Analysis
- max time kernel
150s - max time network
129s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
13/11/2026, 11:38
Behavioral task
behavioral1
Sample
newpx.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
14 signatures
150 seconds
Behavioral task
behavioral2
Sample
newpx.exe
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
13 signatures
150 seconds
General
- Target newpx.exe
- Size 2.6MB
- Sample261113-nrtbdaay5x
- SHA256 3b9cf42bf074557a4e70c79b5a35bbbd8ec619c311f91b72180aa251f28bc721
- MD5 01ec520700b2188e5b171e79ba334551
- SHA1 7eadab9c0f26d8ef32584a281bf7a17a37d3a773
- SHA512 2be1afa68ddde9f3485f2b9e62336da73b807187dc4875b9b4202bb318d048aa65553a33c35268774ee38f7604bce3ef5b0af7a8bc5c6754765a264f5484480c
- SSDEEP 49152:qluKhkAIKyo+HgbY8DkRmaZ8V7Fy1tR1Rmy:qltiA7yB4OR3my
- TLSH T1E0C53B147ED4EB27C16BCE33D5E24011E3F1E5A32AB1EB0E66D79758184234678863AF
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Family: Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
- Detect Neshta payload 5 IoCs
resource yara_rule behavioral2/files/0x0007000000018912-20.dat family_neshta behavioral2/memory/1820-145-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/1820-148-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/1820-149-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/1820-151-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta - Executes dropped EXE 1 IoCs
pid Process 3004 newpx.exe - Loads dropped DLL 1 IoCs
pid Process 3004 newpx.exe - Modifies system executable filetype association 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" newpx.exe - Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\PROGRA~2\WINDOW~4\wmprph.exe newpx.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE newpx.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\EdgeCore\122023~1.106\notification_click_helper.exe newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\EdgeCore\122023~1.106\notification_helper.exe newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.27\MID1AD~1.EXE newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.27\MI9C33~1.EXE newpx.exe File opened for modification C:\PROGRA~2\WINDOW~2\wabmig.exe newpx.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\139034~1.125\elevation_service.exe newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\139034~1.125\msedge_pwa_launcher.exe newpx.exe File opened for modification C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE newpx.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe newpx.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe newpx.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\139034~1.125\identity_helper.exe newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\139034~1.125\INSTAL~1\setup.exe newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\EdgeCore\122023~1.106\BHO\ie_to_edge_stub.exe newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\EdgeCore\122023~1.106\INSTAL~1\setup.exe newpx.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe newpx.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE newpx.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\EdgeCore\122023~1.106\cookie_exporter.exe newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\EdgeCore\122023~1.106\elevation_service.exe newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\EdgeCore\122023~1.106\msedge.exe newpx.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE newpx.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmplayer.exe newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\139034~1.125\msedgewebview2.exe newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\EdgeCore\122023~1.106\msedge_proxy.exe newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.27\MICROS~3.EXE newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~2\13195~1.65\MICROS~4.EXE newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~2\13195~1.65\MICROS~1.EXE newpx.exe File opened for modification C:\PROGRA~2\WINDOW~4\setup_wm.exe newpx.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~2\MICROS~1.EXE newpx.exe File opened for modification C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE newpx.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF5AF~1\WINDOW~1.EXE newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\139034~1.125\BHO\ie_to_edge_stub.exe newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\EdgeCore\122023~1.106\identity_helper.exe newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.27\MICROS~4.EXE newpx.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE newpx.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE newpx.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe newpx.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\139034~1.125\cookie_exporter.exe newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\139034~1.125\pwahelper.exe newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~2\13195~1.65\MICROS~3.EXE newpx.exe File opened for modification C:\PROGRA~2\Google\GOOGLE~1\141073~1.0\DISABL~1.EXE newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~2\13195~1.65\MICROS~2.EXE newpx.exe File opened for modification C:\PROGRA~2\WINDOW~1\MpCmdRun.exe newpx.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmlaunch.exe newpx.exe File opened for modification C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE newpx.exe File opened for modification C:\PROGRA~3\PACKAG~1\{D87AE~1\WINDOW~1.EXE newpx.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE newpx.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE newpx.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\EdgeCore\122023~1.106\msedgewebview2.exe newpx.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~2\13195~1.65\MIA062~1.EXE newpx.exe File opened for modification C:\PROGRA~2\WINDOW~2\wab.exe newpx.exe File opened for modification C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe newpx.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE newpx.exe - Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com newpx.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language newpx.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language newpx.exe - Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS newpx.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer newpx.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemVersion newpx.exe - Modifies registry class 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" newpx.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1820 wrote to memory of 3004 1820 newpx.exe 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\newpx.exe"C:\Users\Admin\AppData\Local\Temp\newpx.exe"1⤵
- Modifies system executable filetype association
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1820 -
C:\Users\Admin\AppData\Local\Temp\3582-490\newpx.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\newpx.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
PID:3004
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe
- Size 2.4MB
- SHA256 8268d3fefe8ca96a25a73690d14bacf644170ab5e9e70d2f8eeb350a4c83f9f6
- MD5 8ffc3bdf4a1903d9e28b99d1643fc9c7
- SHA1 919ba8594db0ae245a8abd80f9f3698826fc6fe5
- SHA512 0b94ead97374d74eaee87e7614ddd3911d2cf66d4c49abbfd06b02c03e5dd56fd00993b4947e8a4bcd9d891fa39cab18cc6b61efc7d0812e91eb3aea9cd1a427
- SSDEEP 49152:oTfiUEWo6zuEz439z99akTBc4O8b8ITDnlT4NvJX:oTfiG/nzU90T
- TLSH T179C59226A2C8C0EBE5642170CC59BBF900546D78DBA2CDD7BD447E16BA307D29533A3E
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\3582-490\newpx.exe
- Size 2.6MB
- SHA256 4734324cf665ef5c6155dd350db27214db78cd604a04fc93e7ba4882c0b20c01
- MD5 7f746ad6a70d89129f961c273f903104
- SHA1 dd2e90a10c2ba9953024892a3ac7b2d1dbf09647
- SHA512 ba0fd80be649ebc7e9c9b828920175da1b10cf1688422f04263099126b6e0a373460555815373e971f9c41d68ea522ed78f6b7f92b9c138af5d8e6bd6cd0e992
- SSDEEP 49152:GuKhkAIKyo+HgbY8DkRmaZ8V7Fy1tR1Rm:GtiA7yB4OR3m
- TLSH T160C53B147ED4EB27C16BCE33D5D24011E3F1E5A32AB1EB0E66D79768184234678863AF
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\CreativeEAXSetting\VoicemeeterRemote.dll
- Size 156KB
- SHA256 5d85a8e00c714a707a65671936fb49611f4e7751a9065c618804ed5ca47872cb
- MD5 79b4ef6b17d0a8bb825437773c1d8e3f
- SHA1 255fbeb8ad45faad93afeac2afa2cb7e7d78d079
- SHA512 0c76b45b3c311f34de0087755d63e7966edf24ad77360897475854ff66421ce55e93f35a78ea10f15cce8ccc505618d12dd6114eabc89b73a1e468f5b16799f9
- SSDEEP 3072:+cvA+X1yaikOLqMvbJl1rvVygoP5UG7GjSVX:PYH1rtyrQjS5
- TLSH T1E6F3AF1376D240F6D5813EBD14E7373BEF3AAA5648668E438B98DD521C31352BB2620F
- MD5 SHA1 SHA512 SSDEEP TLSH