Analysis Overview
SHA256
52bed4d9c0fdb81bdc4abfd46b47b8f8fa2dcdd570fcdc94f300f087c8b3aa65
Threat Level: Known bad
The file 9E7DE6D79CCC935FA7C1B629155CA2EFexe.exe was found to be: Known bad.
Malicious Activity Summary
Nanocore family
NanoCore
Adds Run key to start application
Checks whether UAC is enabled
Legitimate hosting services abused for malware hosting/C2
Drops file in Program Files directory
Unsigned PE
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-01-06 10:41
Signatures
Nanocore family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-01-06 10:41
Reported
2024-01-06 10:44
Platform
win7-20231129-en
Command Line
Signatures
Processes
Network
Files
Analysis: behavioral2
Detonation Overview
Submitted
2024-01-06 10:41
Reported
2024-01-06 10:44
Platform
win10v2004-20231215-en
Max time kernel
161s
Max time network
174s
Command Line
Signatures
NanoCore
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\DHCP Service = "C:\\Program Files (x86)\\DHCP Service\\dhcpsvc.exe" | C:\Users\Admin\AppData\Local\Temp\9E7DE6D79CCC935FA7C1B629155CA2EFexe.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\9E7DE6D79CCC935FA7C1B629155CA2EFexe.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\DHCP Service\dhcpsvc.exe | C:\Users\Admin\AppData\Local\Temp\9E7DE6D79CCC935FA7C1B629155CA2EFexe.exe | N/A |
| File opened for modification | C:\Program Files (x86)\DHCP Service\dhcpsvc.exe | C:\Users\Admin\AppData\Local\Temp\9E7DE6D79CCC935FA7C1B629155CA2EFexe.exe | N/A |
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\9E7DE6D79CCC935FA7C1B629155CA2EFexe.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\9E7DE6D79CCC935FA7C1B629155CA2EFexe.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\9E7DE6D79CCC935FA7C1B629155CA2EFexe.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\9E7DE6D79CCC935FA7C1B629155CA2EFexe.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\9E7DE6D79CCC935FA7C1B629155CA2EFexe.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2080 wrote to memory of 3020 | N/A | C:\Users\Admin\AppData\Local\Temp\9E7DE6D79CCC935FA7C1B629155CA2EFexe.exe | C:\Windows\SysWOW64\schtasks.exe |
| PID 2080 wrote to memory of 3020 | N/A | C:\Users\Admin\AppData\Local\Temp\9E7DE6D79CCC935FA7C1B629155CA2EFexe.exe | C:\Windows\SysWOW64\schtasks.exe |
| PID 2080 wrote to memory of 3020 | N/A | C:\Users\Admin\AppData\Local\Temp\9E7DE6D79CCC935FA7C1B629155CA2EFexe.exe | C:\Windows\SysWOW64\schtasks.exe |
| PID 2080 wrote to memory of 2948 | N/A | C:\Users\Admin\AppData\Local\Temp\9E7DE6D79CCC935FA7C1B629155CA2EFexe.exe | C:\Windows\SysWOW64\schtasks.exe |
| PID 2080 wrote to memory of 2948 | N/A | C:\Users\Admin\AppData\Local\Temp\9E7DE6D79CCC935FA7C1B629155CA2EFexe.exe | C:\Windows\SysWOW64\schtasks.exe |
| PID 2080 wrote to memory of 2948 | N/A | C:\Users\Admin\AppData\Local\Temp\9E7DE6D79CCC935FA7C1B629155CA2EFexe.exe | C:\Windows\SysWOW64\schtasks.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\9E7DE6D79CCC935FA7C1B629155CA2EFexe.exe
"C:\Users\Admin\AppData\Local\Temp\9E7DE6D79CCC935FA7C1B629155CA2EFexe.exe"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DHCP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp78D0.tmp"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DHCP Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp96B9.tmp"
Network
| Country | Destination | Domain | Proto |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 1.181.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.99.105.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 195.233.44.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 173.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.171.91.138.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.173.189.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 5.tcp.eu.ngrok.io | 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 | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| DE | 3.127.181.115:15464 | 5.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 115.181.127.3.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 5.tcp.eu.ngrok.io | udp |
| DE | 3.67.62.142:15464 | 5.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 142.62.67.3.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 5.tcp.eu.ngrok.io | udp |
| DE | 3.67.161.133:15464 | 5.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 133.161.67.3.in-addr.arpa | udp |
Files
memory/2080-0-0x0000000074AE0000-0x0000000075091000-memory.dmp
memory/2080-1-0x0000000074AE0000-0x0000000075091000-memory.dmp
memory/2080-2-0x0000000000F00000-0x0000000000F10000-memory.dmp
memory/2080-3-0x0000000074AE0000-0x0000000075091000-memory.dmp
memory/2080-4-0x0000000074AE0000-0x0000000075091000-memory.dmp
memory/2080-5-0x0000000000F00000-0x0000000000F10000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp96B9.tmp
| MD5 | 7f4b37265a0a4b0fea67999d11d911e8 |
| SHA1 | 1b8e13e6a27c3768c30cf713b79eaa8a757e1349 |
| SHA256 | 39b16b3a00b6b43c6820357127228c0768a577153014ce7b0ea3c585244dc08b |
| SHA512 | ef97ccfb663555aedc7fdc4b3ac4cd6536c80a778b4ec3bc6124a09544733988de1dac1e6a3714b0d6e8713e3523e0732d5dfcf674f2c5e1f3eadacb0c8e5e03 |
memory/2080-13-0x0000000000F00000-0x0000000000F10000-memory.dmp