Analysis Overview
SHA256
128a52ddafb45a999c79c06e774d5dceac978bf408829026ff10c88f410570a6
Threat Level: Known bad
The file 8a8291aa1f1744763e496b5a609d766b.bin was found to be: Known bad.
Malicious Activity Summary
Remcos family
Unsigned PE
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-04-07 01:29
Signatures
Remcos family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-07 01:29
Reported
2024-04-07 01:32
Platform
win7-20240221-en
Max time kernel
147s
Max time network
148s
Command Line
Signatures
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2d35feecb9b427d2f48f6fd0dd5ef71eb7ba75fe024d7c6f9067490bbabc3c17.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\2d35feecb9b427d2f48f6fd0dd5ef71eb7ba75fe024d7c6f9067490bbabc3c17.exe
"C:\Users\Admin\AppData\Local\Temp\2d35feecb9b427d2f48f6fd0dd5ef71eb7ba75fe024d7c6f9067490bbabc3c17.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | rxmz.duckdns.org | udp |
| US | 89.117.23.22:57833 | rxmz.duckdns.org | tcp |
| US | 8.8.8.8:53 | geoplugin.net | udp |
| NL | 178.237.33.50:80 | geoplugin.net | tcp |
Files
C:\ProgramData\remcos\logs.dat
| MD5 | 54d64b1645f7bc55c38c5438396a8cfe |
| SHA1 | 037b8536add2849a7fed2a5f5654e4f47075864e |
| SHA256 | 2ec378181b6127fc085789ca83c84a3d618a68e0f098388bef026c30dba45284 |
| SHA512 | ce8e8428a1fe87a8cefc0fc3f1a6bfd6293f05f0fd978f72769eb647105716cbef6a04df1c13b7935317d8296808e6e6b3dc22c91fc8353e3e21d722b1421cab |
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-07 01:29
Reported
2024-04-07 01:32
Platform
win10v2004-20240226-en
Max time kernel
148s
Max time network
148s
Command Line
Signatures
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2d35feecb9b427d2f48f6fd0dd5ef71eb7ba75fe024d7c6f9067490bbabc3c17.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\2d35feecb9b427d2f48f6fd0dd5ef71eb7ba75fe024d7c6f9067490bbabc3c17.exe
"C:\Users\Admin\AppData\Local\Temp\2d35feecb9b427d2f48f6fd0dd5ef71eb7ba75fe024d7c6f9067490bbabc3c17.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | rxmz.duckdns.org | udp |
| US | 89.117.23.22:57833 | rxmz.duckdns.org | tcp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.23.117.89.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | geoplugin.net | udp |
| NL | 178.237.33.50:80 | geoplugin.net | tcp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.33.237.178.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.197.17.2.in-addr.arpa | udp |
Files
C:\ProgramData\remcos\logs.dat
| MD5 | d4d8df4248d82f27212300dd0be6aee7 |
| SHA1 | ff6601c63380dec212688f5d778478b0377dc511 |
| SHA256 | 6201fb8febb15e200de8a1fd9e7a42219625cf3118328ada0efe5349f0504cd3 |
| SHA512 | 49c7a9b0546fb8c57b6751a4332dd90b54196059822c826d290865c51a7e2d5efdbff86d3f6d36432fd6bc1b94477bbfeae3e32d1cf0be6ee4cd54d634e64b91 |