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Analysis
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max time kernel
174s -
max time network
185s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
26/12/2023, 03:26
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
5029d9a00076d872554ef78a72efdbfd.exe
Resource
win7-20231215-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
5029d9a00076d872554ef78a72efdbfd.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
5029d9a00076d872554ef78a72efdbfd.exe
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Size
188KB
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MD5
5029d9a00076d872554ef78a72efdbfd
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SHA1
d1a3515f11a6b32329f60de36a04ee1a91258987
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SHA256
40cfa435fd110dab8827b4bb9ea2531a65877cdee9738091e709ce295330d038
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SHA512
a446594f7907aeb99aac1bb5589972e4ea6930f401ce01a21fd8cc6dbf0ba4d892ab0ba1ec4ea5fc38dad1248b320f14652e82966e510083e28a4fb593f7bf38
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SSDEEP
3072:Tj4dM3y6QqQ7b4zxMJsSmJLnTQFlKRilqoq6v/:QxhqM4zk0dqfMot
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 5029d9a00076d872554ef78a72efdbfd.exe Set value (int) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" puiin.exe -
Executes dropped EXE 1 IoCs
pid Process 2700 puiin.exe -
Loads dropped DLL 2 IoCs
pid Process 2508 5029d9a00076d872554ef78a72efdbfd.exe 2508 5029d9a00076d872554ef78a72efdbfd.exe -
Adds Run key to start application 2 TTPs 52 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /S" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /J" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /x" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /X" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /r" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /y" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /s" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /e" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /f" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /U" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /h" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /A" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /l" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /O" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /t" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /P" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /v" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /a" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /D" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /H" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /u" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /I" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /b" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /d" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /G" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /w" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /Q" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /L" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /K" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /V" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /Z" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /o" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /Y" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /M" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /T" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /i" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /B" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /z" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /c" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /g" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /E" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /R" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /n" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /F" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /g" 5029d9a00076d872554ef78a72efdbfd.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /m" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /W" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /N" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /C" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /k" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /j" puiin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Run\puiin = "C:\\Users\\Admin\\puiin.exe /q" puiin.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2508 5029d9a00076d872554ef78a72efdbfd.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe 2700 puiin.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2508 5029d9a00076d872554ef78a72efdbfd.exe 2700 puiin.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2508 wrote to memory of 2700 2508 5029d9a00076d872554ef78a72efdbfd.exe 30 PID 2508 wrote to memory of 2700 2508 5029d9a00076d872554ef78a72efdbfd.exe 30 PID 2508 wrote to memory of 2700 2508 5029d9a00076d872554ef78a72efdbfd.exe 30 PID 2508 wrote to memory of 2700 2508 5029d9a00076d872554ef78a72efdbfd.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\5029d9a00076d872554ef78a72efdbfd.exe"C:\Users\Admin\AppData\Local\Temp\5029d9a00076d872554ef78a72efdbfd.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2508 -
C:\Users\Admin\puiin.exe"C:\Users\Admin\puiin.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2700
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
188KB
MD5341173fc338f10e446727526301f68ff
SHA1b2c3a74f72cc882a548afd5e9cc72b28615baa9e
SHA256086e1452a5dc23c84f2652f3343f48892abcb2af8e2be35af4eb549298348b0c
SHA512f28a67cad02d9f27ca319e74af0dbe8295080be35e862425cc5705c4f14f228a6c66498c2635ea33408e95d0611fdf8b21540c8efa067391214f39e66654b440