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Analysis
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max time kernel
135s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
07/06/2023, 11:16
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://broluckycode1s.site/code/grswmzbvgu5ha3ddf42dknbw
Resource
win10v2004-20230220-en
General
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Target
https://broluckycode1s.site/code/grswmzbvgu5ha3ddf42dknbw
Malware Config
Signatures
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Modifies Internet Explorer Phishing Filter 1 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\PhishingFilter iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\PhishingFilter\ClientSupported_MigrationTime = 575ec7859e45d901 iexplore.exe -
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\RepId iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\MINIE iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2799941025" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31037745" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\RepId\PublicId = "{85F267EC-477C-4728-B9D9-9E4338034E24}" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2799941025" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "392901596" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{D220397B-0524-11EE-B7D7-62A6D96D5571} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31037745" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000_Classes\Local Settings iexplore.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1696 iexplore.exe 1696 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1696 iexplore.exe 1696 iexplore.exe 840 IEXPLORE.EXE 840 IEXPLORE.EXE 840 IEXPLORE.EXE 840 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 1696 wrote to memory of 840 1696 iexplore.exe 83 PID 1696 wrote to memory of 840 1696 iexplore.exe 83 PID 1696 wrote to memory of 840 1696 iexplore.exe 83 PID 1696 wrote to memory of 3864 1696 iexplore.exe 92 PID 1696 wrote to memory of 3864 1696 iexplore.exe 92 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
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Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
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Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" https://broluckycode1s.site/code/grswmzbvgu5ha3ddf42dknbw1⤵
- Modifies Internet Explorer Phishing Filter
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1696 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1696 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:840
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C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\Downloads\grswmzbvgu5ha3ddf42dknbw.js"2⤵PID:3864
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
13KB
MD5eaf02053ee445e458a980fe64e873544
SHA1362686551a3a3977f189a8a23bf7646302508ff2
SHA2568c4277eaa376dc70890dfe138a498833a757d8f97eaf425c5fa811a18e6cbc0a
SHA512379960580d673df3e061549f0af7c2020cd3f20800f98bf2130bb6dde46a0cd9d851efa2b24c5db0fddd706b545c295e06925ff64dacf8e3da29e6b200332002
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
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Filesize
13KB
MD5eaf02053ee445e458a980fe64e873544
SHA1362686551a3a3977f189a8a23bf7646302508ff2
SHA2568c4277eaa376dc70890dfe138a498833a757d8f97eaf425c5fa811a18e6cbc0a
SHA512379960580d673df3e061549f0af7c2020cd3f20800f98bf2130bb6dde46a0cd9d851efa2b24c5db0fddd706b545c295e06925ff64dacf8e3da29e6b200332002