Analysis
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max time kernel
155s -
max time network
190s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
29/12/2023, 20:12
Static task
static1
Behavioral task
behavioral1
Sample
02b4186d376fa425ba3763c87814c5f0.html
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
02b4186d376fa425ba3763c87814c5f0.html
Resource
win10v2004-20231215-en
General
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Target
02b4186d376fa425ba3763c87814c5f0.html
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Size
3.5MB
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MD5
02b4186d376fa425ba3763c87814c5f0
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SHA1
d922ba92e5d7b474239cb35c3191d5c73a8f0233
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SHA256
c9eba0e5155773f65c446c677b51ab5223ac34746b66c6d999eb16e42547da89
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SHA512
537f9035ea46afde1aacf6addb6505309665a1eaade80b498cd4a2f80551ed72395035fd616db247ec69df900155c3aeea9b65e65d299e23d33bf9d7a19b6389
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SSDEEP
12288:jLZhBVKHfVfitmg11tmg1P16bf7axluxOT6NNw:jvpjte4tT6Dw
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "830213434" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "830213434" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 207a0649af3ada01 iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 40688d4aaf3ada01 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31079087" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000c4e92002c4a416439bca1d31c27b84050000000002000000000010660000000100002000000086f5a26a922b04373136ba4688d42498c3a1530d0b1e3ea5281d320d16f959a5000000000e80000000020000200000009148c76a8ddbd750fd854dc0958868ed0bbbfe7178864bb92535c0d79f46040e200000002205b4d8a4e368e417e023ea5225d61b91df075d9a53b1fc7185fd22ad947b614000000021f406a0331620ff7198b88d4515f64dbebb2588ad215de7aec26e4f925996c767cdd008160ec7b319b731716b94a2451cad9a542882c8ac64af2364ab2d87b6 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "410657656" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\IESettingSync IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000c4e92002c4a416439bca1d31c27b8405000000000200000000001066000000010000200000001610ad6ef6d4a02cb89eb059d35a0d3ed610dbb6c9d822c6341f7aeafe01f650000000000e8000000002000020000000937006240a272aa7e83c6a909eb0324e58b34698ac88d4fd7816f81acbfd9f8d20000000d0e386e7559a8b917c06e897b588563f072191a7d1c15c38c85fe533cba4579440000000206e515308f42061d3cd19c4bf78c384eaf0081c329b6c3a1cd8e230d5a87e672244d282b21b468c2e8ebfde98dc29e796c9e439467e4cb329cfc5067f4dfc8d iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31079087" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{5A4D2091-A6A2-11EE-BB4F-6A04C5405167} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\"" IEXPLORE.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4788 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4788 iexplore.exe 4788 iexplore.exe 3156 IEXPLORE.EXE 3156 IEXPLORE.EXE 3156 IEXPLORE.EXE 3156 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4788 wrote to memory of 3156 4788 iexplore.exe 90 PID 4788 wrote to memory of 3156 4788 iexplore.exe 90 PID 4788 wrote to memory of 3156 4788 iexplore.exe 90
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\02b4186d376fa425ba3763c87814c5f0.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4788 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4788 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:3156
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
15KB
MD51a545d0052b581fbb2ab4c52133846bc
SHA162f3266a9b9925cd6d98658b92adec673cbe3dd3
SHA256557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1
SHA512bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
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Filesize
84KB
MD5e071abda8fe61194711cfc2ab99fe104
SHA1f647a6d37dc4ca055ced3cf64bbc1f490070acba
SHA25685556761a8800d14ced8fcd41a6b8b26bf012d44a318866c0d81a62092efd9bf
SHA51253a2b560b20551672fbb0e6e72632d4fd1c7e2dd2ecf7337ebaaab179cb8be7c87e9d803ce7765706bc7fcbcf993c34587cd1237de5a279aea19911d69067b65
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Filesize
83KB
MD52f6b11a7e914718e0290410e85366fe9
SHA169bb69e25ca7d5ef0935317584e6153f3fd9a88c
SHA25605b85d96f41fff14d8f608dad03ab71e2c1017c2da0914d7c59291bad7a54f8e
SHA5120d40bccaa59fedecf7243d63b33c42592541d0330fefc78ec81a4c6b9689922d5b211011ca4be23ae22621cce4c658f52a1552c92d7ac3615241eb640f8514db
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Filesize
19KB
MD5dd1d068fdb5fe90b6c05a5b3940e088c
SHA10d96f9df8772633a9df4c81cf323a4ef8998ba59
SHA2566153d13804862b0fc1c016cf1129f34cb7c6185f2cf4bf1a3a862eecdab50101
SHA5127aea051a8c2195a2ea5ec3d6438f2a4a4052085b370cf4728b056edc58d1f7a70c3f1f85afe82959184869f707c2ac02a964b8d9166122e74ebc423e0a47fa30