Analysis Overview
SHA256
8bc53adb417402cf954d8018bc35c0f4f853d5a2e3471c4de98ca8e1fa8fa1e9
Threat Level: Known bad
The file be35f0ce65b229e225d6c65b48704a2a was found to be: Known bad.
Malicious Activity Summary
Xloader
Xloader payload
CustAttr .NET packer
Suspicious use of SetThreadContext
Unsigned PE
Program crash
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-12-28 01:43
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-28 01:43
Reported
2023-12-29 13:27
Platform
win10v2004-20231215-en
Max time kernel
170s
Max time network
169s
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 3028 set thread context of 2384 | N/A | C:\Users\Admin\AppData\Local\Temp\be35f0ce65b229e225d6c65b48704a2a.exe | C:\Users\Admin\AppData\Local\Temp\be35f0ce65b229e225d6c65b48704a2a.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\be35f0ce65b229e225d6c65b48704a2a.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\be35f0ce65b229e225d6c65b48704a2a.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\be35f0ce65b229e225d6c65b48704a2a.exe
"C:\Users\Admin\AppData\Local\Temp\be35f0ce65b229e225d6c65b48704a2a.exe"
C:\Users\Admin\AppData\Local\Temp\be35f0ce65b229e225d6c65b48704a2a.exe
"C:\Users\Admin\AppData\Local\Temp\be35f0ce65b229e225d6c65b48704a2a.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 22.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 190.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.110.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 167.109.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 178.223.142.52.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 | 19.229.111.52.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 |
| US | 8.8.8.8:53 | 205.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.178.89.13.in-addr.arpa | udp |
Files
memory/3028-1-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/3028-0-0x0000000000D50000-0x0000000000DE8000-memory.dmp
memory/3028-2-0x0000000005D10000-0x00000000062B4000-memory.dmp
memory/3028-3-0x0000000005680000-0x0000000005712000-memory.dmp
memory/3028-4-0x0000000005800000-0x000000000589C000-memory.dmp
memory/3028-5-0x0000000005660000-0x0000000005670000-memory.dmp
memory/3028-6-0x0000000005740000-0x000000000574A000-memory.dmp
memory/3028-7-0x0000000005110000-0x0000000005122000-memory.dmp
memory/3028-8-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/3028-9-0x0000000005660000-0x0000000005670000-memory.dmp
memory/3028-10-0x0000000006FF0000-0x000000000706C000-memory.dmp
memory/3028-11-0x0000000007070000-0x00000000070A4000-memory.dmp
memory/2384-12-0x0000000000400000-0x0000000000428000-memory.dmp
memory/3028-14-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/2384-15-0x0000000001AD0000-0x0000000001E1A000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-28 01:43
Reported
2023-12-29 13:27
Platform
win7-20231215-en
Max time kernel
122s
Max time network
127s
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 2952 set thread context of 2012 | N/A | C:\Users\Admin\AppData\Local\Temp\be35f0ce65b229e225d6c65b48704a2a.exe | C:\Users\Admin\AppData\Local\Temp\be35f0ce65b229e225d6c65b48704a2a.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\be35f0ce65b229e225d6c65b48704a2a.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\be35f0ce65b229e225d6c65b48704a2a.exe
"C:\Users\Admin\AppData\Local\Temp\be35f0ce65b229e225d6c65b48704a2a.exe"
C:\Users\Admin\AppData\Local\Temp\be35f0ce65b229e225d6c65b48704a2a.exe
"C:\Users\Admin\AppData\Local\Temp\be35f0ce65b229e225d6c65b48704a2a.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2012 -s 36
Network
Files
memory/2952-0-0x0000000001300000-0x0000000001398000-memory.dmp
memory/2952-1-0x0000000073E80000-0x000000007456E000-memory.dmp
memory/2952-2-0x0000000000390000-0x00000000003D0000-memory.dmp
memory/2952-3-0x0000000000210000-0x0000000000222000-memory.dmp
memory/2952-4-0x0000000073E80000-0x000000007456E000-memory.dmp
memory/2952-5-0x0000000000390000-0x00000000003D0000-memory.dmp
memory/2952-6-0x0000000005300000-0x000000000537C000-memory.dmp
memory/2952-7-0x0000000000760000-0x0000000000794000-memory.dmp
memory/2012-8-0x0000000000400000-0x0000000000428000-memory.dmp
memory/2012-10-0x0000000000400000-0x0000000000428000-memory.dmp
memory/2012-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2012-13-0x0000000000400000-0x0000000000428000-memory.dmp
memory/2952-14-0x0000000073E80000-0x000000007456E000-memory.dmp