Analysis Overview
SHA256
7ea06aaeaf6d72d04cbc3d94beb8b639b65ec2ee0e5cb4816cbff28790537f88
Threat Level: Known bad
The file googlechrome.exe was found to be: Known bad.
Malicious Activity Summary
Contains code to disable Windows Defender
StormKitty payload
Stormkitty family
StormKitty
Adds Run key to start application
Looks up external IP address via web service
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-05-03 11:23
Signatures
Contains code to disable Windows Defender
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
StormKitty payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Stormkitty family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-03 11:23
Reported
2024-05-03 11:25
Platform
win10v2004-20240419-en
Max time kernel
134s
Max time network
123s
Command Line
Signatures
Contains code to disable Windows Defender
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
StormKitty
StormKitty payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nvidiaDValueOn = "C:\\Users\\Admin\\AppData\\Local\\NVIDIA Local Drivers\\DriversUpdateProcess_x64.exe" | C:\Users\Admin\AppData\Local\Temp\googlechrome.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | checkip.dyndns.org | N/A | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\googlechrome.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\googlechrome.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\googlechrome.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\googlechrome.exe
"C:\Users\Admin\AppData\Local\Temp\googlechrome.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | checkip.dyndns.org | udp |
| US | 158.101.44.242:80 | checkip.dyndns.org | tcp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 242.44.101.158.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 98.58.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 49.15.97.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
Files
memory/712-1-0x00007FFFD1E53000-0x00007FFFD1E55000-memory.dmp
memory/712-0-0x0000000000690000-0x00000000006AA000-memory.dmp
memory/712-2-0x00007FFFD1E50000-0x00007FFFD2911000-memory.dmp
memory/712-5-0x00007FFFD1E50000-0x00007FFFD2911000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-03 11:23
Reported
2024-05-03 11:25
Platform
win7-20240221-en
Max time kernel
117s
Max time network
121s
Command Line
Signatures
Contains code to disable Windows Defender
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
StormKitty
StormKitty payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | checkip.dyndns.org | N/A | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\googlechrome.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1624 wrote to memory of 2536 | N/A | C:\Users\Admin\AppData\Local\Temp\googlechrome.exe | C:\Windows\system32\WerFault.exe |
| PID 1624 wrote to memory of 2536 | N/A | C:\Users\Admin\AppData\Local\Temp\googlechrome.exe | C:\Windows\system32\WerFault.exe |
| PID 1624 wrote to memory of 2536 | N/A | C:\Users\Admin\AppData\Local\Temp\googlechrome.exe | C:\Windows\system32\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\googlechrome.exe
"C:\Users\Admin\AppData\Local\Temp\googlechrome.exe"
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 1624 -s 856
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | checkip.dyndns.org | udp |
| JP | 132.226.8.169:80 | checkip.dyndns.org | tcp |
Files
memory/1624-0-0x000007FEF5C43000-0x000007FEF5C44000-memory.dmp
memory/1624-1-0x0000000000B10000-0x0000000000B2A000-memory.dmp
memory/1624-2-0x000007FEF5C40000-0x000007FEF662C000-memory.dmp
memory/1624-3-0x000007FEF5C43000-0x000007FEF5C44000-memory.dmp
memory/1624-4-0x000007FEF5C40000-0x000007FEF662C000-memory.dmp