Analysis
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max time kernel
151s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
04-02-2024 03:15
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
8e13902e125d572d7c58f6783346dbae.exe
Resource
win7-20231215-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
8e13902e125d572d7c58f6783346dbae.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
8e13902e125d572d7c58f6783346dbae.exe
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Size
132KB
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MD5
8e13902e125d572d7c58f6783346dbae
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SHA1
5361b8c8a943f00163b32090805cc129f3e5b3f4
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SHA256
9311f3d36f3369ff70d5466e688f7b4640627d13485cd361c342737d3c9b8c49
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SHA512
17abf9cb83c84d66886e9ec38c8e7ee97f7de0cffa357df022381170265248ea480e73462b899e60e0ef4501835043690f8d67fd60a3a70926cc79b7cf58ad50
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SSDEEP
3072:qAp5bM+xspX7//GSeIlLXkskMvB00bsMyXeWLkr:qApSI+7//leIBXTkMZ00bsMyXeAk
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-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 8e13902e125d572d7c58f6783346dbae.exe Set value (int) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" zuudau.exe -
Executes dropped EXE 1 IoCs
pid Process 2136 zuudau.exe -
Loads dropped DLL 2 IoCs
pid Process 2220 8e13902e125d572d7c58f6783346dbae.exe 2220 8e13902e125d572d7c58f6783346dbae.exe -
Adds Run key to start application 2 TTPs 53 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /j" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /f" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /A" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /r" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /b" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /P" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /u" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /U" 8e13902e125d572d7c58f6783346dbae.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /E" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /X" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /J" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /I" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /R" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /z" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /W" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /e" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /q" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /N" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /Q" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /U" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /d" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /g" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /i" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /t" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /H" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /s" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /O" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /o" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /M" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /p" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /Z" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /a" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /K" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /T" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /m" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /C" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /h" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /V" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /D" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /F" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /B" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /y" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /L" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /w" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /x" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /l" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /c" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /v" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /G" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /Y" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /k" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /n" zuudau.exe Set value (str) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\zuudau = "C:\\Users\\Admin\\zuudau.exe /S" zuudau.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 2220 8e13902e125d572d7c58f6783346dbae.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe 2136 zuudau.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2220 8e13902e125d572d7c58f6783346dbae.exe 2136 zuudau.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2220 wrote to memory of 2136 2220 8e13902e125d572d7c58f6783346dbae.exe 28 PID 2220 wrote to memory of 2136 2220 8e13902e125d572d7c58f6783346dbae.exe 28 PID 2220 wrote to memory of 2136 2220 8e13902e125d572d7c58f6783346dbae.exe 28 PID 2220 wrote to memory of 2136 2220 8e13902e125d572d7c58f6783346dbae.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\8e13902e125d572d7c58f6783346dbae.exe"C:\Users\Admin\AppData\Local\Temp\8e13902e125d572d7c58f6783346dbae.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:2220 -
C:\Users\Admin\zuudau.exe"C:\Users\Admin\zuudau.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:2136
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
132KB
MD5b078d2374f8b20cc4c7e440fb0bc7e3e
SHA1c2e69538e333e55e5d6df1db68ca49d2360144c9
SHA256970abb693c8cf077af36143ef40574b5bf3a515d55eb47e2f0eaae9cb60d97cd
SHA512f6503f7df13772efcae8350f8af96bbfe1824052da22b4424521f6c51c545c0efa8676e283b15f622cf8caae3291bc00023170eb6f9ca410a769896a0ef25109