Analysis
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max time kernel
150s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
31/12/2023, 14:23
Static task
static1
Behavioral task
behavioral1
Sample
39b0c28917cde0d967dfb9c4a4d330d0.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
39b0c28917cde0d967dfb9c4a4d330d0.exe
Resource
win10v2004-20231215-en
General
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Target
39b0c28917cde0d967dfb9c4a4d330d0.exe
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Size
36KB
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MD5
39b0c28917cde0d967dfb9c4a4d330d0
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SHA1
6a4c166f3dcc19107b029b51f3fd7c137af7af7e
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SHA256
50cbd84110cd04577e725f91053187d6a628ac145bbb95688b05cee6fc4fafd7
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SHA512
ba26e3e06ea01bee7ac182fa164a7cdfc860590cdcd055ecd196440a085d22b618a561b255f9b54be5c05c6d35d3f7435b5859609c77b785d5dfda3fd4481a4b
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SSDEEP
384:/ThCPkepDT6x0121Uc4rcGgiB7bwCrp/Ovw5ITvmPWvvDWSyWN:/F+kepkmrcDIbwCrRITvmPWTRZ
Malware Config
Signatures
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Sets file execution options in registry 2 TTPs 10 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\PCMAV-RTP.exe 39b0c28917cde0d967dfb9c4a4d330d0.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\PCMAV-RTP.exe\Debugger = "notepad.exe" 39b0c28917cde0d967dfb9c4a4d330d0.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\nod32.exe\Debugger = "notepad.exe" 39b0c28917cde0d967dfb9c4a4d330d0.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\nod32kui.exe 39b0c28917cde0d967dfb9c4a4d330d0.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\nod32kui.exe\Debugger = "notepad.exe" 39b0c28917cde0d967dfb9c4a4d330d0.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msconfig.exe 39b0c28917cde0d967dfb9c4a4d330d0.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\PCMAV-CLN.exe 39b0c28917cde0d967dfb9c4a4d330d0.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\nod32.exe 39b0c28917cde0d967dfb9c4a4d330d0.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msconfig.exe\Debugger = "notepad.exe" 39b0c28917cde0d967dfb9c4a4d330d0.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\PCMAV-CLN.exe\Debugger = "notepad.exe" 39b0c28917cde0d967dfb9c4a4d330d0.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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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\Wintask = "c:\\wintask8201.exe" 39b0c28917cde0d967dfb9c4a4d330d0.exe -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.PPT.exe 39b0c28917cde0d967dfb9c4a4d330d0.exe File created C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.PPT.exe 39b0c28917cde0d967dfb9c4a4d330d0.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created \??\c:\windows\p4kl3k.html 39b0c28917cde0d967dfb9c4a4d330d0.exe File opened for modification \??\c:\windows\p4kl3k.html 39b0c28917cde0d967dfb9c4a4d330d0.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1960 39b0c28917cde0d967dfb9c4a4d330d0.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\39b0c28917cde0d967dfb9c4a4d330d0.exe"C:\Users\Admin\AppData\Local\Temp\39b0c28917cde0d967dfb9c4a4d330d0.exe"1⤵
- Sets file execution options in registry
- Adds Run key to start application
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
PID:1960
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
36KB
MD539b0c28917cde0d967dfb9c4a4d330d0
SHA16a4c166f3dcc19107b029b51f3fd7c137af7af7e
SHA25650cbd84110cd04577e725f91053187d6a628ac145bbb95688b05cee6fc4fafd7
SHA512ba26e3e06ea01bee7ac182fa164a7cdfc860590cdcd055ecd196440a085d22b618a561b255f9b54be5c05c6d35d3f7435b5859609c77b785d5dfda3fd4481a4b
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Filesize
160B
MD5bea6c6dd1eb3f3277b4a68731f9abd23
SHA10cfe5c88ec54540b8a0602f5e6e8ae789ede7291
SHA256570e8068e5a57a90f916b8d2a8e5aeaa39dd962f11d569ccd7302a83673635aa
SHA5124c7d5c49943d8c4831be23cdf32cf9ee571f0e48ee4d12ef1af104ecfdc25dabe96afab8211948c6dd24c4092678d7d3f505722183be5ad3a740cbcbc56de731