Analysis
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max time kernel
122s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
05/03/2024, 07:25
Static task
static1
Behavioral task
behavioral1
Sample
b421b2411726135ce0200d4bb5faf981.html
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b421b2411726135ce0200d4bb5faf981.html
Resource
win10v2004-20240226-en
General
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Target
b421b2411726135ce0200d4bb5faf981.html
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Size
201KB
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MD5
b421b2411726135ce0200d4bb5faf981
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SHA1
7ef96e8bd831c0223a8d5b934be3b6f729fa81d1
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SHA256
e23e1878d6c2a191bba4012aa30706028b511d166266e9b0efbf0a3eafcd3596
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SHA512
10c65514a9cee0c6bd079739364ae4db931af7690e92632ad4dbe2038e8fffb76c74a2e1f8e52dfc7b0d2f9aec89fc44bfd6322f711c9eef689bd52ba1ad2eba
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SSDEEP
3072:QluF+mnERc5vczabd2RULBw2tncNQ1X3TsFy0LAfJ3mjyX82s50:QluF3ERc5vczabd6WX86
Malware Config
Signatures
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description ioc Process Set value (data) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "415785389" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 2071dd5ece6eda01 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000112dd71d930ff24b8b2b71a2c228122b0000000002000000000010660000000100002000000019a53e3be6a3235edbfc453a7e569fdde3fbbd825ad478d1d6529e84d5d257a8000000000e8000000002000020000000b8f036d8b884f6cd421d5803532b7e75a49fed27f8b912874d59bce327f3c46a200000000d77c1794c4058ced4b2275441598894fdf2949245638fd3ff85359c13c4d31c40000000719bda1f9fb765d81214950fc190508611e45c810189031c393474785800e4a1a6e1364b59122377d8d50710f9f4881f66f6844df7898f381b1db359f942d507 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{846FF891-DAC1-11EE-B671-4AE872E97954} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\SearchScopes iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2460 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2460 iexplore.exe 2460 iexplore.exe 2984 IEXPLORE.EXE 2984 IEXPLORE.EXE 2984 IEXPLORE.EXE 2984 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2460 wrote to memory of 2984 2460 iexplore.exe 28 PID 2460 wrote to memory of 2984 2460 iexplore.exe 28 PID 2460 wrote to memory of 2984 2460 iexplore.exe 28 PID 2460 wrote to memory of 2984 2460 iexplore.exe 28
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\b421b2411726135ce0200d4bb5faf981.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2460 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2460 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2984
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
67KB
MD5753df6889fd7410a2e9fe333da83a429
SHA13c425f16e8267186061dd48ac1c77c122962456e
SHA256b42dc237e44cbc9a43400e7d3f9cbd406dbdefd62bfe87328f8663897d69df78
SHA5129d56f79410ad0cf852c74c3ef9454e7ae86e80bdd6ff67773994b48ccac71142bcf5c90635da6a056e1406e81e64674db9584928e867c55b77b59e2851cf6444
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize304B
MD579db4a12063df1d403661b67c398c5ec
SHA1742ba0d348d3ae4afd37074113526c89eddc36cc
SHA25622fd64705c77b2e1b1745fcd7440c7527469414859f206023c2271e791b7b620
SHA5126beada843c52e16e3a2d748ccb922fd50833cdc782363ed657141562e64e8493a925d932c6113c166f55e81e82cf34bb755183fc000a4152fb260b829ad194a9
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize304B
MD51bbc8e037374bb7e921c209c86d5cb6b
SHA15ea37b2b0a7be623d692b49bab67a16b5295bc35
SHA256e5947f332e038409ee207e47e2c426a34e80c4da8658e51a05a3ccf26fd2c0eb
SHA512666f1b715beadb030a6be1000ba6446a049ba8e52b363ebbf33ef296c656b4137314c472e679b563dca6c61469f67036570dba64d190d1aceb8f288a6b0bfcbb
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize304B
MD5480cad2ae8f41bd4794e58da20ef7433
SHA1b98211bb317f61fd90155757d8df94d37bc0dad3
SHA2563d3ae0675e9097ae463318d4c0fab99bca7fc47dd9e5e0d7e4920a65af17cbed
SHA51288b5b5a5719dbd5bfea2f29023fa2d1d45898461118e843b8195c6f50b1fc5015c14efab678ae4845c21e897b842cb55a40a68d7d6a060c6db8d51991f742844
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize304B
MD5267a99f8b3063fb1cf5aa017dc40f956
SHA1638a064228caf88870bb15e871250ea8303975be
SHA2569962d78a39162e59f11fb7fecf3ca75ef5b8c2d1d48c573e313ab72e77e5d10d
SHA512d05b735c1559f5539c1e97b323cd1ed42c19ea966a65823ae96c3d46b88f90c57e67ee6ba8f30374a3f33e138df72cff495d2a6264246983b23bfcf3e44f4abc
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize304B
MD509f95b2dffb2b84a1c14a298e470a7ac
SHA1d3705c3d3095113da8cc769a9f25e71f80622857
SHA256e8882b5993e253b56477753e8e68807ffe09c5e9a44952b1df46e67f1fb9305f
SHA512ce163c7d6151f38067bbfc4e14b8cf3ab268fe3a7d8e21a0ed138c01ec8ac60e45b33c5715638b24017f8a695114dc9734d485b8a144f15868353b138c3165f6
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize304B
MD572046ad2deed742c69ec29a6b7ffa36d
SHA190cfc81114672118f10dcad12f4ad6cea957ca0d
SHA256b8b9f1201fe23e9b88df44cc1b54392e8c9bbad0c06aa351fa788b19063ba9bb
SHA51254b06f628c945d46731d09ff8e1deac9318cba5b803f85ad503f4603bf2ef4c0bdb4af04f9268f77fe1c3a0d021c18cb212c9ac7eaa3d350e87686e3222991a4
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize304B
MD5538d1a45e49d0e28f4fba94791907c50
SHA154cb4d97dfa7f747fde770e8cd8714e4350753cd
SHA256c0a476532f5c71375dff9bf652f43a99b6b7cd289bbcbb19778949adf8f3f61c
SHA512e925d77c3424df1ceafa29583bd15783ccc550b6919a39ab23bad02114c54f55f2a820ee7a8475c7aa379db119b64e5ad837be1c8f1633628ebff9196b328b63
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize304B
MD53565616af028ad4110e1fd514b0f39e0
SHA17ba2ca16197d83d35f21dfad631bc76e66ad80f1
SHA256b9d8db72616dc80c63972dceee19eb94e5dfc4a68d24603220c98d8ae4a55172
SHA5122cf1fbefedd4db9f5df085de0d89907b17a4800f56e1e7df90273011d694a6504545f7765a4ed10bc86d1813ddc1889e1f9a1a946151804fa36d2c28c0f63720
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize304B
MD58c3c26d64b7141de76f3adb7c2cf25f5
SHA1c4daba3aa4963e57dd49ca7bfdef7b7545423d34
SHA256049a5102632c84924a68449ca755684bebe0ae3787fdda5eab277596819e233c
SHA512edbf35a871e3b9f5d0f376bbf7cc1ae47dc850bdf87a22ed65523fe79af51ea19332f73c2d8ba155c88df8a25355369d662e93133f7288f65a77ad3e083b016b
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize304B
MD5081f2d1608cc341d4e49a47674626ec4
SHA1ee15ea7680f19227fa004a34bc486ed05c4e4608
SHA25660d7a3979cbe2c4474a22846d4cd66440270498cb6f5913e7abba1af1516992d
SHA5128e9c74ca4f2b41ed7968bf6aec799be26c039e78d15096cdb0c9b983487b96cd129c86ef265d3c7ea6cd8a6a2b8bc6d2b7f6b943359493191ed359fdca5efa75
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize304B
MD5732a86caf2f4914b2c83375e66353767
SHA1c8ad1da9fef414a64a6f74d07c67d14fc28a3927
SHA256ae123c2859f795977180d5dac7d9ba391e1c90bc591785db235cdfcc9274194b
SHA512c116de62ef9f59474585ac05951d4291e880f2d22c48f826c062d1286fcdc8288a081645ab063fbda30f0cd127214369df2a0ab185afb00ba3e0a9462f7d33cf
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\9M0HR0P6\platform[1].js
Filesize56KB
MD522bb0bee85abdb9d4a065962582936fc
SHA101ba1a8588197194c93a4673c472ff4a804bcc9c
SHA256e23a7507aebfd7528cc99957bbaa4a9917de241a5559fa73ed0ed51e424aebff
SHA5127a630871713814aca7f1ee133b99677eeca76a40541477fbce8bce4e17c6202ed4319d880eaae1f8c88cebef664a4e191825d056597ddc6471521f32103d3cdd
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\L9PN2QMY\cb=gapi[1].js
Filesize133KB
MD5c8be3350843695958a33474aeb3ea8f1
SHA1ad92694d9b189ee479c1be438636e39247b216af
SHA25622494eb4f5fc2ef8c229b9df2e171990687e4837282655145cca0fa302af1278
SHA51254ba5d4076fe9fe4c4ac22f45cd7d2ebb4e8027d8b8f82580436dccbcd60fa2adbb948ff1234d9912c663bf1fb33ac834007850f5a3f2abfb96a7a4feb110bc8
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
175KB
MD5dd73cead4b93366cf3465c8cd32e2796
SHA174546226dfe9ceb8184651e920d1dbfb432b314e
SHA256a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22
SHA512ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63