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Analysis
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max time kernel
149s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
15/05/2024, 10:20
Static task
static1
Behavioral task
behavioral1
Sample
8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe
Resource
win10v2004-20240508-en
General
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Target
8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe
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Size
77KB
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MD5
ed98dd1f62219b4e1468f27bd40381e2
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SHA1
374deb56d6702107eaa49191c3edd4f24674ea2d
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SHA256
8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4
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SHA512
54b2841cb361f9b5b3d4bd3cb6cee859679b584e8204b34b994de8baf705d9e0b7b601c6a5f29e5c1c30920b71bfd8d767769a2d3e14f61c82dd837dd61b390e
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SSDEEP
768:agO5xRYi+SfSWHHNvvG5bnl/NqNwsKVDstHxYD0p1aXKynF0vQmYZS0HdJnfWO2t:RshfSWHHNvoLqNwDDGw02eQmh0HjWOOR
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 3492 rundll32.exe -
Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.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 Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe -
Drops file in System32 directory 4 IoCs
description ioc Process File created C:\Windows\SysWOW64\¢«.exe 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe File opened for modification C:\Windows\SysWOW64\¢«.exe 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe File created C:\Windows\system\rundll32.exe 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe -
Modifies registry class 15 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1715768462" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\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\exefile\shell\open\command\ = "\"%1\" %*" 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1715768462" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe -
Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3492 rundll32.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 3492 rundll32.exe 3492 rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2812 wrote to memory of 3492 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 85 PID 2812 wrote to memory of 3492 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 85 PID 2812 wrote to memory of 3492 2812 8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe"C:\Users\Admin\AppData\Local\Temp\8188e95c13b7d7a9687fac0abebb3148c1197d5b682ae5cd956f85de20e618f4.exe"1⤵
- 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:2812 -
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:3492
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
83KB
MD5d92a06d36a96db2f99cc5ef7b81b7d23
SHA12c0d0a7cdd1f2fd2930fefad814c6588c04e6b25
SHA256d583f16a77be0687695c8b7640a83faa43ab6cf36b515602e676bcf93164dca5
SHA5125a080317316b316c4d75a82179dcc3a789e0efc2c61ed42005892957d9207aadb49b1ee6b9fd40aad2efce17292f1b61ad7d8f204a4f18e430a92ee9f306f6f4
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Filesize
80KB
MD562da3eaadd80c1bc271aaf1698491f35
SHA11495f171a35cd97b67f27514fc3bd7eab8f92be0
SHA256cb39e8c7d11bfd7b969d45e25a804db6459cd852f3698f9108ebbb09e913289c
SHA5120bb10228e539c41f17a530d82b2cbe1ec572d44d6472ffb4d728dbbc5c2b05b7c7ccdbc090dfb36bd6dad1e4d08f87af298405d93c60f9117a1d917a7cfb64db