Analysis
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max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
18-11-2024 22:30
Behavioral task
behavioral1
Sample
af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe
Resource
win10v2004-20241007-en
General
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Target
af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe
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Size
127KB
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MD5
5921adabc522c9966b399254d3f289e2
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SHA1
c9a1f38d8cb745b41ca29c8e308ed0c434021c30
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SHA256
af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293
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SHA512
e79da57831eadef1ca638e6417076e140a59302e9cb295eeabe1348cda308b2c611751f69205397ef58502b38a8a6106cae443b6d7e2287ef5c064e4c5fc98d1
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SSDEEP
3072:sr85CoPeE35lUN6vBqFz975UX52xqQIURTXJ3FI7m:k9WnOYvqCJ24sVFF
Malware Config
Signatures
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Detect Neshta payload 3 IoCs
resource yara_rule behavioral1/files/0x0001000000010314-10.dat family_neshta behavioral1/memory/2504-94-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral1/memory/2504-96-0x0000000000400000-0x000000000041B000-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 2 IoCs
pid Process 2108 af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe 2140 Au_.exe -
Loads dropped DLL 3 IoCs
pid Process 2504 af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe 2108 af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe 2504 af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.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\" %*" af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.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~3\PACKAG~1\{57A73~1\VC_RED~1.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\WINDOW~1\WinMail.exe af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmplayer.exe af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\WI4223~1\sidebar.exe af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\WINDOW~4\ImagingDevices.exe af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmpconfig.exe af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\WINDOW~1\wabmig.exe af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmlaunch.exe af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\OIS.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\WI54FB~1\WMPDMC.exe af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmpshare.exe af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.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 3 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 af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Au_.exe -
NSIS installer 2 IoCs
resource yara_rule behavioral1/files/0x000600000001932a-2.dat nsis_installer_1 behavioral1/files/0x000600000001932a-2.dat nsis_installer_2 -
Modifies registry class 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2140 Au_.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2504 wrote to memory of 2108 2504 af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe 30 PID 2504 wrote to memory of 2108 2504 af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe 30 PID 2504 wrote to memory of 2108 2504 af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe 30 PID 2504 wrote to memory of 2108 2504 af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe 30 PID 2504 wrote to memory of 2108 2504 af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe 30 PID 2504 wrote to memory of 2108 2504 af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe 30 PID 2504 wrote to memory of 2108 2504 af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe 30 PID 2108 wrote to memory of 2140 2108 af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe 31 PID 2108 wrote to memory of 2140 2108 af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe 31 PID 2108 wrote to memory of 2140 2108 af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe 31 PID 2108 wrote to memory of 2140 2108 af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe 31 PID 2108 wrote to memory of 2140 2108 af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe 31 PID 2108 wrote to memory of 2140 2108 af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe 31 PID 2108 wrote to memory of 2140 2108 af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe"C:\Users\Admin\AppData\Local\Temp\af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.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:2504 -
C:\Users\Admin\AppData\Local\Temp\3582-490\af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2108 -
C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe"C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\3582-490\3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
PID:2140
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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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Filesize
252KB
MD59e2b9928c89a9d0da1d3e8f4bd96afa7
SHA1ec66cda99f44b62470c6930e5afda061579cde35
SHA2568899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043
SHA5122ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156
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\Users\Admin\AppData\Local\Temp\3582-490\af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe
Filesize87KB
MD51e4ade15b3405a25a07c8510fe8bdc75
SHA18b6b0ed38099ffaad2245ec44e6b50dccec473ed
SHA25621c092a58278e8f461d0f880f2a164532eb586e3d7fefefe9c83909528153a7c
SHA512689441f940dc063b1cfca938687c1127cb2ce87c451cb23a71dfc45d83a8d31c9fcd883a40e67cc2160ddbd14825965212decd6e30a139e55660b31da87cd9c8