Analysis Overview
SHA256
93986eac8652157b41ac4464bed7584c6b0c04a3fcdd8bcda47592df69fee3ba
Threat Level: Known bad
The file 121a6914b86cfc9ca8d12864cba4da75 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
2023-12-24 20:53
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-24 20:53
Reported
2023-12-25 17:25
Platform
win7-20231129-en
Max time kernel
121s
Max time network
123s
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 2004 set thread context of 2516 | N/A | C:\Users\Admin\AppData\Local\Temp\121a6914b86cfc9ca8d12864cba4da75.exe | C:\Users\Admin\AppData\Local\Temp\121a6914b86cfc9ca8d12864cba4da75.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\121a6914b86cfc9ca8d12864cba4da75.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\121a6914b86cfc9ca8d12864cba4da75.exe
"C:\Users\Admin\AppData\Local\Temp\121a6914b86cfc9ca8d12864cba4da75.exe"
C:\Users\Admin\AppData\Local\Temp\121a6914b86cfc9ca8d12864cba4da75.exe
"C:\Users\Admin\AppData\Local\Temp\121a6914b86cfc9ca8d12864cba4da75.exe"
Network
Files
memory/2004-1-0x00000000740B0000-0x000000007479E000-memory.dmp
memory/2004-0-0x0000000001090000-0x00000000011D4000-memory.dmp
memory/2004-2-0x0000000004E90000-0x0000000004ED0000-memory.dmp
memory/2004-3-0x00000000002D0000-0x00000000002E2000-memory.dmp
memory/2004-4-0x00000000740B0000-0x000000007479E000-memory.dmp
memory/2004-5-0x0000000004E90000-0x0000000004ED0000-memory.dmp
memory/2004-6-0x0000000005690000-0x000000000572E000-memory.dmp
memory/2004-7-0x0000000000470000-0x000000000049E000-memory.dmp
memory/2004-13-0x00000000740B0000-0x000000007479E000-memory.dmp
memory/2516-14-0x0000000000990000-0x0000000000C93000-memory.dmp
memory/2516-12-0x0000000000400000-0x0000000000428000-memory.dmp
memory/2516-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2516-9-0x0000000000400000-0x0000000000428000-memory.dmp
memory/2516-8-0x0000000000400000-0x0000000000428000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-24 20:53
Reported
2023-12-25 17:24
Platform
win10v2004-20231215-en
Max time kernel
148s
Max time network
153s
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 3500 set thread context of 1580 | N/A | C:\Users\Admin\AppData\Local\Temp\121a6914b86cfc9ca8d12864cba4da75.exe | C:\Users\Admin\AppData\Local\Temp\121a6914b86cfc9ca8d12864cba4da75.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\121a6914b86cfc9ca8d12864cba4da75.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\121a6914b86cfc9ca8d12864cba4da75.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\121a6914b86cfc9ca8d12864cba4da75.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\121a6914b86cfc9ca8d12864cba4da75.exe
"C:\Users\Admin\AppData\Local\Temp\121a6914b86cfc9ca8d12864cba4da75.exe"
C:\Users\Admin\AppData\Local\Temp\121a6914b86cfc9ca8d12864cba4da75.exe
"C:\Users\Admin\AppData\Local\Temp\121a6914b86cfc9ca8d12864cba4da75.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| 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 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 210.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 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 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.1.37.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 201.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp | |
| US | 8.8.8.8:53 | 193.178.17.96.in-addr.arpa | udp |
| GB | 96.17.178.193:80 | tcp | |
| GB | 96.17.178.193:80 | tcp | |
| GB | 96.17.178.193:80 | tcp | |
| US | 8.8.8.8:53 | 81.171.91.138.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 202.135.221.88.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 | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
Files
memory/3500-0-0x0000000074F90000-0x0000000075740000-memory.dmp
memory/3500-1-0x0000000000A90000-0x0000000000BD4000-memory.dmp
memory/3500-2-0x0000000005B20000-0x00000000060C4000-memory.dmp
memory/3500-3-0x0000000005610000-0x00000000056A2000-memory.dmp
memory/3500-4-0x0000000005790000-0x00000000057A0000-memory.dmp
memory/3500-5-0x00000000055F0000-0x00000000055FA000-memory.dmp
memory/3500-6-0x0000000005890000-0x000000000592C000-memory.dmp
memory/3500-7-0x00000000056F0000-0x0000000005702000-memory.dmp
memory/3500-8-0x0000000074F90000-0x0000000075740000-memory.dmp
memory/3500-9-0x0000000005790000-0x00000000057A0000-memory.dmp
memory/3500-10-0x0000000006670000-0x000000000670E000-memory.dmp
memory/3500-11-0x0000000006330000-0x000000000635E000-memory.dmp
memory/3500-14-0x0000000074F90000-0x0000000075740000-memory.dmp
memory/1580-15-0x0000000001860000-0x0000000001BAA000-memory.dmp
memory/1580-12-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1580-16-0x0000000001860000-0x0000000001BAA000-memory.dmp