Analysis
- max time kernel
97s - max time network
94s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
03/04/2024, 14:25
General
- Target Sol.jar
- Size 639KB
- Sample240403-rrjcysec6x
- SHA256 71e6e2fe78006f93ad62ed82871ba58542741ea0ec0d180388fc421f8f93e89d
Malware Config
Signatures
- Modifies file permissions 1 TTPs 1 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Drops file in Program Files directory 12 IoCs
- Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Suspicious behavior: EnumeratesProcesses 12 IoCs
- Suspicious use of AdjustPrivilegeToken 5 IoCs
- Suspicious use of FindShellTrayWindow 37 IoCs
- Suspicious use of SendNotifyMessage 37 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
- Views/modifies file attributes 1 TTPs 1 IoCs
Processes
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C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exejava -jar C:\Users\Admin\AppData\Local\Temp\Sol.jar1⤵
- 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)M2⤵
- Modifies file permissions
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C:\Windows\SYSTEM32\attrib.exeattrib +H C:\Users\Admin\AppData\Roaming\Microsoft\.tmp\1712154342090.tmp2⤵
- Views/modifies file attributes
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C:\Windows\SYSTEM32\cmd.execmd.exe /c "REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v Home /d "C:\Program Files\Java\jre-1.8\bin\javaw.exe -jar C:\Users\Admin\AppData\Roaming\Microsoft\.tmp\1712154342090.tmp" /f"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\reg.exeREG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v Home /d "C:\Program Files\Java\jre-1.8\bin\javaw.exe -jar C:\Users\Admin\AppData\Roaming\Microsoft\.tmp\1712154342090.tmp" /f3⤵
- Adds Run key to start application
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C:\Windows\system32\taskmgr.exe"C:\Windows\system32\taskmgr.exe" /41⤵
- Checks SCSI registry key(s)
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
File and Directory Permissions Modification
1Hide Artifacts
1Hidden Files and Directories
1Modify Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
3903daac9bc4a3b7.timestamp
1712154342090.tmp
memory/2196-101-0x000001D75FA30000-0x000001D75FA31000-memory.dmp
memory/2196-113-0x000001D75FA30000-0x000001D75FA31000-memory.dmp
memory/2196-112-0x000001D75FA30000-0x000001D75FA31000-memory.dmp
memory/2196-111-0x000001D75FA30000-0x000001D75FA31000-memory.dmp
memory/2196-110-0x000001D75FA30000-0x000001D75FA31000-memory.dmp
memory/2196-109-0x000001D75FA30000-0x000001D75FA31000-memory.dmp
memory/2196-108-0x000001D75FA30000-0x000001D75FA31000-memory.dmp
memory/2196-107-0x000001D75FA30000-0x000001D75FA31000-memory.dmp
memory/2196-103-0x000001D75FA30000-0x000001D75FA31000-memory.dmp
memory/2196-102-0x000001D75FA30000-0x000001D75FA31000-memory.dmp
memory/4068-73-0x000001CDBC5D0000-0x000001CDBD5D0000-memory.dmp
memory/4068-90-0x000001CDBC5D0000-0x000001CDBD5D0000-memory.dmp
memory/4068-65-0x000001CDBC5D0000-0x000001CDBD5D0000-memory.dmp
memory/4068-67-0x000001CDBAD20000-0x000001CDBAD21000-memory.dmp
memory/4068-71-0x000001CDBC5D0000-0x000001CDBD5D0000-memory.dmp
memory/4068-72-0x000001CDBC5D0000-0x000001CDBD5D0000-memory.dmp
memory/4068-4-0x000001CDBC5D0000-0x000001CDBD5D0000-memory.dmp
memory/4068-75-0x000001CDBAD20000-0x000001CDBAD21000-memory.dmp
memory/4068-76-0x000001CDBC5D0000-0x000001CDBD5D0000-memory.dmp
memory/4068-79-0x000001CDBC5D0000-0x000001CDBD5D0000-memory.dmp
memory/4068-83-0x000001CDBAD20000-0x000001CDBAD21000-memory.dmp
memory/4068-85-0x000001CDBC5D0000-0x000001CDBD5D0000-memory.dmp
memory/4068-86-0x000001CDBAD20000-0x000001CDBAD21000-memory.dmp
memory/4068-64-0x000001CDBC5D0000-0x000001CDBD5D0000-memory.dmp
memory/4068-93-0x000001CDBAD20000-0x000001CDBAD21000-memory.dmp
memory/4068-94-0x000001CDBAD20000-0x000001CDBAD21000-memory.dmp
memory/4068-99-0x000001CDBC5D0000-0x000001CDBD5D0000-memory.dmp
memory/4068-63-0x000001CDBAD20000-0x000001CDBAD21000-memory.dmp
memory/4068-53-0x000001CDBAD20000-0x000001CDBAD21000-memory.dmp
memory/4068-41-0x000001CDBAD20000-0x000001CDBAD21000-memory.dmp
memory/4068-37-0x000001CDBC5D0000-0x000001CDBD5D0000-memory.dmp
memory/4068-36-0x000001CDBC5D0000-0x000001CDBD5D0000-memory.dmp
memory/4068-35-0x000001CDBAD20000-0x000001CDBAD21000-memory.dmp
memory/4068-32-0x000001CDBC5D0000-0x000001CDBD5D0000-memory.dmp
memory/4068-26-0x000001CDBC5D0000-0x000001CDBD5D0000-memory.dmp
memory/4068-21-0x000001CDBC5D0000-0x000001CDBD5D0000-memory.dmp
memory/4068-15-0x000001CDBAD20000-0x000001CDBAD21000-memory.dmp