Analysis
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max time kernel
117s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
29-12-2023 20:59
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
03dae5e5db9ad479709d3cadb6764bf1.exe
Resource
win7-20231129-en
windows7-x64
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
03dae5e5db9ad479709d3cadb6764bf1.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
7 signatures
150 seconds
General
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Target
03dae5e5db9ad479709d3cadb6764bf1.exe
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Size
32KB
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MD5
03dae5e5db9ad479709d3cadb6764bf1
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SHA1
4503c31b2fe170e0b6b8ede391f097bc3d682c4a
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SHA256
9267b7e0a1012a6172bdcf70c0087ea713ead01a90623064269bdd2c232b07e9
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SHA512
35e032587d3906045b259df9b77007de7b4a4d92cc46ef57ed1c33fcaa3b2630abb408965a31de207b0cace0dd5f112fe2355510135f5624fdae53ec8f147ce0
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SSDEEP
768:6pwkaVpVWusK6BC3ne9QeaOQJP6coScckqRF1UtNPRaj7:6K/kxK6P9QkQJinScXqf1wPu7
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" 03dae5e5db9ad479709d3cadb6764bf1.exe -
Drops file in System32 directory 3 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\vlstasx.exe 03dae5e5db9ad479709d3cadb6764bf1.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\vlstasx.exe 03dae5e5db9ad479709d3cadb6764bf1.exe File created C:\Windows\SysWOW64\vlstasx.exe 03dae5e5db9ad479709d3cadb6764bf1.exe -
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\LowRegistry IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\IntelliForms IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\InternetRegistry IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Zoom IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Toolbar IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{763008F1-A6AB-11EE-B0EB-D691EE3F3902} = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\IETld\LowMic IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\PageSetup IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive IEXPLORE.EXE -
Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 2548 03dae5e5db9ad479709d3cadb6764bf1.exe 2548 03dae5e5db9ad479709d3cadb6764bf1.exe 2548 03dae5e5db9ad479709d3cadb6764bf1.exe 2548 03dae5e5db9ad479709d3cadb6764bf1.exe 2548 03dae5e5db9ad479709d3cadb6764bf1.exe 2548 03dae5e5db9ad479709d3cadb6764bf1.exe 2548 03dae5e5db9ad479709d3cadb6764bf1.exe 2548 03dae5e5db9ad479709d3cadb6764bf1.exe 2548 03dae5e5db9ad479709d3cadb6764bf1.exe 2548 03dae5e5db9ad479709d3cadb6764bf1.exe 2548 03dae5e5db9ad479709d3cadb6764bf1.exe 2548 03dae5e5db9ad479709d3cadb6764bf1.exe 2548 03dae5e5db9ad479709d3cadb6764bf1.exe 2548 03dae5e5db9ad479709d3cadb6764bf1.exe 2548 03dae5e5db9ad479709d3cadb6764bf1.exe 2548 03dae5e5db9ad479709d3cadb6764bf1.exe 2548 03dae5e5db9ad479709d3cadb6764bf1.exe 2548 03dae5e5db9ad479709d3cadb6764bf1.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2888 IEXPLORE.EXE -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2888 IEXPLORE.EXE 2888 IEXPLORE.EXE 2296 IEXPLORE.EXE 2296 IEXPLORE.EXE 2296 IEXPLORE.EXE 2296 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2548 wrote to memory of 2888 2548 03dae5e5db9ad479709d3cadb6764bf1.exe 29 PID 2548 wrote to memory of 2888 2548 03dae5e5db9ad479709d3cadb6764bf1.exe 29 PID 2548 wrote to memory of 2888 2548 03dae5e5db9ad479709d3cadb6764bf1.exe 29 PID 2548 wrote to memory of 2888 2548 03dae5e5db9ad479709d3cadb6764bf1.exe 29 PID 2888 wrote to memory of 2296 2888 IEXPLORE.EXE 30 PID 2888 wrote to memory of 2296 2888 IEXPLORE.EXE 30 PID 2888 wrote to memory of 2296 2888 IEXPLORE.EXE 30 PID 2888 wrote to memory of 2296 2888 IEXPLORE.EXE 30
Processes
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C:\Users\Admin\AppData\Local\Temp\03dae5e5db9ad479709d3cadb6764bf1.exe"C:\Users\Admin\AppData\Local\Temp\03dae5e5db9ad479709d3cadb6764bf1.exe"1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2548 -
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:2888 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2888 CREDAT:275457 /prefetch:23⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2296
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