Analysis Overview
SHA256
ee25586fd31a486acec66498b4183e307fd7bb99aa9318503f7ca2b50bf92123
Threat Level: Known bad
The file ee25586fd31a486acec66498b4183e307fd7bb99aa9318503f7ca2b50bf92123 was found to be: Known bad.
Malicious Activity Summary
Neshta
Detect Neshta payload
Neshta family
Modifies system executable filetype association
Loads dropped DLL
Checks computer location settings
Executes dropped EXE
Reads user/profile data of web browsers
Drops file in Program Files directory
Drops file in Windows directory
Enumerates physical storage devices
Unsigned PE
Modifies registry class
Suspicious use of WriteProcessMemory
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-16 04:09
Signatures
Detect Neshta payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Neshta family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-16 04:09
Reported
2024-06-16 04:12
Platform
win10v2004-20240611-en
Max time kernel
92s
Max time network
93s
Command Line
Signatures
Detect Neshta payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Neshta
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\ee25586fd31a486acec66498b4183e307fd7bb99aa9318503f7ca2b50bf92123.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\ee25586fd31a486acec66498b4183e307fd7bb99aa9318503f7ca2b50bf92123.exe | N/A |
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\ee25586fd31a486acec66498b4183e307fd7bb99aa9318503f7ca2b50bf92123.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\ee25586fd31a486acec66498b4183e307fd7bb99aa9318503f7ca2b50bf92123.exe | N/A |
Enumerates physical storage devices
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\ee25586fd31a486acec66498b4183e307fd7bb99aa9318503f7ca2b50bf92123.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3440 wrote to memory of 4380 | N/A | C:\Users\Admin\AppData\Local\Temp\ee25586fd31a486acec66498b4183e307fd7bb99aa9318503f7ca2b50bf92123.exe | C:\Users\Admin\AppData\Local\Temp\3582-490\ee25586fd31a486acec66498b4183e307fd7bb99aa9318503f7ca2b50bf92123.exe |
| PID 3440 wrote to memory of 4380 | N/A | C:\Users\Admin\AppData\Local\Temp\ee25586fd31a486acec66498b4183e307fd7bb99aa9318503f7ca2b50bf92123.exe | C:\Users\Admin\AppData\Local\Temp\3582-490\ee25586fd31a486acec66498b4183e307fd7bb99aa9318503f7ca2b50bf92123.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\ee25586fd31a486acec66498b4183e307fd7bb99aa9318503f7ca2b50bf92123.exe
"C:\Users\Admin\AppData\Local\Temp\ee25586fd31a486acec66498b4183e307fd7bb99aa9318503f7ca2b50bf92123.exe"
C:\Users\Admin\AppData\Local\Temp\3582-490\ee25586fd31a486acec66498b4183e307fd7bb99aa9318503f7ca2b50bf92123.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\ee25586fd31a486acec66498b4183e307fd7bb99aa9318503f7ca2b50bf92123.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.24.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| 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 |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\3582-490\ee25586fd31a486acec66498b4183e307fd7bb99aa9318503f7ca2b50bf92123.exe
| MD5 | cfa56054ea78fa0bd5286555df5b68b9 |
| SHA1 | ef81f677909f6cf82c98ac3d75dae9c43a9ced6e |
| SHA256 | e0a34a5c46d880ce30e8e50c41126b3c676f2207ea69a98c86fb8ac0faf8c6a5 |
| SHA512 | 7a6f6c058e43ad60534c636d47c4fba2d97b807202f3d541baf26dce1c98c4fe17f026da9bb83f807989ba8cc0084b5c3c413d1b5f8a09c01194ff10060019a2 |
C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE
| MD5 | 3b73078a714bf61d1c19ebc3afc0e454 |
| SHA1 | 9abeabd74613a2f533e2244c9ee6f967188e4e7e |
| SHA256 | ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29 |
| SHA512 | 75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4 |
memory/3440-93-0x0000000000400000-0x000000000041B000-memory.dmp
memory/3440-94-0x0000000000400000-0x000000000041B000-memory.dmp
memory/3440-96-0x0000000000400000-0x000000000041B000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-16 04:09
Reported
2024-06-16 04:12
Platform
win7-20231129-en
Max time kernel
120s
Max time network
121s
Command Line
Signatures
Detect Neshta payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Neshta
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\ee25586fd31a486acec66498b4183e307fd7bb99aa9318503f7ca2b50bf92123.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ee25586fd31a486acec66498b4183e307fd7bb99aa9318503f7ca2b50bf92123.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ee25586fd31a486acec66498b4183e307fd7bb99aa9318503f7ca2b50bf92123.exe | N/A |
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\ee25586fd31a486acec66498b4183e307fd7bb99aa9318503f7ca2b50bf92123.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\ee25586fd31a486acec66498b4183e307fd7bb99aa9318503f7ca2b50bf92123.exe | N/A |
Enumerates physical storage devices
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\ee25586fd31a486acec66498b4183e307fd7bb99aa9318503f7ca2b50bf92123.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\ee25586fd31a486acec66498b4183e307fd7bb99aa9318503f7ca2b50bf92123.exe
"C:\Users\Admin\AppData\Local\Temp\ee25586fd31a486acec66498b4183e307fd7bb99aa9318503f7ca2b50bf92123.exe"
C:\Users\Admin\AppData\Local\Temp\3582-490\ee25586fd31a486acec66498b4183e307fd7bb99aa9318503f7ca2b50bf92123.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\ee25586fd31a486acec66498b4183e307fd7bb99aa9318503f7ca2b50bf92123.exe"
Network
Files
\Users\Admin\AppData\Local\Temp\3582-490\ee25586fd31a486acec66498b4183e307fd7bb99aa9318503f7ca2b50bf92123.exe
| MD5 | cfa56054ea78fa0bd5286555df5b68b9 |
| SHA1 | ef81f677909f6cf82c98ac3d75dae9c43a9ced6e |
| SHA256 | e0a34a5c46d880ce30e8e50c41126b3c676f2207ea69a98c86fb8ac0faf8c6a5 |
| SHA512 | 7a6f6c058e43ad60534c636d47c4fba2d97b807202f3d541baf26dce1c98c4fe17f026da9bb83f807989ba8cc0084b5c3c413d1b5f8a09c01194ff10060019a2 |
C:\MSOCache\ALLUSE~1\{90140~1\dwtrig20.exe
| MD5 | cf6c595d3e5e9667667af096762fd9c4 |
| SHA1 | 9bb44da8d7f6457099cb56e4f7d1026963dce7ce |
| SHA256 | 593e60cc30ae0789448547195af77f550387f6648d45847ea244dd0dd7abf03d |
| SHA512 | ff4f789df9e6a6d0fbe12b3250f951fcf11e857906c65e96a30bb46266e7e1180d6103a03db2f3764e0d1346b2de7afba8259ba080057e4a268e45e8654dfa80 |
\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE
| MD5 | 9e2b9928c89a9d0da1d3e8f4bd96afa7 |
| SHA1 | ec66cda99f44b62470c6930e5afda061579cde35 |
| SHA256 | 8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043 |
| SHA512 | 2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156 |
memory/2360-83-0x0000000000400000-0x000000000041B000-memory.dmp