Adware-HotBar.f!776E7​6C21B86

This page shows details and results of our analysis on the malware Adware-HotBar.f!776E76C21B86

Overview

This is a Trojan detection. Unlike viruses, Trojans do not self-replicate. They are spread manually, often under the premise that they are beneficial or wanted. The most common installation methods involve system or security exploitation, and unsuspecting users manually executing unknown programs. Distribution channels include e-mail, malicious or hacked Web pages, Internet Relay Chat (IRC), peer-to-peer networks, etc.


Minimum DAT

7033 (2013-04-02)

Updated DAT

7033 (2013-04-02)

Minimum Engine

5400.1158

File Length

242872

Description Added

2013-04-07

Description Modified

2013-04-07

Malware Proliferation

Characteristics

This is a Trojan

File PropertiesProperty Values
McAfee DetectionAdware-HotBar.f
Length242872 bytes
MD5776e76c21b8651c4c874a33a0427b015
SHA18a99a26a88f2ed9b630190d1ea769c6a51527ba7


Other Common Detection Aliases

Company NamesDetection Names
ahnlabAdware/Win32.Hotbar
avastWin32:HotBar-BL [Adw]
AVG (GriSoft)Generic_r.EZ (Adware)
aviraADSPY/AdSpy.Gen2
BitDefenderGen:Variant.Adware.Hotbar.1
clamavPUA.Win32.Packer.Upx-53
Dr.WebAdware.Hotbar.700
F-ProtW32/HotBar.L.gen!Eldorado
FortiNetAdware/ClickPotato.AA
Microsoftadware:win32/hotbar
SymantecAdware.Clkpotato!gen3
EsetWin32/Adware.HotBar.K (application) (variant)
normanPinball.A
SophosClickPotato Installer (PUA)
Trend MicroHeurSpy_Zango-3
vba32SScope.Injector.xg
V-BusterAdware.HotBar!jbTXZzgsS2o (trojan)
Vet (Computer Associates)Win32/Zango.Pinball[HOTBAR]

Other brands and names may be claimed as the property of others.


ActivitiesRisk Levels
Enumerates many system files and directories.Low
Attempts to send data or commands via HTTPLow
Adds or modifies Internet Explorer cookiesLow


McAfee ScansScan Detections
McAfee BetaAdware-HotBar.f
McAfee SupportedAdware-HotBar.f



System Changes

Some path values have been replaced with environment variables as the exact location may vary with different configurations.
e.g.
%WINDIR% = \WINDOWS (Windows 9x/ME/XP/Vista/7), \WINNT (Windows NT/2000)
%PROGRAMFILES% = \Program Files


The following files were analyzed:

8A99A26A88F2ED9B630190D1EA769C6A51527BA7

The following files were temporarily written to disk then later removed:

  • %PROGRAMFILES%\saitest.txt
  • %TEMP%\Tar19.tmp
  • %TEMP%\Cab18.tmp

The following registry elements have been changed:

  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\0048F8D37B153F6EA2798C323EF4F318A5624A9E\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\00EA522C8A9C06AA3ECCE0B4FA6CDC21D92E8099\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\0483ED3399AC3608058722EDBC5E4600E3BEF9D7\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\049811056AFE9FD0F5BE01685AACE6A5D1C4454C\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\0B77BEBBCB7AA24705DECC0FBD6A02FC7ABD9B52\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\1331F48A5DA8E01DAACA1BB0C17044ACFEF755BB\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\1F55E8839BAC30728BE7108EDE7B0BB0D3298224\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\209900B63D955728140CD13622D8C687A4EB0085\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\216B2A29E62A00CE820146D8244141B92511B279\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\23E594945195F2414803B4D564D2A3A3F5D88B8C\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\24A40A1F573643A67F0A4B0749F6A22BF28ABB6B\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\24BA6D6C8A5B5837A48DB5FAE919EA675C94D217\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\273EE12457FDC4F90C55E82B56167F62F532E547\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\284F55C41A1A7A3F8328D4C262FB376ED6096F24\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\2F173F7DE99667AFA57AF80AA2D1B12FAC830338\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\317A2AD07F2B335EF5A1C34E4B57E8B7D8F1FCA6\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\36863563FD5128C7BEA6F005CFE9B43668086CCE\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\394FF6850B06BE52E51856CC[private subnet]CC\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\3F85F2BB4A62B0B58BE1614ABB0D4631B4BEF8BA\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\4072BA31FEC351438480F62E6CB95508461EAB2F\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\40E78C1D523D1CD9954FAC1A1AB3BD3CBAA15BFC\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\43DDB1FFF3B49B73831407F6BC8B975023D07C50\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\43F9B110D5BAFD48225231B0D0082B372FEF9A54\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\4463C531D7CCC[private subnet]BB656D3BF8257846F\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\47AFB915CDA26D82467B97FA42914468726138DD\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\4B421F7515F6AE8A6ECEF97F6982A400A4D9224E\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\4BA7B9DDD68788E12FF852E1A024204BF286A8F6\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\4C95A9902ABE0777CED18D6ACCC3372D2748381E\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\4EF2E6670AC9B5091FE06BE0E5483EAAD6BA32D9\BLOB = [binary data]
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\SYSTEMCERTIFICATES\AUTHROOT\CERTIFICATES\4EFCED9C6BDD0C985CA3C7D253063C5BE6FC620C\BLOB = [binary data]

The applications attempted the following network connection(s):

  • 66.150.14.**:80
  • 199.7.48.***:80
  • hxxp://b.coughstuffs.com/*****
  • 70.96.0.**:80

Symptoms

This symptoms of this detection are the files, registry, and network communication referenced in the characteristics section.

Method of Infection

Trojans do not self-replicate. They are spread manually, often under the premise that the executable is something beneficial. Distribution channels include IRC, peer-to-peer networks, newsgroup postings, e-mail, etc.

Removal

All Users:

Please use the following instructions for all supported versions of Windows to remove threats and other potential risks:

1.Disable System Restore .

2.Update to current engine and DAT files for detection and removal.

3.Run a complete system scan.

Modifications made to the system Registry and/or INI files for the purposes of hooking system startup, will be successfully removed if cleaning with the recommended engine and DAT combination (or higher).

1. Please go to the Microsoft Recovery Console and restore a clean MBR.

On windows XP:

Insert the Windows XP CD into the CD-ROM drive and restart the computer.
When the "Welcome to Setup" screen appears, press R to start the Recovery Console.
Select the Windows installation that is compromised and provide the administrator password
Issue 'fixmbr' command to restore the Master Boot Record
Follow onscreen instructions
Reset and remove the CD from CD-ROM drive.


On Windows Vista and 7:

Insert the Windows CD into the CD-ROM drive and restart the computer.
Click on "Repair Your Computer"
When the System Recovery Options dialog comes up, choose the Command Prompt.
Issue 'bootrec /fixmbr' command to restore the Master Boot Record
Follow onscreen instructions
Reset and remove the CD from CD-ROM drive.

Variants