Analysis
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max time kernel
75s -
max time network
145s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
11-02-2023 17:31
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http:///root/sample/b5ef579d79e29323c45bca15668105fc0dfb5975
Resource
win7-20220901-en
windows7-x64
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
http:///root/sample/b5ef579d79e29323c45bca15668105fc0dfb5975
Resource
win10v2004-20220901-en
windows10-2004-x64
5 signatures
150 seconds
General
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Target
http:///root/sample/b5ef579d79e29323c45bca15668105fc0dfb5975
Score
1/10
Malware Config
Signatures
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 602ffe08e13ed901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "382971369" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{31D2CA41-AAD4-11ED-A920-7ADB5DB493F4} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000031afa15789a3a54aa772accabd86d06d00000000020000000000106600000001000020000000ee43bc185c8e975cb04f5f689f1baad2eab5fd0ac7610dd5de94104cf7eebf49000000000e80000000020000200000002b2fe1f24d350fe5c9fb9576ce289031a50362749379d91ea29cf0121679b3c32000000088730af43e3cec4863cae8a50084e63acad1b4d204852704b66f9549197c69bd400000002e327ce0baa4ccb58015ca823e9d21c4ff5fae01131e936ed79a062616ed6d647089274fabe2acab4cf5426b5d8ac6745164f3342e8bb38aeb1bb4e144430195 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1744 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1744 iexplore.exe 1744 iexplore.exe 1444 IEXPLORE.EXE 1444 IEXPLORE.EXE 1444 IEXPLORE.EXE 1444 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1744 wrote to memory of 1444 1744 iexplore.exe 28 PID 1744 wrote to memory of 1444 1744 iexplore.exe 28 PID 1744 wrote to memory of 1444 1744 iexplore.exe 28 PID 1744 wrote to memory of 1444 1744 iexplore.exe 28
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http:///root/sample/b5ef579d79e29323c45bca15668105fc0dfb59751⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1744 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1744 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1444
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
603B
MD50f2055c9f5cfc3df079c6db14d39aadf
SHA173378c224ce2b74d2c60af1e09941b1f989e2bdd
SHA2563b7618e60f226c1a94ac4f23c1dc1da14f5e363a99299d9da337029476ae6395
SHA512476070da4643619006a0b193350b7df2e10df3c5e4baa21fd1694ef8fb30820c33afe949374bf19db4fef2c7bcfd3f9a0d2f0cc267d20ff99299140039694d51