Analysis Overview
SHA256
446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89
Threat Level: Known bad
The file 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe was found to be: Known bad.
Malicious Activity Summary
Gurcu family
Gurcu, WhiteSnake
Executes dropped EXE
Reads user/profile data of web browsers
Accesses Microsoft Outlook profiles
Enumerates physical storage devices
Unsigned PE
Uses Task Scheduler COM API
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
Runs ping.exe
outlook_office_path
outlook_win_path
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-05-30 20:30
Signatures
Gurcu family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-05-30 20:30
Reported
2023-05-30 20:31
Platform
win10-20230220-en
Max time kernel
6s
Max time network
12s
Command Line
Signatures
Gurcu, WhiteSnake
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Nvidia\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe | N/A |
Reads user/profile data of web browsers
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Nvidia\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Nvidia\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Nvidia\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe | N/A |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\PING.EXE | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Nvidia\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Nvidia\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Nvidia\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe
"C:\Users\Admin\AppData\Local\Temp\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe"
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /C chcp 65001 && ping 127.0.0.1 && schtasks /create /tn "446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89" /sc MINUTE /tr "C:\Users\Admin\AppData\Local\Nvidia\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe" /rl HIGHEST /f && DEL /F /S /Q /A "C:\Users\Admin\AppData\Local\Temp\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe" &&START "" "C:\Users\Admin\AppData\Local\Nvidia\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe"
C:\Windows\system32\chcp.com
chcp 65001
C:\Windows\system32\PING.EXE
ping 127.0.0.1
C:\Windows\system32\schtasks.exe
schtasks /create /tn "446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89" /sc MINUTE /tr "C:\Users\Admin\AppData\Local\Nvidia\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe" /rl HIGHEST /f
C:\Users\Admin\AppData\Local\Nvidia\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe
"C:\Users\Admin\AppData\Local\Nvidia\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | openai.com | udp |
| US | 8.8.8.8:53 | github.com | udp |
| US | 8.8.8.8:53 | youtube.com | udp |
| US | 8.8.8.8:53 | pornhub.com | udp |
| US | 8.8.8.8:53 | eset.com | udp |
| US | 8.8.8.8:53 | archive.torproject.org | udp |
| US | 66.254.114.41:80 | pornhub.com | tcp |
| SK | 91.228.166.47:80 | eset.com | tcp |
| DE | 159.69.63.226:443 | archive.torproject.org | tcp |
| US | 8.8.8.8:53 | google.com | udp |
| NL | 142.250.179.142:80 | google.com | tcp |
| US | 8.8.8.8:53 | www.pornhub.org | udp |
| IN | 20.207.73.82:80 | github.com | tcp |
| IN | 20.207.73.82:80 | github.com | tcp |
| NL | 216.58.214.14:80 | youtube.com | tcp |
| US | 8.8.8.8:53 | www.eset.com | udp |
| US | 66.254.114.41:443 | www.pornhub.org | tcp |
| NL | 23.72.252.131:443 | www.eset.com | tcp |
| NL | 216.58.214.14:80 | youtube.com | tcp |
| IN | 20.207.73.82:443 | github.com | tcp |
| IN | 20.207.73.82:443 | github.com | tcp |
| US | 8.8.8.8:53 | 41.114.254.66.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 47.166.228.91.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 226.63.69.159.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 142.179.250.142.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.214.58.216.in-addr.arpa | udp |
Files
memory/3664-119-0x0000022C3AEE0000-0x0000022C3AF3C000-memory.dmp
C:\Users\Admin\AppData\Local\Nvidia\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe
| MD5 | aec814bf30dd191b641feef457a718ce |
| SHA1 | 96c2bea5b416d10a2dae60acd2b7f9c7cebb8115 |
| SHA256 | 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89 |
| SHA512 | fdd89bcb64728e88e5b9453f3c93c011fa2f22a5947a3d380ac2768184126c27b0e97556ace1d736cfe4da20281b5c710af78f55460948d5561c979021f5b6b0 |
C:\Users\Admin\AppData\Local\Nvidia\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe
| MD5 | aec814bf30dd191b641feef457a718ce |
| SHA1 | 96c2bea5b416d10a2dae60acd2b7f9c7cebb8115 |
| SHA256 | 446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89 |
| SHA512 | fdd89bcb64728e88e5b9453f3c93c011fa2f22a5947a3d380ac2768184126c27b0e97556ace1d736cfe4da20281b5c710af78f55460948d5561c979021f5b6b0 |
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\446278b00e672276ebd77b7a20356f9fdad4aeb0add39d714de87f3c6b17af89.exe.log
| MD5 | a908a7c6e93edeb3e400780b6fe62dde |
| SHA1 | 36e2b437f41443f6b41b45b35a0f97b2cd94123d |
| SHA256 | cae801b0499949178298c1c1a083f7c0febb971d262be9c9588437af66c76ef0 |
| SHA512 | deb437dcb1440d37bcd61dfa43be05fd01856a1d1e59aa5b2dfa142e9ae584b0577eea024edb99d8e74e3a1b606bb7ae3b4f9cd8eb30813e67dda678b9319cbe |
memory/1604-128-0x000001B92BC50000-0x000001B92BC60000-memory.dmp