Resubmissions
18/07/2023, 20:01
230718-yrv53sdd99 118/07/2023, 20:00
230718-yq5ywsdd97 118/07/2023, 19:28
230718-x66ppadd25 1Analysis
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max time kernel
143s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
18/07/2023, 19:28
Static task
static1
Behavioral task
behavioral1
Sample
Untitled attachment 00011.htm
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
Untitled attachment 00011.htm
Resource
win10v2004-20230703-en
General
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Target
Untitled attachment 00011.htm
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Size
86KB
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MD5
e5b0d9a102e5452fac56cc86d3d3756f
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SHA1
66a023efa3d16fbb94fe2a15318a0ceb004316e2
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SHA256
2b6408ba93af92f01978e09a01631b71bd3221330270def8044168d3c0b629af
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SHA512
e479d7c099069804eda957571ae3c611ba16b3b0b7a47a99ee627cd5bec64556dd635537ce0c25c22e8274c7804ac26e4005ed9aa159d630c7f3ad876585c955
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SSDEEP
1536:eDuRpGBMgws2EAYiMfhWFl1n97McThNyQKxq9FhDwgL22VS7cPcEJ89:ggBEApMpWZlhNlM19
Malware Config
Signatures
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description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "664557516" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 504f0b29b0b9d901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "396474364" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{4F44A250-25A3-11EE-AF62-4AC21CF3BA5F} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\Software\Microsoft\Internet Explorer\IESettingSync IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "601899037" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31046064" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31046064" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000ebadd934471470438e7d54f4b866f62c000000000200000000001066000000010000200000002082d4d7dfd84ab3a2a89938c5c75ad9f07436d72da6155c5f9bb4f465c01983000000000e80000000020000200000007cbb90ebff86ca16e89593daeb7e80c0003af213f6310e25c374535eca4e9a57200000003ed400faa8424c95fb1f17b10eece5b63fd3b85dedbf906dfad1716bccc0c35740000000dc0d12aff93618da6bb94c8760fb4e55a3b045cc51724739cd1240a145b96097f09edf372d2ca828079297810af9dd8e7bfddd5251107a510ee81aff86fecac3 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000ebadd934471470438e7d54f4b866f62c00000000020000000000106600000001000020000000ce616f16ce1263f3f2267a0b7fbf10a4b679104fe1908e8082f019ec503d421a000000000e8000000002000020000000dd09357ef21691bd4fb39ff539cda483850e1166913620937c200c547b286d25200000004743d50396cff3d20706a003d95726ccb48203104f085e9f7ec8cbcd98c315eb40000000a6f98e20a6b6a45ec44085e2fe0c989ed93a16d0c3390da7cb699e5cfae88634aa6875a0028dbd49f185167a9a3bcf0d64954fb0aba65e708eba7f317f5356d2 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31046064" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\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-1-5-21-1498570331-2313266200-788959944-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "601899037" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 9081f328b0b9d901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4508 iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4508 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4508 iexplore.exe 4508 iexplore.exe 4612 IEXPLORE.EXE 4612 IEXPLORE.EXE 4612 IEXPLORE.EXE 4612 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4508 wrote to memory of 4612 4508 iexplore.exe 85 PID 4508 wrote to memory of 4612 4508 iexplore.exe 85 PID 4508 wrote to memory of 4612 4508 iexplore.exe 85
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\Untitled attachment 00011.htm"1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4508 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4508 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4612
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee