Analysis Overview
SHA256
8eaaf4eb077a9c7b0b005cc89b001040ca409fc266d02f57dfa449429d7787c6
Threat Level: Known bad
The file asyncrat_loaded.exe was found to be: Known bad.
Malicious Activity Summary
Async RAT payload
Asyncrat family
AsyncRat
Reads user/profile data of web browsers
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-24 19:04
Signatures
Async RAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Asyncrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-24 19:04
Reported
2024-05-24 19:06
Platform
win7-20240221-en
Max time kernel
34s
Max time network
51s
Command Line
Signatures
AsyncRat
Reads user/profile data of web browsers
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\asyncrat_loaded.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\asyncrat_loaded.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\asyncrat_loaded.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\asyncrat_loaded.exe
"C:\Users\Admin\AppData\Local\Temp\asyncrat_loaded.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | maiichoommbbsendaya5577.ddns.net | udp |
| US | 45.126.209.172:5555 | maiichoommbbsendaya5577.ddns.net | tcp |
| US | 45.126.209.172:5555 | maiichoommbbsendaya5577.ddns.net | tcp |
Files
memory/1500-0-0x0000000074A4E000-0x0000000074A4F000-memory.dmp
memory/1500-1-0x0000000000C80000-0x0000000000C96000-memory.dmp
memory/1500-2-0x0000000074A40000-0x000000007512E000-memory.dmp
memory/1500-20-0x0000000074A4E000-0x0000000074A4F000-memory.dmp
memory/1500-21-0x0000000074A40000-0x000000007512E000-memory.dmp
memory/1500-22-0x0000000005C80000-0x0000000005CEC000-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\Tar890.tmp
| MD5 | 435a9ac180383f9fa094131b173a2f7b |
| SHA1 | 76944ea657a9db94f9a4bef38f88c46ed4166983 |
| SHA256 | 67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34 |
| SHA512 | 1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a |
memory/1500-43-0x0000000000700000-0x000000000070A000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-24 19:04
Reported
2024-05-24 19:06
Platform
win10v2004-20240426-en
Max time kernel
62s
Max time network
63s
Command Line
Signatures
AsyncRat
Reads user/profile data of web browsers
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\asyncrat_loaded.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\asyncrat_loaded.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\asyncrat_loaded.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\asyncrat_loaded.exe
"C:\Users\Admin\AppData\Local\Temp\asyncrat_loaded.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| NL | 23.62.61.97:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 240.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| NL | 23.62.61.97:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 64.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | maiichoommbbsendaya5577.ddns.net | udp |
| US | 45.126.209.172:5555 | maiichoommbbsendaya5577.ddns.net | tcp |
| US | 8.8.8.8:53 | 172.209.126.45.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 45.126.209.172:5555 | maiichoommbbsendaya5577.ddns.net | tcp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
Files
memory/3328-0-0x00000000748DE000-0x00000000748DF000-memory.dmp
memory/3328-1-0x0000000000D80000-0x0000000000D96000-memory.dmp
memory/3328-2-0x00000000748D0000-0x0000000075080000-memory.dmp
memory/3328-3-0x0000000005F20000-0x00000000064C4000-memory.dmp
memory/3328-4-0x0000000005B50000-0x0000000005BE2000-memory.dmp
memory/3328-5-0x0000000005B30000-0x0000000005B3A000-memory.dmp
memory/3328-8-0x0000000006BB0000-0x0000000006C4C000-memory.dmp
memory/3328-9-0x0000000006C50000-0x0000000006CB6000-memory.dmp
memory/3328-10-0x00000000748DE000-0x00000000748DF000-memory.dmp
memory/3328-11-0x0000000007800000-0x0000000007876000-memory.dmp
memory/3328-12-0x0000000007780000-0x00000000077EC000-memory.dmp
memory/3328-13-0x00000000078C0000-0x00000000078DE000-memory.dmp
memory/3328-14-0x0000000007990000-0x000000000799A000-memory.dmp
memory/3328-15-0x00000000748D0000-0x0000000075080000-memory.dmp