Analysis
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max time kernel
113s -
max time network
19s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
19-11-2024 22:25
Behavioral task
behavioral1
Sample
b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe
Resource
win10v2004-20241007-en
General
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Target
b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe
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Size
702KB
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MD5
31218c782b3837e4efd3ef3ab7e932e0
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SHA1
1ee215fb9b409f4d10fba323706a4c9c13822fa2
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SHA256
b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356dd
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SHA512
4023320de0c40ebe908b8f176bf8184ecd847d99536acd09d348ce1d2cb64c0431567a70404775012a61c6f9b501ee6f08c43622d9beee42962fd6d3400e5efe
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SSDEEP
6144:k9OkMoPOqNjsusisP5N1akMoPOqNjsusisPpBnV4M:sz5Kz5gn
Malware Config
Signatures
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Detect Neshta payload 5 IoCs
Processes:
resource yara_rule C:\MSOCache\ALLUSE~1\{90140~1\dwtrig20.exe family_neshta behavioral1/memory/2024-85-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral1/memory/2024-86-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral1/memory/2024-87-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral1/memory/2024-89-0x0000000000400000-0x000000000041B000-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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Executes dropped EXE 1 IoCs
Processes:
b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exepid process 2532 b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe -
Loads dropped DLL 2 IoCs
Processes:
b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exepid process 2024 b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe 2024 b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe -
Modifies system executable filetype association 2 TTPs 1 IoCs
Processes:
b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.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
Processes:
b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exedescription ioc process File opened for modification C:\PROGRA~2\WI54FB~1\wmprph.exe b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\WI4223~1\sidebar.exe b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmpshare.exe b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\WINDOW~4\ImagingDevices.exe b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\WINDOW~1\wabmig.exe b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\OIS.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmlaunch.exe b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\misc.exe b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\WINDOW~1\wab.exe b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\WI54FB~1\setup_wm.exe b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\WI54FB~1\WMPDMC.exe b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\WINDOW~1\WinMail.exe b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe -
Drops file in Windows directory 1 IoCs
Processes:
b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exedescription ioc process File opened for modification C:\Windows\svchost.com b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.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.
Processes:
b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe -
Modifies registry class 1 IoCs
Processes:
b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exeb670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exedescription pid process target process PID 2024 wrote to memory of 2532 2024 b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe PID 2024 wrote to memory of 2532 2024 b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe PID 2024 wrote to memory of 2532 2024 b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe PID 2024 wrote to memory of 2532 2024 b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe PID 2532 wrote to memory of 2416 2532 b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe WerFault.exe PID 2532 wrote to memory of 2416 2532 b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe WerFault.exe PID 2532 wrote to memory of 2416 2532 b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe"C:\Users\Admin\AppData\Local\Temp\b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe"1⤵
- Loads dropped DLL
- 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:2024 -
C:\Users\Admin\AppData\Local\Temp\3582-490\b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2532 -
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 2532 -s 5323⤵PID:2416
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
547KB
MD5cf6c595d3e5e9667667af096762fd9c4
SHA19bb44da8d7f6457099cb56e4f7d1026963dce7ce
SHA256593e60cc30ae0789448547195af77f550387f6648d45847ea244dd0dd7abf03d
SHA512ff4f789df9e6a6d0fbe12b3250f951fcf11e857906c65e96a30bb46266e7e1180d6103a03db2f3764e0d1346b2de7afba8259ba080057e4a268e45e8654dfa80
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C:\Users\Admin\AppData\Local\Temp\3582-490\b670974df7d56d22038c00af4f5f19b2062fa6a6fe24e339f05a8dec8eb356ddN.exe
Filesize661KB
MD5f1f54763cef3e3d3b9f19c33afa58206
SHA15318444443792b1e4739e95c7c30b273a1951322
SHA256381b2eb941965870148e11fc4898fafefc0d62e2093a7538ae6fd440798cb16b
SHA512c2755fadf49ee09167b570d9fc22897867177645475d45964a5c4892feabcf93f95e0cfa6be42bb1b1367b82878c41fcc1cd9bd2594fb6c3f7bf5f91438231bc
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Filesize
252KB
MD59e2b9928c89a9d0da1d3e8f4bd96afa7
SHA1ec66cda99f44b62470c6930e5afda061579cde35
SHA2568899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043
SHA5122ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156