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Analysis
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max time kernel
120s -
max time network
131s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
11/02/2023, 10:43
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http:///root/sample/c58074004afab85cd987c5c4510d5a1c22869fd8
Resource
win7-20220812-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
http:///root/sample/c58074004afab85cd987c5c4510d5a1c22869fd8
Resource
win10v2004-20221111-en
4 signatures
150 seconds
General
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Target
http:///root/sample/c58074004afab85cd987c5c4510d5a1c22869fd8
Score
1/10
Malware Config
Signatures
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "382953764" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000bb309dff5a385a4b94107373ef0818ba0000000002000000000010660000000100002000000087ef3a9727dbe68c8e2513305e702e7a79f54dea57168b1ad5d08dae40482ebc000000000e8000000002000020000000b5bafed7b4e2558f21e5c401005848de5c4c0f38c68df38da544a47929be7b7b20000000b71ef68f00336fd4e8920c3fc080a29bfda4d663e46e647c4015c4df87923e9940000000a2bd90d54d1e6232c2e78cc585ed3642dc98cd16964124baf81ab8c58df775e697d041dab0d69708d968dfdc95988974ff7cfd6eb1c8b026f61fb5ac0bcb3d09 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 604ade13b83ed901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{2EA0A960-AAAB-11ED-9738-7E4CDA66D2DC} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1892 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1892 iexplore.exe 1892 iexplore.exe 828 IEXPLORE.EXE 828 IEXPLORE.EXE 828 IEXPLORE.EXE 828 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1892 wrote to memory of 828 1892 iexplore.exe 27 PID 1892 wrote to memory of 828 1892 iexplore.exe 27 PID 1892 wrote to memory of 828 1892 iexplore.exe 27 PID 1892 wrote to memory of 828 1892 iexplore.exe 27
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http:///root/sample/c58074004afab85cd987c5c4510d5a1c22869fd81⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1892 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1892 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:828
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
601B
MD51437ba6a12ff0e4cda07c31aa979370a
SHA1ac13de5f62d9b38994a8db727f67523757231b24
SHA256e36195ead2b57e38224fbe3c6a4afc29fb0a0508e3abccf52b6248a72c2d19f5
SHA512b12e63cff5823c93ca40f65f5edab034d3abb28016486a4f89b7d7faa33422b004b733cce6a2764fd5e1f0033d777db82e5bad92e01a30191497a3a15df58f98