Analysis Overview
SHA256
e8bb9e81ed75437b45f90b1c65e3100c618090d66d7fa37f5208fedc6972f142
Threat Level: Known bad
The file 1dce0fc0bcc3ed4f7af74bdaeef37a5f 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 AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-12-25 00:43
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-25 00:43
Reported
2023-12-25 09:08
Platform
win7-20231215-en
Max time kernel
117s
Max time network
119s
Command Line
Signatures
CustAttr .NET packer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1dce0fc0bcc3ed4f7af74bdaeef37a5f.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1dce0fc0bcc3ed4f7af74bdaeef37a5f.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1dce0fc0bcc3ed4f7af74bdaeef37a5f.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1dce0fc0bcc3ed4f7af74bdaeef37a5f.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1dce0fc0bcc3ed4f7af74bdaeef37a5f.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\1dce0fc0bcc3ed4f7af74bdaeef37a5f.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\1dce0fc0bcc3ed4f7af74bdaeef37a5f.exe
"C:\Users\Admin\AppData\Local\Temp\1dce0fc0bcc3ed4f7af74bdaeef37a5f.exe"
C:\Users\Admin\AppData\Local\Temp\1dce0fc0bcc3ed4f7af74bdaeef37a5f.exe
"C:\Users\Admin\AppData\Local\Temp\1dce0fc0bcc3ed4f7af74bdaeef37a5f.exe"
C:\Users\Admin\AppData\Local\Temp\1dce0fc0bcc3ed4f7af74bdaeef37a5f.exe
"C:\Users\Admin\AppData\Local\Temp\1dce0fc0bcc3ed4f7af74bdaeef37a5f.exe"
C:\Users\Admin\AppData\Local\Temp\1dce0fc0bcc3ed4f7af74bdaeef37a5f.exe
"C:\Users\Admin\AppData\Local\Temp\1dce0fc0bcc3ed4f7af74bdaeef37a5f.exe"
C:\Users\Admin\AppData\Local\Temp\1dce0fc0bcc3ed4f7af74bdaeef37a5f.exe
"C:\Users\Admin\AppData\Local\Temp\1dce0fc0bcc3ed4f7af74bdaeef37a5f.exe"
C:\Users\Admin\AppData\Local\Temp\1dce0fc0bcc3ed4f7af74bdaeef37a5f.exe
"C:\Users\Admin\AppData\Local\Temp\1dce0fc0bcc3ed4f7af74bdaeef37a5f.exe"
Network
Files
memory/1924-1-0x0000000074270000-0x000000007495E000-memory.dmp
memory/1924-0-0x0000000000330000-0x000000000046C000-memory.dmp
memory/1924-2-0x0000000004E80000-0x0000000004EC0000-memory.dmp
memory/1924-3-0x0000000000260000-0x0000000000272000-memory.dmp
memory/1924-4-0x0000000074270000-0x000000007495E000-memory.dmp
memory/1924-5-0x0000000004E80000-0x0000000004EC0000-memory.dmp
memory/1924-6-0x00000000051A0000-0x000000000521C000-memory.dmp
memory/1924-8-0x0000000074270000-0x000000007495E000-memory.dmp
memory/1924-7-0x0000000000600000-0x0000000000634000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-25 00:43
Reported
2023-12-25 09:08
Platform
win10v2004-20231215-en
Max time kernel
146s
Max time network
154s
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 3264 set thread context of 4408 | N/A | C:\Users\Admin\AppData\Local\Temp\1dce0fc0bcc3ed4f7af74bdaeef37a5f.exe | C:\Users\Admin\AppData\Local\Temp\1dce0fc0bcc3ed4f7af74bdaeef37a5f.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1dce0fc0bcc3ed4f7af74bdaeef37a5f.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1dce0fc0bcc3ed4f7af74bdaeef37a5f.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\1dce0fc0bcc3ed4f7af74bdaeef37a5f.exe
"C:\Users\Admin\AppData\Local\Temp\1dce0fc0bcc3ed4f7af74bdaeef37a5f.exe"
C:\Users\Admin\AppData\Local\Temp\1dce0fc0bcc3ed4f7af74bdaeef37a5f.exe
"C:\Users\Admin\AppData\Local\Temp\1dce0fc0bcc3ed4f7af74bdaeef37a5f.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 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 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.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 | 81.171.91.138.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 | 104.241.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 176.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 211.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 3.173.189.20.in-addr.arpa | udp |
Files
memory/3264-0-0x0000000074D40000-0x00000000754F0000-memory.dmp
memory/3264-1-0x0000000000770000-0x00000000008AC000-memory.dmp
memory/3264-2-0x0000000005270000-0x000000000530C000-memory.dmp
memory/3264-3-0x00000000058C0000-0x0000000005E64000-memory.dmp
memory/3264-4-0x00000000053B0000-0x0000000005442000-memory.dmp
memory/3264-5-0x0000000005570000-0x0000000005580000-memory.dmp
memory/3264-6-0x0000000005340000-0x000000000534A000-memory.dmp
memory/3264-7-0x00000000055E0000-0x0000000005636000-memory.dmp
memory/3264-8-0x00000000062F0000-0x0000000006302000-memory.dmp
memory/3264-9-0x0000000074D40000-0x00000000754F0000-memory.dmp
memory/3264-10-0x0000000005570000-0x0000000005580000-memory.dmp
memory/3264-11-0x0000000006DD0000-0x0000000006E4C000-memory.dmp
memory/3264-12-0x0000000006E50000-0x0000000006E84000-memory.dmp
memory/4408-13-0x0000000000400000-0x0000000000428000-memory.dmp
memory/3264-15-0x0000000074D40000-0x00000000754F0000-memory.dmp
memory/4408-16-0x0000000001460000-0x00000000017AA000-memory.dmp