Analysis
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max time kernel
149s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
10/03/2024, 16:44
General
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Target
bf1a4049b073c64c94212e7f79b1845b.exe
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Size
1.3MB
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MD5
bf1a4049b073c64c94212e7f79b1845b
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SHA1
36cf180765fa781bfcd80da297c4b6264aa833cf
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SHA256
4b2a39b4eaf73755a42e3defb373c37373bf52a2e56b0b7440fb1034dd80dbab
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SHA512
b34bed1f97dcb4d80c77c5f681a8be7ae86cc4ecb0c147484256d05cc50e896e15f7159756f819c5d765b3987ff8149c7c53811041d148d9a42a7781704315f3
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SSDEEP
24576:QTDarqWqRbstcHZm6iY30mrC0Spe0Pfa/1XALg82ry9webVnM:QTDYwwa5mYEmrnge0wA700p1M
Malware Config
Signatures
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Uses Session Manager for persistence 2 TTPs 1 IoCs
Creates Session Manager registry key to run executable early in system boot.
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UPX packed file 4 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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Adds Run key to start application 2 TTPs 1 IoCs
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Drops file in System32 directory 2 IoCs
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Drops file in Windows directory 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies Internet Explorer settings 1 TTPs 1 IoCs
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
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Suspicious use of SetWindowsHookEx 2 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\bf1a4049b073c64c94212e7f79b1845b.exe"C:\Users\Admin\AppData\Local\Temp\bf1a4049b073c64c94212e7f79b1845b.exe"1⤵
- Uses Session Manager for persistence
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
399B
MD5f0161328b321dfcba81d4516524b2781
SHA1c65bdb62b67f4150f94d75fa64788d8f05b13859
SHA256f37e10ca84be6e476d1164eca5b1d104f5dac890f02f5de701c61b86f19a1eae
SHA512273f3bcd6cf80020ac85227184c05d4c901c07e3782e741ee5b8abb63f89171c632725de68f4b015ca902fec4268eaa1101ab8d9b7f592721e08b94a329ff672
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Filesize
15.3MB
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Filesize
4KB
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Filesize
4KB
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Filesize
15.3MB
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Filesize
15.3MB
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Filesize
4KB
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Filesize
4KB
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Filesize
15.3MB