Analysis
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max time kernel
143s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
25-12-2023 10:01
Static task
static1
Behavioral task
behavioral1
Sample
15c3adb33d85964704533a05338deaf6.html
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
15c3adb33d85964704533a05338deaf6.html
Resource
win10v2004-20231215-en
General
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Target
15c3adb33d85964704533a05338deaf6.html
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Size
11KB
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MD5
15c3adb33d85964704533a05338deaf6
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SHA1
fa69e8adb7f140043a8ab3c40619367d40ebcaf5
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SHA256
e4b257e837a11015729a0ccdbbd8891ff37d3e00bfe790c21503d51c776bde0f
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SHA512
4b3373525ce0f2b818a259947d28648fe775be0ce5c86ca1437a324b0c2ddfac3d7ca98731c840b7d4e0fcf689ff5c07c77d89c2eac69bfb16e0163cc9f1dcb0
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SSDEEP
192:2ValIsr0r57MJxqT8T/w1wvqLkt1amvLuBuLbdU8d:salIcIQJxv/gqamzguLZ
Malware Config
Signatures
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{B5976F71-A380-11EE-B432-EEC5CD00071E} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "409710240" iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3040 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 3040 iexplore.exe 3040 iexplore.exe 2080 IEXPLORE.EXE 2080 IEXPLORE.EXE 2080 IEXPLORE.EXE 2080 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3040 wrote to memory of 2080 3040 iexplore.exe 16 PID 3040 wrote to memory of 2080 3040 iexplore.exe 16 PID 3040 wrote to memory of 2080 3040 iexplore.exe 16 PID 3040 wrote to memory of 2080 3040 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\15c3adb33d85964704533a05338deaf6.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3040 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3040 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2080
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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
MD5f81e566a1a7652503f256f5362547d58
SHA1d674e99e9cfa1f9b461c5f54cee5881c44795d02
SHA2565e97298cc6f12b6258dfdc203df24db6dfbcbc988bc741c5051d3d317b516c27
SHA512977874b923278345011c0eb02d933f64824c0f1729346e034f81f835f949ec0e683503b91e7108da522c65750de21118d6d0784e1dde0b781c419d0b60e10db7
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5231bdef6ae192112dcb0c1f0e1cfec1d
SHA1436b65ef2fe18b85ff5c4da05bf14b909ccde30c
SHA25624cf3625378a05ac33489d4588dea4fefa4eccfaf30075a6c748b02146eedc1a
SHA5125f2d6183be4d1b0cd0aea67bb8c595b1c7b23daf0a7e0e818a2acb3df3214a980e2b01171b9e4618c3a68412f9ad2d40519cf3eafc746c83a91762dd0c294880
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5d39d4593b3b8117147d72fb27b1e5c70
SHA1a3275e59f8a7cfacc6c4b5dd8c40125d81f4e299
SHA256bd544e9bc43545076a8e0176208a35b186efc8f0c9da0f27698e1862bcac6925
SHA5121902a2bfbd536e05237cbca2a07349b61d815980c98c9688833b1d27deb83d76db4c3edd96c4148f955e4fc31f2837d5eb54dac5b5edccac87a8a2874da6d404
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5ac643be83e1289a15c0fe24e44f0e54e
SHA19857f850bbda46c971db18a0cf068fc947a0ae97
SHA256a9c81f4d5ec9f99b506281b0e490a8c11f3b77aaad4e59dcffacacfce2ebd4f2
SHA512d38311ab0102ae77136a07c37048f3efc16e694c463b8fbb5f3aadc5345de03166d6ed1b7dace49d54e37d1cf6d9768eb1d771360a912c4329032dcbd1f0a24a
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD55dc98dd013ee49fa8ee6bc6dda7dff04
SHA1d4d49fc2e91cfd3f3a52be5721ee38b8b56c7973
SHA256f49f9122bffe172df9c6fd03a7509171d0507742a9ba47fd14ca3024824f9beb
SHA512dd4742d3778fefe4ccf8fa590dd42a894f0d81cc3c02756e9bd16de641f5977af3f92e25f147a897d87d9b2966db9248ff56b39ba07c4753650f89651c74d8d2
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
171KB
MD59c0c641c06238516f27941aa1166d427
SHA164cd549fb8cf014fcd9312aa7a5b023847b6c977
SHA2564276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
SHA512936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06