Analysis Overview
SHA256
5914a464fe0ab5fa2a359a302557388b8ccc3934d085ee23d1b3ccfa527acccd
Threat Level: Known bad
The file 5914a464fe0ab5fa2a359a302557388b8ccc3934d085ee23d1b3ccfa527acccd was found to be: Known bad.
Malicious Activity Summary
Detect Neshta payload
Neshta
Neshta family
Loads dropped DLL
Reads user/profile data of web browsers
Modifies system executable filetype association
Checks computer location settings
Executes dropped EXE
Drops file in Windows directory
Drops file in Program Files directory
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Modifies registry class
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-05-21 23:12
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: behavioral1
Detonation Overview
Submitted
2024-05-21 23:12
Reported
2024-05-21 23:14
Platform
win7-20240215-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\5914a464fe0ab5fa2a359a302557388b8ccc3934d085ee23d1b3ccfa527acccd.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5914a464fe0ab5fa2a359a302557388b8ccc3934d085ee23d1b3ccfa527acccd.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5914a464fe0ab5fa2a359a302557388b8ccc3934d085ee23d1b3ccfa527acccd.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\5914a464fe0ab5fa2a359a302557388b8ccc3934d085ee23d1b3ccfa527acccd.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\5914a464fe0ab5fa2a359a302557388b8ccc3934d085ee23d1b3ccfa527acccd.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\5914a464fe0ab5fa2a359a302557388b8ccc3934d085ee23d1b3ccfa527acccd.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\5914a464fe0ab5fa2a359a302557388b8ccc3934d085ee23d1b3ccfa527acccd.exe
"C:\Users\Admin\AppData\Local\Temp\5914a464fe0ab5fa2a359a302557388b8ccc3934d085ee23d1b3ccfa527acccd.exe"
C:\Users\Admin\AppData\Local\Temp\3582-490\5914a464fe0ab5fa2a359a302557388b8ccc3934d085ee23d1b3ccfa527acccd.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\5914a464fe0ab5fa2a359a302557388b8ccc3934d085ee23d1b3ccfa527acccd.exe"
Network
Files
\Users\Admin\AppData\Local\Temp\3582-490\5914a464fe0ab5fa2a359a302557388b8ccc3934d085ee23d1b3ccfa527acccd.exe
| MD5 | adb67ffe941a706b6343f94413f6e5f2 |
| SHA1 | 49e02aee84df430d7ae448d7cd722401f8a2c9f5 |
| SHA256 | 53086e3b557a1d21cf7f4ffc73d92c39b08872334a8cdb09dda0a06bd060cfe9 |
| SHA512 | 9f44d484e6ece3183ab2079b07a30a234c3537fe59756adcc768ac8cb62de77681d3685645dbfb6eb35bd28018680ff32449a788930e6e98dad36295685e468d |
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/2740-84-0x0000000000400000-0x000000000041B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-21 23:12
Reported
2024-05-21 23:14
Platform
win10v2004-20240508-en
Max time kernel
136s
Max time network
99s
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-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\5914a464fe0ab5fa2a359a302557388b8ccc3934d085ee23d1b3ccfa527acccd.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\5914a464fe0ab5fa2a359a302557388b8ccc3934d085ee23d1b3ccfa527acccd.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\5914a464fe0ab5fa2a359a302557388b8ccc3934d085ee23d1b3ccfa527acccd.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\5914a464fe0ab5fa2a359a302557388b8ccc3934d085ee23d1b3ccfa527acccd.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\5914a464fe0ab5fa2a359a302557388b8ccc3934d085ee23d1b3ccfa527acccd.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\5914a464fe0ab5fa2a359a302557388b8ccc3934d085ee23d1b3ccfa527acccd.exe
"C:\Users\Admin\AppData\Local\Temp\5914a464fe0ab5fa2a359a302557388b8ccc3934d085ee23d1b3ccfa527acccd.exe"
C:\Users\Admin\AppData\Local\Temp\3582-490\5914a464fe0ab5fa2a359a302557388b8ccc3934d085ee23d1b3ccfa527acccd.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\5914a464fe0ab5fa2a359a302557388b8ccc3934d085ee23d1b3ccfa527acccd.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 91.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\3582-490\5914a464fe0ab5fa2a359a302557388b8ccc3934d085ee23d1b3ccfa527acccd.exe
| MD5 | adb67ffe941a706b6343f94413f6e5f2 |
| SHA1 | 49e02aee84df430d7ae448d7cd722401f8a2c9f5 |
| SHA256 | 53086e3b557a1d21cf7f4ffc73d92c39b08872334a8cdb09dda0a06bd060cfe9 |
| SHA512 | 9f44d484e6ece3183ab2079b07a30a234c3537fe59756adcc768ac8cb62de77681d3685645dbfb6eb35bd28018680ff32449a788930e6e98dad36295685e468d |
C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE
| MD5 | 3b73078a714bf61d1c19ebc3afc0e454 |
| SHA1 | 9abeabd74613a2f533e2244c9ee6f967188e4e7e |
| SHA256 | ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29 |
| SHA512 | 75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4 |
memory/2524-98-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2524-99-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2524-101-0x0000000000400000-0x000000000041B000-memory.dmp