Analysis Overview
SHA256
430150dc99fd580c5f822169d55ab04bf276625eed8158136970873be2e52dae
Threat Level: Known bad
The file 430150dc99fd580c5f822169d55ab04bf276625eed8158136970873be2e52dae was found to be: Known bad.
Malicious Activity Summary
Neshta
Modifies system executable filetype association
Detect Neshta payload
Neshta family
Executes dropped EXE
Reads user/profile data of web browsers
Checks computer location settings
Loads dropped DLL
Drops file in Program Files directory
Drops file in Windows directory
Enumerates physical storage devices
NSIS installer
Suspicious use of WriteProcessMemory
Modifies registry class
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
NSIS installer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2022-10-13 21:17
Reported
2022-10-14 01:25
Platform
win7-20220812-en
Max time kernel
129s
Max time network
48s
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\430150dc99fd580c5f822169d55ab04bf276625eed8158136970873be2e52dae.exe | N/A |
Neshta
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\430150dc99fd580c5f822169d55ab04bf276625eed8158136970873be2e52dae.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\430150dc99fd580c5f822169d55ab04bf276625eed8158136970873be2e52dae.exe | N/A |
Enumerates physical storage devices
NSIS installer
| 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 |
| N/A | N/A | N/A | N/A |
Modifies registry class
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\430150dc99fd580c5f822169d55ab04bf276625eed8158136970873be2e52dae.exe
"C:\Users\Admin\AppData\Local\Temp\430150dc99fd580c5f822169d55ab04bf276625eed8158136970873be2e52dae.exe"
C:\Users\Admin\AppData\Local\Temp\3582-490\430150dc99fd580c5f822169d55ab04bf276625eed8158136970873be2e52dae.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\430150dc99fd580c5f822169d55ab04bf276625eed8158136970873be2e52dae.exe"
Network
Files
memory/1748-54-0x0000000076091000-0x0000000076093000-memory.dmp
\Users\Admin\AppData\Local\Temp\3582-490\430150dc99fd580c5f822169d55ab04bf276625eed8158136970873be2e52dae.exe
| MD5 | 9b1538fb702ecbf1d33ecea246cade4d |
| SHA1 | 6a36d90290f7959eb8da0b787ccfb5b29f140893 |
| SHA256 | cf8bd49a15287852eb742cd1ccac924383c95c7efd5fc09a16498de8e991da40 |
| SHA512 | 0e0e15a4a9d71e626a71e0aba163c8496961752edf07871bb12f24414a34812f2bbe5e9b67f09055291a56b829e9ddff59a3a91cb33071c5dba68b70f0702348 |
memory/1436-56-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\3582-490\430150dc99fd580c5f822169d55ab04bf276625eed8158136970873be2e52dae.exe
| MD5 | 9b1538fb702ecbf1d33ecea246cade4d |
| SHA1 | 6a36d90290f7959eb8da0b787ccfb5b29f140893 |
| SHA256 | cf8bd49a15287852eb742cd1ccac924383c95c7efd5fc09a16498de8e991da40 |
| SHA512 | 0e0e15a4a9d71e626a71e0aba163c8496961752edf07871bb12f24414a34812f2bbe5e9b67f09055291a56b829e9ddff59a3a91cb33071c5dba68b70f0702348 |
C:\Users\Admin\AppData\Local\Temp\3582-490\430150dc99fd580c5f822169d55ab04bf276625eed8158136970873be2e52dae.exe
| MD5 | 9b1538fb702ecbf1d33ecea246cade4d |
| SHA1 | 6a36d90290f7959eb8da0b787ccfb5b29f140893 |
| SHA256 | cf8bd49a15287852eb742cd1ccac924383c95c7efd5fc09a16498de8e991da40 |
| SHA512 | 0e0e15a4a9d71e626a71e0aba163c8496961752edf07871bb12f24414a34812f2bbe5e9b67f09055291a56b829e9ddff59a3a91cb33071c5dba68b70f0702348 |
\Users\Admin\AppData\Local\Temp\nstD73E.tmp\nsisos.dll
| MD5 | 69806691d649ef1c8703fd9e29231d44 |
| SHA1 | e2193fcf5b4863605eec2a5eb17bf84c7ac00166 |
| SHA256 | ba79ab7f63f02ed5d5d46b82b11d97dac5b7ef7e9b9a4df926b43ceac18483b6 |
| SHA512 | 5e5e0319e701d15134a01cb6472c624e271e99891058aef4dfe779c29c73899771a5b6f8b1cd61b543a3b3defeaecaa080c9cc4e76e84038ca08e12084f128eb |
\Users\Admin\AppData\Local\Temp\nstD73E.tmp\System.dll
| MD5 | c17103ae9072a06da581dec998343fc1 |
| SHA1 | b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d |
| SHA256 | dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f |
| SHA512 | d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f |
\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 21:17
Reported
2022-10-14 01:24
Platform
win10v2004-20220901-en
Max time kernel
114s
Max time network
132s
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\430150dc99fd580c5f822169d55ab04bf276625eed8158136970873be2e52dae.exe | N/A |
Neshta
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\430150dc99fd580c5f822169d55ab04bf276625eed8158136970873be2e52dae.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\430150dc99fd580c5f822169d55ab04bf276625eed8158136970873be2e52dae.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\430150dc99fd580c5f822169d55ab04bf276625eed8158136970873be2e52dae.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\430150dc99fd580c5f822169d55ab04bf276625eed8158136970873be2e52dae.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\430150dc99fd580c5f822169d55ab04bf276625eed8158136970873be2e52dae.exe | N/A |
Enumerates physical storage devices
NSIS installer
| 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 |
Modifies registry class
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\430150dc99fd580c5f822169d55ab04bf276625eed8158136970873be2e52dae.exe
"C:\Users\Admin\AppData\Local\Temp\430150dc99fd580c5f822169d55ab04bf276625eed8158136970873be2e52dae.exe"
C:\Users\Admin\AppData\Local\Temp\3582-490\430150dc99fd580c5f822169d55ab04bf276625eed8158136970873be2e52dae.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\430150dc99fd580c5f822169d55ab04bf276625eed8158136970873be2e52dae.exe"
Network
| Country | Destination | Domain | Proto |
| NL | 104.80.225.205:443 | tcp | |
| US | 20.189.173.4:443 | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\3582-490\430150dc99fd580c5f822169d55ab04bf276625eed8158136970873be2e52dae.exe
| MD5 | 9b1538fb702ecbf1d33ecea246cade4d |
| SHA1 | 6a36d90290f7959eb8da0b787ccfb5b29f140893 |
| SHA256 | cf8bd49a15287852eb742cd1ccac924383c95c7efd5fc09a16498de8e991da40 |
| SHA512 | 0e0e15a4a9d71e626a71e0aba163c8496961752edf07871bb12f24414a34812f2bbe5e9b67f09055291a56b829e9ddff59a3a91cb33071c5dba68b70f0702348 |
memory/4360-132-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\3582-490\430150dc99fd580c5f822169d55ab04bf276625eed8158136970873be2e52dae.exe
| MD5 | 9b1538fb702ecbf1d33ecea246cade4d |
| SHA1 | 6a36d90290f7959eb8da0b787ccfb5b29f140893 |
| SHA256 | cf8bd49a15287852eb742cd1ccac924383c95c7efd5fc09a16498de8e991da40 |
| SHA512 | 0e0e15a4a9d71e626a71e0aba163c8496961752edf07871bb12f24414a34812f2bbe5e9b67f09055291a56b829e9ddff59a3a91cb33071c5dba68b70f0702348 |
C:\Users\Admin\AppData\Local\Temp\nsfAEC4.tmp\nsisos.dll
| MD5 | 69806691d649ef1c8703fd9e29231d44 |
| SHA1 | e2193fcf5b4863605eec2a5eb17bf84c7ac00166 |
| SHA256 | ba79ab7f63f02ed5d5d46b82b11d97dac5b7ef7e9b9a4df926b43ceac18483b6 |
| SHA512 | 5e5e0319e701d15134a01cb6472c624e271e99891058aef4dfe779c29c73899771a5b6f8b1cd61b543a3b3defeaecaa080c9cc4e76e84038ca08e12084f128eb |
C:\Users\Admin\AppData\Local\Temp\nsfAEC4.tmp\System.dll
| MD5 | c17103ae9072a06da581dec998343fc1 |
| SHA1 | b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d |
| SHA256 | dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f |
| SHA512 | d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f |