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Resubmissions
23/08/2023, 15:34
230823-sz53csdd26 123/08/2023, 15:28
230823-swnnxaef9t 123/08/2023, 15:24
230823-ss7bvaef6y 1Analysis
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max time kernel
142s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
23/08/2023, 15:34
Static task
static1
Behavioral task
behavioral1
Sample
565A314E36F386E48E4332D2331D34AF7772930F.html
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
565A314E36F386E48E4332D2331D34AF7772930F.html
Resource
win10v2004-20230703-en
General
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Target
565A314E36F386E48E4332D2331D34AF7772930F.html
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Size
15KB
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MD5
92fc0d2d807cd2a4bbce3f7dc8c201d7
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SHA1
7c6309f064066571454e3bc95ba4d3e079830d57
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SHA256
7216059b4b93e1afdadc50a7643d97b89592d79afb14f917a2a3cb83d9cfcd87
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SHA512
df6275c4b33e77b456bc63bf5ddb14ab18933e0fe2b5a290d0530831159508a6d31d7c66255eaa61fc1c141ef73f60e8087dd6e204df8d86c3932aa43dc20150
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SSDEEP
192:7BHVMFT0bxvqFeH3/zTKlDkvsgJP0P5FCHJIcJ+RMHOAy5b7oWzU5i9ixKLOnohl:7lK1+cYHre4vsgJcPfCvJ+Sh5i9iYion
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{9C8A986E-41CA-11EE-A95E-FA18DFD6C72F} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000052a69338ef97e94eb4d938c2816c6e0d0000000002000000000010660000000100002000000097d87a6c104a9bcca9d740afcf5b55f5f6c6a0a7080e4d65e8e1ff744085a035000000000e80000000020000200000008a089241c1bf20f61a4e79c73deb5ee980e98e69c7a2ab5e73424dff502ac8e7200000005b61e30b182effca691b97716ddf15e80c9f9de0b36108971c61bf5766d84a5040000000270e30b2d2717a790a975a97fccd276541e2a1499d079ca3a74176964f4b7c4cc669b80189c5edc055cb53ed1dacfbda13a72c13d4a1ddc7b0737b4cd4d8527f iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 70d2e477d7d5d901 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31053271" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 60748577d7d5d901 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "399569877" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1918832244" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1962893750" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000052a69338ef97e94eb4d938c2816c6e0d00000000020000000000106600000001000020000000f49d8a345853d56241e15c7ff1c897ce787a2bd17a9c87992f1c8016a000ba8d000000000e800000000200002000000039cad8969524c669c51a16750fd2026e1a3287d2cb4203bd60d11191783582c7200000000b714bf68544ddd7738d8f5557ceb90f1d984796c39a0e4b7f94aca19657727440000000d8dd632286800427b55d3fbc47bc84c7c7d63c678f1af4e27ca40e8f98ce975387dd139752371523d27043ea15754fee6bcd286729680e64db4297ad97593a14 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1918832244" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31053271" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31053271" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\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 Key created \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\Software\Microsoft\Internet Explorer\IESettingSync IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-1722984668-1829624581-3022101259-1000\{37632806-AD13-4F12-89C3-CC2329F53471} IEXPLORE.EXE -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4840 iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4840 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4840 iexplore.exe 4840 iexplore.exe 4084 IEXPLORE.EXE 4084 IEXPLORE.EXE 4084 IEXPLORE.EXE 4084 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4840 wrote to memory of 4084 4840 iexplore.exe 83 PID 4840 wrote to memory of 4084 4840 iexplore.exe 83 PID 4840 wrote to memory of 4084 4840 iexplore.exe 83
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\565A314E36F386E48E4332D2331D34AF7772930F.html1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4840 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4840 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:4084
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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\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD59463c70d54dcaee09c22f46026c6605d
SHA1133cfc0b49d2c1df87aec590216e4a3734aa66e8
SHA256c568230e983374acc247c8c429cc7b11cb6fbc909006687380ba020b01fe23c4
SHA512656cc6e512155e4f183a5eaf903248351c811255e6e7d94210b357facd936df4e42febd8f4fe8deb712fa2b5d1c454a41bde5f8bf500fb6a9e836b8149ee9bec
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD50c039009afa5ec7484785355c875df75
SHA1c8162a1d5429d7dd097059044ea4742a5ef71fde
SHA256aa11001b0d0edeff32868e45c177c828b4a45c1495f52a334a145359da89c758
SHA512fe9f59feb9e6b67bf3013b3b5977932d11e50f4e8e66a01986d9339b9de3c334098bcbac8173c13866f6afa25eee77b34bb56a0830ad8b3deb9c53cbf6a82738
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee