Analysis
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max time kernel
149s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
19-03-2024 05:45
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
40e0401da7d4df2ccaab7104ea2fcd4f8170203b47024e37b6d0d21c819ebc9e.exe
Resource
win7-20240220-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
40e0401da7d4df2ccaab7104ea2fcd4f8170203b47024e37b6d0d21c819ebc9e.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
1 signatures
150 seconds
General
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Target
40e0401da7d4df2ccaab7104ea2fcd4f8170203b47024e37b6d0d21c819ebc9e.exe
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Size
276KB
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MD5
28e73adf02ebc3e9acdb20c3bfc704f0
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SHA1
0090d09a436e94f54b44f44ed14681037426e021
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SHA256
40e0401da7d4df2ccaab7104ea2fcd4f8170203b47024e37b6d0d21c819ebc9e
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SHA512
77f1170133c827cd3869c45c41ea7c6c8ece3b480237bc294b5978f766d08a9b9b468f920cb8d2a8099a6ede6bb754dc42313868b287f865a6141f807935bbc5
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SSDEEP
6144:K5XavQHcZQ2hqU+6ONGn0BbjvwC1SL3HAijW46BqU:K5XavmcZQ2hqU+VNGn0RjvwC1SxjW46X
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-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 40e0401da7d4df2ccaab7104ea2fcd4f8170203b47024e37b6d0d21c819ebc9e.exe Set value (int) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" piijeer.exe -
Executes dropped EXE 1 IoCs
pid Process 2352 piijeer.exe -
Loads dropped DLL 2 IoCs
pid Process 2184 40e0401da7d4df2ccaab7104ea2fcd4f8170203b47024e37b6d0d21c819ebc9e.exe 2184 40e0401da7d4df2ccaab7104ea2fcd4f8170203b47024e37b6d0d21c819ebc9e.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\piijeer = "C:\\Users\\Admin\\piijeer.exe /l" piijeer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\piijeer = "C:\\Users\\Admin\\piijeer.exe /v" piijeer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\piijeer = "C:\\Users\\Admin\\piijeer.exe /e" piijeer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\piijeer = "C:\\Users\\Admin\\piijeer.exe /i" piijeer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\piijeer = "C:\\Users\\Admin\\piijeer.exe /j" piijeer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\piijeer = "C:\\Users\\Admin\\piijeer.exe /q" piijeer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\piijeer = "C:\\Users\\Admin\\piijeer.exe /f" piijeer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\piijeer = "C:\\Users\\Admin\\piijeer.exe /p" piijeer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\piijeer = "C:\\Users\\Admin\\piijeer.exe /x" piijeer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\piijeer = "C:\\Users\\Admin\\piijeer.exe /u" piijeer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\piijeer = "C:\\Users\\Admin\\piijeer.exe /k" piijeer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\piijeer = "C:\\Users\\Admin\\piijeer.exe /o" piijeer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\piijeer = "C:\\Users\\Admin\\piijeer.exe /x" 40e0401da7d4df2ccaab7104ea2fcd4f8170203b47024e37b6d0d21c819ebc9e.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\piijeer = "C:\\Users\\Admin\\piijeer.exe /z" piijeer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\piijeer = "C:\\Users\\Admin\\piijeer.exe /w" piijeer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\piijeer = "C:\\Users\\Admin\\piijeer.exe /y" piijeer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\piijeer = "C:\\Users\\Admin\\piijeer.exe /g" piijeer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\piijeer = "C:\\Users\\Admin\\piijeer.exe /m" piijeer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\piijeer = "C:\\Users\\Admin\\piijeer.exe /n" piijeer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\piijeer = "C:\\Users\\Admin\\piijeer.exe /d" piijeer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\piijeer = "C:\\Users\\Admin\\piijeer.exe /b" piijeer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\piijeer = "C:\\Users\\Admin\\piijeer.exe /a" piijeer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\piijeer = "C:\\Users\\Admin\\piijeer.exe /h" piijeer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\piijeer = "C:\\Users\\Admin\\piijeer.exe /c" piijeer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\piijeer = "C:\\Users\\Admin\\piijeer.exe /s" piijeer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\piijeer = "C:\\Users\\Admin\\piijeer.exe /t" piijeer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\piijeer = "C:\\Users\\Admin\\piijeer.exe /r" piijeer.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 2184 40e0401da7d4df2ccaab7104ea2fcd4f8170203b47024e37b6d0d21c819ebc9e.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe 2352 piijeer.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2184 40e0401da7d4df2ccaab7104ea2fcd4f8170203b47024e37b6d0d21c819ebc9e.exe 2352 piijeer.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2184 wrote to memory of 2352 2184 40e0401da7d4df2ccaab7104ea2fcd4f8170203b47024e37b6d0d21c819ebc9e.exe 28 PID 2184 wrote to memory of 2352 2184 40e0401da7d4df2ccaab7104ea2fcd4f8170203b47024e37b6d0d21c819ebc9e.exe 28 PID 2184 wrote to memory of 2352 2184 40e0401da7d4df2ccaab7104ea2fcd4f8170203b47024e37b6d0d21c819ebc9e.exe 28 PID 2184 wrote to memory of 2352 2184 40e0401da7d4df2ccaab7104ea2fcd4f8170203b47024e37b6d0d21c819ebc9e.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\40e0401da7d4df2ccaab7104ea2fcd4f8170203b47024e37b6d0d21c819ebc9e.exe"C:\Users\Admin\AppData\Local\Temp\40e0401da7d4df2ccaab7104ea2fcd4f8170203b47024e37b6d0d21c819ebc9e.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:2184 -
C:\Users\Admin\piijeer.exe"C:\Users\Admin\piijeer.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:2352
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
276KB
MD5920c3d4a195cc15a97c3e6b96e26779f
SHA16032c2656a471ea38e78525d3f98b6456fc31c2d
SHA25682a5f7b617ea1ad1eaf130a8d848f092cc7bd96c7f86e29a4ce09419fb87f7d0
SHA5121a07f221e56dc92d73af7c14198b7e4c3d9c5c04179f92d6b20a1a3df9b74fca1a67d4af5792348909fd5101ddc04b520f07900030f8f7ffade7270e60252c55