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Analysis
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max time kernel
117s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
26/11/2024, 21:14
Behavioral task
behavioral1
Sample
fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
Resource
win10v2004-20241007-en
General
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Target
fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
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Size
489KB
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MD5
e3ef21e6986e6d6593bf02cfc7efe7f0
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SHA1
50369287f7cff3c378996962c5aa476b189c4c48
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SHA256
fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2
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SHA512
1e2b727a76cc54c6aab006de37828c40d2b5371d59fb0406316a1f4099ce3545181976c6a974b725e416a5c0b0236a7d130ba838f5b366b5cc60f0634c85689e
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SSDEEP
6144:k9dre64sO+uM2oO8/n0Nn+aKR2gptO9bfz9IStpM6m16zkCkg3i:Me64h+lznATCCzHtpI1KkCDi
Malware Config
Signatures
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Detect Neshta payload 3 IoCs
resource yara_rule behavioral1/files/0x0001000000010314-9.dat family_neshta behavioral1/memory/576-83-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral1/memory/576-85-0x0000000000400000-0x000000000041B000-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
pid Process 1680 fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe -
Loads dropped DLL 2 IoCs
pid Process 576 fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe 576 fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.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\" %*" fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.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~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\misc.exe fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\WI54FB~1\setup_wm.exe fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\WI4223~1\sidebar.exe fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmplayer.exe fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\WINDOW~4\ImagingDevices.exe fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\WINDOW~1\wab.exe fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\WI54FB~1\WMPDMC.exe fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\OIS.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmpconfig.exe fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmpshare.exe fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe -
Modifies registry class 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 576 wrote to memory of 1680 576 fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe 31 PID 576 wrote to memory of 1680 576 fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe 31 PID 576 wrote to memory of 1680 576 fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe 31 PID 576 wrote to memory of 1680 576 fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe"C:\Users\Admin\AppData\Local\Temp\fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.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:576 -
C:\Users\Admin\AppData\Local\Temp\3582-490\fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe"2⤵
- Executes dropped EXE
PID:1680
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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\fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
Filesize449KB
MD573f72761fc62dd1c4d681f1b3c51769c
SHA1b8fc7769aade14d24444d89d2766f8f1f8fca861
SHA256a06d4878557f82fb021fd315fd337eda49ac6b1664fc40ee76c7f26c4b73551f
SHA5128009f5b908c5ead9d763446d7f617a8d00ead9265fce97acbfcb44df539f6feedc91a9574d9c3f8aaede7861ad6893c75ffec840c9da4afb438efe7120e657f2