Analysis
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max time kernel
94s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
05-09-2024 16:35
Behavioral task
behavioral1
Sample
91ce7e35d69d3eeb189ac240c3d2b4b0N.exe
Resource
win7-20240903-en
windows7-x64
11 signatures
120 seconds
Behavioral task
behavioral2
Sample
91ce7e35d69d3eeb189ac240c3d2b4b0N.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
12 signatures
120 seconds
General
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Target
91ce7e35d69d3eeb189ac240c3d2b4b0N.exe
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Size
735KB
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MD5
91ce7e35d69d3eeb189ac240c3d2b4b0
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SHA1
fe20bb9823424f98ebbf4035dd5e1c1253d56827
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SHA256
ec834bb64059e3a9371efb4fc10df2499ded25669aaab8bd7be7037b2f588ed6
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SHA512
dacc3eed8d2db132e858183aac33f704172050f6174e1e1d8abae78711ae6b5c6ece6862bcbf832c6b3ed01201027f92d39624e833bcb094ba70fd58c769d27a
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SSDEEP
12288:F0kO64x9Gxv/EutWImLrzUz09NGGg/oFt14RBT7zHu6+DSxnPDp6zNDA+3q1gfz+:F0H64PG5dsqf/KzyAg6zd3jdVOe6lthF
Score
10/10
Malware Config
Signatures
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Detect Neshta payload 4 IoCs
resource yara_rule behavioral2/files/0x000600000002025b-14.dat family_neshta behavioral2/memory/1208-95-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/1208-96-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/1208-98-0x0000000000400000-0x000000000041B000-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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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-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe -
Executes dropped EXE 1 IoCs
pid Process 2188 91ce7e35d69d3eeb189ac240c3d2b4b0N.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\" %*" 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe -
Reads user/profile data of web browsers 2 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\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13195~1.15\MI391D~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmlaunch.exe 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13195~1.15\MI9C33~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~2.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13195~1.15\MICROS~4.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\MicrosoftEdgeUpdate.exe 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpconfig.exe 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\WI8A19~1\ImagingDevices.exe 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF5AF~1\WINDOW~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\java.exe 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOBD5D~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GO664E~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13195~1.15\MICROS~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{D87AE~1\WINDOW~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13195~1.15\MIA062~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\WINDOW~4\setup_wm.exe 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{63880~1\WINDOW~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOF5E2~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13195~1.15\MICROS~3.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~3.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmprph.exe 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~4.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\WINDOW~2\wabmig.exe 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com 91ce7e35d69d3eeb189ac240c3d2b4b0N.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 91ce7e35d69d3eeb189ac240c3d2b4b0N.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\" %*" 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1208 wrote to memory of 2188 1208 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe 84 PID 1208 wrote to memory of 2188 1208 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe 84 PID 1208 wrote to memory of 2188 1208 91ce7e35d69d3eeb189ac240c3d2b4b0N.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\91ce7e35d69d3eeb189ac240c3d2b4b0N.exe"C:\Users\Admin\AppData\Local\Temp\91ce7e35d69d3eeb189ac240c3d2b4b0N.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
- Suspicious use of WriteProcessMemory
PID:1208 -
C:\Users\Admin\AppData\Local\Temp\3582-490\91ce7e35d69d3eeb189ac240c3d2b4b0N.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\91ce7e35d69d3eeb189ac240c3d2b4b0N.exe"2⤵
- Executes dropped EXE
PID:2188
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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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Filesize
695KB
MD57c93a16c009eb97bcfb782ea0d030944
SHA1b4541538b3a6f1a9725993cad79a6bff74b2323b
SHA256c9fc54e45e14a68afc5ff4273b2dee3f8ccf594338696a731dc0a075a747490a
SHA51278949ade35c721486c6e86a1c953b68b677c68e2c53e6531ad2c05e67a7ac36f5c5f6fe2bc2c5a24a2193283e133e36cd300df86986abc4899a277d9d80f40e0