Analysis
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max time kernel
0s -
max time network
135s -
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 03:31
Static task
static1
Behavioral task
behavioral1
Sample
5087c8c7fb159e0741de45f2c4046523.html
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
5087c8c7fb159e0741de45f2c4046523.html
Resource
win10v2004-20231222-en
General
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Target
5087c8c7fb159e0741de45f2c4046523.html
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Size
1KB
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MD5
5087c8c7fb159e0741de45f2c4046523
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SHA1
220c570a8cd075d8a71d20f19ec101862e273151
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SHA256
53f5cbe688e994e9aee6fac70fed66dee461ebce0da0ca00856f3895c01a45f9
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SHA512
222c4d807a53b26faf085ce6e32b09351affd5833d1481f0753eba2a2671db5479d4d9c8cd80a2b74a35a606e76f2af15d73efc0457d3659099565e0dab898e3
Malware Config
Signatures
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description ioc Process 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 Set value (int) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{D3033AFD-A47F-11EE-A0B6-7E9BDE81EA77} = "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 -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1204 iexplore.exe 1204 iexplore.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1204 wrote to memory of 2716 1204 iexplore.exe 17 PID 1204 wrote to memory of 2716 1204 iexplore.exe 17 PID 1204 wrote to memory of 2716 1204 iexplore.exe 17
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\5087c8c7fb159e0741de45f2c4046523.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1204 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1204 CREDAT:17410 /prefetch:22⤵PID:2716
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
11KB
MD5f6008b3137700a83477ecf063579a355
SHA1f40bbe7ae1978982c004ea6919dfd5b3e5851f24
SHA256238a75b1d3c2eeb1b786c4e3c00f478882e33f5d0f59ec43defbb4792e0fe107
SHA512c1c1b450fd4955ce564cae04a39775f4a2981b886b981a241de90ee35959f34f4854eb2c13d93d01beb59aef3087c1c8d7a7eca9c39b524999a7bf3ed1c279be
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee