Analysis Overview
SHA256
c401c57365e57f1bc8d84f3e42685792b6fa6f55e91bbfdca1b170b64299efbe
Threat Level: Known bad
The file replacePara.exe was found to be: Known bad.
Malicious Activity Summary
Cobaltstrike
Unsigned PE
MITRE ATT&CK Matrix
Analysis: static1
Detonation Overview
Reported
2024-04-28 09:42
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-28 09:42
Reported
2024-04-28 09:45
Platform
win7-20240221-en
Max time kernel
141s
Max time network
135s
Command Line
Signatures
Cobaltstrike
Processes
C:\Users\Admin\AppData\Local\Temp\replacePara.exe
"C:\Users\Admin\AppData\Local\Temp\replacePara.exe"
Network
| Country | Destination | Domain | Proto |
| HK | 156.245.13.36:8080 | 156.245.13.36 | tcp |
| HK | 156.245.13.36:443 | 156.245.13.36 | tcp |
| HK | 156.245.13.36:443 | 156.245.13.36 | tcp |
| HK | 156.245.13.36:443 | 156.245.13.36 | tcp |
| HK | 156.245.13.36:443 | 156.245.13.36 | tcp |
Files
memory/2888-1-0x00000000036B0000-0x00000000036E5000-memory.dmp
memory/2888-2-0x0000000003A30000-0x0000000003EA2000-memory.dmp
memory/2888-20-0x0000000000400000-0x00000000004D9000-memory.dmp
memory/2888-22-0x00000000036B0000-0x00000000036E5000-memory.dmp
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
| MD5 | 29f65ba8e88c063813cc50a4ea544e93 |
| SHA1 | 05a7040d5c127e68c25d81cc51271ffb8bef3568 |
| SHA256 | 1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184 |
| SHA512 | e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa |
C:\Users\Admin\AppData\Local\Temp\Tar4FEB.tmp
| MD5 | 435a9ac180383f9fa094131b173a2f7b |
| SHA1 | 76944ea657a9db94f9a4bef38f88c46ed4166983 |
| SHA256 | 67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34 |
| SHA512 | 1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a |
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-28 09:42
Reported
2024-04-28 09:45
Platform
win10v2004-20240226-en
Max time kernel
145s
Max time network
151s
Command Line
Signatures
Cobaltstrike
Processes
C:\Users\Admin\AppData\Local\Temp\replacePara.exe
"C:\Users\Admin\AppData\Local\Temp\replacePara.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=1328 --field-trial-handle=3060,i,1774866140584649235,8085848018931772189,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| HK | 156.245.13.36:8080 | 156.245.13.36 | tcp |
| US | 8.8.8.8:53 | 36.13.245.156.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.190.18.2.in-addr.arpa | udp |
| GB | 142.250.200.42:443 | tcp | |
| US | 8.8.8.8:53 | 68.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| HK | 156.245.13.36:443 | 156.245.13.36 | tcp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 13.107.246.64:443 | tcp | |
| US | 8.8.8.8:53 | 24.139.73.23.in-addr.arpa | udp |
| HK | 156.245.13.36:443 | 156.245.13.36 | tcp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| HK | 156.245.13.36:443 | 156.245.13.36 | tcp |
| US | 8.8.8.8:53 | 26.178.89.13.in-addr.arpa | udp |
| HK | 156.245.13.36:443 | 156.245.13.36 | tcp |
Files
memory/2332-3-0x0000000003B70000-0x0000000003BA5000-memory.dmp
memory/2332-1-0x0000000003BB0000-0x0000000004022000-memory.dmp
memory/2332-2-0x0000000000400000-0x00000000004D9000-memory.dmp
memory/2332-8-0x0000000003B70000-0x0000000003BA5000-memory.dmp