Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] ' rdfnpgyq' = '"<LS_APPDATA>\ulic\ulic.exe"'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] ' rdfnpgyq' = '"<LS_APPDATA>\ulic\ulic.exe"'
Malicious functions:
Creates and executes the following:
- '' (downloaded from the Internet)
Injects code into
the following system processes:
- <SYSTEM32>\regsvr32.exe
Modifies settings of Windows Internet Explorer:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1] '1206' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1] '2300' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1] '1809' = '00000003'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1206' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '2300' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1809' = '00000003'
Modifies file system:
Creates the following files:
- %TEMP%\cCV4qj3o.Ev
- %TEMP%\oYhXrt7a.rc
- %TEMP%\results.htm1543301394.html
- <LS_APPDATA>\ulic\ulic.exe
- %TEMP%\WindowsXP-KB968930-x86-ENG.exe
- %HOMEPATH%\Local Settings\<INETFILES>\Content.IE5\KHMHGZ4F\WindowsXP-KB968930-x86-ENG[1].exe
- %HOMEPATH%\Local Settings\<INETFILES>\Content.IE5\KHMHGZ4F\microsoft[1]
- %TEMP%\teachers
- %TEMP%\talking_tom_cat_21871288566.html
- %TEMP%\8201.html
- %TEMP%\lt.js
- %TEMP%\geography.htm
- %TEMP%\faq-admin.html
- %TEMP%\eArIBsLvMJ
- %TEMP%\feed
Deletes the following files:
- <Full path to file>
Network activity:
Connects to:
- '14#.#6.177.105':80
- '21#.#1.120.200':80
- '47.##.162.200':80
- '71.##2.145.28':80
- '20#.#42.150.240':8080
- '25#.#17.185.201':80
- '15#.#03.20.165':80
- '16#.#06.15.29':8080
- '19#.#9.186.124':80
- '11#.#6.121.218':443
- '70.##8.47.61':80
- '82.##.114.77':80
- '36.##.120.49':80
- '20#.#74.129.170':80
- '12#.#01.155.4':80
- '45.##.66.153':80
- '12#.#55.142.7':80
- '20#.#3.47.74':80
- '54.##.95.122':80
- '24#.#75.210.130':80
- '22#.#8.90.173':80
- '21#.#72.99.119':80
- '21#.#90.250.2':80
- '70.##2.37.167':80
- '15#.#80.194.231':80
- '20#.#6.232.182':80
- '18#.#55.24.3':80
- '63.##6.65.55':80
- '55.##8.14.21':80
- '13#.#.209.160':80
- '24#.#5.109.215':80
- '17#.#52.186.205':80
- '20#.#61.161.193':80
- '50.##.178.205':80
- '25#.#2.21.155':80
- '93.##.108.188':80
- '11#.#56.156.235':80
TCP:
HTTP GET requests:
- http://download.microsoft.com/download/E/C/E/ECE99583-2003-455D-B681-68DB610B44A4/WindowsXP-KB968930-x86-ENG.exe via 20#.#6.232.182
- http://microsoft.com/ via 20#.#6.232.182
UDP:
- DNS ASK download.microsoft.com
- DNS ASK microsoft.com
Miscellaneous:
Creates and executes the following:
- '%TEMP%\WindowsXP-KB968930-x86-ENG.exe' /quiet /norestart
- '<Full path to file>'
Executes the following:
- '<SYSTEM32>\regsvr32.exe'
