Analysis
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max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
18-06-2024 14:52
Static task
static1
Behavioral task
behavioral1
Sample
2024-06-18_7c345a3408d0555cdaead86fa4955a09_avoslocker_cobalt-strike_metamorfo.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-18_7c345a3408d0555cdaead86fa4955a09_avoslocker_cobalt-strike_metamorfo.exe
Resource
win10v2004-20240226-en
General
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Target
2024-06-18_7c345a3408d0555cdaead86fa4955a09_avoslocker_cobalt-strike_metamorfo.exe
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Size
375KB
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MD5
7c345a3408d0555cdaead86fa4955a09
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SHA1
6aa9adbadc0508361a1db78afccff6a9a5ffa54c
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SHA256
6826b60fcf9993178042f62c206c54a2ace4f8c114dbdd94601db464d6f16a59
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SHA512
42503ca6019784623f8b7f9d2b74c68dd2bc17da5cbeaa93170f900a882688c9039cb50a8a3dda4c1714bc418a9ae2d8f7d59eace28913354c67bcc965c4dbcf
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SSDEEP
6144:mQ91dwpFilh+CQn2TtWga+1hPRvxRaR9bYLw5L/04N:mQ94pFilh+CQ2La+RiNh/04N
Malware Config
Signatures
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Processes:
iexplore.exeIEXPLORE.EXEdescription ioc process Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "424884232" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "3" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 9031af438fc1da01 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000760f6fb6d7365248881a38bcea68cf8b00000000020000000000106600000001000020000000c1cfc630f3a200ffa576a1f0f9fdf0bf7336cf5aea74c42312dfa1eade245644000000000e800000000200002000000044085250add70d8241769203ff84a6ff61bf1d5d0e20747bb6e8e414e66ad56e200000000ee8c17030102b56a3559d8be6aeea9fd49963bdb08d46fb7b623df2912d495240000000f8fe7663a5d3096c87da07d349d334133b7c1c5e67f17abc6f4e8a6adfaff484c1937074a416659c59119a64ca52372deabf2b6a565884880770a8befa63155e iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{5E1BBFD1-2D82-11EF-AE43-7A4B76010719} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000760f6fb6d7365248881a38bcea68cf8b000000000200000000001066000000010000200000004c2867779884aefe665dc9c4911ad2cb85f0d4504de6745806898f4745ace5d0000000000e80000000020000200000005e8092c70e3a69187aa0071d7e607075fd187ebb542115d3c67476ceaf62662490000000f80461cf1630dfc8b0c9128b77d97cdb3fb3dfd3da46d37fbc3adb055552a729644cbcb5e9a68edee2aff0b40a286f9e713e28749da7912c9b706115322d9447d6f8f11eb20144318451c124fcd4f2e2e065c0ea57469f9c3fa3b441a68009a0fe551a624e6fe06d163d82291e4ae12d2aa4eeb5ff6ddca53457c4d10426cd068238fdd02ad2d8432c41e18043bc404440000000f1503cc8bb24567e5f5a46e82be3cf1ae8056da475881ba69ce73d54dd692ddf3fcd00c54f09b384ede7c8158ce1fb48dfad90682e97bf3237a7f9db6a1b61b5 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\SearchScopes iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
iexplore.exepid process 2600 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
iexplore.exeIEXPLORE.EXEpid process 2600 iexplore.exe 2600 iexplore.exe 2652 IEXPLORE.EXE 2652 IEXPLORE.EXE 2652 IEXPLORE.EXE 2652 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
iexplore.exedescription pid process target process PID 2600 wrote to memory of 2652 2600 iexplore.exe IEXPLORE.EXE PID 2600 wrote to memory of 2652 2600 iexplore.exe IEXPLORE.EXE PID 2600 wrote to memory of 2652 2600 iexplore.exe IEXPLORE.EXE PID 2600 wrote to memory of 2652 2600 iexplore.exe IEXPLORE.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-06-18_7c345a3408d0555cdaead86fa4955a09_avoslocker_cobalt-strike_metamorfo.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-18_7c345a3408d0555cdaead86fa4955a09_avoslocker_cobalt-strike_metamorfo.exe"1⤵
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" https://zoom.us/support/down4j?os=win&err=20030003&v=2_6_11⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2600 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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memory/1668-0-0x0000000000340000-0x0000000000342000-memory.dmpFilesize
8KB