Analysis
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max time kernel
170s -
max time network
182s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
21-11-2022 11:22
Static task
static1
Behavioral task
behavioral1
Sample
71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe
Resource
win10v2004-20221111-en
General
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Target
71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe
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Size
1012KB
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MD5
21e5ba44859b6cb317cf86a55c696d90
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SHA1
13609821e3bd39a7fe6eb06b9d46c4bdc02f8330
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SHA256
71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d
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SHA512
d7ab7ea146a8b3155b5d00e1ae5a1511eaec51ea2311f2390be06b8ef94f9ded67c602a6df13bc0a54acd5f75e371e9cce756a6197ed9307ecbd6ea3d1e346f4
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SSDEEP
12288:T6y2PbZkOrnhK0hOo0+wtGD9DmZYpmNvvtvlmuTfatbyUJiyOP:T6lPPrnhbhx8GD9D0YQ9vlvcJi9P
Malware Config
Signatures
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Modifies system executable filetype association 2 TTPs 1 IoCs
Processes:
71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.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:
71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exepid process 2880 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.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:
71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exedescription ioc process File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jucheck.exe 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13169~1.31\MICROS~3.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\WINDOW~2\wabmig.exe 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpshare.exe 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13169~1.31\MI391D~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmlaunch.exe 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOBD5D~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GO664E~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\INTERN~1\ExtExport.exe 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13169~1.31\MICROS~4.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\WINDOW~2\wab.exe 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13169~1.31\MIA062~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\MicrosoftEdgeUpdate.exe 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~4.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmprph.exe 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOF5E2~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmplayer.exe 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\WI8A19~1\ImagingDevices.exe 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\WINDOW~4\setup_wm.exe 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpconfig.exe 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13169~1.31\MICROS~2.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13169~1.31\MICROS~1.EXE 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe -
Drops file in Windows directory 1 IoCs
Processes:
71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exedescription ioc process File opened for modification C:\Windows\svchost.com 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.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:
71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exedescription pid process target process PID 1208 wrote to memory of 2880 1208 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe PID 1208 wrote to memory of 2880 1208 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe PID 1208 wrote to memory of 2880 1208 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe 71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe"C:\Users\Admin\AppData\Local\Temp\71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.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\71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.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\71c26db43a1522a5c211d75e97e8f300f8791fdeb55f94e8da495e219edc921d.exeFilesize
971KB
MD5de5f42ec251dbf65ebe61352e20ae904
SHA100ca64fdc6dbe35b6e8d706b8195d87f8dabdffe
SHA2561761b8ace235dbcf9c0748b87fef5d8acc8c53ff2598499bf7cfbc36d71e1177
SHA5126fe629a91286652733bdd7a394d6b203b52b6104336d271f48396ccb6e19b76f17b5a2c50e95b59409e04a39154bfa6618653abbe8a6fb91ee0f0b29cfd91160
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memory/2880-132-0x0000000000000000-mapping.dmp