Analysis Overview
SHA256
9ad6b4a46e56198dd379b3c83421b5a42e1fffb691190a04ef554e0d83e9f6df
Threat Level: Known bad
The file 9ad6b4a46e56198dd379b3c83421b5a42e1fffb691190a04ef554e0d83e9f6df was found to be: Known bad.
Malicious Activity Summary
Neshta
Neshta family
Detect Neshta payload
Reads user/profile data of web browsers
Loads dropped DLL
Checks computer location settings
Executes dropped EXE
Modifies system executable filetype association
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
2024-05-22 03:58
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
2024-05-22 03:58
Reported
2024-05-22 04:01
Platform
win7-20240221-en
Max time kernel
117s
Max time network
122s
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 |
| 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\9ad6b4a46e56198dd379b3c83421b5a42e1fffb691190a04ef554e0d83e9f6df.exe | N/A |
Loads dropped DLL
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\9ad6b4a46e56198dd379b3c83421b5a42e1fffb691190a04ef554e0d83e9f6df.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\9ad6b4a46e56198dd379b3c83421b5a42e1fffb691190a04ef554e0d83e9f6df.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\9ad6b4a46e56198dd379b3c83421b5a42e1fffb691190a04ef554e0d83e9f6df.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\9ad6b4a46e56198dd379b3c83421b5a42e1fffb691190a04ef554e0d83e9f6df.exe
"C:\Users\Admin\AppData\Local\Temp\9ad6b4a46e56198dd379b3c83421b5a42e1fffb691190a04ef554e0d83e9f6df.exe"
C:\Users\Admin\AppData\Local\Temp\3582-490\9ad6b4a46e56198dd379b3c83421b5a42e1fffb691190a04ef554e0d83e9f6df.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\9ad6b4a46e56198dd379b3c83421b5a42e1fffb691190a04ef554e0d83e9f6df.exe"
Network
Files
\Users\Admin\AppData\Local\Temp\3582-490\9ad6b4a46e56198dd379b3c83421b5a42e1fffb691190a04ef554e0d83e9f6df.exe
| MD5 | 5c6fe3589bd5305b4f37b8766729183d |
| SHA1 | d214ddeae0d28b341e47ed3db1d37a5c5f3515d4 |
| SHA256 | a2d5901a5a69c4b2c5aec06ae0de5396ca3cf9d4c17bb31a449fd346120c5a5f |
| SHA512 | a6c5f26a0cefd609df7bbe110717b88c65a9d8f2d169f44956d96da477be39bd76975b1d82361d9999923a967d2c0853640c7f3f458f9148c2a965d05446cbeb |
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/2692-85-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2692-86-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2692-87-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2692-89-0x0000000000400000-0x000000000041B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-22 03:58
Reported
2024-05-22 04:01
Platform
win10v2004-20240508-en
Max time kernel
142s
Max time network
113s
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-1-5-21-3558294865-3673844354-2255444939-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\9ad6b4a46e56198dd379b3c83421b5a42e1fffb691190a04ef554e0d83e9f6df.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\9ad6b4a46e56198dd379b3c83421b5a42e1fffb691190a04ef554e0d83e9f6df.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\9ad6b4a46e56198dd379b3c83421b5a42e1fffb691190a04ef554e0d83e9f6df.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\9ad6b4a46e56198dd379b3c83421b5a42e1fffb691190a04ef554e0d83e9f6df.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\9ad6b4a46e56198dd379b3c83421b5a42e1fffb691190a04ef554e0d83e9f6df.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2828 wrote to memory of 2312 | N/A | C:\Users\Admin\AppData\Local\Temp\9ad6b4a46e56198dd379b3c83421b5a42e1fffb691190a04ef554e0d83e9f6df.exe | C:\Users\Admin\AppData\Local\Temp\3582-490\9ad6b4a46e56198dd379b3c83421b5a42e1fffb691190a04ef554e0d83e9f6df.exe |
| PID 2828 wrote to memory of 2312 | N/A | C:\Users\Admin\AppData\Local\Temp\9ad6b4a46e56198dd379b3c83421b5a42e1fffb691190a04ef554e0d83e9f6df.exe | C:\Users\Admin\AppData\Local\Temp\3582-490\9ad6b4a46e56198dd379b3c83421b5a42e1fffb691190a04ef554e0d83e9f6df.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\9ad6b4a46e56198dd379b3c83421b5a42e1fffb691190a04ef554e0d83e9f6df.exe
"C:\Users\Admin\AppData\Local\Temp\9ad6b4a46e56198dd379b3c83421b5a42e1fffb691190a04ef554e0d83e9f6df.exe"
C:\Users\Admin\AppData\Local\Temp\3582-490\9ad6b4a46e56198dd379b3c83421b5a42e1fffb691190a04ef554e0d83e9f6df.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\9ad6b4a46e56198dd379b3c83421b5a42e1fffb691190a04ef554e0d83e9f6df.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 136.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 28.118.140.52.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 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\3582-490\9ad6b4a46e56198dd379b3c83421b5a42e1fffb691190a04ef554e0d83e9f6df.exe
| MD5 | 5c6fe3589bd5305b4f37b8766729183d |
| SHA1 | d214ddeae0d28b341e47ed3db1d37a5c5f3515d4 |
| SHA256 | a2d5901a5a69c4b2c5aec06ae0de5396ca3cf9d4c17bb31a449fd346120c5a5f |
| SHA512 | a6c5f26a0cefd609df7bbe110717b88c65a9d8f2d169f44956d96da477be39bd76975b1d82361d9999923a967d2c0853640c7f3f458f9148c2a965d05446cbeb |
C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE
| MD5 | 3b73078a714bf61d1c19ebc3afc0e454 |
| SHA1 | 9abeabd74613a2f533e2244c9ee6f967188e4e7e |
| SHA256 | ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29 |
| SHA512 | 75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4 |
memory/2828-98-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2828-99-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2828-101-0x0000000000400000-0x000000000041B000-memory.dmp