Submission Summary:

What's been foundSeverity Level
Produces outbound traffic.
Contains characteristics of an identified security risk.


Technical Details:


Possible Security Risk

Security RiskDescription
Backdoor.Ceckno.BHX Backdoor.Ceckno.BHX is a backdoor that will provide remote access on infected system to attackers.
Adware.Component.Unrelated These common components have files and keys that are in different threats but the threats are not related to one another in that the author of the signature is not the same. It is recommended that all these entries be removed.

Threat CategoryDescription
A code with the rootkit-specific techniques designed to hide the software presence in the system
A hacktool that could be used by attackers to break into a system
A malicious backdoor trojan that runs in the background and allows remote access to the compromised system
A program that downloads files to the local computer that may represent security risk


File System Modifications

#Filename(s)File SizeFile HashAlias
1 %System%\drivers\BFDDOS.sys 3,840 bytes MD5: 0x6F93E01F97B56E802C956A407BC7068A
SHA-1: 0xF2725DF4CB2D5BB659BC1B85BEA3263F63D50FD8
Hacktool.Rootkit [Symantec]
Rootkit.Win32.Agent.dqk [Kaspersky Lab]
2 [file and pathname of the sample #1]
86,016 bytes MD5: 0xBF42E61A447C5DFB0E549B66A55267EB
SHA-1: 0x5F64EB7BB1D8004C35DC93DC93D95974C3DE7577
Downloader [Symantec]
Backdoor.Win32.Ceckno.cmz [Kaspersky Lab]
Generic BackDoor [McAfee]
Mal/Behav-236, Mal/Emogen-R [Sophos]
Trojan:Win32/Veslorn [Microsoft]
Backdoor.SdBot.DFSG [Ikarus]


Memory Modifications

Process NameProcess FilenameMain Module Size
[filename of the sample #1][file and pathname of the sample #1]335,872 bytes
svch0st.exe%System%\svch0st.exe335,872 bytes


Registry Modifications


Other details


1033TCP[file and pathname of the sample #1]

Remote HostPort Number


Outbound traffic (potentially malicious)



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