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Analysis
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max time kernel
0s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
26/12/2023, 03:05
Static task
static1
Behavioral task
behavioral1
Sample
4ed98937d283c64b1f40d3e823bae755.html
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
4ed98937d283c64b1f40d3e823bae755.html
Resource
win10v2004-20231222-en
General
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Target
4ed98937d283c64b1f40d3e823bae755.html
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Size
2KB
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MD5
4ed98937d283c64b1f40d3e823bae755
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SHA1
3d627f4f81d913e9c87da0694eb17c8826bbabfe
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SHA256
c6faf04f1209f47491f534167a79d7006d0ff4d2ce728138d38d70dfc8766ac9
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SHA512
d3dc658a09a7abce1d4c552245efdc401ac436e8c570f989aaa3803e47a7ba2251625a42a612b880706cad15ba98f68a926c81fcef0ef0943951c96df586c194
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{40EACECB-A479-11EE-A0B6-5A131972A918} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1636 iexplore.exe 1636 iexplore.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1636 wrote to memory of 4744 1636 iexplore.exe 16 PID 1636 wrote to memory of 4744 1636 iexplore.exe 16 PID 1636 wrote to memory of 4744 1636 iexplore.exe 16
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\4ed98937d283c64b1f40d3e823bae755.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1636 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1636 CREDAT:17410 /prefetch:22⤵PID:4744
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee