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Analysis
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max time kernel
149s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
03/06/2024, 22:31
Static task
static1
Behavioral task
behavioral1
Sample
de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe
Resource
win10v2004-20240226-en
General
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Target
de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe
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Size
82KB
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MD5
617359d0e1fc3c3e85f0d6a5b453e2b2
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SHA1
f1ef14a20149531d9759112c6a6a792f49f0712e
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SHA256
de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12
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SHA512
366108b3102a7024f4963d9089d3e60533853fed50a872d10218d8562b6d897c03a6040bb88b18e3e08e1cf2624902d126ad3b3adde22258ea83dff13899c74e
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SSDEEP
768:agO5xRYi+SfSWHHNvvG5bnl/NqNwsKVDstHxYD0p1aXKynF0vQmYZS0HdJnfWORs:RshfSWHHNvoLqNwDDGw02eQmh0HjWOR
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2472 rundll32.exe -
Loads dropped DLL 2 IoCs
pid Process 1368 de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe 1368 de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe -
Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe -
Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\¢«.exe de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe File created C:\Windows\SysWOW64\¢«.exe de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe File created C:\Windows\SysWOW64\notepad¢¬.exe de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe File created C:\Windows\system\rundll32.exe de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe -
Modifies registry class 15 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1717453911" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1717453911" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 1368 de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe 1368 de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe 1368 de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe 1368 de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe 1368 de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe 1368 de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe 1368 de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe 1368 de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe 1368 de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe 1368 de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe 1368 de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe 1368 de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe 1368 de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe 1368 de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2472 rundll32.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 1368 de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe 2472 rundll32.exe 2472 rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1368 wrote to memory of 2472 1368 de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe 28 PID 1368 wrote to memory of 2472 1368 de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe 28 PID 1368 wrote to memory of 2472 1368 de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe 28 PID 1368 wrote to memory of 2472 1368 de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe 28 PID 1368 wrote to memory of 2472 1368 de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe 28 PID 1368 wrote to memory of 2472 1368 de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe 28 PID 1368 wrote to memory of 2472 1368 de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe"C:\Users\Admin\AppData\Local\Temp\de6410046fa739296870063696ba1d2cb2f8d2ca6a96a1b5978b3e9803047c12.exe"1⤵
- Loads dropped DLL
- Modifies system executable filetype association
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1368 -
C:\Windows\system\rundll32.exeC:\Windows\system\rundll32.exe2⤵
- Executes dropped EXE
- Modifies system executable filetype association
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2472
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
83KB
MD579c6b2c35c0b56a149ab5c94b4369a18
SHA12f190a2849780b321456a121ca0e1ee33d92cde0
SHA2566182cffb416bdd2e75b86fef4d6d2b1d7ce42d857576568896fd7cf760024088
SHA5120ff9c80665363c0e78a4624849561693e1d7bf613e082fc0bc506e51df19a7f28cc46220e6f4dacafb86f20d1e687fc33a77faf7a695fe0bd55a1cfb57f04395
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Filesize
82KB
MD5c8988f4b64a58c2473fcc576b96be02f
SHA15ba505457567634d72fafac78a1150aaa0c80d79
SHA256ad1df3d9b5c6ec56fc2c3131ac9ad2a99f4d6bc8b170a0c5fa13b3f407871dbd
SHA51236e8edf017a1f5cdc282020cb8d5f746baf49ac83304218457b217a626426b0a6b6059a85fdd18bff29fed8c0bcd977d1b131f8fa6d4727f4e930042bb6d0934