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Analysis
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max time kernel
150s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
06/04/2024, 21:57
Static task
static1
Behavioral task
behavioral1
Sample
6a6419557a47b57f2dc273f52aa273f543f333a611b53a567d68972a6e1c8efa.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
6a6419557a47b57f2dc273f52aa273f543f333a611b53a567d68972a6e1c8efa.exe
Resource
win10v2004-20231215-en
General
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Target
6a6419557a47b57f2dc273f52aa273f543f333a611b53a567d68972a6e1c8efa.exe
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Size
100KB
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MD5
57d5717cf3b20b62a91e517ef7ed20af
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SHA1
7818ab2a4094a0b92dbf200f41aca8567684d992
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SHA256
6a6419557a47b57f2dc273f52aa273f543f333a611b53a567d68972a6e1c8efa
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SHA512
78c6d89ce789018e8368304293674372ae47e75934cbfcfed4d08e3bba328c3a95e2fffcd206dbaa7e6dc932fdd884377213b30a2012b576fe168378e2eeb1f8
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SSDEEP
1536:26S5c/7Xp4BNRXAEwqScgDz0Bg2PDXJRde/S9FMYVwt+QaMxS+XjLlm:dd4zDfDXJVa+sS+3s
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-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 6a6419557a47b57f2dc273f52aa273f543f333a611b53a567d68972a6e1c8efa.exe Set value (int) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" lyxuor.exe -
Executes dropped EXE 1 IoCs
pid Process 1960 lyxuor.exe -
Loads dropped DLL 2 IoCs
pid Process 1680 6a6419557a47b57f2dc273f52aa273f543f333a611b53a567d68972a6e1c8efa.exe 1680 6a6419557a47b57f2dc273f52aa273f543f333a611b53a567d68972a6e1c8efa.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\lyxuor = "C:\\Users\\Admin\\lyxuor.exe /r" lyxuor.exe Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\lyxuor = "C:\\Users\\Admin\\lyxuor.exe /i" lyxuor.exe Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\lyxuor = "C:\\Users\\Admin\\lyxuor.exe /k" lyxuor.exe Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\lyxuor = "C:\\Users\\Admin\\lyxuor.exe /e" lyxuor.exe Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\lyxuor = "C:\\Users\\Admin\\lyxuor.exe /v" lyxuor.exe Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\lyxuor = "C:\\Users\\Admin\\lyxuor.exe /d" lyxuor.exe Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\lyxuor = "C:\\Users\\Admin\\lyxuor.exe /x" lyxuor.exe Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\lyxuor = "C:\\Users\\Admin\\lyxuor.exe /w" lyxuor.exe Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\lyxuor = "C:\\Users\\Admin\\lyxuor.exe /h" lyxuor.exe Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\lyxuor = "C:\\Users\\Admin\\lyxuor.exe /g" lyxuor.exe Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\lyxuor = "C:\\Users\\Admin\\lyxuor.exe /e" 6a6419557a47b57f2dc273f52aa273f543f333a611b53a567d68972a6e1c8efa.exe Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\lyxuor = "C:\\Users\\Admin\\lyxuor.exe /l" lyxuor.exe Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\lyxuor = "C:\\Users\\Admin\\lyxuor.exe /c" lyxuor.exe Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\lyxuor = "C:\\Users\\Admin\\lyxuor.exe /m" lyxuor.exe Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\lyxuor = "C:\\Users\\Admin\\lyxuor.exe /y" lyxuor.exe Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\lyxuor = "C:\\Users\\Admin\\lyxuor.exe /j" lyxuor.exe Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\lyxuor = "C:\\Users\\Admin\\lyxuor.exe /u" lyxuor.exe Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\lyxuor = "C:\\Users\\Admin\\lyxuor.exe /p" lyxuor.exe Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\lyxuor = "C:\\Users\\Admin\\lyxuor.exe /z" lyxuor.exe Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\lyxuor = "C:\\Users\\Admin\\lyxuor.exe /b" lyxuor.exe Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\lyxuor = "C:\\Users\\Admin\\lyxuor.exe /s" lyxuor.exe Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\lyxuor = "C:\\Users\\Admin\\lyxuor.exe /n" lyxuor.exe Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\lyxuor = "C:\\Users\\Admin\\lyxuor.exe /a" lyxuor.exe Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\lyxuor = "C:\\Users\\Admin\\lyxuor.exe /f" lyxuor.exe Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\lyxuor = "C:\\Users\\Admin\\lyxuor.exe /t" lyxuor.exe Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\lyxuor = "C:\\Users\\Admin\\lyxuor.exe /q" lyxuor.exe Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\lyxuor = "C:\\Users\\Admin\\lyxuor.exe /o" lyxuor.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 1680 6a6419557a47b57f2dc273f52aa273f543f333a611b53a567d68972a6e1c8efa.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe 1960 lyxuor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1680 6a6419557a47b57f2dc273f52aa273f543f333a611b53a567d68972a6e1c8efa.exe 1960 lyxuor.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1680 wrote to memory of 1960 1680 6a6419557a47b57f2dc273f52aa273f543f333a611b53a567d68972a6e1c8efa.exe 28 PID 1680 wrote to memory of 1960 1680 6a6419557a47b57f2dc273f52aa273f543f333a611b53a567d68972a6e1c8efa.exe 28 PID 1680 wrote to memory of 1960 1680 6a6419557a47b57f2dc273f52aa273f543f333a611b53a567d68972a6e1c8efa.exe 28 PID 1680 wrote to memory of 1960 1680 6a6419557a47b57f2dc273f52aa273f543f333a611b53a567d68972a6e1c8efa.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\6a6419557a47b57f2dc273f52aa273f543f333a611b53a567d68972a6e1c8efa.exe"C:\Users\Admin\AppData\Local\Temp\6a6419557a47b57f2dc273f52aa273f543f333a611b53a567d68972a6e1c8efa.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:1680 -
C:\Users\Admin\lyxuor.exe"C:\Users\Admin\lyxuor.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:1960
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
100KB
MD5dd61401290527aedb03b33dc611e9d71
SHA19612f3191c52a6516e5b8cbc4b56c61981ce3680
SHA2565b00efcdef1139207688089e64248d3d39903dc71af0f113aef800300f96fd0e
SHA5126a149b1825573ec58408e3e132480eeb6aad9b50eb31906ab64d2ca5e234f59d979d25ee60449997afa980c3e105fc1bbde57f57d3f21609348cf7857955e241