Analysis
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max time kernel
183s -
max time network
178s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
01/10/2022, 17:58
Behavioral task
behavioral1
Sample
a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe
Resource
win10v2004-20220812-en
General
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Target
a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe
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Size
626KB
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MD5
670b86cbb111171540b017878613b72c
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SHA1
34ad2cabcf5eccb84c261ae679b9be08e4fb5275
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SHA256
a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3
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SHA512
51fd4e7ca18e1c44a7e60b1893cd6867514e58fa554e7a4f6197b7d86cb1be21b90127f1260bf209cca7fa8e935476ded4c2b52a5a94fdca00defc8df9ea8b7c
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SSDEEP
6144:k9PwWA2YMHAy0zWwxhiK+WLT5ozfUJtwHF:whYMHHE7hm4QH
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\" %*" a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.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
pid Process 3984 a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.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\INTERN~1\ieinstal.exe a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~2.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MIA062~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\WINDOW~2\wabmig.exe a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MICROS~2.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmplayer.exe a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\MicrosoftEdgeUpdate.exe a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmlaunch.exe a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MICROS~3.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOF5E2~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MICROS~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\INTERN~1\ExtExport.exe a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MI391D~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\WINDOW~2\wab.exe a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\WINDOW~4\setup_wm.exe a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~4.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpshare.exe a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13165~1.21\MICROS~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmprph.exe a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MI9C33~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOBD5D~1.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe File opened for modification C:\PROGRA~2\WI8A19~1\ImagingDevices.exe a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.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\" %*" a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3984 a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe 3984 a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe 3984 a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe 3984 a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4820 wrote to memory of 3984 4820 a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe 81 PID 4820 wrote to memory of 3984 4820 a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe 81 PID 4820 wrote to memory of 3984 4820 a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe"C:\Users\Admin\AppData\Local\Temp\a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.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:4820 -
C:\Users\Admin\AppData\Local\Temp\3582-490\a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:3984
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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\a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe
Filesize586KB
MD56be41d7c1d6e1770d20c27eb94459b18
SHA1a669f38f9c2d52bcedd380996dd096c611950a05
SHA25626f016e9be2eb6d167f5e51572aca3e9880c09f12f8cf3e868d04e827a85d5a8
SHA512f0f5c578d3e3ce26e95e3b39d18285ac495f238e360d788f1fa0e52ed2e817c9845657f8ff5a191eb932535e0ba462537decbbf6500cf4bde2959eff8c9998a8
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C:\Users\Admin\AppData\Local\Temp\3582-490\a8aaf237a73018c7c14b180336b57d08d5c6a352ce359985521fbb32745d8be3.exe
Filesize586KB
MD56be41d7c1d6e1770d20c27eb94459b18
SHA1a669f38f9c2d52bcedd380996dd096c611950a05
SHA25626f016e9be2eb6d167f5e51572aca3e9880c09f12f8cf3e868d04e827a85d5a8
SHA512f0f5c578d3e3ce26e95e3b39d18285ac495f238e360d788f1fa0e52ed2e817c9845657f8ff5a191eb932535e0ba462537decbbf6500cf4bde2959eff8c9998a8