Trojan.DownLoader26.36699

Technical Information

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'allows' = '"%ProgramFiles%\Bap\uart.exe"'
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'trivial' = '"%ProgramFiles%\Bap\uart.exe"'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'allowstrivial' = '"%ProgramFiles%\unease\interminable.exe"'
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'trivialallows' = '"%ProgramFiles%\unease\interminable.exe"'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'allowsallows' = '"%ProgramFiles%\Displays\uart.exe"'
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'trivialtrivial' = '"%ProgramFiles%\Displays\uart.exe"'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'norstar' = '"%ProgramFiles%\Bap\uart.exe"'
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'gennady' = '"%ProgramFiles%\Bap\uart.exe"'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'norstargennady' = '"%ProgramFiles%\unease\interminable.exe"'
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'gennadynorstar' = '"%ProgramFiles%\unease\interminable.exe"'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'norstarnorstar' = '"%ProgramFiles%\Displays\uart.exe"'
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'gennadygennady' = '"%ProgramFiles%\Displays\uart.exe"'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'veldt' = '"%ProgramFiles%\osawa\veldt.exe"'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'inducers' = '"%ProgramFiles%\Bap\uart.exe"'

Creates or modifies the following files:

%HOMEPATH%\Start Menu\Programs\Startup\worths.lnk
%HOMEPATH%\Start Menu\Programs\Startup\worthsworths.lnk

Malicious functions:

Executes the following:

'<SYSTEM32>\taskkill.exe' /im chrome.exe

Modifies file system:

Creates the following files:

%TEMP%\nso2.tmp\25944.exe
%TEMP%\nsaB.tmp\ShellLink.dll
%TEMP%\nsmC.tmp\nsExec.dll
%TEMP%\nsmC.tmp\nsD.tmp
%HOMEPATH%\Local Settings\<INETFILES>\Content.IE5\KHMHGZ4F\suX2TzrVT0TzrVT1TzrVT80okvvGK10suX9TzrVT[1].html
%HOMEPATH%\Local Settings\<INETFILES>\Content.IE5\KHMHGZ4F\2-suX2TzrVT0TzrVT1TzrVT80okvvGK10suX9TzrVT[1].html
%HOMEPATH%\Local Settings\<INETFILES>\Content.IE5\U98D4X8H\suX2TzrVT0TzrVT1TzrVT80okvvGK10suX9TzrVT[1].html
%WINDIR%\malory.exe
%TEMP%\nsx8.tmp\AccessControl.dll
%HOMEPATH%\Local Settings\<INETFILES>\Content.IE5\2VAZY7AN\suX2TzrVT0TzrVT1TzrVT80okvvGK10suX9TzrVT[1].html
%HOMEPATH%\Local Settings\<INETFILES>\Content.IE5\U98D4X8H\suX2TzrVT0TzrVT1TzrVT80okvvGK10suX9TzrVT[3].html
%HOMEPATH%\Local Settings\<INETFILES>\Content.IE5\U98D4X8H\suX2TzrVT0TzrVT1TzrVT80okvvGK10suX9TzrVT[4].html
%HOMEPATH%\Local Settings\<INETFILES>\Content.IE5\U98D4X8H\suX2TzrVT0TzrVT1TzrVT80okvvGK10suX9TzrVT[5].html
%HOMEPATH%\Local Settings\<INETFILES>\Content.IE5\U98D4X8H\suX2TzrVT0TzrVT1TzrVT80okvvGK10suX9TzrVT[6].html
%HOMEPATH%\Local Settings\<INETFILES>\Content.IE5\U98D4X8H\suX2TzrVT0TzrVT1TzrVT80okvvGK10suX9TzrVT[7].html
%HOMEPATH%\Local Settings\<INETFILES>\Content.IE5\U98D4X8H\suX2TzrVT0TzrVT1TzrVT80okvvGK10suX9TzrVT[8].html
%HOMEPATH%\Local Settings\<INETFILES>\Content.IE5\YPORKZYZ\2-suX2TzrVT0TzrVT1TzrVT80okvvGK10suX9TzrVT[1].html
%HOMEPATH%\Local Settings\<INETFILES>\Content.IE5\U98D4X8H\suX2TzrVT0TzrVT1TzrVT80okvvGK10suX9TzrVT[2].html
%ProgramFiles%\osawa\veldt.exe
%ProgramFiles%\adf\adf.exe
%TEMP%\nsn5.tmp\SimpleFC.dll
%TEMP%\nso2.tmp\68263.exe
%TEMP%\nso2.tmp\104034.exe
%TEMP%\nso2.tmp\130836.exe
%TEMP%\nso2.tmp\NMdialogue.exe
%TEMP%\nso2.tmp\Microsoft.Win32.TaskScheduler.dll
%TEMP%\nso2.tmp\114891.exe
%ProgramFiles%\Bap\Bap.exe
%TEMP%\nso2.tmp\37581.exe
%ProgramFiles%\Bap\uart.dll
%ProgramFiles%\unease\unease.exe
%ProgramFiles%\unease\interminable.dll
%ProgramFiles%\unease\interminable.exe
<LS_APPDATA>\uart.exe
<LS_APPDATA>\interminable.exe
%ProgramFiles%\Displays\uart.exe
%ProgramFiles%\Displays\interminable.exe
%ProgramFiles%\Bap\uart.exe
%HOMEPATH%\Local Settings\<INETFILES>\Content.IE5\U98D4X8H\suX2TzrVT0TzrVT1TzrVT80okvvGK10suX9TzrVT[9].html
%HOMEPATH%\Local Settings\<INETFILES>\Content.IE5\U98D4X8H\suX2TzrVT0TzrVT1TzrVT80okvvGK10suX9TzrVT[11].html

Deletes the following files:

%TEMP%\nsn5.tmp\SimpleFC.dll
%TEMP%\nsx8.tmp\AccessControl.dll
%TEMP%\nsaB.tmp\ShellLink.dll

Network activity:

Connects to:

'localhost':1038
'localhost':1039
'localhost':1042
're####tdestined.pw':80
'ww##.##visitdestined.pw':80
'localhost':1049

TCP:

HTTP GET requests:

http://www.re####tdestined.pw/2-suX2TzrVT0TzrVT1TzrVT80okvvGK10suX9TzrVT.html?sw############################################## via re####tdestined.pw
http://www.re####tdestined.pw/suX2TzrVT0TzrVT1TzrVT80okvvGK10suX9TzrVT.html?ba############################################ via re####tdestined.pw
http://ww##.##visitdestined.pw/suX2TzrVT0TzrVT1TzrVT80okvvGK10suX9TzrVT.html?ba############################################
http://ww##.##visitdestined.pw/2-suX2TzrVT0TzrVT1TzrVT80okvvGK10suX9TzrVT.html?sw##############################################

UDP:

DNS ASK www.re####tdestined.pw
DNS ASK ww##.##visitdestined.pw

Miscellaneous:

Searches for the following windows:

ClassName: 'MS_AutodialMonitor' WindowName: ''
ClassName: 'MS_WebcheckMonitor' WindowName: ''
ClassName: 'Chrome_WidgetWin_0' WindowName: ''
ClassName: '' WindowName: ''

Creates and executes the following:

'%TEMP%\nso2.tmp\NMdialogue.exe' "%ProgramFiles%\Bap\uart.exe" "66164678"
'%TEMP%\nso2.tmp\68263.exe'
'%ProgramFiles%\osawa\veldt.exe'
'%TEMP%\nso2.tmp\114891.exe'
'%TEMP%\nso2.tmp\NMdialogue.exe' "%ProgramFiles%\adf\adf.exe" "k55640132"
'%TEMP%\nso2.tmp\NMdialogue.exe' "%ProgramFiles%\Displays\interminable.exe" "5564013255640132"
'%TEMP%\nso2.tmp\NMdialogue.exe' "%ProgramFiles%\Displays\uart.exe" "55640132"
'%TEMP%\nso2.tmp\104034.exe'
'%ProgramFiles%\Displays\interminable.exe'
'%TEMP%\nso2.tmp\NMdialogue.exe' "<LS_APPDATA>\interminable.exe" "2616646426166464"
'%TEMP%\nso2.tmp\NMdialogue.exe' "<LS_APPDATA>\uart.exe" "26166464"
'%TEMP%\nso2.tmp\37581.exe'
'%ProgramFiles%\Bap\uart.exe'
'%TEMP%\nso2.tmp\130836.exe'
'%TEMP%\nso2.tmp\NMdialogue.exe' "%ProgramFiles%\unease\interminable.exe" "6616467866164678"
'%ProgramFiles%\Displays\uart.exe'
'%TEMP%\nsmC.tmp\nsD.tmp' taskkill /im chrome.exe