Analysis
-
max time kernel
67s -
max time network
136s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
06-09-2022 14:10
Static task
static1
Behavioral task
behavioral1
Sample
attachment20220906-15072-kf8fir.html
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
attachment20220906-15072-kf8fir.html
Resource
win10v2004-20220901-en
General
-
Target
attachment20220906-15072-kf8fir.html
-
Size
1.1MB
-
MD5
337e45102a47c376dbe0c96319c1b64d
-
SHA1
844b820ea60c3611ffef871b05632f8993dd460b
-
SHA256
1e1c7387c2735feb16903b1c721b9c3df4b6e5bdd9475a21a0ae244546e4ac25
-
SHA512
2f9a73c397e7eaaba537a9f7bcf343afcc486bc1285f4eb6f6ce9688b826c6cc3abd9d25ccb462c516075b8f9e4bdbe8644b8d5498634cf4b4baec1e09a616bc
-
SSDEEP
24576:a7nfbP/UxUcc5SJ4lH/Iz5fGtFCC+c2lOO8n+lDuZ:6n5G4Rlt0JfCvZ
Malware Config
Signatures
-
Modifies Internet Explorer Phishing Filter 1 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\PhishingFilter iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\PhishingFilter\ClientSupported_MigrationTime = 3036232e0bc2d801 iexplore.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "369245600" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{6A4E8FB1-2DFE-11ED-8B55-6651945CA213} = "0" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000062e6ef0d45f4454ab79548c962d74cdf000000000200000000001066000000010000200000002914562ab92c48511c12375c7084722012c8594439744c74327fc466d991915e000000000e8000000002000020000000706f5d1bce165ee71457ceb5188e0ad5b0d811e45e2536711c7da1aea09fb42020000000af5bfdd6959f77160e764a1444d2f0775718763916ec4823efdda8f386eeb00540000000c0185ac3d9e62b8ede6d0358d5c0ea6943c3965cfcb816b80c8267e784d36908aa5d96d32fbd589bffa7f2d0fa8efe984b8775b38f94015f813e703a6ce67225 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 7007a6440bc2d801 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1920 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1920 iexplore.exe 1920 iexplore.exe 2028 IEXPLORE.EXE 2028 IEXPLORE.EXE 2028 IEXPLORE.EXE 2028 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1920 wrote to memory of 2028 1920 iexplore.exe 29 PID 1920 wrote to memory of 2028 1920 iexplore.exe 29 PID 1920 wrote to memory of 2028 1920 iexplore.exe 29 PID 1920 wrote to memory of 2028 1920 iexplore.exe 29
Processes
-
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\attachment20220906-15072-kf8fir.html1⤵
- Modifies Internet Explorer Phishing Filter
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1920 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1920 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2028
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize340B
MD56e7c59f0f06768be3cf0dd7629b71b29
SHA12ee91976cde719d185c55f1630a461b254e9230d
SHA2564b802f93c9963769ae3cf13a862a14e98036b2a01f649af3a7bbef267d151a85
SHA512d4f40ef10abef6ecac700e5a5fa0bb0884a0d480df12b9728f046c35634208508d5bda877776ee23fcca5374a6c83199690438fe7f88cac767ab245a2d56c272
-
Filesize
603B
MD5e55891b3243caf489e4a3bf695f8886d
SHA16e374bd3484608847496407b72bcccc92a3afa2d
SHA256a773917b9a65f8402bf674ef9986bdc473ea4df3adf99390aa1a721046b2f23f
SHA512a860a45b2ab7311fba2e34286babf29c13f9f09a5ed28dfb56a43f4c93438b78a47f54488c9f2d6ada1fef0b18d3e8d8035af3eb7633c913dad5147b474221f0