Analysis Overview
SHA256
79fe8cc4e775c95f66bd34f6e1a8015bbfdaf82f6b5dd885eb020e63823b5ae3
Threat Level: Known bad
The file 79fe8cc4e775c95f66bd34f6e1a8015bbfdaf82f6b5dd885eb020e63823b5ae3 was found to be: Known bad.
Malicious Activity Summary
Detect Neshta payload
Neshta family
Modifies system executable filetype association
Neshta
Reads user/profile data of web browsers
Loads dropped DLL
Drops file in Program Files directory
Drops file in Windows directory
Modifies registry class
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-10-13 21:17
Signatures
Detect Neshta payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Neshta family
Analysis: behavioral1
Detonation Overview
Submitted
2022-10-13 21:17
Reported
2022-10-14 02:24
Platform
win7-20220812-en
Max time kernel
78s
Max time network
45s
Command Line
Signatures
Modifies system executable filetype association
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" | C:\Users\Admin\AppData\Local\Temp\79fe8cc4e775c95f66bd34f6e1a8015bbfdaf82f6b5dd885eb020e63823b5ae3.exe | N/A |
Neshta
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\79fe8cc4e775c95f66bd34f6e1a8015bbfdaf82f6b5dd885eb020e63823b5ae3.exe | N/A |
Reads user/profile data of web browsers
Drops file in Program Files directory
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\svchost.com | C:\Users\Admin\AppData\Local\Temp\79fe8cc4e775c95f66bd34f6e1a8015bbfdaf82f6b5dd885eb020e63823b5ae3.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" | C:\Users\Admin\AppData\Local\Temp\79fe8cc4e775c95f66bd34f6e1a8015bbfdaf82f6b5dd885eb020e63823b5ae3.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\79fe8cc4e775c95f66bd34f6e1a8015bbfdaf82f6b5dd885eb020e63823b5ae3.exe
"C:\Users\Admin\AppData\Local\Temp\79fe8cc4e775c95f66bd34f6e1a8015bbfdaf82f6b5dd885eb020e63823b5ae3.exe"
Network
Files
memory/2032-54-0x0000000076261000-0x0000000076263000-memory.dmp
\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE
| MD5 | 9e2b9928c89a9d0da1d3e8f4bd96afa7 |
| SHA1 | ec66cda99f44b62470c6930e5afda061579cde35 |
| SHA256 | 8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043 |
| SHA512 | 2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156 |
Analysis: behavioral2
Detonation Overview
Submitted
2022-10-13 21:17
Reported
2022-10-14 02:26
Platform
win10v2004-20220812-en
Max time kernel
141s
Max time network
152s
Command Line
Signatures
Modifies system executable filetype association
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" | C:\Users\Admin\AppData\Local\Temp\79fe8cc4e775c95f66bd34f6e1a8015bbfdaf82f6b5dd885eb020e63823b5ae3.exe | N/A |
Neshta
Reads user/profile data of web browsers
Drops file in Program Files directory
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\svchost.com | C:\Users\Admin\AppData\Local\Temp\79fe8cc4e775c95f66bd34f6e1a8015bbfdaf82f6b5dd885eb020e63823b5ae3.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" | C:\Users\Admin\AppData\Local\Temp\79fe8cc4e775c95f66bd34f6e1a8015bbfdaf82f6b5dd885eb020e63823b5ae3.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\79fe8cc4e775c95f66bd34f6e1a8015bbfdaf82f6b5dd885eb020e63823b5ae3.exe
"C:\Users\Admin\AppData\Local\Temp\79fe8cc4e775c95f66bd34f6e1a8015bbfdaf82f6b5dd885eb020e63823b5ae3.exe"
Network
| Country | Destination | Domain | Proto |
| US | 93.184.221.240:80 | tcp | |
| US | 52.109.13.64:443 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 8.8.8.8:53 | 14.110.152.52.in-addr.arpa | udp |