Analysis
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max time kernel
138s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
29-11-2022 08:04
Behavioral task
behavioral1
Sample
b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe
Resource
win10v2004-20220812-en
General
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Target
b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe
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Size
3.0MB
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MD5
2dc50baf26e7af455fc31fe4ccc3f6e8
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SHA1
cffa8924d1c3ef48f54b4d3f50f1cbbf00f6dc12
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SHA256
b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355
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SHA512
2ad792a7426a389c5eaab2188e03d345bf76bedb44a8ee02cb2d82f34fc130fce0665401bd81e3c1759189bc1b4d81fb87009b026f1de4190594b56fba43b8fd
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SSDEEP
98304:gYgnAygMcaUKX746u+OppRRK2eU5YFVt4i8wtbtdC:PqX79i1KHQmt4i8ytdC
Malware Config
Signatures
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Modifies system executable filetype association 2 TTPs 1 IoCs
Processes:
b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.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:
b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exepid process 3544 b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.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:
b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exedescription ioc process File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MICROS~2.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpshare.exe b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmprph.exe b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jucheck.exe b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\INTERN~1\ExtExport.exe b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\WINDOW~2\wab.exe b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MI9C33~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmlaunch.exe b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GO664E~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOBD5D~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13165~1.21\MICROS~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmplayer.exe b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\WI8A19~1\ImagingDevices.exe b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOF5E2~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MICROS~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MICROS~3.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\MicrosoftEdgeUpdate.exe b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MIA062~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpconfig.exe b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe -
Drops file in Windows directory 1 IoCs
Processes:
b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exedescription ioc process File opened for modification C:\Windows\svchost.com b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.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:
b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exedescription pid process target process PID 1244 wrote to memory of 3544 1244 b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe PID 1244 wrote to memory of 3544 1244 b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe PID 1244 wrote to memory of 3544 1244 b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe"C:\Users\Admin\AppData\Local\Temp\b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.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
PID:1244 -
C:\Users\Admin\AppData\Local\Temp\3582-490\b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exe"2⤵
- Executes dropped EXE
PID:3544
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\3582-490\b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exeFilesize
3.0MB
MD58943b85578b4401c42982a9bc663580d
SHA1dd9b24536bbfdf9c905d824251394de364fcfbb7
SHA256d80779c23e616035ac32b56d8ec126c2b481caab9abcaf483c7a32e2686da8fc
SHA512d04bd74decb69186fef9f5667ca8de864bed6892776e06b370e547439cca0f1a691882e84352285fd9fdf973c2bdcd9b27955839e0ebc92724448ec5065d43a5
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C:\Users\Admin\AppData\Local\Temp\3582-490\b3d02f394e115c01cdc92f2d7279665db4868f670b001a3e20b59fed7e76f355.exeFilesize
3.0MB
MD58943b85578b4401c42982a9bc663580d
SHA1dd9b24536bbfdf9c905d824251394de364fcfbb7
SHA256d80779c23e616035ac32b56d8ec126c2b481caab9abcaf483c7a32e2686da8fc
SHA512d04bd74decb69186fef9f5667ca8de864bed6892776e06b370e547439cca0f1a691882e84352285fd9fdf973c2bdcd9b27955839e0ebc92724448ec5065d43a5
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memory/3544-132-0x0000000000000000-mapping.dmp