Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\WinSock2\Parameters\Protocol_Catalog9\Catalog_Entries\000000000002] 'PackedCatalogItem' = ''
- [<HKLM>\SYSTEM\ControlSet001\Services\WinSock2\Parameters\Protocol_Catalog9\Catalog_Entries\000000000003] 'PackedCatalogItem' = ''
- [<HKLM>\SYSTEM\ControlSet001\Services\WinSock2\Parameters\Protocol_Catalog9\Catalog_Entries\000000000004] 'PackedCatalogItem' = ''
- [<HKLM>\SYSTEM\ControlSet001\Services\WinSock2\Parameters\NameSpace_Catalog5\Catalog_Entries\000000000001] 'LibraryPath' = 'mswsock.dll'
- [<HKLM>\SYSTEM\ControlSet001\Services\WinSock2\Parameters\NameSpace_Catalog5\Catalog_Entries\000000000003] 'LibraryPath' = 'mswsock.dll'
- [<HKLM>\SYSTEM\ControlSet001\Services\WinSock2\Parameters\Protocol_Catalog9\Catalog_Entries\000000000001] 'PackedCatalogItem' = ''
- [<HKLM>\SYSTEM\ControlSet001\Services\WinSock2\Parameters\Protocol_Catalog9\Catalog_Entries\000000000005] 'PackedCatalogItem' = ''
- [<HKLM>\SYSTEM\ControlSet001\Services\WinSock2\Parameters\Protocol_Catalog9\Catalog_Entries\000000000009] 'PackedCatalogItem' = ''
- [<HKLM>\SYSTEM\ControlSet001\Services\WinSock2\Parameters\Protocol_Catalog9\Catalog_Entries\000000000010] 'PackedCatalogItem' = ''
- [<HKLM>\SYSTEM\ControlSet001\Services\WinSock2\Parameters\Protocol_Catalog9\Catalog_Entries\000000000011] 'PackedCatalogItem' = ''
- [<HKLM>\SYSTEM\ControlSet001\Services\WinSock2\Parameters\Protocol_Catalog9\Catalog_Entries\000000000006] 'PackedCatalogItem' = ''
- [<HKLM>\SYSTEM\ControlSet001\Services\WinSock2\Parameters\Protocol_Catalog9\Catalog_Entries\000000000007] 'PackedCatalogItem' = ''
- [<HKLM>\SYSTEM\ControlSet001\Services\WinSock2\Parameters\Protocol_Catalog9\Catalog_Entries\000000000008] 'PackedCatalogItem' = ''
Creates the following services:
- [<HKLM>\SYSTEM\ControlSet001\Services\.mrxsmb] 'ImagePath' = '\?'
Malicious functions:
Injects code into
the following system processes:
- <SYSTEM32>\winlogon.exe
- %WINDIR%\Explorer.EXE
Modifies file system :
Creates the following files:
- %WINDIR%\$NtUninstallKB27979$\4121336045\@
- %WINDIR%\$NtUninstallKB27979$\4121336045\L\alehhooo
- %WINDIR%\$NtUninstallKB27979$\4121336045\Desktop.ini
Deletes itself.
Network activity:
Connects to:
- '21#.#08.252.185':80
- 'pr####.fling.com':80
TCP:
HTTP GET requests:
- 21#.#08.252.185/5699002-2F6F334BF9ACF1B2401D3874A5B0C048/counter.img?th################################
- 21#.#08.252.185/5699002-2F6F334BF9ACF1B2401D3874A5B0C048/counter.img?th###############################
- pr####.fling.com/geo/txt/city.php
UDP:
- DNS ASK ��#$8�L
- DNS ASK ��#��Gl
- DNS ASK ��# e
- DNS ASK ��#�QT
- DNS ASK ��#Q�<�
- DNS ASK ��#d�w
- DNS ASK pr####.fling.com
- DNS ASK ��#���
- DNS ASK ��# _/
- DNS ASK ��#}z�E
- '89.##5.78.173':16471
- '15#.#8.230.171':16471
- '76.##2.14.178':16471
- '18#.#.35.175':16471
- '82.##.84.171':16471
- '19#.#.103.22':16471
- '46.#0.33.23':16471
- '17#.#74.194.169':16471
- '86.#7.74.22':16471
- '18#.#1.203.20':16471
- '10#.#40.191.7':16471
- '24.#8.38.9':16471
- '19#.#92.201.185':16471
- '98.#23.65.6':16471
- '65.##.163.183':16471
- '22#.#2.224.17':16471
- '21#.#03.184.19':16471
- '15#.51.0.10':16471
- '98.##2.59.14':16471
- '20#.#2.45.167':16471
- '67.##.21.161':16471
- '68.##5.48.160':16471
- '94.##0.233.30':16471
- '75.#2.97.32':16471
- '10#.#.206.33':16471
- '70.##6.143.35':16471
- '82.##.32.157':16471
- '24.##.126.159':16471
- '11#.#40.27.34':16471
- '2.##8.34.30':16471
- '75.##.106.23':16471
- '84.#.22.165':16471
- '20#.#04.130.166':16471
- '24.#3.97.23':16471
- '92.##.225.164':16471
- '76.##1.163.163':16471
- '24.##4.196.162':16471
- '24.##.177.28':16471
- '84.#1.15.30':16471
- '76.##3.177.5':16471
- '1.###.218.234':16471
- '75.##.140.233':16471
- '41.##3.132.236':16471
- '69.##1.232.235':16471
- '89.##8.222.232':16471
- '94.##.42.229':16471
- '10#.#.28.229':16471
- '79.##6.214.232':16471
- '76.##.104.231':16471
- '98.##7.149.237':16471
- '80.##7.41.246':16471
- '12.##5.9.245':16471
- '76.##7.229.249':16471
- '22#.#54.226.249':16471
- '65.##.109.244':16471
- '11#.#47.89.240':16471
- '62.##7.231.239':16471
- '79.#.142.243':16471
- '97.##.224.241':16471
- '68.##5.100.228':16471
- '69.##7.167.2':16471
- '70.#27.46.3':16471
- '24.##7.42.202':16471
- '75.##3.38.202':16471
- '89.##6.2.195':16471
- '96.##.130.193':16471
- '10#.#06.142.189':16471
- '72.##0.168.3':16471
- '18#.64.83.4':16471
- '24.##5.67.203':16471
- '21#.#18.19.226':16471
- '71.##4.221.225':16471
- '18#.#1.87.228':16471
- '50.##0.32.227':16471
- '69.##4.117.224':16471
- '93.##.93.215':16471
- '75.##.80.206':16471
- '19#.#09.119.217':16471
- '20#.#.148.216':16471
