neshta | 4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99

General

Target

4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
Size

4.3MB
MD5

52bcba7ba6f255db09165b544d961f69
SHA1

33391fcbbe9ea2e85f9ea7efe962046d970c6a40
SHA256

4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99
SHA512

67cca72d08c0e4e2149296150444a6d9ead1d71fea4866896248ccaa291f7b6bc8ac42e2300ec903d1ef8c655d926dd051e88061b1d836fdebe286f90cc628c7

Score

10^/10

neshta persistence spyware stealer

Malware Config

Signatures

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1042

Processes:

4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe

Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
persistence spyware neshta
Executes dropped EXE 1 IoCs

Processes:

4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe

pid process

1504 4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
Sets service image path in registry 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1060

Modify Registry
T1112

pid	process
1504	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Drops file in Program Files directory 64 IoCs

Processes:

4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13153~1.55\MI391D~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOBD5D~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EdgeCore\970107~1.55\MSEDGE~3.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\MicrosoftEdgeUpdate.exe	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13153~1.55\MIA062~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wabmig.exe	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~4.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~2.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EdgeCore\970107~1.55\msedge.exe	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13153~1.55\MICROS~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EdgeCore\970107~1.55\BHO\IE_TO_~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jucheck.exe	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOF5E2~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmplayer.exe	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EdgeCore\970107~1.55\PWAHEL~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13153~1.55\MICROS~3.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GO664E~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13153~1.55\MICROS~4.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13153~1.55\MICROS~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\setup_wm.exe	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EdgeCore\970107~1.55\MSEDGE~2.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EdgeCore\970107~1.55\NOTIFI~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EdgeCore\970107~1.55\MSEDGE~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpshare.exe	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmlaunch.exe	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe

Drops file in Windows directory 7 IoCs

Processes:

svchost.exe4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe

description	ioc	process
File opened for modification	C:\Windows\WindowsUpdate.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.edb	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\ReportingEvents.log	svchost.exe
File opened for modification	C:\Windows\svchost.com	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies data under HKEY_USERS 41 IoCs

Processes:

WaaSMedicAgent.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs	WaaSMedicAgent.exe

Modifies registry class 1 IoCs

Processes:

4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

svchost.exe

description	pid	process
Token: SeShutdownPrivilege	3600	svchost.exe
Token: SeCreatePagefilePrivilege	3600	svchost.exe
Token: SeShutdownPrivilege	3600	svchost.exe
Token: SeCreatePagefilePrivilege	3600	svchost.exe
Token: SeShutdownPrivilege	3600	svchost.exe
Token: SeCreatePagefilePrivilege	3600	svchost.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe

description	pid	process	target process
PID 3700 wrote to memory of 1504	3700	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
PID 3700 wrote to memory of 1504	3700	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe	4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe

C:\Users\Admin\AppData\Local\Temp\4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
"C:\Users\Admin\AppData\Local\Temp\4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.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:3700

C:\Users\Admin\AppData\Local\Temp\3582-490\4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe"
2⤵
- Executes dropped EXE
PID:1504

C:\Windows\System32\WaaSMedicAgent.exe
C:\Windows\System32\WaaSMedicAgent.exe 4bd526fbd439dca6e15164d4f1e7b583 XUKIHa4KP0WdUtg8yf/lTA.0.1.0.0.0
1⤵
- Modifies data under HKEY_USERS
PID:3024

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:3600

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Change Default File Association

1

T1042

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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C:\Users\Admin\AppData\Local\Temp\3582-490\4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
MD5
0aa2a968f03aa2ed184a30efadc54dbb

SHA1
63fa47ad923d8751ac3d7aa361368e51328c04dc

SHA256
c388427c7858238f46a9ca4186884f7215a12108e9282916c2e5369670b79db3

SHA512
7fc0d7bb221470662557e78c668fe146a7d7c8dcf0a72e9126737265e69cfa054cf6ea7b5bc6d7c28b64f01cafb4a60e939fcea7347cbc8e426b5417396058ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\4c9237ca772624c33430e9c028555c5577568e574c1d13b4261489df55cead99.exe
MD5
0aa2a968f03aa2ed184a30efadc54dbb

SHA1
63fa47ad923d8751ac3d7aa361368e51328c04dc

SHA256
c388427c7858238f46a9ca4186884f7215a12108e9282916c2e5369670b79db3

SHA512
7fc0d7bb221470662557e78c668fe146a7d7c8dcf0a72e9126737265e69cfa054cf6ea7b5bc6d7c28b64f01cafb4a60e939fcea7347cbc8e426b5417396058ee

Download Submit
memory/3600-132-0x000001B4FE370000-0x000001B4FE380000-memory.dmp

Filesize
64KB

Download
memory/3600-139-0x000001B4FF0F0000-0x000001B4FF0F4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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