Analysis Overview
SHA256
e54f171ba44e1007ce228fa12d46728bf01d90194efae9a537e590dcba84e682
Threat Level: Known bad
The file e54f171ba44e1007ce228fa12d46728bf01d90194efae9a537e590dcba84e682 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
2024-04-17 12:51
Signatures
Remcos family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-17 12:51
Reported
2024-04-17 12:54
Platform
win10v2004-20240226-en
Max time kernel
161s
Max time network
169s
Command Line
Signatures
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3ae2a8fcc969ec131e6ea2387dbdbdc6dd9ef216fc4a04990a403b7a38494778.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\3ae2a8fcc969ec131e6ea2387dbdbdc6dd9ef216fc4a04990a403b7a38494778.exe
"C:\Users\Admin\AppData\Local\Temp\3ae2a8fcc969ec131e6ea2387dbdbdc6dd9ef216fc4a04990a403b7a38494778.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=2960 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --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 | 57.40.53.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| GB | 142.250.187.202:443 | tcp | |
| US | 8.8.8.8:53 | 25.23.117.89.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.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 | 50.33.237.178.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 65.139.73.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.181.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.24.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 153.141.79.40.in-addr.arpa | udp |
Files
C:\ProgramData\remcos\logs.dat
| MD5 | 744f11db083fe683be7c0012e1675b7a |
| SHA1 | a97f69d32cc6c7ee739bc92a0391be823ed99b05 |
| SHA256 | 6505a28787c4c58c400c5db002fbf3b4f39fc8e3d8f6bb61841bed945c4923eb |
| SHA512 | f3b61b7dfcf856145d72f7b1c627f359773d4ed3e79b5171a30606847cf34ade5679705b99a67ab8c30a0fba8067e854e3d04758049ce232a409d1c2c0c64d60 |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-17 12:51
Reported
2024-04-17 12:53
Platform
win7-20231129-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\3ae2a8fcc969ec131e6ea2387dbdbdc6dd9ef216fc4a04990a403b7a38494778.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\3ae2a8fcc969ec131e6ea2387dbdbdc6dd9ef216fc4a04990a403b7a38494778.exe
"C:\Users\Admin\AppData\Local\Temp\3ae2a8fcc969ec131e6ea2387dbdbdc6dd9ef216fc4a04990a403b7a38494778.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 | 37b19a76bfa5509f5e7b7bc57c7d4eba |
| SHA1 | 9e1acabda05d052a5d061702c0985bf0cbf836cc |
| SHA256 | cc11ceb2a0b2861d1b1897601bb83cb0502accef89197390262d48ddd2e3efde |
| SHA512 | c2925bc72df90d7e88504d7b2d4517308aaa63e385e3b2048cdef5e8f98c733296be56655f66b24e6b5b768da92be71ebace94821fb258f9bd4d816442be0094 |