Analysis
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max time kernel
41s -
max time network
49s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
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submitted
10/10/2024, 04:18
General
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Target
1.jar
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Size
1.1MB
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MD5
a5483a74a3cbf726d2ebf659247ec9c7
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SHA1
a9b28e22845934adff30ad44b293d714230344ea
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SHA256
37c49983dfd813e67d898b4088ea29e2146674aeba37059944db194a004dc2af
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SHA512
a651326628acade8adebeeec9c974d087f22cb8d868c98432c8f967ab4180c6beb7186c7b0b31e6428240017f360270d6ce90f31953c8fafe5dc4e5e0ecc9ad7
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SSDEEP
24576:dzhTX3kLlzYc4lMTboiqSr9xZXfRCUOutEUKIzWG:dzSLlUpSbYIn/Cl8zWG
Malware Config
Signatures
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Ratty
Ratty is an open source Java Remote Access Tool.
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Ratty Rat payload 1 IoCs
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Drops startup file 1 IoCs
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Loads dropped DLL 1 IoCs
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Modifies file permissions 1 TTPs 1 IoCs
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Adds Run key to start application 2 TTPs 1 IoCs
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Modifies registry class 2 IoCs
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Modifies registry key 1 TTPs 1 IoCs
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Suspicious use of SetWindowsHookEx 6 IoCs
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Suspicious use of WriteProcessMemory 8 IoCs
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Views/modifies file attributes 1 TTPs 2 IoCs
Processes
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C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exejava -jar C:\Users\Admin\AppData\Local\Temp\1.jar1⤵
- Drops startup file
- Loads dropped DLL
- Modifies registry class
- 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)M2⤵
- Modifies file permissions
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C:\Windows\SYSTEM32\REG.exeREG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v "1.jar" /d "C:\Users\Admin\AppData\Roaming\1.jar" /f2⤵
- Adds Run key to start application
- Modifies registry key
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C:\Windows\SYSTEM32\attrib.exeattrib +H C:\Users\Admin\AppData\Roaming\1.jar2⤵
- Views/modifies file attributes
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C:\Windows\SYSTEM32\attrib.exeattrib +H C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\1.jar2⤵
- Views/modifies file attributes
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
46B
MD50dc29837762ce7c69028327797b9e48b
SHA1e7a8fda23da7c3811ddd44cc8182fcb9b5d367d0
SHA2568fe3758d5b82ecf0042f41e75e907959d0f7d7fde9a47e8b7122695fed7bc4c3
SHA512cfe93b1fcc85237a1a890b33384d26d0e119e8c5ef7b01cdbbc5c8fc0050991abd5dd0277b011144dad8838329deb7fe028d1a83f48f64c41b120ec33393b6f4
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Filesize
1.1MB
MD5a5483a74a3cbf726d2ebf659247ec9c7
SHA1a9b28e22845934adff30ad44b293d714230344ea
SHA25637c49983dfd813e67d898b4088ea29e2146674aeba37059944db194a004dc2af
SHA512a651326628acade8adebeeec9c974d087f22cb8d868c98432c8f967ab4180c6beb7186c7b0b31e6428240017f360270d6ce90f31953c8fafe5dc4e5e0ecc9ad7
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Filesize
83KB
MD555f4de7f270663b3dc712b8c9eed422a
SHA17432773eb4d09dc286d43fcc77ddb0e1e3bce2b4
SHA25647c2871dff8948de40424df497962ea6167c56bd4d487dd2e660aa2837485e25
SHA5129da5efb0236b3bb4ec72d07bfd70a9e3f373df95d97c825513babd43d2b91c8669e28f3464173e789dad092ea48fc8d32a9d11a6d5c8d9beeabd33860ce6a996
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Filesize
2.4MB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
2.4MB
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Filesize
4KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
4KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
4KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
84KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
84KB
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Filesize
4KB
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Filesize
64KB
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Filesize
4KB
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Filesize
4KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
4KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
64KB
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Filesize
64KB
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Filesize
4KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
4KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB