Analysis Overview
SHA256
49ac9a922eda3d1743bac2c80492d23067fbd7865de419dc6550f0cd7f635a6d
Threat Level: Known bad
The file 49ac9a922eda3d1743bac2c80492d23067fbd7865de419dc6550f0cd7f635a6dN.exe was found to be: Known bad.
Malicious Activity Summary
Neshta
Detect Neshta payload
Neshta family
Loads dropped DLL
Modifies system executable filetype association
Reads user/profile data of web browsers
Drops file in Program Files directory
Drops file in Windows directory
System Location Discovery: System Language Discovery
Unsigned PE
Modifies registry class
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2025-01-19 19:18
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
2025-01-19 19:18
Reported
2025-01-19 19:20
Platform
win7-20240903-en
Max time kernel
117s
Max time network
118s
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 |
Neshta
Neshta family
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\49ac9a922eda3d1743bac2c80492d23067fbd7865de419dc6550f0cd7f635a6dN.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\49ac9a922eda3d1743bac2c80492d23067fbd7865de419dc6550f0cd7f635a6dN.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\49ac9a922eda3d1743bac2c80492d23067fbd7865de419dc6550f0cd7f635a6dN.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\49ac9a922eda3d1743bac2c80492d23067fbd7865de419dc6550f0cd7f635a6dN.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\49ac9a922eda3d1743bac2c80492d23067fbd7865de419dc6550f0cd7f635a6dN.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\49ac9a922eda3d1743bac2c80492d23067fbd7865de419dc6550f0cd7f635a6dN.exe
"C:\Users\Admin\AppData\Local\Temp\49ac9a922eda3d1743bac2c80492d23067fbd7865de419dc6550f0cd7f635a6dN.exe"
Network
Files
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/1752-77-0x0000000000400000-0x000000000041B000-memory.dmp
memory/1752-79-0x0000000000400000-0x000000000041B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2025-01-19 19:18
Reported
2025-01-19 19:20
Platform
win10v2004-20241007-en
Max time kernel
94s
Max time network
98s
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
Neshta family
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\49ac9a922eda3d1743bac2c80492d23067fbd7865de419dc6550f0cd7f635a6dN.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\49ac9a922eda3d1743bac2c80492d23067fbd7865de419dc6550f0cd7f635a6dN.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\49ac9a922eda3d1743bac2c80492d23067fbd7865de419dc6550f0cd7f635a6dN.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\49ac9a922eda3d1743bac2c80492d23067fbd7865de419dc6550f0cd7f635a6dN.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\49ac9a922eda3d1743bac2c80492d23067fbd7865de419dc6550f0cd7f635a6dN.exe
"C:\Users\Admin\AppData\Local\Temp\49ac9a922eda3d1743bac2c80492d23067fbd7865de419dc6550f0cd7f635a6dN.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 181.129.81.91.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 245.131.30.184.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 167.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.153.16.2.in-addr.arpa | udp |
Files
C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE
| MD5 | 3b73078a714bf61d1c19ebc3afc0e454 |
| SHA1 | 9abeabd74613a2f533e2244c9ee6f967188e4e7e |
| SHA256 | ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29 |
| SHA512 | 75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4 |
memory/1044-84-0x0000000000400000-0x000000000041B000-memory.dmp
memory/1044-85-0x0000000000400000-0x000000000041B000-memory.dmp
memory/1044-87-0x0000000000400000-0x000000000041B000-memory.dmp