Analysis
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max time kernel
126s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
20/09/2022, 08:28
Static task
static1
Behavioral task
behavioral1
Sample
is.html
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
is.html
Resource
win10v2004-20220812-en
General
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Target
is.html
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Size
3KB
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MD5
26a4c3bba8213ac7ffb26f0dcfa7c646
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SHA1
0328471ee964ac7be4b37e3c8259c83234f7f4f0
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SHA256
7ddc6384246f0b4e999a3fe9884918aa7736766e27497c6d17bd62cb2e4f4ce3
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SHA512
c6935118ce112f565b13728b83532e2c3c096e8b3bf70a8e4e0f0766bfe585bb51ad9ed276b2790c3f6a9c10bc7ec3c21acaa0c85fb4839549c999939560e358
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\Main 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\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar 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\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\PageSetup 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\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Zoom 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 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\IETld\LowMic iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{38223121-38BE-11ED-BDDC-626677DD231B} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch 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\LastProcessed = 804b2312cbccd801 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\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch 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 Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "370427491" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion 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 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\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser 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\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000048ca5449a4d21846ba8a995ea0abd35a00000000020000000000106600000001000020000000ca9eebb43cfff0e5a3a83aaa06011dda33f9672607df3c96ea20592b144c868f000000000e80000000020000200000008e862b27b262d3f745d2f3fe64b451c88dbacb62405b2a57056f96ef2ad20d6420000000894cbe28c8af7746d36f04a49275bea5d6cde8ec81793c99b6ea1d72616c764140000000a95812c5fe59dfd7a9d6ac1441034f6183f721aedf13b7bf521522a5d3ae13479c0c59f05045b64762870d5894baa7a41d312053164f47a2ebad25bbf8896496 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\InternetRegistry iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1536 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1536 iexplore.exe 1536 iexplore.exe 1076 IEXPLORE.EXE 1076 IEXPLORE.EXE 1076 IEXPLORE.EXE 1076 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1536 wrote to memory of 1076 1536 iexplore.exe 27 PID 1536 wrote to memory of 1076 1536 iexplore.exe 27 PID 1536 wrote to memory of 1076 1536 iexplore.exe 27 PID 1536 wrote to memory of 1076 1536 iexplore.exe 27
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\is.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1536 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1536 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1076
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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\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5f86846c88e1d5956285be739dc858a3c
SHA1c83dd7491867452ed472b69f0cac5d11c91a740b
SHA2563914f74ce064adc35679c99a4f54d795bbbf29f5821fef445329ff0d3a032319
SHA51204dc1b081fbaa7cc2c6cfc99584181ffae3126ca69b353f8fed31e75f3869e08f53abda53435f3d4f125b9e55ed62efa88a7ad525b4c653a5fb55a3cc0ed7a74
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Filesize
603B
MD54d72551c523d7e1525ca9e91e352cc58
SHA1d7ff838980bbcdadf1ebfb06cea18cad9ad93c9b
SHA25671696f7a4c949168b0ec0b8cba9dce8d049ee512e77cd231326756a0bc696998
SHA51263bf9d9ad8853712c74dc2a23b9e37cf8810818b9fc2a30fa6e440f11e22469a342b546fc2050ac78f907f5d96a266d052f4348d34d497adfb348404dc640305