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Analysis
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max time kernel
89s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
27/01/2024, 10:29
Static task
static1
Behavioral task
behavioral1
Sample
79ff58f188f27f9bd14186457984d132.html
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
79ff58f188f27f9bd14186457984d132.html
Resource
win10v2004-20231215-en
General
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Target
79ff58f188f27f9bd14186457984d132.html
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Size
61KB
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MD5
79ff58f188f27f9bd14186457984d132
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SHA1
1eb54f0d0fe44e4e93a1a69e579873f2557c9681
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SHA256
3f569e52d4a05c78a47c7d98c85f0643f3fc48ce9616871b0f393595462df884
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SHA512
bd21f84bfd1925d2908a57a1ce9fb785369d9cf1c27dc28521075d55e23a526efd32f3e6f49ec05a6bf063709d65baaf1603819a59131a2109f6b37cfe92f3f4
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SSDEEP
1536:z8RgaQrjyxdQxVR+ZGpgNAHrSoXMf1jBoOKGTJ11EG:IRgHyxURxKNAHrSoXgoOKGTJ11EG
Malware Config
Signatures
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Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\B: IEXPLORE.EXE File opened (read-only) \??\G: IEXPLORE.EXE File opened (read-only) \??\I: IEXPLORE.EXE File opened (read-only) \??\N: IEXPLORE.EXE File opened (read-only) \??\V: IEXPLORE.EXE File opened (read-only) \??\A: IEXPLORE.EXE File opened (read-only) \??\H: IEXPLORE.EXE File opened (read-only) \??\J: IEXPLORE.EXE File opened (read-only) \??\K: IEXPLORE.EXE File opened (read-only) \??\Q: IEXPLORE.EXE File opened (read-only) \??\S: IEXPLORE.EXE File opened (read-only) \??\U: IEXPLORE.EXE File opened (read-only) \??\X: IEXPLORE.EXE File opened (read-only) \??\Z: IEXPLORE.EXE File opened (read-only) \??\W: IEXPLORE.EXE File opened (read-only) \??\E: IEXPLORE.EXE File opened (read-only) \??\L: IEXPLORE.EXE File opened (read-only) \??\M: IEXPLORE.EXE File opened (read-only) \??\O: IEXPLORE.EXE File opened (read-only) \??\P: IEXPLORE.EXE File opened (read-only) \??\R: IEXPLORE.EXE File opened (read-only) \??\T: IEXPLORE.EXE File opened (read-only) \??\Y: IEXPLORE.EXE -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
flow ioc 48 sites.google.com 49 sites.google.com 45 sites.google.com -
description ioc Process Set value (data) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000005d05a5489e56c74eaa6b39ab0831a11f00000000020000000000106600000001000020000000d86e5b2c78bc0a55eab1f8c34bd5e0d7877ac0bb2c99b7c6ebd8ab8352fc2e05000000000e800000000200002000000012463d64fa6a2df50540a1cd2e06a80d8016fad4ce227f47159f3599d4f746fd200000005862e8627b9cbbbd5bb9db2ba4d713bce67cb6ab75a441d596d7e39979c2b04c40000000e39730b228793532a051dfc4497dffa759019ccfdcece4cf3971cfe735e86ba89ae9ffaf7c33080e7887a7280f8119aef9a1da0f3550e8a12486d29baabee727 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{EAD40672-BCFE-11EE-8184-6A04C5405167} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\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 Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\google.com\NumberOfSubdomains = "1" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\google.com\Total = "18" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3210947333" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31084811" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "18" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.google.com IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\www.google.com\ = "18" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "413116328" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3208226688" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\DOMStorage\google.com IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\google.com IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 10ce2bd10b51da01 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31084811" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 10b030d10b51da01 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3208226688" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31084811" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000005d05a5489e56c74eaa6b39ab0831a11f000000000200000000001066000000010000200000004a4f0907d660883f6e421000eb1cfa0d4bda156dd43486a95b8a8e9239292648000000000e8000000002000020000000a0cb8499f0ef55fcf00606dfe31d3bb7b9cb77a1d9ebe9860b9fa9b6ee632f7f200000001847bd3ba4c8f39636c8135703ea75442c5d4a3943db7d5df5cc493d0f202aa540000000142c742a935fdd27d0ccbd77a50421e5752c1f65bbd1eeb09df03975b0c2d74ecdc9d51fc70fef6b47c0fa759b5b600d1f9b5fbf6610271e66cbce2a9327766e iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeShutdownPrivilege 3704 IEXPLORE.EXE Token: SeCreatePagefilePrivilege 3704 IEXPLORE.EXE Token: SeShutdownPrivilege 3704 IEXPLORE.EXE Token: SeCreatePagefilePrivilege 3704 IEXPLORE.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4960 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4960 iexplore.exe 4960 iexplore.exe 3704 IEXPLORE.EXE 3704 IEXPLORE.EXE 3704 IEXPLORE.EXE 3704 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4960 wrote to memory of 3704 4960 iexplore.exe 50 PID 4960 wrote to memory of 3704 4960 iexplore.exe 50 PID 4960 wrote to memory of 3704 4960 iexplore.exe 50
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\79ff58f188f27f9bd14186457984d132.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4960 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4960 CREDAT:17410 /prefetch:22⤵
- Enumerates connected drives
- Modifies Internet Explorer settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3704
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
4KB
MD51bfe591a4fe3d91b03cdf26eaacd8f89
SHA1719c37c320f518ac168c86723724891950911cea
SHA2569cf94355051bf0f4a45724ca20d1cc02f76371b963ab7d1e38bd8997737b13d8
SHA51202f88da4b610678c31664609bcfa9d61db8d0b0617649981af948f670f41a6207b4ec19fecce7385a24e0c609cbbf3f2b79a8acaf09a03c2c432cc4dce75e9db
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD5b610bd5c61e2121914699e4b6cb9f7f4
SHA1514f5ad7770f18e1c5b62253d95d6aa3c63c83ee
SHA2563a418958f81aae04aa13719238c42d24adc5258b95246b3df0b32a1bf7676b51
SHA5129ebb50a5b4942dfbf1a037e8a1b6308502d5bd337abaf90cca0d44f3a88001b25c6f82787f13b2d5a6f2bcb81209f831c16422d4c1a6cb6e07d55e8dccd7b3b5
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD53f7313b6842f1cfc98b9363dede851ee
SHA145d815e8ead49ab95a49df84b05b6a67d32bd6d7
SHA2566ba8fc8f7bcba687937fb8129472c4a8fff711f4109d3ab6637389e6c4dbd9f8
SHA51270929fcd45060cb14bde1f1c5752ee85e575609defdada4183ac062966c6ecb4f602d170fc9ddbdee760a01cf7df2e092ca509b3ae1920f53d212093a927e88f
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Filesize
15KB
MD51a545d0052b581fbb2ab4c52133846bc
SHA162f3266a9b9925cd6d98658b92adec673cbe3dd3
SHA256557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1
SHA512bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d
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Filesize
9KB
MD57050d5ae8acfbe560fa11073fef8185d
SHA15bc38e77ff06785fe0aec5a345c4ccd15752560e
SHA256cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b
SHA512a7a295ac8921bb3dde58d4bcde9372ed59def61d4b7699057274960fa8c1d1a1daff834a93f7a0698e9e5c16db43af05e9fd2d6d7c9232f7d26ffcff5fc5900b
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Filesize
6KB
MD5a705132a2174f88e196ec3610d68faa8
SHA13bad57a48d973a678fec600d45933010f6edc659
SHA256068ffe90977f2b5b2dc2ef18572166e85281bd0ecb31c4902464b23db54d2568
SHA512e947d33e0e9c5e6516f05e0ea696406e4e09b458f85021bc3a217071ae14879b2251e65aec5d1935ca9af2433d023356298321564e1a41119d41be7c2b2d36d5
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Filesize
56KB
MD50d25af623d803b10050b53a7b218c652
SHA12dd71fa961b5df37134bc6eb987ee7b7e5861488
SHA2560bcb6531cb0967359e17b655d4142b55d1eac2aed3fe5340f8ce930a7000e5d3
SHA512919b48cabd548ae63a6b89dd3ac4df919b630b0cf75266d21b35ea3a6b54eb1ea5ed7371e80bb6611e105f2d994abf9f76f6dd8b6915dd2b8fda09edd263c139
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
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Filesize
36KB
MD5b4717600f86903f20b391e3ac6ff92cd
SHA1cfb3feb5d24964e3341dd790cebb037cded61211
SHA2567593d09b1cb8653942027ebf8ead270000e3bc9113077b76bc542e86d65e49b4
SHA5126d3b900de6029eaf1ab60b386b4994969eef22b597d536d5e04ec6b8695ae0c7fe124efc3342b35710b42b4016cf5e5491674a3057effcaf4132403f144f01a1
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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\PZ64U2GI\55013136-widget_css_bundle[1].css
Filesize29KB
MD5e3f09df1bc175f411d1ec3dfb5afb17b
SHA13994ec3efe3c2447e7bbfdd97bb7e190dd1658f9
SHA2561a2eca9e492e3a21e02dd77ad44d7af45c4091d35ede79e948b7a3f23e5b3617
SHA51216164d66d452d7d343b1902fe5b864ffdee42811ee90952cbfe9efa9847c58c0403f944c8e29db2bc2384ccd516b629cb8765e5e51de37da6efd75962cf82530
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Filesize
133KB
MD5288c5ba5b7001fe841c32f690f62cc93
SHA129aba9d8e4f7cbe25fa5e64b9ecbe256e51fc789
SHA256c2f33dc18eae27d4e878bf837dd97f1bde5151e44b0271408535bb93265b8c52
SHA512e375d41344a086d35accfb02bb1f91e2dd383db032af387fc3d6b1230057cc5e432e9b2cdd976e51425b4f587391d42f4d9d857c2e6f11e822a65edcb85f1c9f