Analysis Overview
SHA256
90c0c39a39694067aa7fe4497358bed5b91c2772554216069e277bd4d6e5f9c9
Threat Level: Known bad
The file 90c0c39a39694067aa7fe4497358bed5b91c2772554216069e277bd4d6e5f9c9 was found to be: Known bad.
Malicious Activity Summary
Modifies system executable filetype association
Neshta
Neshta family
Detect Neshta payload
Executes dropped EXE
Reads user/profile data of web browsers
Loads dropped DLL
Checks computer location settings
Drops file in Program Files directory
Drops file in Windows directory
Enumerates physical storage devices
Modifies registry class
Suspicious use of WriteProcessMemory
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: behavioral2
Detonation Overview
Submitted
2022-10-13 21:17
Reported
2022-10-14 01:25
Platform
win10v2004-20220812-en
Max time kernel
190s
Max time network
216s
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\90c0c39a39694067aa7fe4497358bed5b91c2772554216069e277bd4d6e5f9c9.exe | N/A |
Neshta
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\90c0c39a39694067aa7fe4497358bed5b91c2772554216069e277bd4d6e5f9c9.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\90c0c39a39694067aa7fe4497358bed5b91c2772554216069e277bd4d6e5f9c9.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\90c0c39a39694067aa7fe4497358bed5b91c2772554216069e277bd4d6e5f9c9.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\90c0c39a39694067aa7fe4497358bed5b91c2772554216069e277bd4d6e5f9c9.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\90c0c39a39694067aa7fe4497358bed5b91c2772554216069e277bd4d6e5f9c9.exe
"C:\Users\Admin\AppData\Local\Temp\90c0c39a39694067aa7fe4497358bed5b91c2772554216069e277bd4d6e5f9c9.exe"
C:\Users\Admin\AppData\Local\Temp\3582-490\90c0c39a39694067aa7fe4497358bed5b91c2772554216069e277bd4d6e5f9c9.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\90c0c39a39694067aa7fe4497358bed5b91c2772554216069e277bd4d6e5f9c9.exe"
Network
| Country | Destination | Domain | Proto |
| US | 209.197.3.8:80 | tcp | |
| DE | 51.116.253.168:443 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| NL | 104.80.225.205:443 | tcp | |
| US | 93.184.220.29:80 | tcp | |
| US | 93.184.220.29:80 | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\3582-490\90c0c39a39694067aa7fe4497358bed5b91c2772554216069e277bd4d6e5f9c9.exe
| MD5 | 21fdf02893648e543db64728d5437ab9 |
| SHA1 | 8c329dfed12dd9866fa326d2e70a702eee0488b7 |
| SHA256 | 9c5519a6209f593ed9045ba5411bd584debeb4f401def1bf1afdbd3e8e39266d |
| SHA512 | 1cccefdb5cdb1ca1930ae37b95bd369acda4c6a183fa2e7c3fb8cc8eb9efdabf2cf8204a357ad162dc7e021235537a32df38f8132c299df4b85907e4cf5c4712 |
memory/832-132-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\3582-490\90c0c39a39694067aa7fe4497358bed5b91c2772554216069e277bd4d6e5f9c9.exe
| MD5 | 21fdf02893648e543db64728d5437ab9 |
| SHA1 | 8c329dfed12dd9866fa326d2e70a702eee0488b7 |
| SHA256 | 9c5519a6209f593ed9045ba5411bd584debeb4f401def1bf1afdbd3e8e39266d |
| SHA512 | 1cccefdb5cdb1ca1930ae37b95bd369acda4c6a183fa2e7c3fb8cc8eb9efdabf2cf8204a357ad162dc7e021235537a32df38f8132c299df4b85907e4cf5c4712 |
Analysis: behavioral1
Detonation Overview
Submitted
2022-10-13 21:17
Reported
2022-10-14 01:24
Platform
win7-20220901-en
Max time kernel
43s
Max time network
50s
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\90c0c39a39694067aa7fe4497358bed5b91c2772554216069e277bd4d6e5f9c9.exe | N/A |
Neshta
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\90c0c39a39694067aa7fe4497358bed5b91c2772554216069e277bd4d6e5f9c9.exe | N/A |
Loads dropped DLL
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\90c0c39a39694067aa7fe4497358bed5b91c2772554216069e277bd4d6e5f9c9.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\90c0c39a39694067aa7fe4497358bed5b91c2772554216069e277bd4d6e5f9c9.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\90c0c39a39694067aa7fe4497358bed5b91c2772554216069e277bd4d6e5f9c9.exe
"C:\Users\Admin\AppData\Local\Temp\90c0c39a39694067aa7fe4497358bed5b91c2772554216069e277bd4d6e5f9c9.exe"
C:\Users\Admin\AppData\Local\Temp\3582-490\90c0c39a39694067aa7fe4497358bed5b91c2772554216069e277bd4d6e5f9c9.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\90c0c39a39694067aa7fe4497358bed5b91c2772554216069e277bd4d6e5f9c9.exe"
Network
Files
memory/1104-54-0x0000000075BB1000-0x0000000075BB3000-memory.dmp
\Users\Admin\AppData\Local\Temp\3582-490\90c0c39a39694067aa7fe4497358bed5b91c2772554216069e277bd4d6e5f9c9.exe
| MD5 | 21fdf02893648e543db64728d5437ab9 |
| SHA1 | 8c329dfed12dd9866fa326d2e70a702eee0488b7 |
| SHA256 | 9c5519a6209f593ed9045ba5411bd584debeb4f401def1bf1afdbd3e8e39266d |
| SHA512 | 1cccefdb5cdb1ca1930ae37b95bd369acda4c6a183fa2e7c3fb8cc8eb9efdabf2cf8204a357ad162dc7e021235537a32df38f8132c299df4b85907e4cf5c4712 |
memory/932-56-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\3582-490\90c0c39a39694067aa7fe4497358bed5b91c2772554216069e277bd4d6e5f9c9.exe
| MD5 | 21fdf02893648e543db64728d5437ab9 |
| SHA1 | 8c329dfed12dd9866fa326d2e70a702eee0488b7 |
| SHA256 | 9c5519a6209f593ed9045ba5411bd584debeb4f401def1bf1afdbd3e8e39266d |
| SHA512 | 1cccefdb5cdb1ca1930ae37b95bd369acda4c6a183fa2e7c3fb8cc8eb9efdabf2cf8204a357ad162dc7e021235537a32df38f8132c299df4b85907e4cf5c4712 |
C:\Users\Admin\AppData\Local\Temp\3582-490\90c0c39a39694067aa7fe4497358bed5b91c2772554216069e277bd4d6e5f9c9.exe
| MD5 | 21fdf02893648e543db64728d5437ab9 |
| SHA1 | 8c329dfed12dd9866fa326d2e70a702eee0488b7 |
| SHA256 | 9c5519a6209f593ed9045ba5411bd584debeb4f401def1bf1afdbd3e8e39266d |
| SHA512 | 1cccefdb5cdb1ca1930ae37b95bd369acda4c6a183fa2e7c3fb8cc8eb9efdabf2cf8204a357ad162dc7e021235537a32df38f8132c299df4b85907e4cf5c4712 |
\Users\Admin\AppData\Local\Temp\3582-490\90c0c39a39694067aa7fe4497358bed5b91c2772554216069e277bd4d6e5f9c9.exe
| MD5 | 21fdf02893648e543db64728d5437ab9 |
| SHA1 | 8c329dfed12dd9866fa326d2e70a702eee0488b7 |
| SHA256 | 9c5519a6209f593ed9045ba5411bd584debeb4f401def1bf1afdbd3e8e39266d |
| SHA512 | 1cccefdb5cdb1ca1930ae37b95bd369acda4c6a183fa2e7c3fb8cc8eb9efdabf2cf8204a357ad162dc7e021235537a32df38f8132c299df4b85907e4cf5c4712 |
\Users\Admin\AppData\Local\Temp\3582-490\90c0c39a39694067aa7fe4497358bed5b91c2772554216069e277bd4d6e5f9c9.exe
| MD5 | 21fdf02893648e543db64728d5437ab9 |
| SHA1 | 8c329dfed12dd9866fa326d2e70a702eee0488b7 |
| SHA256 | 9c5519a6209f593ed9045ba5411bd584debeb4f401def1bf1afdbd3e8e39266d |
| SHA512 | 1cccefdb5cdb1ca1930ae37b95bd369acda4c6a183fa2e7c3fb8cc8eb9efdabf2cf8204a357ad162dc7e021235537a32df38f8132c299df4b85907e4cf5c4712 |
\Users\Admin\AppData\Local\Temp\3582-490\90c0c39a39694067aa7fe4497358bed5b91c2772554216069e277bd4d6e5f9c9.exe
| MD5 | 21fdf02893648e543db64728d5437ab9 |
| SHA1 | 8c329dfed12dd9866fa326d2e70a702eee0488b7 |
| SHA256 | 9c5519a6209f593ed9045ba5411bd584debeb4f401def1bf1afdbd3e8e39266d |
| SHA512 | 1cccefdb5cdb1ca1930ae37b95bd369acda4c6a183fa2e7c3fb8cc8eb9efdabf2cf8204a357ad162dc7e021235537a32df38f8132c299df4b85907e4cf5c4712 |
\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE
| MD5 | 9e2b9928c89a9d0da1d3e8f4bd96afa7 |
| SHA1 | ec66cda99f44b62470c6930e5afda061579cde35 |
| SHA256 | 8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043 |
| SHA512 | 2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156 |