Analysis
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max time kernel
105s -
max time network
106s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
03/11/2024, 12:43
Behavioral task
behavioral1
Sample
4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe
Resource
win7-20240903-en
windows7-x64
14 signatures
120 seconds
Behavioral task
behavioral2
Sample
4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
14 signatures
120 seconds
General
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Target
4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe
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Size
1.2MB
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MD5
cd3c5d3933f0ebfbf765add5c167e490
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SHA1
de49989921ef4d1d53c2f299687e3d3ea5906556
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SHA256
4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715c
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SHA512
a8db43aa46a361a6c53338291fd9ca63e180022bc4ad89ab4471dcd82a5ccfdd5b2b780051c0d6a26f686f3e11e035ac5a85ea0cd845758b7b51889bda4477f0
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SSDEEP
24576:9j6wMJi1YXHmiJDxguF465W2sLnmCPnmkqJ:9j6KYXGiJOLnmCPnm1J
Score
10/10
Malware Config
Signatures
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Detect Neshta payload 4 IoCs
resource yara_rule behavioral2/files/0x000600000002021e-15.dat family_neshta behavioral2/memory/4968-95-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/4968-96-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/4968-98-0x0000000000400000-0x000000000041B000-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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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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe -
Executes dropped EXE 1 IoCs
pid Process 4584 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.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\" %*" 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.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\Adobe\ACROBA~1\Reader\arh.exe 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~4.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~3\PACKAG~1\{63880~1\WINDOW~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOBD5D~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpshare.exe 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GO664E~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOF5E2~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~3.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~2.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MIA062~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmplayer.exe 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF5AF~1\WINDOW~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmprph.exe 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~3.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\WINDOW~4\setup_wm.exe 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpconfig.exe 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\WINDOW~2\wab.exe 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\WI8A19~1\ImagingDevices.exe 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MID1AD~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\INTERN~1\ExtExport.exe 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\WINDOW~2\wabmig.exe 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~3\PACKAG~1\{D87AE~1\WINDOW~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~4.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmlaunch.exe 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\java.exe 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 2872 4584 WerFault.exe 84 -
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 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.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\" %*" 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4968 wrote to memory of 4584 4968 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe 84 PID 4968 wrote to memory of 4584 4968 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe 84 PID 4968 wrote to memory of 4584 4968 4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe"C:\Users\Admin\AppData\Local\Temp\4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.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:4968 -
C:\Users\Admin\AppData\Local\Temp\3582-490\4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4584 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4584 -s 5323⤵
- Program crash
PID:2872
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4584 -ip 45841⤵PID:4104
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\4c656261260085d59da4f50ab6552607ba8c142c44352942f7e81e546c30715cN.exe
Filesize1.1MB
MD5634dbb565103a2d62ce07a3f33f2293e
SHA1b688a503b0357409e5b860b832e56111ac5d3409
SHA2569d27bf8f20312a24cac308163e05455441561cfa3a3362609d3d271cbafb46c9
SHA5121edf62076fa0967342da42b7fa68a5f65956d8a55f8c9e6670d743db8ef0850fbaae9d1adcbbd71fe36ae69916101ea3774f117b14c620e446a87b43f4d133e3