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Analysis
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max time kernel
122s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
03/01/2024, 13:26
Static task
static1
Behavioral task
behavioral1
Sample
3ea69f0171d750b82dc667db1b6cf01c.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
3ea69f0171d750b82dc667db1b6cf01c.exe
Resource
win10v2004-20231215-en
General
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Target
3ea69f0171d750b82dc667db1b6cf01c.exe
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Size
143KB
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MD5
3ea69f0171d750b82dc667db1b6cf01c
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SHA1
fd5f9692ebafbeae2ba6aab47f2a041c1616c472
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SHA256
d15b63670bb45af2fcc14c66687e0114bb4f5ae8e1c0923e28fb5eaf82799e0a
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SHA512
24315e99d69b9226a03bf7b1c11da923a7201490812545abaaeac1affe0a2ebf3b113d3e7f3643582c56cdf9b9dad99fe133535f7a8f6bb2fbffcd7520dbc6db
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SSDEEP
3072:wamXeCtkCubJCXxoNTBf4QFFPCXip07v917Yq:waKkbAaNTBQQjCXbrz5
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{050E29B1-AA3C-11EE-86D4-76D8C56D161B} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\SearchScopes iexplore.exe Key created \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\MINIE iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2716 iexplore.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2716 iexplore.exe 2716 iexplore.exe 2928 IEXPLORE.EXE 2928 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2940 wrote to memory of 1896 2940 3ea69f0171d750b82dc667db1b6cf01c.exe 27 PID 2940 wrote to memory of 1896 2940 3ea69f0171d750b82dc667db1b6cf01c.exe 27 PID 2940 wrote to memory of 1896 2940 3ea69f0171d750b82dc667db1b6cf01c.exe 27 PID 2940 wrote to memory of 1896 2940 3ea69f0171d750b82dc667db1b6cf01c.exe 27 PID 2716 wrote to memory of 2928 2716 iexplore.exe 30 PID 2716 wrote to memory of 2928 2716 iexplore.exe 30 PID 2716 wrote to memory of 2928 2716 iexplore.exe 30 PID 2716 wrote to memory of 2928 2716 iexplore.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\3ea69f0171d750b82dc667db1b6cf01c.exe"C:\Users\Admin\AppData\Local\Temp\3ea69f0171d750b82dc667db1b6cf01c.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2940 -
C:\Windows\system32\wscript.exe"C:\Windows\sysnative\wscript.exe" C:\Users\Admin\AppData\Local\Temp\A4F6.tmp\A4F7.tmp\A4F8.vbs //Nologo2⤵PID:1896
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2716 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2716 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2928
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5b50c2512b0a9d6b5070836fdce93adc4
SHA1f8ba38ddd6320f50dd0a78dbd2ef6c1c99b1d62d
SHA2562172378b4fc953ac88b776fabf60b38e53f2d838c8a937743b75713dee4f666e
SHA512edc8d4a5fd1968458808105d395c53a4fabfe30a08c1b2f09b5416bdeb1f2d15d51749ccff7c87560c70aa7a1ce0c7d2dc1359f8780a891a07c160ef79b13c76
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD563ff39972280853147a5ff8c300236cd
SHA1768e90f3b4e8e9ec518b17616e2ba0d779720d16
SHA2566a577b60c7986cfa086c8fbfca927a433e2e4b9a77745b6f1d5f28356e8476c9
SHA51247dce06facb359a04dac0c50bad4d7c73514e9b033e824e93f2cbfba0d9cebebe1fa29857b86bd5b9ca2aeadf8ba951bc6541c6d52a3795b3ce83e40648b79e3
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Filesize
2KB
MD51d5ac9f3c98eb3788047a52cc38fd59d
SHA1ae195bc84b9f9fa4809269894529837aca3b9cd3
SHA2561178ff587cc4c05718da3c64c21875746919f9bc5c188a42a1e88c2165ed9ceb
SHA512d6bba0e5f0435fea6b8a354acf985a892e6cf913487095cff32d5ff48c4c84dc0deb02f53ffc6f0e8afccdf2b72821c66361896ef6e7c44635dfc4f4c2dfd841
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
171KB
MD59c0c641c06238516f27941aa1166d427
SHA164cd549fb8cf014fcd9312aa7a5b023847b6c977
SHA2564276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
SHA512936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06