Analysis
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max time kernel
105s -
max time network
109s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
23-07-2024 03:10
Behavioral task
behavioral1
Sample
583d44ff74a975d38462c7fb65cb1300N.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
583d44ff74a975d38462c7fb65cb1300N.exe
Resource
win10v2004-20240709-en
General
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Target
583d44ff74a975d38462c7fb65cb1300N.exe
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Size
873KB
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MD5
583d44ff74a975d38462c7fb65cb1300
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SHA1
c963606ca60a0cdd41a1eb64e3503a306d89f4bf
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SHA256
0e56ebe4b5a470a3293b0d27abf364b49b545437806c8bc654887c19c51594f4
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SHA512
2a103b2d0d0263775bdd0a89c175b14c8be5987fe6b442a88d3e52394104fa09f6f0f714fa5b4bf50847a730d89f603e4fbf9fd8d3224c79e90542e3958d549f
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SSDEEP
12288:3dTaB3d+aIjAHvbNEycB1QPXY+SW6XHI46mJiAPxgot6R375cK375cK375cK375X:3Za/+a1jVo+4WApg4w37H37H37H37V
Malware Config
Signatures
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Detect Neshta payload 4 IoCs
Processes:
resource yara_rule C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE family_neshta behavioral2/memory/3344-96-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/3344-97-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/3344-99-0x0000000000400000-0x000000000041B000-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.
Processes:
583d44ff74a975d38462c7fb65cb1300N.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\Control Panel\International\Geo\Nation 583d44ff74a975d38462c7fb65cb1300N.exe -
Executes dropped EXE 1 IoCs
Processes:
583d44ff74a975d38462c7fb65cb1300N.exepid process 4036 583d44ff74a975d38462c7fb65cb1300N.exe -
Modifies system executable filetype association 2 TTPs 1 IoCs
Processes:
583d44ff74a975d38462c7fb65cb1300N.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" 583d44ff74a975d38462c7fb65cb1300N.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
Processes:
583d44ff74a975d38462c7fb65cb1300N.exedescription ioc process File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~3.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GO664E~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13187~1.41\MICROS~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13187~1.41\MI391D~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\INTERN~1\ExtExport.exe 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmprph.exe 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~2.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOF5E2~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13187~1.41\MICROS~3.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmlaunch.exe 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~4.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\WI8A19~1\ImagingDevices.exe 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{63880~1\WINDOW~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF5AF~1\WINDOW~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\java.exe 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13187~1.41\MIA062~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13187~1.41\MICROS~4.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\WINDOW~4\setup_wm.exe 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{D87AE~1\WINDOW~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE 583d44ff74a975d38462c7fb65cb1300N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe 583d44ff74a975d38462c7fb65cb1300N.exe -
Drops file in Windows directory 1 IoCs
Processes:
583d44ff74a975d38462c7fb65cb1300N.exedescription ioc process File opened for modification C:\Windows\svchost.com 583d44ff74a975d38462c7fb65cb1300N.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 1 IoCs
Processes:
583d44ff74a975d38462c7fb65cb1300N.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" 583d44ff74a975d38462c7fb65cb1300N.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
583d44ff74a975d38462c7fb65cb1300N.exepid process 4036 583d44ff74a975d38462c7fb65cb1300N.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
583d44ff74a975d38462c7fb65cb1300N.exedescription pid process target process PID 3344 wrote to memory of 4036 3344 583d44ff74a975d38462c7fb65cb1300N.exe 583d44ff74a975d38462c7fb65cb1300N.exe PID 3344 wrote to memory of 4036 3344 583d44ff74a975d38462c7fb65cb1300N.exe 583d44ff74a975d38462c7fb65cb1300N.exe PID 3344 wrote to memory of 4036 3344 583d44ff74a975d38462c7fb65cb1300N.exe 583d44ff74a975d38462c7fb65cb1300N.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\583d44ff74a975d38462c7fb65cb1300N.exe"C:\Users\Admin\AppData\Local\Temp\583d44ff74a975d38462c7fb65cb1300N.exe"1⤵
- Checks computer location settings
- Modifies system executable filetype association
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3344 -
C:\Users\Admin\AppData\Local\Temp\3582-490\583d44ff74a975d38462c7fb65cb1300N.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\583d44ff74a975d38462c7fb65cb1300N.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:4036
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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
832KB
MD5d94331c2f073a4678ef09915919e25f9
SHA1106c2d6585a3b8624e43279e6a20090b6420facd
SHA25637f110ef2cec189c510bdea97c25dec03bbdcfd50a9bb4090e7a40cee5638a95
SHA51235c28d3447b45a65bc122b00fcd8f890b616600470556937d492ff0bdad62b8592254a6525d2f8136538a419ed9b3c145f5c4ec874e139b111fe5fec39d6e488