Analysis
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max time kernel
167s -
max time network
168s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
16/10/2023, 18:35
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.bf935ca4316b1ba71faadb96a5560d60.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
NEAS.bf935ca4316b1ba71faadb96a5560d60.exe
Resource
win10v2004-20230915-en
General
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Target
NEAS.bf935ca4316b1ba71faadb96a5560d60.exe
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Size
223KB
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MD5
bf935ca4316b1ba71faadb96a5560d60
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SHA1
d4ae362160187c50d491fb934f242d40da5eae34
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SHA256
aaced42ab2583e9021c9243c19d5077e13ed754a2b8187f15bf8638e149af044
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SHA512
0074e5398b85fef3ea2e03286240c4c4f05bb3b26d0cfdbd94f4dfe9b83a3ec7383d15e2d37469111365086b7e63e5aee30c62db4a677a7055e7e2f51b50ccc8
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SSDEEP
768:W7BlphA7pARFbhOm0CAbLg78LQMQvKnKb/F8LwtxtugXZ5OXa9LwtxtugXZ5OXah:W7ZhA7pApH178NKztlJ5OvtlJ5O5soTg
Malware Config
Signatures
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Renames multiple (223) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\Common Files\microsoft shared\ClickToRun\ucrtbase.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\7-Zip\Lang\is.txt.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\7-Zip\Lang\ps.txt.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-core-file-l2-1-0.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2R32.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\7-Zip\Lang\fr.txt.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\7-Zip\Uninstall.exe.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RUI.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-time-l1-1-0.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\msvcp120.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ink\en-US\TipTsf.dll.mui.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\7-Zip\Lang\an.txt.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\7-Zip\Lang\mn.txt.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.el-gr.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.th-th.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ink\en-US\TabTip.exe.mui.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ink\es-ES\mshwLatin.dll.mui.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\7-Zip\7z.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.hr-hr.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.kk-kz.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeClickToRun.exe.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-core-localization-l1-2-0.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-conio-l1-1-0.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ink\bg-BG\tipresx.dll.mui.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ink\de-DE\TipTsf.dll.mui.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ink\de-DE\TipRes.dll.mui.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\7-Zip\Lang\da.txt.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\7-Zip\Lang\ms.txt.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.ko-kr.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\msix.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\SubsystemController.man.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\7-Zip\Lang\es.txt.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\7-Zip\Lang\ro.txt.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.zh-tw.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\RepoMan.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.de-de.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ink\de-DE\tipresx.dll.mui.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\7-Zip\Lang\io.txt.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\7-Zip\Lang\ta.txt.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\CloseOpen.odt.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-runtime-l1-1-0.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-locale-l1-1-0.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\AppvIsvSubsystems64.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.es-es.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\7-Zip\Lang\gu.txt.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\7-Zip\Lang\lij.txt.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.fr-fr.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ink\de-DE\InputPersonalization.exe.mui.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ink\es-ES\rtscom.dll.mui.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\7-Zip\Lang\nl.txt.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.he-il.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.lv-lv.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ink\es-ES\TipRes.dll.mui.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\7-Zip\Lang\kab.txt.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\7-Zip\Lang\nb.txt.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.sl-si.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.vi-vn.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\7-Zip\Lang\ka.txt.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVCatalog.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.ms-my.dll.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\Common Files\microsoft shared\ink\de-DE\tabskb.dll.mui.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\7-Zip\Lang\ko.txt.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\7-Zip\Lang\ku-ckb.txt.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe File created C:\Program Files\7-Zip\Lang\sr-spl.txt.tmp NEAS.bf935ca4316b1ba71faadb96a5560d60.exe
Processes
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
224KB
MD5d0217d8aaf0c77d61979907e52ee1a4c
SHA11dbee25506efc71df802d4327bc51aa69f1b4ae9
SHA256c24eb9e1768537f63454312fcd6a70750690dd3a46ebdd86226541452508611b
SHA51237d22bcaaf77c3a4df723839a61c1425114bccda1910bec816aeee155d10d4509c689450c31ad8ea015788143954893ce070e0a55e4a0b8afb15a6f36784abf2
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Filesize
225KB
MD5bdde16ee6c5fbadb3d681ce0f9af984a
SHA18e7ae6fe6c19bb4c5e3ad91715415d54904d9e8f
SHA2560dbc52c98e99b3792e1e4745d09e5d987378240f1d8eeec2347298274458e964
SHA512fd494ee88100033cb200cdb7921676aba3c66a1ca92114aced124a2cc5f21c3065e11bb15905a3521939a111ade358d39aa5de95a94acf023ea2d3c4f43ad6dd