Analysis
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max time kernel
119s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
30-11-2024 12:30
Behavioral task
behavioral1
Sample
b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe
Resource
win7-20240903-en
windows7-x64
13 signatures
120 seconds
Behavioral task
behavioral2
Sample
b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
13 signatures
120 seconds
General
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Target
b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe
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Size
175KB
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MD5
e0d5f51fbd8b18c73a0f3688f948a270
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SHA1
3bc683b1ee1b1368995c38f139236842756d4620
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SHA256
b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bb
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SHA512
824f2b3576f1448d7284b2f5da1578a7d3c425eb39fb44ce2513ce3d0017ade639cebe2aa8b567311598cb245d5aa4a042278c69e90d2a116f3642633dbb4140
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SSDEEP
1536:JxqjQ+P04wsmJCnHD4c8U6Qa2sWjcdCMVrJCzK4VqOqK0UDFopKZ+otaOxH8ES:sr85CjeBQa5CMVrJCzK4VpFfZ+otdi
Score
10/10
Malware Config
Signatures
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Detect Neshta payload 3 IoCs
resource yara_rule behavioral1/files/0x0001000000010314-10.dat family_neshta behavioral1/memory/2900-83-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral1/memory/2900-85-0x0000000000400000-0x000000000041B000-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 316 b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe -
Loads dropped DLL 2 IoCs
pid Process 2900 b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe 2900 b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.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\" %*" b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.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 b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmpshare.exe b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\WINDOW~1\WinMail.exe b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\WI54FB~1\WMPDMC.exe b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmplayer.exe b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\WINDOW~4\ImagingDevices.exe b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmprph.exe b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\WINDOW~1\wabmig.exe b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\OIS.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmlaunch.exe b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\WINDOW~1\wab.exe b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmpconfig.exe b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.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 b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.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\" %*" b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2900 wrote to memory of 316 2900 b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe 28 PID 2900 wrote to memory of 316 2900 b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe 28 PID 2900 wrote to memory of 316 2900 b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe 28 PID 2900 wrote to memory of 316 2900 b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe"C:\Users\Admin\AppData\Local\Temp\b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.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:2900 -
C:\Users\Admin\AppData\Local\Temp\3582-490\b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe"2⤵
- Executes dropped EXE
PID:316
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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\b523d7fe08e059e1eb0c801b608eef842169d89d8a5372c3cfce37cbfb1bb6bbN.exe
Filesize135KB
MD5f9feb84c50872f1d17b07c0e1f0e8034
SHA142a6b8c5c735af6ff4de6e94d7864cb199c9c2ff
SHA256438553166be235b40cb37d5a99aa89693b21ab4ba34cde51f05ea806dac29b99
SHA51200d0de63eca55a50a7def99300648890dc6286c3dd1e517eb410c4c1e2f36d6bc57352ba6d3c3515742df99df89a0424a787fbd043f3c8880129480d2f8e438e
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Filesize
252KB
MD59e2b9928c89a9d0da1d3e8f4bd96afa7
SHA1ec66cda99f44b62470c6930e5afda061579cde35
SHA2568899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043
SHA5122ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156