Analysis Overview
SHA256
3ae2a8fcc969ec131e6ea2387dbdbdc6dd9ef216fc4a04990a403b7a38494778
Threat Level: Known bad
The file 1712325245c1981ac1f5c06e3e617f5748a4bb434927215c5320c0a22e2bb4bf1467044137929.dat-decoded 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
2024-04-05 13:57
Signatures
Remcos family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-05 13:57
Reported
2024-04-05 14:00
Platform
win7-20240221-en
Max time kernel
147s
Max time network
142s
Command Line
Signatures
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1712325245c1981ac1f5c06e3e617f5748a4bb434927215c5320c0a22e2bb4bf1467044137929.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\1712325245c1981ac1f5c06e3e617f5748a4bb434927215c5320c0a22e2bb4bf1467044137929.exe
"C:\Users\Admin\AppData\Local\Temp\1712325245c1981ac1f5c06e3e617f5748a4bb434927215c5320c0a22e2bb4bf1467044137929.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | rxms.duckdns.org | udp |
| US | 89.117.23.25:57832 | rxms.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 | 62885c7e61a0712e2ce9d58fb921484d |
| SHA1 | 1a0c146b071119bde62a011fa17f8dccb98606a0 |
| SHA256 | ac8488a4af5d5f4bd6f3fa3792cc02b82ea04ac7b0751567a40688c64d042914 |
| SHA512 | 563dc240642227af8fce2ada784cf6a96915d24e42499e84da2a32c1941430fdae028390c704727732dd5f77056202875c41e30b40b2694c1a4d94a12c1c1dc0 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-05 13:57
Reported
2024-04-05 14:00
Platform
win10v2004-20240226-en
Max time kernel
152s
Max time network
156s
Command Line
Signatures
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1712325245c1981ac1f5c06e3e617f5748a4bb434927215c5320c0a22e2bb4bf1467044137929.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\1712325245c1981ac1f5c06e3e617f5748a4bb434927215c5320c0a22e2bb4bf1467044137929.exe
"C:\Users\Admin\AppData\Local\Temp\1712325245c1981ac1f5c06e3e617f5748a4bb434927215c5320c0a22e2bb4bf1467044137929.exe"
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4092 --field-trial-handle=2276,i,11674642242468042059,14711253743544118298,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | rxms.duckdns.org | udp |
| US | 89.117.23.25:57832 | rxms.duckdns.org | tcp |
| US | 8.8.8.8:53 | 97.136.73.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 25.23.117.89.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 | 17.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.33.237.178.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 153.136.73.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 7.173.189.20.in-addr.arpa | udp |
Files
C:\ProgramData\remcos\logs.dat
| MD5 | bb72a3566aec3bf8d1d3c249161da989 |
| SHA1 | 680dad4da437713e403ad7d58638bd00744879c7 |
| SHA256 | 4e05e373a6e5499a1376ad8346fd41eea4f247dc9d81e15ea8c35b8de115a1d3 |
| SHA512 | 93a8ae6202aa82589469b40ddf411a6574ceb8ebe311101d99e57e0ede316ff6efa070ffa7790761941b9dc6f4b8405d46d17ade24f2b1b33dc5c061c28466e2 |