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Analysis
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max time kernel
120s -
max time network
128s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
22/12/2023, 14:13
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://r20.rs6.net/tn.jsp?f=001WzAjLUN7JXt5qzCapO3HCBjIAVnPsDO_jMpjbpD9z4-gkq7by7HlbsHm1Xo54Pt0JTpIwRfxxYQRB_ME0Tcxv_tHsbQkANTDUzxMKbi-ZPffcb3c1NH9cc3gvhXsQEwXkm-tgXmvtaL8bnlb56vPHw==
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
https://r20.rs6.net/tn.jsp?f=001WzAjLUN7JXt5qzCapO3HCBjIAVnPsDO_jMpjbpD9z4-gkq7by7HlbsHm1Xo54Pt0JTpIwRfxxYQRB_ME0Tcxv_tHsbQkANTDUzxMKbi-ZPffcb3c1NH9cc3gvhXsQEwXkm-tgXmvtaL8bnlb56vPHw==
Resource
win10v2004-20231215-en
General
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Target
https://r20.rs6.net/tn.jsp?f=001WzAjLUN7JXt5qzCapO3HCBjIAVnPsDO_jMpjbpD9z4-gkq7by7HlbsHm1Xo54Pt0JTpIwRfxxYQRB_ME0Tcxv_tHsbQkANTDUzxMKbi-ZPffcb3c1NH9cc3gvhXsQEwXkm-tgXmvtaL8bnlb56vPHw==
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\SearchScopes iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000033b2baa7c38bc34eb000abaaaac06d7800000000020000000000106600000001000020000000364b2ed70395122332a9dae19149fef981f9618eb4d85a1baf1e2992922bb9e9000000000e8000000002000020000000e922ebf57ef9f3ddb481acc22beb150c2ed64662d92a733e317587b18914221e20000000191ebb163a2bc58424a8c641f14447959fce46dafdabc89c611496a55791943140000000436ae0f90a74377ad3ed00467a9fdfd12ae5b996c5d5d0a9edee3f9bbfbcf2b4fd2ad8be09ac9f9e5ad9d090766188a65ea8346f88c83f499f1e090b7a21fa08 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\SearchScopes\{0633EE93-D776-472f-A0FF-E1416B8B2E3A} iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\SearchScopes\{0633EE93-D776-472f-A0FF-E1416B8B2E3A}\FaviconPath = "C:\\Users\\Admin\\AppData\\LocalLow\\Microsoft\\Internet Explorer\\Services\\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MINIE iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{4DBF1781-A0D4-11EE-8EEA-EE2F313809B4} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 6059cd22e134da01 iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1244 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1244 iexplore.exe 1244 iexplore.exe 2928 IEXPLORE.EXE 2928 IEXPLORE.EXE 2928 IEXPLORE.EXE 2928 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1244 wrote to memory of 2928 1244 iexplore.exe 28 PID 1244 wrote to memory of 2928 1244 iexplore.exe 28 PID 1244 wrote to memory of 2928 1244 iexplore.exe 28 PID 1244 wrote to memory of 2928 1244 iexplore.exe 28
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" https://r20.rs6.net/tn.jsp?f=001WzAjLUN7JXt5qzCapO3HCBjIAVnPsDO_jMpjbpD9z4-gkq7by7HlbsHm1Xo54Pt0JTpIwRfxxYQRB_ME0Tcxv_tHsbQkANTDUzxMKbi-ZPffcb3c1NH9cc3gvhXsQEwXkm-tgXmvtaL8bnlb56vPHw==1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1244 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1244 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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Filesize
914B
MD5e4a68ac854ac5242460afd72481b2a44
SHA1df3c24f9bfd666761b268073fe06d1cc8d4f82a4
SHA256cb3ccbb76031e5e0138f8dd39a23f9de47ffc35e43c1144cea27d46a5ab1cb5f
SHA5125622207e1ba285f172756f6019af92ac808ed63286e24dfecc1e79873fb5d140f1ceb7133f2476e89a5f75f711f9813a9fbb8fd5287f64adfdcc53b864f9bdc5
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
1KB
MD5a266bb7dcc38a562631361bbf61dd11b
SHA13b1efd3a66ea28b16697394703a72ca340a05bd5
SHA256df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e
SHA5120da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3C428B1A3E5F57D887EC4B864FAC5DCC
Filesize252B
MD5470ea7b0403a5f483e629c9cac0a92a2
SHA16da5738b3a877bbc81ec8e0a1d463bb1c1c0a09d
SHA25608d75adfb1318cea7e59477c4842db050b4493c9730145d3bc2ad1dbd9d1e154
SHA512cad51aef07f8807eae6f342bc40010256324051f7ad69b9718430d2634fe53795480c8d40394004c461da288e612b3c0c2b10e6058ae79630ac59aa6be7b6e1c
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD55038b530f579e2345e130dfbe32deb4d
SHA1910eefe6874a21a18c4b1a9eec238ee5e6d4b857
SHA2566101ba1a385d1fac424356e0b0565fa35caf116f79e9e4356e230458bf61fbdb
SHA512ca5fb0c8dceb69e60166ba99b9d0c57612048c01c0d8f821ce086170d6eb76a4a953e313eff1a010cd8946929a42f2130c04ab8fd4a60ef918a9ee41da228725
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5b04322680d6dd03d22475900e133970b
SHA105394ddad8ddb9c91953ffe8f1fdd79dbaf6463f
SHA25614ecdfe0e11013e6e3b9a8e1cee6aac703e3c2c3efacdfd62a206633d0522d97
SHA512f59bd569503dfe1d0d93c4731a0e8c1419f38dacb3d7b3985ae434ce8a74819a25af6c61154cd9ab601507b26dc2abdef233e3fe739b2268b981a64c0d4e0a73
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5e9e283cfadf1cf9982359b0174e49898
SHA108d76be5979e17b81d5df089e104c3c3bc590b74
SHA25642068f8877b2b13cee4cf11958e11a248681f617c75840e84bc6d9889ca94788
SHA512cdc4a5bcdfa828f0cb13f6866337f39350b554b3b6b8b54d0279bf5f9782854262ad25f02af00e235731a0be4cb5d580a3506a522d672f9ceaec8dbef1ddd692
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD505fe174d78ad4f41a90df8e33b987d22
SHA1466ec88693722286a3ddf0ed45e3e50fba575703
SHA2565b9b46dfcf12db6edd10fb71cff9da9a0d6f6737645ce9346bbf6bbbf8671ce8
SHA512572240557a9d5ac6cd487b2b79929ac2397328279ba7fa2aa227e4c5e1ae6abe252b1b81f761eb692b074cfdafaae89e8c04c889551399aa0981ec71ef8bac14
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5333dfb286ceae2c4077515f5ea4aa160
SHA1548eefe942d4a205aed47be651c24cacb3f5aa6e
SHA2560727eed29c47b2c624cf77193ae261bbf457d7183fa40ec7491dfe497b062ccd
SHA512cb6ceed7a3062956fbf64921ded2a3c6ce49ed3611fbc68d6f9f0b496f8456db5d206ab9ccc13526cc250e42cdaaa02c98719cff4cc35079e873c47798aff04e
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD571ebaa631408e0ed80102a8599c31044
SHA143f1c8bb21108f3603abd4da9d098a4f25bb38b2
SHA2564313a7d2fc681834943e2f401bd31c961ee97242e4047ca1f70e9acf389cbb83
SHA51274eb766fe0d12113ee15ca63f1d31123b4b08a5ee274cacce7a585ac15bd78fe0560d277fa735fab0258d1350833be7e9590342088a1c6f3cd4a8b9172f4f332
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD59f29d5c2c373cd7a5921ae710c3a11ba
SHA11c984a605b4c01c834b042ce5a6bb16f5e99c330
SHA25691126a9d3d3943a112ea255dde9c7e32d3eae3ca8f3f73fd924ee9efc4b224f1
SHA512438e956fff018490941e929355ae69995855c582b55f9645405acc31196616aae50b49e51bdc879d20e8868be0ae4cbd0c952a7cd19d5da1dfed66682715050c
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5a9b017e8ab19a1787076049282a075c4
SHA1acd90fbca0cfc4ba77cbff99c04ef74107022ef6
SHA25627cc85fa5e61c42e443439b94eca8eb6681e9f94131713961a733cdc00fe8a42
SHA5123cb64beaa04ac359ca89b53633196648d9bce3eab7b47db2883782d58ba1c1e0c365bf80843758cdf6d0cee29e2362c849f598c27afca2ea98acea77e8d53a4f
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5e7d2d333d9596b26c7448e598afa3d8c
SHA12b3ee524cae43cc82679467e1d1c8672078c32f9
SHA256fa315bf3ff2b203c7d7cb12ee49f79b2a2d08fa8db7a3405824ea2ea0622aa42
SHA512262a866627b1db8e975f1f84ea1c61e1b572636bcf6602efa4b8e48cf97daa5da68e528444caf44efb3abe8f90a978e382d67bdce1f363911a857df2ff685524
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357
Filesize242B
MD50bf123e1ca4d0ce309c3d6d54205da65
SHA10e08d8266eae0e698dfc0f3a16665a64751137d1
SHA256768dca399b289a19a77b1383ee88bc5354575436b633d4c2f936a340e7c71a7a
SHA512e01d4dfa50b6baa93f84f4e28abe8386c466ce1acfbef1502385d6c0e188f2dd927bba6afc366cc7016016da13ce42defd341e295d47b0515b5c1d76fa22bf1b
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C:\Users\Admin\AppData\LocalLow\Microsoft\Internet Explorer\Services\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico
Filesize4KB
MD5da597791be3b6e732f0bc8b20e38ee62
SHA11125c45d285c360542027d7554a5c442288974de
SHA2565b2c34b3c4e8dd898b664dba6c3786e2ff9869eff55d673aa48361f11325ed07
SHA512d8dc8358727590a1ed74dc70356aedc0499552c2dc0cd4f7a01853dd85ceb3aead5fbdc7c75d7da36db6af2448ce5abdff64cebdca3533ecad953c061a9b338e
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Filesize
171KB
MD59c0c641c06238516f27941aa1166d427
SHA164cd549fb8cf014fcd9312aa7a5b023847b6c977
SHA2564276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
SHA512936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06
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Filesize
16KB
MD5f26d07ae99b49c4aa79744edd974a122
SHA10fc0e71cd9d6b82883589fa226344cbce9c94cc3
SHA2566ff32aa21f2619f4e2d9bd916c2b07df4014dde2e21f12394702e5513ece27ff
SHA512f7dacc5f274cf090ea9700fe0f7c94458f4358315ac035251403712bd0138f56229f1d3328ff9216b23f58711c0ce4b35b8f06815aea02f37fe1054bbafc553b