Analysis Overview
SHA256
89024da43e8ba15aef056a92d0aba6aefc2df215fcd1559b73419bbb88cc8f04
Threat Level: Known bad
The file 89024da43e8ba15aef056a92d0aba6aefc2df215fcd1559b73419bbb88cc8f04 was found to be: Known bad.
Malicious Activity Summary
UPX dump on OEP (original entry point)
Neshta family
Neshta
Detect Neshta payload
UPX dump on OEP (original entry point)
Checks computer location settings
Executes dropped EXE
Modifies system executable filetype association
Reads user/profile data of web browsers
UPX packed file
Loads dropped DLL
Drops file in Windows directory
Drops file in Program Files directory
Enumerates physical storage devices
Unsigned PE
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: GetForegroundWindowSpam
Modifies registry class
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-15 23:53
Signatures
Detect Neshta payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Neshta family
UPX dump on OEP (original entry point)
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-15 23:53
Reported
2024-06-15 23:56
Platform
win7-20240220-en
Max time kernel
141s
Max time network
118s
Command Line
Signatures
Detect Neshta payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Neshta
UPX dump on OEP (original entry point)
| Description | Indicator | Process | Target |
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Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\89024da43e8ba15aef056a92d0aba6aefc2df215fcd1559b73419bbb88cc8f04.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\89024da43e8ba15aef056a92d0aba6aefc2df215fcd1559b73419bbb88cc8f04.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\89024da43e8ba15aef056a92d0aba6aefc2df215fcd1559b73419bbb88cc8f04.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\89024da43e8ba15aef056a92d0aba6aefc2df215fcd1559b73419bbb88cc8f04.exe | N/A |
Reads user/profile data of web browsers
UPX packed file
| Description | Indicator | Process | Target |
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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\89024da43e8ba15aef056a92d0aba6aefc2df215fcd1559b73419bbb88cc8f04.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\89024da43e8ba15aef056a92d0aba6aefc2df215fcd1559b73419bbb88cc8f04.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\89024da43e8ba15aef056a92d0aba6aefc2df215fcd1559b73419bbb88cc8f04.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\89024da43e8ba15aef056a92d0aba6aefc2df215fcd1559b73419bbb88cc8f04.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\89024da43e8ba15aef056a92d0aba6aefc2df215fcd1559b73419bbb88cc8f04.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\89024da43e8ba15aef056a92d0aba6aefc2df215fcd1559b73419bbb88cc8f04.exe
"C:\Users\Admin\AppData\Local\Temp\89024da43e8ba15aef056a92d0aba6aefc2df215fcd1559b73419bbb88cc8f04.exe"
C:\Users\Admin\AppData\Local\Temp\3582-490\89024da43e8ba15aef056a92d0aba6aefc2df215fcd1559b73419bbb88cc8f04.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\89024da43e8ba15aef056a92d0aba6aefc2df215fcd1559b73419bbb88cc8f04.exe"
Network
Files
\Users\Admin\AppData\Local\Temp\3582-490\89024da43e8ba15aef056a92d0aba6aefc2df215fcd1559b73419bbb88cc8f04.exe
| MD5 | 37c3b80ea84bd1e71d5f82f25ee817a4 |
| SHA1 | 291d8dce10422da2cb048c23d4eae37fe1b68a6c |
| SHA256 | 56f011101145d23bdf257ddf5a13a901c4a06a9c396136d8a96b48afb48d5057 |
| SHA512 | 265ccfa94b0dc26efd250d0c14a62dcb0e92c8944f284995157ba09ce153318e274a4e30e200a461fcbfa7de063ddad443daabc42d090836a3391de19876c16a |
memory/3068-8-0x0000000002F10000-0x00000000039B2000-memory.dmp
memory/2948-12-0x0000000000400000-0x0000000000EA2000-memory.dmp
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/3068-85-0x0000000000400000-0x000000000041B000-memory.dmp
memory/3068-87-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2948-88-0x0000000000400000-0x0000000000EA2000-memory.dmp
memory/2948-89-0x0000000000400000-0x0000000000EA2000-memory.dmp
memory/2948-90-0x0000000000400000-0x0000000000EA2000-memory.dmp
memory/2948-91-0x0000000000400000-0x0000000000EA2000-memory.dmp
memory/2948-92-0x0000000000400000-0x0000000000EA2000-memory.dmp
memory/2948-93-0x0000000000400000-0x0000000000EA2000-memory.dmp
memory/2948-94-0x0000000000400000-0x0000000000EA2000-memory.dmp
memory/2948-95-0x0000000000400000-0x0000000000EA2000-memory.dmp
memory/2948-96-0x0000000000400000-0x0000000000EA2000-memory.dmp
memory/2948-97-0x0000000000400000-0x0000000000EA2000-memory.dmp
memory/2948-98-0x0000000000400000-0x0000000000EA2000-memory.dmp
memory/2948-99-0x0000000000400000-0x0000000000EA2000-memory.dmp
memory/2948-100-0x0000000000400000-0x0000000000EA2000-memory.dmp
memory/2948-101-0x0000000000400000-0x0000000000EA2000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-15 23:53
Reported
2024-06-15 23:56
Platform
win10v2004-20240226-en
Max time kernel
152s
Max time network
159s
Command Line
Signatures
Detect Neshta payload
| Description | Indicator | Process | Target |
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Neshta
UPX dump on OEP (original entry point)
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\89024da43e8ba15aef056a92d0aba6aefc2df215fcd1559b73419bbb88cc8f04.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\89024da43e8ba15aef056a92d0aba6aefc2df215fcd1559b73419bbb88cc8f04.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\89024da43e8ba15aef056a92d0aba6aefc2df215fcd1559b73419bbb88cc8f04.exe | N/A |
Reads user/profile data of web browsers
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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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\89024da43e8ba15aef056a92d0aba6aefc2df215fcd1559b73419bbb88cc8f04.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\89024da43e8ba15aef056a92d0aba6aefc2df215fcd1559b73419bbb88cc8f04.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\89024da43e8ba15aef056a92d0aba6aefc2df215fcd1559b73419bbb88cc8f04.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3582-490\89024da43e8ba15aef056a92d0aba6aefc2df215fcd1559b73419bbb88cc8f04.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\89024da43e8ba15aef056a92d0aba6aefc2df215fcd1559b73419bbb88cc8f04.exe
"C:\Users\Admin\AppData\Local\Temp\89024da43e8ba15aef056a92d0aba6aefc2df215fcd1559b73419bbb88cc8f04.exe"
C:\Users\Admin\AppData\Local\Temp\3582-490\89024da43e8ba15aef056a92d0aba6aefc2df215fcd1559b73419bbb88cc8f04.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\89024da43e8ba15aef056a92d0aba6aefc2df215fcd1559b73419bbb88cc8f04.exe"
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4136 --field-trial-handle=2744,i,16362475727591565961,3676688664819797550,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| GB | 172.217.169.74:443 | tcp | |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 35.56.20.217.in-addr.arpa | udp |
| US | 13.107.253.64:443 | tcp | |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 211.143.182.52.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\3582-490\89024da43e8ba15aef056a92d0aba6aefc2df215fcd1559b73419bbb88cc8f04.exe
| MD5 | 37c3b80ea84bd1e71d5f82f25ee817a4 |
| SHA1 | 291d8dce10422da2cb048c23d4eae37fe1b68a6c |
| SHA256 | 56f011101145d23bdf257ddf5a13a901c4a06a9c396136d8a96b48afb48d5057 |
| SHA512 | 265ccfa94b0dc26efd250d0c14a62dcb0e92c8944f284995157ba09ce153318e274a4e30e200a461fcbfa7de063ddad443daabc42d090836a3391de19876c16a |
memory/3360-11-0x0000000000400000-0x0000000000EA2000-memory.dmp
memory/4156-13-0x0000000000400000-0x000000000041B000-memory.dmp
C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe
| MD5 | 8ffc3bdf4a1903d9e28b99d1643fc9c7 |
| SHA1 | 919ba8594db0ae245a8abd80f9f3698826fc6fe5 |
| SHA256 | 8268d3fefe8ca96a25a73690d14bacf644170ab5e9e70d2f8eeb350a4c83f9f6 |
| SHA512 | 0b94ead97374d74eaee87e7614ddd3911d2cf66d4c49abbfd06b02c03e5dd56fd00993b4947e8a4bcd9d891fa39cab18cc6b61efc7d0812e91eb3aea9cd1a427 |
memory/3360-28-0x0000000000400000-0x0000000000EA2000-memory.dmp
memory/4156-111-0x0000000000400000-0x000000000041B000-memory.dmp
memory/4156-123-0x0000000000400000-0x000000000041B000-memory.dmp
memory/4156-125-0x0000000000400000-0x000000000041B000-memory.dmp
memory/4156-127-0x0000000000400000-0x000000000041B000-memory.dmp
memory/4156-129-0x0000000000400000-0x000000000041B000-memory.dmp
memory/4156-131-0x0000000000400000-0x000000000041B000-memory.dmp
memory/4156-133-0x0000000000400000-0x000000000041B000-memory.dmp
memory/4156-135-0x0000000000400000-0x000000000041B000-memory.dmp
memory/4156-137-0x0000000000400000-0x000000000041B000-memory.dmp
memory/4156-139-0x0000000000400000-0x000000000041B000-memory.dmp
memory/4156-141-0x0000000000400000-0x000000000041B000-memory.dmp
memory/4156-145-0x0000000000400000-0x000000000041B000-memory.dmp