Technical Information
Malicious functions
Creates and executes the following
- '' (downloaded from the Internet)
Searches for windows to
detect analytical utilities:
- ClassName: 'OLLYDBG', WindowName: ''
- ClassName: 'GBDYLLO', WindowName: ''
- ClassName: 'pediy06', WindowName: ''
- ClassName: 'FilemonClass', WindowName: ''
- ClassName: '', WindowName: 'File Monitor - Sysinternals: www.sysinternals.com'
- ClassName: 'PROCMON_WINDOW_CLASS', WindowName: ''
- ClassName: '', WindowName: 'Process Monitor - Sysinternals: www.sysinternals.com'
- ClassName: 'RegmonClass', WindowName: ''
- ClassName: '', WindowName: 'Registry Monitor - Sysinternals: www.sysinternals.com'
Modifies file system
Creates the following files
- %TEMP%\tjcsrkkqf.vbs
- %TEMP%\oilktifwytfj.vbs
- %TEMP%\pelvfwpuwskr.exe
- %TEMP%\a7fa.tmp
- %TEMP%\xvpnmkvifxkb.exe
- %TEMP%\is-9p2cn.tmp\xvpnmkvifxkb.tmp
Network activity
TCP
HTTP GET requests
- http://ip##pi.com/json
- http://eb#####adersoftware.com/download.php
- http://eb#####adersoftware.com/ebook.exe
UDP
- DNS ASK ip###ger.org
- DNS ASK bi###cket.org
- DNS ASK ip##pi.com
- DNS ASK 2n#.co
- DNS ASK eb#####adersoftware.com
Miscellaneous
Searches for the following windows
- ClassName: '18467-41' WindowName: ''
Creates and executes the following
- '%WINDIR%\syswow64\wscript.exe' "%TEMP%\tjcsrkkqf.vbs"
- '%WINDIR%\syswow64\wscript.exe' "%TEMP%\oilktifwytfj.vbs"
- '%TEMP%\pelvfwpuwskr.exe'
- '%TEMP%\xvpnmkvifxkb.exe'
- '%TEMP%\is-9p2cn.tmp\xvpnmkvifxkb.tmp' /SL5="$F0018,28982256,486912,%TEMP%\xvpnmkvifxkb.exe"
- '%WINDIR%\syswow64\cmd.exe' /c start "" "%TEMP%\tjcsrkkqf.vbs"' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /c start "" "%TEMP%\oilktifwytfj.vbs"' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /c start "" "%TEMP%\pelvfwpuwskr.exe"' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /c start "" "%TEMP%\erhdrcp.exe"' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /c start "" "%TEMP%\hmbfpwlub.exe"' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /c start "" "%TEMP%\xvpnmkvifxkb.exe"' (with hidden window)
Executes the following
- '%WINDIR%\syswow64\cmd.exe' /c start "" "%TEMP%\tjcsrkkqf.vbs"
- '%WINDIR%\syswow64\cmd.exe' /c start "" "%TEMP%\oilktifwytfj.vbs"
- '%WINDIR%\syswow64\cmd.exe' /c start "" "%TEMP%\pelvfwpuwskr.exe"
- '%WINDIR%\syswow64\cmd.exe' /c start "" "%TEMP%\erhdrcp.exe"
- '%WINDIR%\syswow64\cmd.exe' /c start "" "%TEMP%\hmbfpwlub.exe"
- '%WINDIR%\syswow64\cmd.exe' /c start "" "%TEMP%\xvpnmkvifxkb.exe"
