Analysis
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max time kernel
0s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
31/12/2023, 03:56
Static task
static1
Behavioral task
behavioral1
Sample
2725be8df3d775d061d5043c0b4001e2.html
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2725be8df3d775d061d5043c0b4001e2.html
Resource
win10v2004-20231222-en
General
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Target
2725be8df3d775d061d5043c0b4001e2.html
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Size
3.5MB
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MD5
2725be8df3d775d061d5043c0b4001e2
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SHA1
f1c91c9221e1859d7f6ee3c3681a6d9822a637d0
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SHA256
c5d16d5be2cd79476bf6fcd7e183694cc24a79b2d8d6f6753d48046624bdfe0b
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SHA512
d25dc4d1fe10dce39ff9dfe9ecb9a23ab2bcf7e1f7e921c81788b3cf3f7efe29656f00f62fe3e6cdfc03c337961642b13621ded55911b5c36ede6c49397cd2b8
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SSDEEP
12288:jLZhBVKHfVfitmg11tmg1P16bf7axluxOT6NIQ:jvpjte4tT6eQ
Malware Config
Signatures
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{71EE4062-ABB9-11EE-A0B6-E650309876D8} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3924 iexplore.exe 3924 iexplore.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3924 wrote to memory of 556 3924 iexplore.exe 16 PID 3924 wrote to memory of 556 3924 iexplore.exe 16 PID 3924 wrote to memory of 556 3924 iexplore.exe 16
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\2725be8df3d775d061d5043c0b4001e2.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3924 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3924 CREDAT:17410 /prefetch:22⤵PID:556
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5f6676a559199e41c53d616f334a91161
SHA1e444b34fd44ce5c39951a9e8d5a7c6259b4f6e85
SHA2561adc8c9ef76ec4ea2e9c2b0b80f682430a2f71868dddcf139566038c193f1b29
SHA51240254e26c182ab153a69c0a5a10c3144525adade069d66bf59d944b5c8822a24e039ae475a4fef72128c073e9c458d5b3248abfd55c8557d697fd37a2cf602b1
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Filesize
84KB
MD5e071abda8fe61194711cfc2ab99fe104
SHA1f647a6d37dc4ca055ced3cf64bbc1f490070acba
SHA25685556761a8800d14ced8fcd41a6b8b26bf012d44a318866c0d81a62092efd9bf
SHA51253a2b560b20551672fbb0e6e72632d4fd1c7e2dd2ecf7337ebaaab179cb8be7c87e9d803ce7765706bc7fcbcf993c34587cd1237de5a279aea19911d69067b65
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Filesize
19KB
MD5dd1d068fdb5fe90b6c05a5b3940e088c
SHA10d96f9df8772633a9df4c81cf323a4ef8998ba59
SHA2566153d13804862b0fc1c016cf1129f34cb7c6185f2cf4bf1a3a862eecdab50101
SHA5127aea051a8c2195a2ea5ec3d6438f2a4a4052085b370cf4728b056edc58d1f7a70c3f1f85afe82959184869f707c2ac02a964b8d9166122e74ebc423e0a47fa30