Analysis
- max time kernel
176s - max time network
205s - platform
windows10-2004_x64 - resource
win10v2004-20240221-en - resource tags
- submitted
24/02/2024, 15:32
General
- Target LauncherFenix-Minecraft-v7.exe
- Size 397KB
- Sample240224-symjmaff32
- SHA256 122bfbb9f67e355340991deeacb167be9c12ad726b5a7c5779448dd0cc4af0cb
Malware Config
Signatures
- Modifies file permissions 1 TTPs 1 IoCs
- Drops file in Program Files directory 12 IoCs
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Modifies registry class 1 IoCs
- Suspicious use of SetWindowsHookEx 3 IoCs
- Suspicious use of WriteProcessMemory 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\LauncherFenix-Minecraft-v7.exe"C:\Users\Admin\AppData\Local\Temp\LauncherFenix-Minecraft-v7.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Program Files\Java\jre-1.8\bin\javaw.exe"C:\Program Files\Java\jre-1.8\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Local\Temp\LauncherFenix-Minecraft-v7.exe"2⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\icacls.exeC:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M3⤵
- Modifies file permissions
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C:\Windows\System32\GameBarPresenceWriter.exe"C:\Windows\System32\GameBarPresenceWriter.exe" -ServerName:Windows.Gaming.GameBar.Internal.PresenceWriterServer1⤵
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C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Suspicious use of SetWindowsHookEx
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k BcastDVRUserService -s BcastDVRUserService1⤵
- Checks processor information in registry
- Modifies registry class
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
3903daac9bc4a3b7.timestamp
memory/4344-71-0x000001F88FC50000-0x000001F88FC60000-memory.dmp
memory/4344-64-0x000001F88E0F0000-0x000001F88E0F1000-memory.dmp
memory/4344-78-0x000001F88F9C0000-0x000001F8909C0000-memory.dmp
memory/4344-18-0x000001F88E0F0000-0x000001F88E0F1000-memory.dmp
memory/4344-77-0x000001F88F9C0000-0x000001F8909C0000-memory.dmp
memory/4344-23-0x000001F88E0F0000-0x000001F88E0F1000-memory.dmp
memory/4344-29-0x000001F88E0F0000-0x000001F88E0F1000-memory.dmp
memory/4344-31-0x000001F88E0F0000-0x000001F88E0F1000-memory.dmp
memory/4344-76-0x000001F88FCB0000-0x000001F88FCC0000-memory.dmp
memory/4344-46-0x000001F88E0F0000-0x000001F88E0F1000-memory.dmp
memory/4344-12-0x000001F88E0F0000-0x000001F88E0F1000-memory.dmp
memory/4344-66-0x000001F88F9C0000-0x000001F8909C0000-memory.dmp
memory/4344-59-0x000001F88F9C0000-0x000001F8909C0000-memory.dmp
memory/4344-72-0x000001F88FC60000-0x000001F88FC70000-memory.dmp
memory/4344-2-0x000001F88F9C0000-0x000001F8909C0000-memory.dmp
memory/4344-73-0x000001F88FC80000-0x000001F88FC90000-memory.dmp
memory/4344-74-0x000001F88FC90000-0x000001F88FCA0000-memory.dmp
memory/4344-75-0x000001F88FCA0000-0x000001F88FCB0000-memory.dmp
memory/4696-45-0x0000000000400000-0x0000000000462000-memory.dmp
memory/4696-16-0x0000000000400000-0x0000000000462000-memory.dmp
memory/4696-13-0x0000000000400000-0x0000000000462000-memory.dmp