0000000001914000-memory.dmp
memory/2176-1-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-2-0x00000000760A0000-0x00000000760E7000-memory.dmp
memory/2176-3-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-4-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-5-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-6-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-7-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-8-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-9-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-11-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-13-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-15-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-16-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-18-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-19-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-20-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-17-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-21-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-22-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-23-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-24-0x00000000779C0000-0x00000000779C2000-memory.dmp
memory/2176-25-0x0000000074B10000-0x00000000750BB000-memory.dmp
memory/2176-26-0x0000000074B10000-0x00000000750BB000-memory.dmp
memory/2176-27-0x0000000000DD0000-0x0000000000E10000-memory.dmp
memory/2176-32-0x0000000000DD0000-0x0000000000E10000-memory.dmp
memory/1992-33-0x0000000000400000-0x000000000041B000-memory.dmp
memory/1992-35-0x0000000000400000-0x000000000041B000-memory.dmp
memory/1992-36-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2176-38-0x0000000001070000-0x0000000001914000-memory.dmp
memory/2176-39-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-40-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/1992-41-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2176-42-0x00000000760A0000-0x00000000760E7000-memory.dmp
memory/2176-43-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-44-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-45-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-48-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-49-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-47-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-50-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-46-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-51-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-52-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-53-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/1508-54-0x0000000000400000-0x0000000000458000-memory.dmp
memory/1508-56-0x0000000000400000-0x0000000000458000-memory.dmp
memory/1508-61-0x0000000000400000-0x0000000000458000-memory.dmp
memory/2176-62-0x00000000773A0000-0x00000000774B0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\holderwb.txt
| MD5 | f3b25701fe362ec84616a93a45ce9998 |
| SHA1 | d62636d8caec13f04e28442a0a6fa1afeb024bbb |
| SHA256 | b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209 |
| SHA512 | 98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84 |
memory/2176-57-0x00000000773A0000-0x00000000774B0000-memory.dmp
memory/2176-63-0x0000000074B10000-0x00000000750BB000-memory.dmp
memory/2176-65-0x0000000074B10000-0x00000000750BB000-memory.dmp
memory/2176-66-0x0000000000DD0000-0x0000000000E10000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-19 20:51
Reported
2023-12-20 12:59
Platform
win10v2004-20231215-en
Max time kernel
142s
Max time network
121s
Command Line
Signatures
HawkEye
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\9b0f4414d5b5ee59307d7b2ab60eb8bb.exe | N/A |
NirSoft MailPassView
| 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 |
NirSoft WebBrowserPassView
| 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 |
Nirsoft
| 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 |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\9b0f4414d5b5ee59307d7b2ab60eb8bb.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\9b0f4414d5b5ee59307d7b2ab60eb8bb.exe | N/A |
Uses the VBS compiler for execution
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" | C:\Users\Admin\AppData\Local\Temp\9b0f4414d5b5ee59307d7b2ab60eb8bb.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\9b0f4414d5b5ee59307d7b2ab60eb8bb.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | whatismyipaddress.com | N/A | N/A |
| N/A | whatismyipaddress.com | N/A | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\9b0f4414d5b5ee59307d7b2ab60eb8bb.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4696 set thread context of 3932 | N/A | C:\Users\Admin\AppData\Local\Temp\9b0f4414d5b5ee59307d7b2ab60eb8bb.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
| PID 4696 set thread context of 4984 | N/A | C:\Users\Admin\AppData\Local\Temp\9b0f4414d5b5ee59307d7b2ab60eb8bb.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\9b0f4414d5b5ee59307d7b2ab60eb8bb.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\9b0f4414d5b5ee59307d7b2ab60eb8bb.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\9b0f4414d5b5ee59307d7b2ab60eb8bb.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\9b0f4414d5b5ee59307d7b2ab60eb8bb.exe
"C:\Users\Admin\AppData\Local\Temp\9b0f4414d5b5ee59307d7b2ab60eb8bb.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 85.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | whatismyipaddress.com | udp |
| US | 104.16.154.36:80 | whatismyipaddress.com | tcp |
| US | 104.16.154.36:443 | whatismyipaddress.com | tcp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 36.154.16.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | smtp.gmail.com | udp |
| US | 108.177.127.109:587 | smtp.gmail.com | tcp |
| US | 8.8.8.8:53 | 109.127.177.108.in-addr.arpa | udp |
| US | 108.177.127.109:587 | smtp.gmail.com | tcp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 176.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
Files
memory/4696-0-0x0000000000990000-0x0000000001234000-memory.dmp
memory/4696-1-0x0000000076DB0000-0x0000000076EA0000-memory.dmp
memory/4696-2-0x0000000076DB0000-0x0000000076EA0000-memory.dmp
memory/4696-3-0x0000000076DB0000-0x0000000076EA0000-memory.dmp
memory/4696-4-0x0000000076DB0000-0x0000000076EA0000-memory.dmp
memory/4696-5-0x0000000076DB0000-0x0000000076EA0000-memory.dmp
memory/4696-6-0x0000000076FC4000-0x0000000076FC6000-memory.dmp
memory/4696-9-0x00000000746A0000-0x0000000074C51000-memory.dmp
memory/4696-10-0x00000000039C0000-0x00000000039D0000-memory.dmp
memory/3932-15-0x0000000000400000-0x000000000041B000-memory.dmp
memory/3932-17-0x0000000000400000-0x000000000041B000-memory.dmp
memory/3932-18-0x0000000000400000-0x000000000041B000-memory.dmp
memory/4696-21-0x0000000000990000-0x0000000001234000-memory.dmp
memory/4696-22-0x0000000076DB0000-0x0000000076EA0000-memory.dmp
memory/4696-24-0x0000000076DB0000-0x0000000076EA0000-memory.dmp
memory/4984-25-0x0000000000400000-0x0000000000458000-memory.dmp
memory/4984-27-0x0000000000400000-0x0000000000458000-memory.dmp
memory/4696-32-0x0000000076DB0000-0x0000000076EA0000-memory.dmp
memory/4696-28-0x0000000076DB0000-0x0000000076EA0000-memory.dmp
memory/4984-34-0x0000000000400000-0x0000000000458000-memory.dmp
memory/4696-33-0x0000000076DB0000-0x0000000076EA0000-memory.dmp
memory/4984-38-0x0000000000400000-0x0000000000458000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\holderwb.txt
| MD5 | f94dc819ca773f1e3cb27abbc9e7fa27 |
| SHA1 | 9a7700efadc5ea09ab288544ef1e3cd876255086 |
| SHA256 | a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92 |
| SHA512 | 72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196 |
memory/4696-39-0x00000000746A0000-0x0000000074C51000-memory.dmp
memory/4696-41-0x00000000039C0000-0x00000000039D0000-memory.dmp