Analysis Overview
SHA256
6800905847788c228e211fd1086dad6a20aa745d1351c0bd43d5f89aa58b1c9e
Threat Level: Known bad
The file a632a39ffdce2f2de984c6992d188986.exe was found to be: Known bad.
Malicious Activity Summary
Nanocore family
NanoCore
Adds Run key to start application
Checks whether UAC is enabled
Drops file in Program Files directory
Unsigned PE
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Uses Task Scheduler COM API
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-01-06 08:03
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 08:03
Reported
2024-01-06 08:06
Platform
win7-20231215-en
Max time kernel
122s
Max time network
174s
Command Line
Signatures
NanoCore
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WPA Host = "C:\\Program Files\\WPA Host\\wpahost.exe" | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.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\a632a39ffdce2f2de984c6992d188986.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files\WPA Host\wpahost.exe | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | N/A |
| File opened for modification | C:\Program Files\WPA Host\wpahost.exe | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | N/A |
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2812 wrote to memory of 2336 | N/A | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | C:\Windows\system32\schtasks.exe |
| PID 2812 wrote to memory of 2336 | N/A | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | C:\Windows\system32\schtasks.exe |
| PID 2812 wrote to memory of 2336 | N/A | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | C:\Windows\system32\schtasks.exe |
| PID 2812 wrote to memory of 2732 | N/A | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | C:\Windows\system32\schtasks.exe |
| PID 2812 wrote to memory of 2732 | N/A | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | C:\Windows\system32\schtasks.exe |
| PID 2812 wrote to memory of 2732 | N/A | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | C:\Windows\system32\schtasks.exe |
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe
"C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe"
C:\Windows\system32\schtasks.exe
"schtasks.exe" /create /f /tn "WPA Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp9E33.tmp"
C:\Windows\system32\schtasks.exe
"schtasks.exe" /create /f /tn "WPA Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpA056.tmp"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | yourself-catholic.gl.at.ply.gg | udp |
| US | 147.185.221.17:56274 | yourself-catholic.gl.at.ply.gg | tcp |
Files
memory/2812-0-0x000007FEF5B90000-0x000007FEF652D000-memory.dmp
memory/2812-1-0x0000000000A40000-0x0000000000AC0000-memory.dmp
memory/2812-2-0x000007FEF5B90000-0x000007FEF652D000-memory.dmp
memory/2812-3-0x0000000000A40000-0x0000000000AC0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp9E33.tmp
| MD5 | 029e60b39959bba895979975e33b96a5 |
| SHA1 | ebd492c14ffb3733d315adc7378175a4de8d4104 |
| SHA256 | 037de60417e4d3866d82505a021651fd8101ad0c4270e86a1cc3c272dde08196 |
| SHA512 | 8977daaa0da4713c3802562402731d201c063385cd86728e81528a4b419f8a8302f6408e53906b69ebace2fc83b5567c2a6b6cf25958b3f73db3874909ef82bd |
C:\Users\Admin\AppData\Local\Temp\tmpA056.tmp
| MD5 | 546376acefe53162f600524f73ae4e6c |
| SHA1 | 817001ca7e3fe592e5a4301e1a95f6019d092dfd |
| SHA256 | d2d2f5a4da729ce0e02db5483bb54b8c2fbf488de0cedef5957fe1b8370020f7 |
| SHA512 | ac98042908340be1e369cdbd7474497a7673fceeba71454fd1a54f8ab3b460784552d38724fcf8e2ff51a68b09e7f9954a1426ac6bdfdf5dee385fd8345503f1 |
memory/2812-13-0x0000000000A30000-0x0000000000A3A000-memory.dmp
memory/2812-12-0x0000000000A40000-0x0000000000AC0000-memory.dmp
memory/2812-11-0x0000000000A40000-0x0000000000AC0000-memory.dmp
memory/2812-15-0x0000000000B40000-0x0000000000B5A000-memory.dmp
memory/2812-20-0x0000000000B70000-0x0000000000B80000-memory.dmp
memory/2812-23-0x0000000002360000-0x000000000237E000-memory.dmp
memory/2812-22-0x0000000000BA0000-0x0000000000BAE000-memory.dmp
memory/2812-24-0x0000000000260000-0x000000000026A000-memory.dmp
memory/2812-21-0x0000000000B90000-0x0000000000BA4000-memory.dmp
memory/2812-19-0x0000000000B60000-0x0000000000B74000-memory.dmp
memory/2812-18-0x0000000000B20000-0x0000000000B2C000-memory.dmp
memory/2812-17-0x00000000009C0000-0x00000000009CE000-memory.dmp
memory/2812-16-0x0000000000550000-0x000000000055E000-memory.dmp
memory/2812-14-0x0000000000540000-0x0000000000552000-memory.dmp
memory/2812-26-0x000000001B6B0000-0x000000001B7B0000-memory.dmp
memory/2812-25-0x0000000002380000-0x00000000023AE000-memory.dmp
memory/2812-27-0x0000000000BB0000-0x0000000000BC4000-memory.dmp
memory/2812-28-0x000000001B6B0000-0x000000001B7B0000-memory.dmp
memory/2812-31-0x000007FEF5B90000-0x000007FEF652D000-memory.dmp
memory/2812-32-0x0000000000A40000-0x0000000000AC0000-memory.dmp
memory/2812-33-0x000007FEF5B90000-0x000007FEF652D000-memory.dmp
memory/2812-34-0x000000001B6B0000-0x000000001B7B0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-01-06 08:03
Reported
2024-01-06 08:06
Platform
win10v2004-20231215-en
Max time kernel
153s
Max time network
172s
Command Line
Signatures
NanoCore
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\DHCP Service = "C:\\Program Files\\DHCP Service\\dhcpsvc.exe" | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.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\a632a39ffdce2f2de984c6992d188986.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files\DHCP Service\dhcpsvc.exe | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | N/A |
| File created | C:\Program Files\DHCP Service\dhcpsvc.exe | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | N/A |
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SYSTEM32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SYSTEM32\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2112 wrote to memory of 2464 | N/A | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | C:\Windows\SYSTEM32\schtasks.exe |
| PID 2112 wrote to memory of 2464 | N/A | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | C:\Windows\SYSTEM32\schtasks.exe |
| PID 2112 wrote to memory of 4724 | N/A | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | C:\Windows\SYSTEM32\schtasks.exe |
| PID 2112 wrote to memory of 4724 | N/A | C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe | C:\Windows\SYSTEM32\schtasks.exe |
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe
"C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe"
C:\Windows\SYSTEM32\schtasks.exe
"schtasks.exe" /create /f /tn "DHCP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp47FC.tmp"
C:\Windows\SYSTEM32\schtasks.exe
"schtasks.exe" /create /f /tn "DHCP Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp5B66.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 | 194.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.194.73.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | yourself-catholic.gl.at.ply.gg | udp |
| US | 147.185.221.17:56274 | yourself-catholic.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 17.221.185.147.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 89.65.42.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | yourself-catholic.gl.at.ply.gg | udp |
| US | 147.185.221.17:56274 | yourself-catholic.gl.at.ply.gg | tcp |
| 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 |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
Files
memory/2112-0-0x00007FF8C2410000-0x00007FF8C2DB1000-memory.dmp
memory/2112-1-0x00007FF8C2410000-0x00007FF8C2DB1000-memory.dmp
memory/2112-2-0x00000000014C0000-0x00000000014D0000-memory.dmp
memory/2112-3-0x000000001C0B0000-0x000000001C57E000-memory.dmp
memory/2112-4-0x000000001BA90000-0x000000001BB2C000-memory.dmp
memory/2112-5-0x00007FF8C2410000-0x00007FF8C2DB1000-memory.dmp
memory/2112-6-0x000000001C730000-0x000000001C7D6000-memory.dmp
memory/2112-7-0x00007FF8C2410000-0x00007FF8C2DB1000-memory.dmp
memory/2112-8-0x0000000001490000-0x0000000001498000-memory.dmp
memory/2112-9-0x00000000014C0000-0x00000000014D0000-memory.dmp
memory/2112-12-0x00000000014C0000-0x00000000014D0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp47FC.tmp
| MD5 | 029e60b39959bba895979975e33b96a5 |
| SHA1 | ebd492c14ffb3733d315adc7378175a4de8d4104 |
| SHA256 | 037de60417e4d3866d82505a021651fd8101ad0c4270e86a1cc3c272dde08196 |
| SHA512 | 8977daaa0da4713c3802562402731d201c063385cd86728e81528a4b419f8a8302f6408e53906b69ebace2fc83b5567c2a6b6cf25958b3f73db3874909ef82bd |
C:\Users\Admin\AppData\Local\Temp\tmp5B66.tmp
| MD5 | a1e72d32044df2250a28d62375b19f15 |
| SHA1 | f82e0131f1a1fcbf825544cd2cc25e28174c47ee |
| SHA256 | b3e2fff6289e337bc83c056904dad620e5edc7f28ac3690ab4900f3ec90df799 |
| SHA512 | df04c1f421c3d2ed3c928e388aa068be0c3b1bd16348f2692a63c641ec6cd3b103525a8e39298566a395f863fc23a3e29cf2ae50f3e68b5ffba981241587a88b |
memory/2112-18-0x000000001C950000-0x000000001CA50000-memory.dmp
memory/2112-19-0x00000000014B0000-0x00000000014BA000-memory.dmp
memory/2112-20-0x0000000001010000-0x0000000001022000-memory.dmp
memory/2112-21-0x000000001BB30000-0x000000001BB4A000-memory.dmp
memory/2112-22-0x00000000014A0000-0x00000000014AE000-memory.dmp
memory/2112-23-0x000000001BB50000-0x000000001BB5E000-memory.dmp
memory/2112-24-0x000000001D1B0000-0x000000001D1BC000-memory.dmp
memory/2112-25-0x000000001D1C0000-0x000000001D1D4000-memory.dmp
memory/2112-26-0x0000000000FB0000-0x0000000000FC0000-memory.dmp
memory/2112-27-0x0000000000FC0000-0x0000000000FD4000-memory.dmp
memory/2112-28-0x0000000000FE0000-0x0000000000FEE000-memory.dmp
memory/2112-29-0x000000001D1D0000-0x000000001D1EE000-memory.dmp
memory/2112-30-0x000000001D1F0000-0x000000001D1FA000-memory.dmp
memory/2112-31-0x000000001D220000-0x000000001D24E000-memory.dmp
memory/2112-32-0x000000001D250000-0x000000001D264000-memory.dmp
memory/2112-33-0x000000001C950000-0x000000001CA50000-memory.dmp
memory/2112-34-0x000000001C950000-0x000000001CA50000-memory.dmp
memory/2112-35-0x000000001C950000-0x000000001CA50000-memory.dmp
memory/2112-36-0x000000001C950000-0x000000001CA50000-memory.dmp
memory/2112-38-0x000000001E200000-0x000000001E262000-memory.dmp
memory/2112-39-0x000000001C950000-0x000000001CA50000-memory.dmp
memory/2112-41-0x000000001D260000-0x000000001D270000-memory.dmp
memory/2112-42-0x000000001C950000-0x000000001CA50000-memory.dmp
memory/2112-43-0x000000001C950000-0x000000001CA50000-memory.dmp
memory/2112-44-0x000000001C950000-0x000000001CA50000-memory.dmp
memory/2112-45-0x000000001C950000-0x000000001CA50000-memory.dmp