Analysis
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max time kernel
94s -
max time network
98s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
22-07-2024 13:57
Behavioral task
behavioral1
Sample
bc28e1b202b9330baf171a9569367150N.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
bc28e1b202b9330baf171a9569367150N.exe
Resource
win10v2004-20240709-en
General
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Target
bc28e1b202b9330baf171a9569367150N.exe
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Size
3.3MB
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MD5
bc28e1b202b9330baf171a9569367150
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SHA1
bb000c547412f754995bf7a601622476edf7813f
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SHA256
d3535ea5e9d80e0aa7dc311d8e970e41e1572ea9c570d4f9be9177c3668782dc
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SHA512
ca0ec21cc9227ef9f326b23ae6c23edd2cb90396e2d4f82a3e3b18ffa3dd58130c616824c552459049fc5ffefef47e1944b39e9d2f6390db19a57682e3f1348e
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SSDEEP
49152:LKjaJKytrdJtY6vq4MoBdP3cz/cTPf2YwbpQ4HR9C22gEnQCs1LzTUaHHzc9:LLNy4MoBdP3cz/cTHOy4zcQHHzs
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/5088-96-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/5088-97-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/5088-99-0x0000000000400000-0x000000000041B000-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:
bc28e1b202b9330baf171a9569367150N.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\Control Panel\International\Geo\Nation bc28e1b202b9330baf171a9569367150N.exe -
Executes dropped EXE 1 IoCs
Processes:
bc28e1b202b9330baf171a9569367150N.exepid process 388 bc28e1b202b9330baf171a9569367150N.exe -
Modifies system executable filetype association 2 TTPs 1 IoCs
Processes:
bc28e1b202b9330baf171a9569367150N.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" bc28e1b202b9330baf171a9569367150N.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:
bc28e1b202b9330baf171a9569367150N.exedescription ioc process File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\java.exe bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\WINDOW~2\wab.exe bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\WINDOW~2\wabmig.exe bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmlaunch.exe bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpconfig.exe bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13187~1.41\MICROS~4.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOF5E2~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13187~1.41\MICROS~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13187~1.41\MI9C33~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13187~1.41\MICROS~3.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13187~1.41\MICROS~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpshare.exe bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GO664E~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\WI8A19~1\ImagingDevices.exe bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\WINDOW~4\setup_wm.exe bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF5AF~1\WINDOW~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmplayer.exe bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~2.EXE bc28e1b202b9330baf171a9569367150N.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE bc28e1b202b9330baf171a9569367150N.exe -
Drops file in Windows directory 1 IoCs
Processes:
bc28e1b202b9330baf171a9569367150N.exedescription ioc process File opened for modification C:\Windows\svchost.com bc28e1b202b9330baf171a9569367150N.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:
bc28e1b202b9330baf171a9569367150N.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" bc28e1b202b9330baf171a9569367150N.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
bc28e1b202b9330baf171a9569367150N.exepid process 388 bc28e1b202b9330baf171a9569367150N.exe 388 bc28e1b202b9330baf171a9569367150N.exe -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
bc28e1b202b9330baf171a9569367150N.exedescription pid process target process PID 5088 wrote to memory of 388 5088 bc28e1b202b9330baf171a9569367150N.exe bc28e1b202b9330baf171a9569367150N.exe PID 5088 wrote to memory of 388 5088 bc28e1b202b9330baf171a9569367150N.exe bc28e1b202b9330baf171a9569367150N.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\bc28e1b202b9330baf171a9569367150N.exe"C:\Users\Admin\AppData\Local\Temp\bc28e1b202b9330baf171a9569367150N.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:5088 -
C:\Users\Admin\AppData\Local\Temp\3582-490\bc28e1b202b9330baf171a9569367150N.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\bc28e1b202b9330baf171a9569367150N.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:388
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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
3.3MB
MD5bbf34d8eadc06dd5ef2c59fefe36c1fa
SHA1c699c798bef8609ab63778da1d3d0ce6c175984a
SHA2563fdf4c83b2c91b0f816dfcd02580dfd673a015655dada9337bdd463b0d51b1d7
SHA512724580c0c8137dccbbde90a3340ada95a90074126b5ec354d090b403da743eca7d7a3880e2272a37ce2d3bbfeb16c63685d101bf365af487f354735db852f20f