Analysis Overview
SHA256
e388ae91a8cdc3ae144f1b861aa4dd3168a4a091e74871874221fa69424f10e9
Threat Level: Known bad
The file NEAS.e388ae91a8cdc3ae144f1b861aa4dd3168a4a091e74871874221fa69424f10e9.url was found to be: Known bad.
Malicious Activity Summary
SystemBC
Blocklisted process makes network request
Loads dropped DLL
Checks computer location settings
Enumerates physical storage devices
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Suspicious behavior: GetForegroundWindowSpam
Modifies registry class
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-11-17 17:20
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-11-17 17:20
Reported
2023-11-17 17:23
Platform
win7-20231023-en
Max time kernel
120s
Max time network
131s
Command Line
Signatures
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\rundll32.exe | N/A |
Processes
C:\Windows\System32\rundll32.exe
"C:\Windows\System32\rundll32.exe" "C:\Windows\System32\ieframe.dll",OpenURL C:\Users\Admin\AppData\Local\Temp\NEAS.e388ae91a8cdc3ae144f1b861aa4dd3168a4a091e74871874221fa69424f10e9.url
Network
Files
memory/876-0-0x0000000001D50000-0x0000000001D51000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-11-17 17:20
Reported
2023-11-17 17:23
Platform
win10v2004-20231023-en
Max time kernel
138s
Max time network
149s
Command Line
Signatures
SystemBC
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\Control Panel\International\Geo\Nation | C:\Windows\System32\rundll32.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000_Classes\Local Settings | C:\Windows\System32\rundll32.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 412 wrote to memory of 4752 | N/A | C:\Windows\System32\rundll32.exe | C:\Windows\System32\control.exe |
| PID 412 wrote to memory of 4752 | N/A | C:\Windows\System32\rundll32.exe | C:\Windows\System32\control.exe |
| PID 4752 wrote to memory of 4828 | N/A | C:\Windows\System32\control.exe | C:\Windows\system32\rundll32.exe |
| PID 4752 wrote to memory of 4828 | N/A | C:\Windows\System32\control.exe | C:\Windows\system32\rundll32.exe |
| PID 4828 wrote to memory of 760 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4828 wrote to memory of 760 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4828 wrote to memory of 760 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\System32\rundll32.exe
"C:\Windows\System32\rundll32.exe" "C:\Windows\System32\ieframe.dll",OpenURL C:\Users\Admin\AppData\Local\Temp\NEAS.e388ae91a8cdc3ae144f1b861aa4dd3168a4a091e74871874221fa69424f10e9.url
C:\Windows\System32\control.exe
"C:\Windows\System32\control.exe" "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\5T0U3BIO\wizard[1].cpl",
C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" Shell32.dll,Control_RunDLL "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\5T0U3BIO\wizard[1].cpl",
C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\SysWOW64\rundll32.exe" "C:\Windows\SysWOW64\shell32.dll",#44 "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\5T0U3BIO\wizard[1].cpl",
Network
| Country | Destination | Domain | Proto |
| RU | 62.173.141.116:445 | tcp | |
| US | 8.8.8.8:53 | 116.141.173.62.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 17.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 65.252.72.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.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 |
| US | 8.8.8.8:53 | 193.78.101.95.in-addr.arpa | udp |
| RU | 62.173.140.37:4001 | tcp | |
| US | 8.8.8.8:53 | 37.140.173.62.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 253.15.104.51.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\5T0U3BIO\wizard[1].cpl
| MD5 | cac81707eba1be452f548e410275a0ac |
| SHA1 | dd4b3bbd8bf357bbdeeb593e94ff0bf9b5ae19f2 |
| SHA256 | 2f120d396f71ff9adb8fe11f0b529e8ddea8355837d955fed83bb0ae2a35de84 |
| SHA512 | 01b6b45ec3c5ef4a0162164dfd69c15b08ed37082778ef97d0f1486bc82b4b1659a90705a4d9be42b9d25c8776e20011845a9f5e4498400b11cf14a3310df8d7 |
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\5T0U3BIO\wizard[1].cpl
| MD5 | cac81707eba1be452f548e410275a0ac |
| SHA1 | dd4b3bbd8bf357bbdeeb593e94ff0bf9b5ae19f2 |
| SHA256 | 2f120d396f71ff9adb8fe11f0b529e8ddea8355837d955fed83bb0ae2a35de84 |
| SHA512 | 01b6b45ec3c5ef4a0162164dfd69c15b08ed37082778ef97d0f1486bc82b4b1659a90705a4d9be42b9d25c8776e20011845a9f5e4498400b11cf14a3310df8d7 |