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Analysis
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max time kernel
141s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
31/12/2023, 04:42
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
289fbc3010b9ea4ee489bfabb91d8a86.exe
Resource
win7-20231215-en
windows7-x64
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
289fbc3010b9ea4ee489bfabb91d8a86.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
4 signatures
150 seconds
General
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Target
289fbc3010b9ea4ee489bfabb91d8a86.exe
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Size
35KB
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MD5
289fbc3010b9ea4ee489bfabb91d8a86
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SHA1
31a84aa57c6541da4d673eae6967dcbf89ef8421
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SHA256
aed639d9cb151f09aa01c1f05507fdf73a58da758f9b97002bee3c7e3a23676d
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SHA512
73d6037ad02df0e54a944ef8bea83783d2243a73525f3c09f708bbe04a0c0e366b71e6f124899d63607c12da67a2b199e721c31d54340d0ef4eee3443a10d2d0
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SSDEEP
768:PDA6yDT4PxJ2SlYeIX/MkoTmeSkCMlnYkzbiWz0:PDA6yDTyoSy5X/MxSklfzbiWg
Score
6/10
Malware Config
Signatures
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\LoveHebeA = "C:\\Windows\\system32\\vlstasx.exe" 289fbc3010b9ea4ee489bfabb91d8a86.exe -
Drops file in System32 directory 3 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\vlstasx.exe 289fbc3010b9ea4ee489bfabb91d8a86.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\vlstasx.exe 289fbc3010b9ea4ee489bfabb91d8a86.exe File created C:\Windows\SysWOW64\vlstasx.exe 289fbc3010b9ea4ee489bfabb91d8a86.exe -
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{567B74B1-ABD1-11EE-BF73-CEEF1DCBEAFA} = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\PageSetup IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\InternetRegistry IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Zoom IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\IETld\LowMic IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\IntelliForms IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\LowRegistry IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Toolbar IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive IEXPLORE.EXE -
Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 2504 289fbc3010b9ea4ee489bfabb91d8a86.exe 2504 289fbc3010b9ea4ee489bfabb91d8a86.exe 2504 289fbc3010b9ea4ee489bfabb91d8a86.exe 2504 289fbc3010b9ea4ee489bfabb91d8a86.exe 2504 289fbc3010b9ea4ee489bfabb91d8a86.exe 2504 289fbc3010b9ea4ee489bfabb91d8a86.exe 2504 289fbc3010b9ea4ee489bfabb91d8a86.exe 2504 289fbc3010b9ea4ee489bfabb91d8a86.exe 2504 289fbc3010b9ea4ee489bfabb91d8a86.exe 2504 289fbc3010b9ea4ee489bfabb91d8a86.exe 2504 289fbc3010b9ea4ee489bfabb91d8a86.exe 2504 289fbc3010b9ea4ee489bfabb91d8a86.exe 2504 289fbc3010b9ea4ee489bfabb91d8a86.exe 2504 289fbc3010b9ea4ee489bfabb91d8a86.exe 2504 289fbc3010b9ea4ee489bfabb91d8a86.exe 2504 289fbc3010b9ea4ee489bfabb91d8a86.exe 2504 289fbc3010b9ea4ee489bfabb91d8a86.exe 2504 289fbc3010b9ea4ee489bfabb91d8a86.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2788 IEXPLORE.EXE -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2788 IEXPLORE.EXE 2788 IEXPLORE.EXE 2284 IEXPLORE.EXE 2284 IEXPLORE.EXE 2284 IEXPLORE.EXE 2284 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2504 wrote to memory of 2788 2504 289fbc3010b9ea4ee489bfabb91d8a86.exe 29 PID 2504 wrote to memory of 2788 2504 289fbc3010b9ea4ee489bfabb91d8a86.exe 29 PID 2504 wrote to memory of 2788 2504 289fbc3010b9ea4ee489bfabb91d8a86.exe 29 PID 2504 wrote to memory of 2788 2504 289fbc3010b9ea4ee489bfabb91d8a86.exe 29 PID 2788 wrote to memory of 2284 2788 IEXPLORE.EXE 30 PID 2788 wrote to memory of 2284 2788 IEXPLORE.EXE 30 PID 2788 wrote to memory of 2284 2788 IEXPLORE.EXE 30 PID 2788 wrote to memory of 2284 2788 IEXPLORE.EXE 30
Processes
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C:\Users\Admin\AppData\Local\Temp\289fbc3010b9ea4ee489bfabb91d8a86.exe"C:\Users\Admin\AppData\Local\Temp\289fbc3010b9ea4ee489bfabb91d8a86.exe"1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2504 -
C:\Program Files\Internet Explorer\IEXPLORE.EXEOpen http://www.sky8000.com/sina/tongji.htm2⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2788 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2788 CREDAT:275457 /prefetch:23⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2284
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