Analysis
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max time kernel
142s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20240419-en -
resource tags
arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system -
submitted
11-06-2024 03:12
Static task
static1
Behavioral task
behavioral1
Sample
9a3c97da27bbdbcf752d5faae79d2907.html
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
9a3c97da27bbdbcf752d5faae79d2907.html
Resource
win10v2004-20240508-en
General
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Target
9a3c97da27bbdbcf752d5faae79d2907.html
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Size
155KB
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MD5
9a3c97da27bbdbcf752d5faae79d2907
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SHA1
469f11ee95b5a1f0d690e16c52355695a39d47bd
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SHA256
fefc062058d0b8673c746bfd9977d755d58508b92c81711ae26d144088f936ae
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SHA512
89ff06ecfede252fa95a0b0053b09333851526bef2dfb0aa188cb06fe4bf68913e2df6b93912dc95842c836f194731289bfb4cc80b25a8fa123e22009f647e5c
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SSDEEP
1536:i8RTiElt9pQjaBUEyLi+rffMxqNisaQx4V5roEIfGJZN8qbV76EX1UP09weXA3om:i+PSj3EyfkMY+BES09JXAnyrZalI+YQ
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
Processes:
svchost.exeDesktopLayer.exepid process 2284 svchost.exe 2092 DesktopLayer.exe -
Loads dropped DLL 2 IoCs
Processes:
IEXPLORE.EXEsvchost.exepid process 632 IEXPLORE.EXE 2284 svchost.exe -
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\svchost.exe upx behavioral1/memory/2284-7-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2092-15-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2092-18-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2092-16-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral1/memory/2092-21-0x0000000000400000-0x000000000042E000-memory.dmp upx -
Drops file in Program Files directory 3 IoCs
Processes:
svchost.exedescription ioc process File opened for modification C:\Program Files (x86)\Microsoft\pxF4AB.tmp svchost.exe File created C:\Program Files (x86)\Microsoft\DesktopLayer.exe svchost.exe File opened for modification C:\Program Files (x86)\Microsoft\DesktopLayer.exe svchost.exe -
Processes:
iexplore.exeIEXPLORE.EXEIEXPLORE.EXEdescription ioc process Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3d0000003d000000c3040000a2020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "424237470" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{821C8321-27A0-11EF-8004-DAAF2542C58D} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
DesktopLayer.exepid process 2092 DesktopLayer.exe 2092 DesktopLayer.exe 2092 DesktopLayer.exe 2092 DesktopLayer.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
iexplore.exepid process 2288 iexplore.exe 2288 iexplore.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
iexplore.exeIEXPLORE.EXEIEXPLORE.EXEpid process 2288 iexplore.exe 2288 iexplore.exe 632 IEXPLORE.EXE 632 IEXPLORE.EXE 632 IEXPLORE.EXE 632 IEXPLORE.EXE 2288 iexplore.exe 2288 iexplore.exe 784 IEXPLORE.EXE 784 IEXPLORE.EXE 784 IEXPLORE.EXE 784 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
iexplore.exeIEXPLORE.EXEsvchost.exeDesktopLayer.exedescription pid process target process PID 2288 wrote to memory of 632 2288 iexplore.exe IEXPLORE.EXE PID 2288 wrote to memory of 632 2288 iexplore.exe IEXPLORE.EXE PID 2288 wrote to memory of 632 2288 iexplore.exe IEXPLORE.EXE PID 2288 wrote to memory of 632 2288 iexplore.exe IEXPLORE.EXE PID 632 wrote to memory of 2284 632 IEXPLORE.EXE svchost.exe PID 632 wrote to memory of 2284 632 IEXPLORE.EXE svchost.exe PID 632 wrote to memory of 2284 632 IEXPLORE.EXE svchost.exe PID 632 wrote to memory of 2284 632 IEXPLORE.EXE svchost.exe PID 2284 wrote to memory of 2092 2284 svchost.exe DesktopLayer.exe PID 2284 wrote to memory of 2092 2284 svchost.exe DesktopLayer.exe PID 2284 wrote to memory of 2092 2284 svchost.exe DesktopLayer.exe PID 2284 wrote to memory of 2092 2284 svchost.exe DesktopLayer.exe PID 2092 wrote to memory of 2308 2092 DesktopLayer.exe iexplore.exe PID 2092 wrote to memory of 2308 2092 DesktopLayer.exe iexplore.exe PID 2092 wrote to memory of 2308 2092 DesktopLayer.exe iexplore.exe PID 2092 wrote to memory of 2308 2092 DesktopLayer.exe iexplore.exe PID 2288 wrote to memory of 784 2288 iexplore.exe IEXPLORE.EXE PID 2288 wrote to memory of 784 2288 iexplore.exe IEXPLORE.EXE PID 2288 wrote to memory of 784 2288 iexplore.exe IEXPLORE.EXE PID 2288 wrote to memory of 784 2288 iexplore.exe IEXPLORE.EXE
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\9a3c97da27bbdbcf752d5faae79d2907.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2288 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2288 CREDAT:275457 /prefetch:22⤵
- Loads dropped DLL
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:632 -
C:\Users\Admin\AppData\Local\Temp\svchost.exe"C:\Users\Admin\AppData\Local\Temp\svchost.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2284 -
C:\Program Files (x86)\Microsoft\DesktopLayer.exe"C:\Program Files (x86)\Microsoft\DesktopLayer.exe"4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2092 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"5⤵PID:2308
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C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2288 CREDAT:406542 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:784
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
55KB
MD5ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a