Analysis
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max time kernel
140s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
11-02-2023 03:27
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http:///root/sample/256e7d3ac256097db857088a2ee8f88718f00b1b
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
http:///root/sample/256e7d3ac256097db857088a2ee8f88718f00b1b
Resource
win10v2004-20220812-en
General
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Target
http:///root/sample/256e7d3ac256097db857088a2ee8f88718f00b1b
Malware Config
Signatures
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31014482" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{DAE332FE-AA45-11ED-89AC-E23A5D90AA50} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31014482" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31014482" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3129959073" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3130114850" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 800f43b2523ed901 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000001bb4b3ab7570e46b3548b0c5b7263fc00000000020000000000106600000001000020000000a6cc4398849812f855cbb669b67b580ece9b88e47ab8f164cb03eda7588e093a000000000e8000000002000020000000c32f84cb97465b358f58979a199de273a76e867584da0a54a6d06fd76808173d20000000714cd0c3002073997454104a8b35c09994e0bb39310c0e2ac769f6ce4a149267400000002c784d22822533048c256485b57a21fa2f41f6c038dae4a2a461e2b03f21343a06165f78b65aefac2e1217538feed30b002e0a348673cb3d1e79f44cba5fe03e iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000001bb4b3ab7570e46b3548b0c5b7263fc000000000200000000001066000000010000200000007883e02c40ebcd928cbfd9434949bcd5b1fc54431fd55903ce10d5fa50c5373b000000000e8000000002000020000000617b4e8791329718445ce77310291b539fd7da597536f7ecf336be34da2ac3702000000009dc6f92410178c037c6b26b9b25924ac57defc8a3b5281ccb4366d0ae1ae7e94000000033db96bf032d0a7105338b7bf9134a728e910271ce171f39f2ea99822e09cde22bd106980c52189ebbc7e2440b723e4018f17d852d1b8e47f88b964cd7837a4e iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31014482" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3130426807" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 00a308b6523ed901 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3130272171" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "382910229" iexplore.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3352 iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3352 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 3352 iexplore.exe 3352 iexplore.exe 4200 IEXPLORE.EXE 4200 IEXPLORE.EXE 4200 IEXPLORE.EXE 4200 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3352 wrote to memory of 4200 3352 iexplore.exe 79 PID 3352 wrote to memory of 4200 3352 iexplore.exe 79 PID 3352 wrote to memory of 4200 3352 iexplore.exe 79
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http:///root/sample/256e7d3ac256097db857088a2ee8f88718f00b1b1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3352 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3352 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4200
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
779B
MD552459475bbead1cc9bba0ff24722c884
SHA11e6cddf21f19f4819050782cd075b72fc96abd7e
SHA25623866b98ab3cc0c8db11f876560468be263c7bfd29c2de29cb36e6eb68c5c67b
SHA5129fd1c809e66ae2443bdc9adb6e3bcc7b50a26eb6f518d317bd1b9a152cc9164145637fc393fdd6e4473e84dce947d638127259684a49bdd33dc5458385e6dbb6
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\69C6F6EC64E114822DF688DC12CDD86C
Filesize246B
MD5070f9109ca51c82afd8f6b2ecfc5a308
SHA172ec24efd56dcda085d1d978da8f6adb987d8b30
SHA256f44485421914d40ce0ce8b4c361d8e728cc8a48bab12122177eb28fcedd2720e
SHA512f1020a9a855c1d1af1e285e640b693f8e5061915d1d2b857e750a4cf57b274b5add5ab065f2ffe916a5bfa83873310a4e7051dca5d61e8b3103d6c38ea27ae43