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Resubmissions
02/04/2023, 07:26
230402-h9svnsfb86 802/04/2023, 07:25
230402-h8859sfb84 802/04/2023, 07:20
230402-h6jgtsfb69 8Analysis
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max time kernel
68s -
max time network
143s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
02/04/2023, 07:26
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://download2391.mediafire.com/dwrifu0d8gngU1esXtH9eVSh1KCRcInDOWqTuzPxia5JviSSG4y4G0r5nZRgM5q6ZIvWFgwR9uIt89n4tNwmhEHZr6M8/edxrydvanz0j7ac/Win_Icon_Pack.exe
Resource
win10-20230220-en
General
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Target
https://download2391.mediafire.com/dwrifu0d8gngU1esXtH9eVSh1KCRcInDOWqTuzPxia5JviSSG4y4G0r5nZRgM5q6ZIvWFgwR9uIt89n4tNwmhEHZr6M8/edxrydvanz0j7ac/Win_Icon_Pack.exe
Malware Config
Signatures
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Downloads MZ/PE file
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Modifies Internet Explorer Phishing Filter 1 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\PhishingFilter iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\PhishingFilter\ClientSupported_MigrationTime = e9d1f8769d45d901 iexplore.exe -
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$WordPress iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\HistoryJournalCertificate iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\HistoryJournalCertificate\NextUpdateDate = "387209178" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\RepId iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1389120703" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$MediaWiki iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\FlipAhead\FileVersion = "2016061511" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\RepId\PublicId = "{EAB69E2A-74C0-43E7-B9BF-D4E6876690DE}" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$Discuz! iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$Telligent iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{7E4629B2-D138-11ED-B673-CE01285E3C5D} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1397714740" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\FlipAhead\NextUpdateDate = "387241169" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1389120703" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31024453" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "387192584" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$blogger iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\MINIE iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31024453" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31024453" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\FlipAhead iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$vBulletin 3 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$vBulletin 4 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$http://www.typepad.com/ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4268 iexplore.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 4268 iexplore.exe 4268 iexplore.exe 4100 IEXPLORE.EXE 4100 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4268 wrote to memory of 4100 4268 iexplore.exe 66 PID 4268 wrote to memory of 4100 4268 iexplore.exe 66 PID 4268 wrote to memory of 4100 4268 iexplore.exe 66
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" https://download2391.mediafire.com/dwrifu0d8gngU1esXtH9eVSh1KCRcInDOWqTuzPxia5JviSSG4y4G0r5nZRgM5q6ZIvWFgwR9uIt89n4tNwmhEHZr6M8/edxrydvanz0j7ac/Win_Icon_Pack.exe1⤵
- Modifies Internet Explorer Phishing Filter
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4268 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4268 CREDAT:82945 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4100
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD5c5f20d91cc08608a86cdf45c1e06e8b5
SHA1c0fce1c4a306dc0bf372ed0907cf8b7f4a2d4d37
SHA25648506ee2253275198c9205a541e4fc2a20a31c359ad3206550a678d1cc267a95
SHA5123f2a0dff529fab989e0afaf3c4c43f9d1f847f8569006f5afa3ea50245e364b363fd2d8b6c9dfa8837d8cf59c1a56ec41f03f0ff6acb82e5df9980c0be3e3da6
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize434B
MD5d4428a8f5b313a7fa5ecdd279ecaafc5
SHA102ec1973216bef72d9aafae9e8ad129579d31244
SHA256677f4682e4bf075c89c212b1905a4fe40483bf672786a17e66a51439aa0b5136
SHA512f9b5e94325ad80100517509d974b09b7f0497ab0d85ab541636e65b28292e9f284d0e538b5650738301b9c9e1e6244a706c8d1f1c4e020ddd3b0da91ab91a48c
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
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Filesize
612B
MD5667877b230ff4750673f91fabd500577
SHA1043e1048da16beafa08170bdf96abb310d6d3790
SHA256a2e2d73e2eddf929adc85e836d1bc7d95578c9209fbdc85cf6869dfc33ea824a
SHA512f90d2769083b390ae01535d27e5cb0799f522363bc4929861af291288f240f226257b919ae959f7a2d8e95ff41dfa253101466281477da51197fe21e583ec313