Analysis
- max time kernel
134s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240419-en - resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system - submitted
07/05/2024, 15:24
Behavioral task
behavioral1
Sample
c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe
Resource
win7-20240221-en
windows7-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe
Resource
win10v2004-20240419-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe
- Size 2.4MB
- Sample240507-ss225ach3v
- SHA256 d1c560dac96af035e912cfb76f9170ee5fc65c77d321b23b55b136f29fdeb99d
- MD5 c9712fce33f5f9d84f46a95a78bb4ee0
- SHA1 ad8383f6060cd6ea296b4378b3d6c15985ee73f7
- SHA512 25b944f3f71a687818573eaedc595c7284305d3ff61ed22b55117cd3129fa2993ddcaaa7da800acf3812b20a29d2aa5b6b6c6f530e62c3bd25a4fcfaacbfc57e
- SSDEEP 6144:k9TTfKzUr1ib2FkjnI6+ojSOyZi8r5PAr3TqV+oMTdTeGudfKzUr1ib2FkjnI6+w:a+XNub+XNLPu+XW0+XVXw+Xne+XTq
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detect Neshta payload 4 IoCs
resource yara_rule behavioral2/files/0x0006000000020254-14.dat family_neshta behavioral2/memory/936-98-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/936-99-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/936-101-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta - Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
- 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-1-5-21-2818691465-3043947619-2475182763-1000\Control Panel\International\Geo\Nation c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe - Executes dropped EXE 1 IoCs
pid Process 3720 c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.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\" %*" c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe - Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~3.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MICROS~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\WI8A19~1\ImagingDevices.exe c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\INTERN~1\ExtExport.exe c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MI391D~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\WINDOW~2\wab.exe c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmplayer.exe c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpshare.exe c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOBD5D~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\WINDOW~4\setup_wm.exe c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GO664E~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~3\PACKAG~1\{D87AE~1\WINDOW~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~2.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MICROS~2.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MI9C33~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmlaunch.exe c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmprph.exe c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF5AF~1\WINDOW~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\MicrosoftEdgeUpdate.exe c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\java.exe c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~3\PACKAG~1\{63880~1\WINDOW~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\WINDOW~2\wabmig.exe c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13185~1.29\MICROS~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpconfig.exe c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MICROS~4.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~4.EXE c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe - Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Modifies registry class 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe"C:\Users\Admin\AppData\Local\Temp\c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.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
PID:936 -
C:\Users\Admin\AppData\Local\Temp\3582-490\c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe"2⤵
- Executes dropped EXE
PID:3720
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE
- Size 86KB
- SHA256 ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29
- MD5 3b73078a714bf61d1c19ebc3afc0e454
- SHA1 9abeabd74613a2f533e2244c9ee6f967188e4e7e
- SHA512 75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4
- SSDEEP 1536:JxqjQ+P04wsmJCNgh/sE/EkHd0Ci2zkQASqk+H6L2C:sr85CysEM6GC+QA8+HlC
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\3582-490\c9712fce33f5f9d84f46a95a78bb4ee0_NEAS.exe
- Size 2.4MB
- SHA256 9e5662968d3111b52898566a6fe844b7bc3fd8a82b3732602c627b5b2de117cb
- MD5 0a501998df0593a7bc847101f4918c93
- SHA1 742578dd8edd12e460ec4756f18de38a3c83ecfb
- SHA512 8ded1df72a36b5b123a19b2292c4bd2ac6e45a4d92006c58e3b396f9af866d9e428b14a1181b2347689f8df98611a7dc7b4a03490b6594e2b3fec2d7443903bb
- SSDEEP 6144:5dfKzUr1ib2FkjnI6+ojSOyZi8r5PAr3TqV+oMTdTeGudfKzUr1ib2FkjnI6+ojl:5b+XNub+XNLPu+XW0+XVXw+Xne+XTC
- MD5 SHA1 SHA512 SSDEEP