Analysis Overview
SHA256
98308710dc37148bf2d9b00829e791e1b2eb92703e1cd80b13e9e1a58d751651
Threat Level: Known bad
The file c04f70436cf53db113a202251a48c4a5 was found to be: Known bad.
Malicious Activity Summary
Xloader
CustAttr .NET packer
Xloader payload
Suspicious use of SetThreadContext
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-12-28 03:32
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-28 03:32
Reported
2023-12-29 14:28
Platform
win7-20231215-en
Max time kernel
122s
Max time network
133s
Command Line
Signatures
Xloader
CustAttr .NET packer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Xloader payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2176 set thread context of 2112 | N/A | C:\Users\Admin\AppData\Local\Temp\c04f70436cf53db113a202251a48c4a5.exe | C:\Users\Admin\AppData\Local\Temp\c04f70436cf53db113a202251a48c4a5.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c04f70436cf53db113a202251a48c4a5.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\c04f70436cf53db113a202251a48c4a5.exe
"C:\Users\Admin\AppData\Local\Temp\c04f70436cf53db113a202251a48c4a5.exe"
C:\Users\Admin\AppData\Local\Temp\c04f70436cf53db113a202251a48c4a5.exe
"C:\Users\Admin\AppData\Local\Temp\c04f70436cf53db113a202251a48c4a5.exe"
Network
Files
memory/2176-0-0x00000000749D0000-0x00000000750BE000-memory.dmp
memory/2176-1-0x00000000000B0000-0x00000000001FA000-memory.dmp
memory/2176-2-0x0000000000670000-0x00000000006B0000-memory.dmp
memory/2176-3-0x0000000000370000-0x0000000000382000-memory.dmp
memory/2176-4-0x00000000749D0000-0x00000000750BE000-memory.dmp
memory/2176-5-0x0000000000670000-0x00000000006B0000-memory.dmp
memory/2176-6-0x0000000005560000-0x0000000005600000-memory.dmp
memory/2176-7-0x0000000001FF0000-0x000000000201E000-memory.dmp
memory/2112-8-0x0000000000400000-0x0000000000428000-memory.dmp
memory/2112-12-0x0000000000400000-0x0000000000428000-memory.dmp
memory/2176-13-0x00000000749D0000-0x00000000750BE000-memory.dmp
memory/2112-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2112-9-0x0000000000400000-0x0000000000428000-memory.dmp
memory/2112-14-0x0000000000AC0000-0x0000000000DC3000-memory.dmp
memory/2112-15-0x0000000000AC0000-0x0000000000DC3000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-28 03:32
Reported
2023-12-29 14:28
Platform
win10v2004-20231215-en
Max time kernel
161s
Max time network
176s
Command Line
Signatures
Xloader
CustAttr .NET packer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Xloader payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2172 set thread context of 4984 | N/A | C:\Users\Admin\AppData\Local\Temp\c04f70436cf53db113a202251a48c4a5.exe | C:\Users\Admin\AppData\Local\Temp\c04f70436cf53db113a202251a48c4a5.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c04f70436cf53db113a202251a48c4a5.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c04f70436cf53db113a202251a48c4a5.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\c04f70436cf53db113a202251a48c4a5.exe
"C:\Users\Admin\AppData\Local\Temp\c04f70436cf53db113a202251a48c4a5.exe"
C:\Users\Admin\AppData\Local\Temp\c04f70436cf53db113a202251a48c4a5.exe
"C:\Users\Admin\AppData\Local\Temp\c04f70436cf53db113a202251a48c4a5.exe"
Network
| Country | Destination | Domain | Proto |
| NL | 52.142.223.178:80 | tcp | |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 71.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 173.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 8.8.8.8:53 | 100.5.17.2.in-addr.arpa | 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 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 189.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.179.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 32.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
Files
memory/2172-0-0x0000000074DD0000-0x0000000075580000-memory.dmp
memory/2172-1-0x0000000000E80000-0x0000000000FCA000-memory.dmp
memory/2172-2-0x0000000005D90000-0x0000000006334000-memory.dmp
memory/2172-3-0x0000000005880000-0x0000000005912000-memory.dmp
memory/2172-4-0x00000000059A0000-0x00000000059B0000-memory.dmp
memory/2172-5-0x0000000005930000-0x000000000593A000-memory.dmp
memory/2172-6-0x0000000005B50000-0x0000000005BEC000-memory.dmp
memory/2172-7-0x0000000005990000-0x00000000059A2000-memory.dmp
memory/2172-8-0x0000000074DD0000-0x0000000075580000-memory.dmp
memory/2172-9-0x00000000059A0000-0x00000000059B0000-memory.dmp
memory/2172-10-0x0000000006700000-0x00000000067A0000-memory.dmp
memory/2172-11-0x0000000001770000-0x000000000179E000-memory.dmp
memory/4984-12-0x0000000000400000-0x0000000000428000-memory.dmp
memory/4984-14-0x0000000001190000-0x00000000014DA000-memory.dmp
memory/2172-15-0x0000000074DD0000-0x0000000075580000-memory.dmp