Analysis Overview
SHA256
f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f
Threat Level: Known bad
The file f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f was found to be: Known bad.
Malicious Activity Summary
Modifies system executable filetype association
Neshta
Executes dropped EXE
Checks computer location settings
Reads user/profile data of web browsers
Loads dropped DLL
Drops file in Program Files directory
Drops file in Windows directory
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Modifies registry class
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-10-13 21:16
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-10-13 21:16
Reported
2022-10-14 02:22
Platform
win7-20220812-en
Max time kernel
79s
Max time network
42s
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\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe | N/A |
Neshta
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.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\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.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\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe
"C:\Users\Admin\AppData\Local\Temp\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe"
C:\Users\Admin\AppData\Local\Temp\3582-490\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe"
Network
Files
memory/1592-54-0x0000000074FB1000-0x0000000074FB3000-memory.dmp
\Users\Admin\AppData\Local\Temp\3582-490\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe
| MD5 | 1f7f0a8156c448816ef893cf5e6b0126 |
| SHA1 | 0c68546665147016d44957a061067a1b63da8350 |
| SHA256 | f85ddf9a855dc56b50372932cd8f0aa26258ad32d26749459b725fe3dd330ddc |
| SHA512 | 405599f4b6ea282f337459218887252dd7d23051f05d5a957a8c85f9521d7a021c58e6f981ae8ba000f6b8072a2f72dfb601e597652c8b201bd844039cf6fa20 |
memory/980-56-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\3582-490\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe
| MD5 | 1f7f0a8156c448816ef893cf5e6b0126 |
| SHA1 | 0c68546665147016d44957a061067a1b63da8350 |
| SHA256 | f85ddf9a855dc56b50372932cd8f0aa26258ad32d26749459b725fe3dd330ddc |
| SHA512 | 405599f4b6ea282f337459218887252dd7d23051f05d5a957a8c85f9521d7a021c58e6f981ae8ba000f6b8072a2f72dfb601e597652c8b201bd844039cf6fa20 |
\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE
| MD5 | 9e2b9928c89a9d0da1d3e8f4bd96afa7 |
| SHA1 | ec66cda99f44b62470c6930e5afda061579cde35 |
| SHA256 | 8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043 |
| SHA512 | 2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156 |
Analysis: behavioral2
Detonation Overview
Submitted
2022-10-13 21:16
Reported
2022-10-14 02:24
Platform
win10v2004-20220901-en
Max time kernel
138s
Max time network
143s
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\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe | N/A |
Neshta
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.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\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.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\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe
"C:\Users\Admin\AppData\Local\Temp\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe"
C:\Users\Admin\AppData\Local\Temp\3582-490\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe"
Network
| Country | Destination | Domain | Proto |
| US | 93.184.220.29:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 20.189.173.5:443 | tcp | |
| NL | 104.80.225.205:443 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 13.107.42.16:443 | tcp | |
| NL | 104.80.224.44:443 | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\3582-490\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe
| MD5 | 1f7f0a8156c448816ef893cf5e6b0126 |
| SHA1 | 0c68546665147016d44957a061067a1b63da8350 |
| SHA256 | f85ddf9a855dc56b50372932cd8f0aa26258ad32d26749459b725fe3dd330ddc |
| SHA512 | 405599f4b6ea282f337459218887252dd7d23051f05d5a957a8c85f9521d7a021c58e6f981ae8ba000f6b8072a2f72dfb601e597652c8b201bd844039cf6fa20 |
memory/3240-132-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\3582-490\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe
| MD5 | 1f7f0a8156c448816ef893cf5e6b0126 |
| SHA1 | 0c68546665147016d44957a061067a1b63da8350 |
| SHA256 | f85ddf9a855dc56b50372932cd8f0aa26258ad32d26749459b725fe3dd330ddc |
| SHA512 | 405599f4b6ea282f337459218887252dd7d23051f05d5a957a8c85f9521d7a021c58e6f981ae8ba000f6b8072a2f72dfb601e597652c8b201bd844039cf6fa20 |