Technical Information
To ensure autorun and distribution
Creates or modifies the following files
- <LS_APPDATA>\start\update_backup.exe
- <LS_APPDATA>\start\rcx5.tmp
Infects the following executable files
- <Drive name for removable media>:\dotnetfx45_full_setup_backup.exe
- <Drive name for removable media>:\jre-7u75-windows-i586-iftw_backup.exe
- <Drive name for removable media>:\tcm851ax32_backup.exe
- <Drive name for removable media>:\notepad_backup.exe
- <Drive name for removable media>:\chromesetup_backup.exe
- <Drive name for removable media>:\skypesetup_backup.exe
Creates the following files on removable media
- <Drive name for removable media>:\bloc-notes.exe
- <Drive name for removable media>:\dotnetfx45_full_setup_backup.exe
- <Drive name for removable media>:\rcx8.tmp
- <Drive name for removable media>:\jre-7u75-windows-i586-iftw_backup.exe
- <Drive name for removable media>:\rcxb.tmp
- <Drive name for removable media>:\tcm851ax32_backup.exe
- <Drive name for removable media>:\rcxe.tmp
- <Drive name for removable media>:\notepad_backup.exe
- <Drive name for removable media>:\rcx11.tmp
- <Drive name for removable media>:\chromesetup_backup.exe
- <Drive name for removable media>:\rcx14.tmp
- <Drive name for removable media>:\skypesetup_backup.exe
- <Drive name for removable media>:\rcx17.tmp
Malicious functions
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
- file extensions
Modifies file system
Creates the following files
- %TEMP%\vab.resources
- %TEMP%\vbc9.tmp
- %TEMP%\resa.tmp
- %TEMP%\oeyueufc.resources
- %TEMP%\ptmfcyy.resources
- %TEMP%\mficdpem.0.vb
- %TEMP%\mficdpem.cmdline
- %TEMP%\mficdpem.out
- %TEMP%\vbcc.tmp
- %TEMP%\resd.tmp
- %TEMP%\qpmuapdr.resources
- %TEMP%\fzqy.resources
- %TEMP%\94p4_o5n.0.vb
- %TEMP%\94p4_o5n.cmdline
- %TEMP%\vbcf.tmp
- %TEMP%\vbc15.tmp
- %TEMP%\res10.tmp
- %TEMP%\lqazae.resources
- %TEMP%\keq.resources
- %TEMP%\kgrwzbmf.0.vb
- %TEMP%\kgrwzbmf.cmdline
- %TEMP%\kgrwzbmf.out
- %TEMP%\vbc12.tmp
- %TEMP%\res13.tmp
- %TEMP%\bnhsjyzn.resources
- %TEMP%\nbtibbvq.resources
- %TEMP%\irbiace_.0.vb
- %TEMP%\irbiace_.cmdline
- %TEMP%\irbiace_.out
- %TEMP%\z0dd0p62.out
- %TEMP%\94p4_o5n.out
- %TEMP%\z0dd0p62.cmdline
- %TEMP%\whatdafock.txt
- %TEMP%\update.exe
- %TEMP%\svchost.exe
- <LS_APPDATA>\start\update.exe
- %TEMP%\3xak850z.resources
- %TEMP%\msnpsharp.dll
- %TEMP%\6osyvgs-.0.vb
- %TEMP%\6osyvgs-.cmdline
- %TEMP%\6osyvgs-.out
- %TEMP%\vbc1.tmp
- %TEMP%\res2.tmp
- %TEMP%\6osyvgs-.exe
- %TEMP%\lkmrfp.resources
- %TEMP%\flll.resources
- %TEMP%\jbhlhhs4.0.vb
- %TEMP%\srure.resources
- %TEMP%\jbhlhhs4.cmdline
- %TEMP%\jbhlhhs4.out
- %TEMP%\vbc3.tmp
- %TEMP%\res4.tmp
- %TEMP%\windowsupdate.ico
- %TEMP%\ighlvmsws.resources
- %TEMP%\lztuhwz.resources
- %TEMP%\dtd1expm.0.vb
- %TEMP%\dtd1expm.cmdline
- %TEMP%\dtd1expm.out
- %TEMP%\vbc6.tmp
- %TEMP%\res7.tmp
- %TEMP%\uxanlor.resources
- %TEMP%\z0dd0p62.0.vb
- %TEMP%\res16.tmp
Deletes the following files
- %TEMP%\res2.tmp
- %TEMP%\mficdpem.0.vb
- %TEMP%\mficdpem.cmdline
- %TEMP%\oeyueufc.resources
- %TEMP%\ptmfcyy.resources
- <Drive name for removable media>:\tcm851ax32_backup.exe
- %TEMP%\res10.tmp
- %TEMP%\vbcf.tmp
- %TEMP%\94p4_o5n.cmdline
- %TEMP%\94p4_o5n.out
- %TEMP%\94p4_o5n.0.vb
- %TEMP%\qpmuapdr.resources
- %TEMP%\fzqy.resources
- %TEMP%\vbcc.tmp
- %TEMP%\mficdpem.out
- <Drive name for removable media>:\notepad_backup.exe
- %TEMP%\kgrwzbmf.cmdline
- %TEMP%\kgrwzbmf.0.vb
- %TEMP%\kgrwzbmf.out
- %TEMP%\lqazae.resources
- %TEMP%\keq.resources
- <Drive name for removable media>:\chromesetup_backup.exe
- %TEMP%\res16.tmp
- %TEMP%\vbc15.tmp
- %TEMP%\irbiace_.cmdline
- %TEMP%\irbiace_.0.vb
- %TEMP%\irbiace_.out
- %TEMP%\bnhsjyzn.resources
- %TEMP%\res13.tmp
- %TEMP%\vbc12.tmp
- %TEMP%\resd.tmp
- <Drive name for removable media>:\jre-7u75-windows-i586-iftw_backup.exe
- %TEMP%\srure.resources
- %TEMP%\6osyvgs-.out
- %TEMP%\6osyvgs-.0.vb
- %TEMP%\6osyvgs-.cmdline
- %TEMP%\6osyvgs-.exe
- %TEMP%\res4.tmp
- %TEMP%\vbc3.tmp
- %TEMP%\jbhlhhs4.0.vb
- %TEMP%\jbhlhhs4.out
- %TEMP%\jbhlhhs4.cmdline
- %TEMP%\lkmrfp.resources
- %TEMP%\flll.resources
- <LS_APPDATA>\start\update_backup.exe
- %TEMP%\windowsupdate.ico
- %TEMP%\vbc1.tmp
- <LS_APPDATA>\start\update.exe
- %TEMP%\vbc6.tmp
- %TEMP%\dtd1expm.out
- %TEMP%\dtd1expm.cmdline
- %TEMP%\dtd1expm.0.vb
- %TEMP%\ighlvmsws.resources
- %TEMP%\lztuhwz.resources
- <Drive name for removable media>:\dotnetfx45_full_setup_backup.exe
- %TEMP%\resa.tmp
- %TEMP%\vbc9.tmp
- %TEMP%\z0dd0p62.cmdline
- %TEMP%\z0dd0p62.0.vb
- %TEMP%\z0dd0p62.out
- %TEMP%\uxanlor.resources
- %TEMP%\res7.tmp
- %TEMP%\nbtibbvq.resources
- <Drive name for removable media>:\skypesetup_backup.exe
Substitutes the following executable files
- <Drive name for removable media>:\dotnetfx45_full_setup.exe
- <Drive name for removable media>:\jre-7u75-windows-i586-iftw.exe
- <Drive name for removable media>:\tcm851ax32.exe
- <Drive name for removable media>:\notepad.exe
- <Drive name for removable media>:\chromesetup.exe
- <Drive name for removable media>:\skypesetup.exe
Substitutes the following files
- %TEMP%\windowsupdate.ico
- <Drive name for removable media>:\dotnetfx45_full_setup_backup.exe
- <Drive name for removable media>:\jre-7u75-windows-i586-iftw_backup.exe
- <Drive name for removable media>:\tcm851ax32_backup.exe
- <Drive name for removable media>:\notepad_backup.exe
- <Drive name for removable media>:\chromesetup_backup.exe
- <Drive name for removable media>:\skypesetup_backup.exe
Network activity
Connects to
- '17#.#3.169.14':80
Miscellaneous
Creates and executes the following
- '%TEMP%\update.exe'
- '%TEMP%\svchost.exe'
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES13.tmp" "%TEMP%\vbc12.tmp"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\kgrwzbmf.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES10.tmp" "%TEMP%\vbcF.tmp"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\94p4_o5n.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESD.tmp" "%TEMP%\vbcC.tmp"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\mficdpem.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESA.tmp" "%TEMP%\vbc9.tmp"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\z0dd0p62.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES7.tmp" "%TEMP%\vbc6.tmp"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\dtd1expm.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES4.tmp" "%TEMP%\vbc3.tmp"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\jbhlhhs4.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES2.tmp" "%TEMP%\vbc1.tmp"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\6osyvgs-.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\irbiace_.cmdline"' (with hidden window)
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES16.tmp" "%TEMP%\vbc15.tmp"' (with hidden window)
Executes the following
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\6osyvgs-.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES2.tmp" "%TEMP%\vbc1.tmp"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\jbhlhhs4.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES4.tmp" "%TEMP%\vbc3.tmp"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\dtd1expm.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES7.tmp" "%TEMP%\vbc6.tmp"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\z0dd0p62.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESA.tmp" "%TEMP%\vbc9.tmp"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\mficdpem.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RESD.tmp" "%TEMP%\vbcC.tmp"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\94p4_o5n.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES10.tmp" "%TEMP%\vbcF.tmp"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\kgrwzbmf.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES13.tmp" "%TEMP%\vbc12.tmp"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\vbc.exe' /noconfig @"%TEMP%\irbiace_.cmdline"
- '%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES16.tmp" "%TEMP%\vbc15.tmp"
