Analysis Overview
SHA256
0f1d1af792a1caad8e0dc9a9057d7a3b06ed85f34672cdfec64aab4785c97383
Threat Level: Known bad
The file 1712325245dd14de5ce8bd608ab9ed54b1036ba8bc99d838c1ed6d3361c8ac2ed8ec3c75ba394.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
150s
Command Line
Signatures
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1712325245dd14de5ce8bd608ab9ed54b1036ba8bc99d838c1ed6d3361c8ac2ed8ec3c75ba394.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\1712325245dd14de5ce8bd608ab9ed54b1036ba8bc99d838c1ed6d3361c8ac2ed8ec3c75ba394.exe
"C:\Users\Admin\AppData\Local\Temp\1712325245dd14de5ce8bd608ab9ed54b1036ba8bc99d838c1ed6d3361c8ac2ed8ec3c75ba394.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | rzaz.duckdns.org | udp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 8.8.8.8:53 | rzaz.duckdns.org | udp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 8.8.8.8:53 | rzaz.duckdns.org | udp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
Files
C:\ProgramData\remcos\logs.dat
| MD5 | 4637d70964e16247d1831860bdb056a2 |
| SHA1 | 151bcc48749a5e7c66c6c8655f44a22aa8752921 |
| SHA256 | 26ee4760cba02f9235cd76bcd4f0b7fd146d7c97c6b41f0492695c7eb7d0fb6e |
| SHA512 | 1e6cd1baa5ca83f664b5414363c58c89e89b0bc2ddb35a68b0260f35b2d82b15f74ba7e6fff5da876cba07f50112c3276749f82878dbeb1a04f550e426a1706c |
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-05 13:57
Reported
2024-04-05 14:00
Platform
win10v2004-20240226-en
Max time kernel
151s
Max time network
154s
Command Line
Signatures
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1712325245dd14de5ce8bd608ab9ed54b1036ba8bc99d838c1ed6d3361c8ac2ed8ec3c75ba394.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\1712325245dd14de5ce8bd608ab9ed54b1036ba8bc99d838c1ed6d3361c8ac2ed8ec3c75ba394.exe
"C:\Users\Admin\AppData\Local\Temp\1712325245dd14de5ce8bd608ab9ed54b1036ba8bc99d838c1ed6d3361c8ac2ed8ec3c75ba394.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=1408 --field-trial-handle=2676,i,447940133669489189,1353734109898858672,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | rzaz.duckdns.org | udp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 139.136.73.23.in-addr.arpa | udp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 8.8.8.8:53 | 17.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| GB | 142.250.187.202:443 | tcp | |
| US | 8.8.8.8:53 | 24.139.73.23.in-addr.arpa | udp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 8.8.8.8:53 | rzaz.duckdns.org | udp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 8.8.8.8:53 | 121.136.73.23.in-addr.arpa | udp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | rzaz.duckdns.org | udp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 8.8.8.8:53 | 90.136.73.23.in-addr.arpa | udp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 8.8.8.8:53 | 174.117.168.52.in-addr.arpa | udp |
| US | 89.117.23.22:57834 | rzaz.duckdns.org | tcp |
| US | 8.8.8.8:53 | rzaz.duckdns.org | udp |
| US | 89.117.23.22:57834 | tcp |
Files
C:\ProgramData\remcos\logs.dat
| MD5 | dc97aef06667561ab8cfc8d3a88b026a |
| SHA1 | f538bd595b2fd82424d203a1966b7a1d2705722d |
| SHA256 | 0ca7a4b3cd08b55763210042941c09be22221fa7164dbce8c2d309eb5a6b3deb |
| SHA512 | be08326a95a662fa96473952a102512874718a4a84888ce8aed5a4744d3433c3c9a2b8f80bb5e38cf602cc736de72f54e4ca174c98fb76b900af7ffdcba21ffb |