Analysis
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max time kernel
92s -
max time network
106s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
02-12-2022 14:40
Behavioral task
behavioral1
Sample
b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe
Resource
win10v2004-20220901-en
General
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Target
b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe
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Size
154KB
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MD5
f53d031893900a221a023dcecf635c5e
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SHA1
46301cd53556d3348221fccd536cbfddbeb0317f
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SHA256
b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf
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SHA512
b4a64cb0eb75060510408d1b024af865c498cb3c799d8343917b554048f4791653a7a6fe3c2dc0c44fd27d2deb6437f40d63576daf200e33097a2085c3fd836c
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SSDEEP
3072:sr8JCtz5RI+FlB6MfXhaYf+YC/A114IV71h7rNIVCTXA3eZIkesJPPqb5g+VTjKD:ktxI+TLbx
Malware Config
Signatures
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Modifies system executable filetype association 2 TTPs 1 IoCs
Processes:
b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.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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Executes dropped EXE 1 IoCs
Processes:
b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exepid process 4792 b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.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
Processes:
b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exedescription ioc process File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13167~1.21\MI391D~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\WINDOW~2\wabmig.exe b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13167~1.21\MICROS~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOF5E2~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\INTERN~1\ExtExport.exe b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13167~1.21\MIA062~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13167~1.21\MICROS~2.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmlaunch.exe b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpshare.exe b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13167~1.21\MICROS~3.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13167~1.21\MI9C33~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\WINDOW~2\wab.exe b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmplayer.exe b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13167~1.21\MICROS~4.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\MicrosoftEdgeUpdate.exe b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmprph.exe b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~2.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jucheck.exe b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GO664E~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpconfig.exe b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe File opened for modification C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe -
Drops file in Windows directory 1 IoCs
Processes:
b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exedescription ioc process File opened for modification C:\Windows\svchost.com b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.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
Processes:
b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exedescription pid process target process PID 4848 wrote to memory of 4792 4848 b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe PID 4848 wrote to memory of 4792 4848 b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe PID 4848 wrote to memory of 4792 4848 b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe"C:\Users\Admin\AppData\Local\Temp\b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe"1⤵
- Modifies system executable filetype association
- Checks computer location settings
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\3582-490\b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exe"2⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\3582-490\b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exeFilesize
113KB
MD5506708142bc63daba64f2d3ad1dcd5bf
SHA1d30e8c7543adbc801d675068530b57d75cabb13f
SHA2569c36a08d9e7932ff4da7b5f24e6b42c92f28685b8abe964c870e8d7670fd531a
SHA512a6e16f0de64b1500fbb2c7974a5efd40e8768b6c133f8ef367725a5c82b3b38c300dd65fa159b4a5f15413b0843a1e37416550ec89749ec1cf5cfae73dcc01ab
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C:\Users\Admin\AppData\Local\Temp\3582-490\b26000731710b91b020a96c2c834e609f3f74d1b4c879964e1962c69975e3fbf.exeFilesize
113KB
MD5506708142bc63daba64f2d3ad1dcd5bf
SHA1d30e8c7543adbc801d675068530b57d75cabb13f
SHA2569c36a08d9e7932ff4da7b5f24e6b42c92f28685b8abe964c870e8d7670fd531a
SHA512a6e16f0de64b1500fbb2c7974a5efd40e8768b6c133f8ef367725a5c82b3b38c300dd65fa159b4a5f15413b0843a1e37416550ec89749ec1cf5cfae73dcc01ab
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memory/4792-132-0x0000000000000000-mapping.dmp