Analysis
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max time kernel
134s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
05-12-2024 07:12
Behavioral task
behavioral1
Sample
b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe
Resource
win7-20240903-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe
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Size
9.0MB
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MD5
79a4f8790c1a4ac9db948e74bb496043
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SHA1
8e567819b3d44636b63ccac3767649803ca4027d
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SHA256
b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89
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SHA512
6c082332e820c9248d879af06ec2f99e91c9b8eb1c39bd3280e85b9fa197eb78258b8f97c1a8e130e14f11e7cbb8f86c87e154255f8b09e49f58297cb42bc9dc
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SSDEEP
98304:rcWWRIkaeXtJngYtpGRF03Adojw3EW9EU12ihD0g0lPiZSEwXDfUJVIYZuT18xOu:wlNb3T8EU6hzEZVDKWq6
Score
10/10
Malware Config
Signatures
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Detect Neshta payload 4 IoCs
resource yara_rule behavioral2/files/0x000600000002024c-13.dat family_neshta behavioral2/memory/4740-93-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/4740-94-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/4740-96-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta -
Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
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Neshta family
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.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\" %*" b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpshare.exe b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\WI8A19~1\ImagingDevices.exe b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF5AF~1\WINDOW~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~2.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~2.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~3\PACKAG~1\{63880~1\WINDOW~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\INTERN~1\ExtExport.exe b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpconfig.exe b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmlaunch.exe b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MID1AD~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MIA062~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmprph.exe b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOBD5D~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOF5E2~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MI9C33~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~3.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmplayer.exe b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~4.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~4.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~3.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~1.EXE b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 1 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 b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.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\" %*" b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe"C:\Users\Admin\AppData\Local\Temp\b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe"1⤵
- Checks computer location settings
- 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
PID:4740
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
86KB
MD53b73078a714bf61d1c19ebc3afc0e454
SHA19abeabd74613a2f533e2244c9ee6f967188e4e7e
SHA256ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29
SHA51275959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4
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C:\Users\Admin\AppData\Local\Temp\3582-490\b3c3c68a634dcf4369c7945fd3de5f0f2d11a39e73dfffafcce37c4b977fbd89.exe
Filesize8.9MB
MD5a581ec098443a64ee4a499f7eeee4dc1
SHA161c0ad74b8bbc5d5bfb227d3811215bb5e66039d
SHA25692afc1dc02c19c0890c0c9bcad57ab5bab6b6d33e7a8b2c23bfaa4c5dc8e870e
SHA512e01d36fbd3b3d571afe742e9a858f16202fe0bf2447fc4ef4ef034e47e4d6c1068da28c82f1ad691e83749623b6c44c673fb06a71ce17e72d17f1de063c61d57