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Analysis
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max time kernel
0s -
max time network
10s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
25/12/2023, 13:09
Static task
static1
Behavioral task
behavioral1
Sample
20aef5dfcf02cfffdc26b2ca8c735352.html
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
20aef5dfcf02cfffdc26b2ca8c735352.html
Resource
win10v2004-20231215-en
General
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Target
20aef5dfcf02cfffdc26b2ca8c735352.html
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Size
57KB
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MD5
20aef5dfcf02cfffdc26b2ca8c735352
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SHA1
4ffb03c595886cbecfccc85aaacfa6e302386dee
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SHA256
e3082fdd514a8225f5ed28cfbec9c12517426dff7c502924e03d10a083394db0
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SHA512
2082cd5c05c13158025d7c9e71cb8ca1433e85898618948fbcfb2bd696d2ca693edda93b49dc432a77bf399bcf2657be694716f0d998a919cf7bae61b706ec89
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SSDEEP
1536:ijEQvK8OPHdygKo2vgyHJv0owbd6zKD6CDK2RVroh5wpDK2RVy:ijnOPHdyk2vgyHJutDK2RVroh5wpDK2m
Malware Config
Signatures
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description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{D2A67426-A564-11EE-9ECD-DE9D3A49EF0E} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2264 iexplore.exe 2264 iexplore.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2264 wrote to memory of 1452 2264 iexplore.exe 18 PID 2264 wrote to memory of 1452 2264 iexplore.exe 18 PID 2264 wrote to memory of 1452 2264 iexplore.exe 18
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\20aef5dfcf02cfffdc26b2ca8c735352.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2264 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2264 CREDAT:17410 /prefetch:22⤵PID:1452
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
5B
MD55bfa51f3a417b98e7443eca90fc94703
SHA18c015d80b8a23f780bdd215dc842b0f5551f63bd
SHA256bebe2853a3485d1c2e5c5be4249183e0ddaff9f87de71652371700a89d937128
SHA5124cd03686254bb28754cbaa635ae1264723e2be80ce1dd0f78d1ab7aee72232f5b285f79e488e9c5c49ff343015bd07bb8433d6cee08ae3cea8c317303e3ac399
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\64E544B76338020D780BCC40A2A2B366
Filesize414B
MD5bea817549169a85d50f63bc53b72a378
SHA1e9ca7182e2ca47aa7b9300ed70eb3581a31cbdd1
SHA2563ca0bf4d36520c0ff962917db8745e4deab06c82f7f28ad4e3bb78674836f4a9
SHA512b3f84e9cd794a9fcc14b3cc4f308b4a65300b60c81abb140403b329eab5969796b24648a6a74414bdd32e0c91275a4f0639d2bfd9ea427adc4c3a6d13a9ab12d
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Filesize
34KB
MD594baeae5a431d3f4b6a82c4a91f59511
SHA142afc199c30c4adf7d69bb10cc1b7674102cad6e
SHA256df5d165b5af8ba63c3b606253a8c73dbdc132bc66153c867b4acbe47efa55f0b
SHA512866c5064e7a88ff99696a64ef6cb3a770db74ae99d773754613422f6fc4d850eb32945d57aabcd0cbdbb9bec74ab2627a7d7a0cd14bd465086db0083756f0017
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee