Analysis
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max time kernel
38s -
max time network
44s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
13/10/2022, 21:17
Behavioral task
behavioral1
Sample
838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe
Resource
win10v2004-20220812-en
General
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Target
838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe
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Size
521KB
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MD5
65bc1ac174223c0c7eaa9fe21c1b32a0
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SHA1
09c901dc850a90e76c594f8ef648246e4fc39140
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SHA256
838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29
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SHA512
7c7ec38cd57f3250c02e46a46c2417038edecec9a7681da1d58431f1e5c1821f33499fee5f9953f8868c552dce8e7a7a5514442dddc7ca31623c9c89d38efafd
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SSDEEP
6144:k9RoHUNbFbw7itVe1cH//QVGDXBacBxvs1w3u6CbsXBblLI5EWMiXvo3l9sl:UoOFHAuHccjs63jCublk5aCw3Ul
Malware Config
Signatures
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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\" %*" 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe -
Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
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Loads dropped DLL 1 IoCs
pid Process 2036 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe -
Reads user/profile data of web browsers 2 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\MICROS~1\Office14\XLICONS.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~4.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOBD5D~1.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~2.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmpconfig.exe 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmplayer.exe 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\WI4223~1\sidebar.exe 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmpshare.exe 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~1.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\misc.exe 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\WI54FB~1\setup_wm.exe 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOF5E2~1.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmprph.exe 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmlaunch.exe 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GO664E~1.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~2\WINDOW~4\ImagingDevices.exe 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe File opened for modification C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies registry class 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" 838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe"C:\Users\Admin\AppData\Local\Temp\838a75fa91378d038535b347d479761568099d783cd49c16cd95ac747767ec29.exe"1⤵
- Modifies system executable filetype association
- Loads dropped DLL
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
PID:2036
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
252KB
MD59e2b9928c89a9d0da1d3e8f4bd96afa7
SHA1ec66cda99f44b62470c6930e5afda061579cde35
SHA2568899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043
SHA5122ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156