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Riskware-P2P.Amac Analysis Report
Threat Submitted On: 12/7/2007 8:40:38 AM
Threat Analysed On: 12/7/2007 1:40:38 PM
Threat Updated On: 1/27/2011 10:39:26 AM
Type : Riskware
Symptoms of Amac
  • Legitimate application that can be misused by hackers by opening up ports for remote administration and to start and stop critical system services to compromise system security.
  • This program may be used to infect other machines and steal or damage critical system data, besides other spiteful purposes
Alias : Riskware-P2P.Amac
Md5 Hash : [ded8682eca063ce6d9632c1851f8b51d]
File Size : (726521 bytes)

Technical Details

Here are the Technical findings of our analysis team after analyzing this malware in detail :-

Creates the following infected Files on user's System
Delete the following Files to remove Infection
File: a-mac address change.lnk
Path : %allusersprofile%\start menu\programs\amac address change

Md5Hash :561b912b10e4988f7d3ee1e8963c451e ( 717 bytes)
File: uninstall a-mac address change.lnk
Path : %allusersprofile%\start menu\programs\amac address change

Md5Hash :71cee00e9b46ddc4d06ab0b437cf1f88 ( 741 bytes)
File: a-mac address change.lnk
Path : %homepath%\desktop

Md5Hash :9538bd824a9a1ca39c896ac66c9c5232 ( 705 bytes)
File: amac.exe
Path : %programfiles%\paqtool\amac

Md5Hash :da623b10bac37b315ceeb443c703f300 ( 299008 bytes)
File: macaddresschanger.exe
Path : %programfiles%\paqtool\amac

Md5Hash :5cffa193754fb14b180f78d7e0b7ee02 ( 323584 bytes)
File: mfcaxctl.ocx
Path : %programfiles%\paqtool\amac

Md5Hash :a40f6df4337ab80779baebfce42e30fd ( 311296 bytes)
File: pamq.dll
Path : %programfiles%\paqtool\amac

Md5Hash :8fbcea3e41eb9d900e1ce4b00c741a53 ( 98304 bytes)
File: unins000.dat
Path : %programfiles%\paqtool\amac

Md5Hash :df2c77950126b0e7397f8743b7055be5 ( 1867 bytes)
File: unins000.exe
Path : %programfiles%\paqtool\amac

Md5Hash :bf15ce70e055955fafd81a18ec1c0771 ( 77257 bytes)
File: hdvirffo.dll
Path : %windir%\system32

Md5Hash :82bcf91641e0d30d0bd81ab532b82cd6 ( 4100 bytes)
File: m1achardks.dll
Path : %windir%\system32

Md5Hash :cf39282c41f8924c88e452a8d87faec6 ( 2079 bytes)
File: [randomname].exe
Path : %workingdir%

Md5Hash :ded8682eca063ce6d9632c1851f8b51d ( 726521 bytes)
Also creates the following files on user's System which are also created by Genuine Software :-
These file(s) can be kept as they are also created by genuine Software.
File : pipe.ipc
Path : %windir%\system32

Md5Hash :a6acb99755db8d4c90be878d30313354 ( bytes)
Creates the following child process(s) on execution:

%systemdrive%\temp\is-86mgb.tmp\is-m4f9t.tmp /sl4 $20180 %workingdir%\amac.exe 515363 50688



%programfiles%\internet explorer\iexplore.exe -nohome%programfiles%\paqtool\amac\afaq.htm


netstat -na

ipconfig /all

Creates the Following MUTEX(s) on user's System:-
Tries To Connect's to the following IP Address(s) through UDP(User DataGram Protocal) :-

Moves the Following Files to Given Location :-
Moves :%programfiles%\paqtool\amac\is-mmk4a.tmp
To : %programfiles%\paqtool\amac\unins000.exe
Moves :%programfiles%\paqtool\amac\is-cmll0.tmp
To : %programfiles%\paqtool\amac\amac.exe
Moves :%programfiles%\paqtool\amac\is-gslem.tmp
To : %programfiles%\paqtool\amac\macaddresschanger.exe
Moves :%programfiles%\paqtool\amac\is-n5lea.tmp
To : %programfiles%\paqtool\amac\mfcaxctl.ocx
Moves :%programfiles%\paqtool\amac\is-1h28p.tmp
To : %programfiles%\paqtool\amac\pamq.dll
Moves :%programfiles%\paqtool\amac\is-p6aqd.tmp
To : %programfiles%\paqtool\amac\faq.htm
Moves :%programfiles%\paqtool\amac\is-cj7ko.tmp
To : %programfiles%\paqtool\amac\afaq.htm


1. %allusersprofile% Refers to the windows all users profile folder. By default it is 'C:\Documents and Settings\All Users'
2. %homepath% Refers to the windows current user's profile folder. By default it is 'C:\Documents and Settings\[user]'
3. %programfiles% Refers to the program files folder. By default it is 'C:\Program Files'
4. %windir% Refers to the windows root folder. By default it is 'C:\Windows'
5. %workingdir% Refers to the current directory in which user is working.

Important: We strongly recommend that you backup the Registry before making any changes to it. Incorrect changes to the Registry can result in permanent data loss or corrupted Files. Modify the malicious\suspicious Subkeys only.

Click Here for more recommended PC Security and Optimization Tools

To modify registry entries in Windows Operating System:
Follow Steps:
1. Click Start > Run
2. Type “regedit” : to open registry editor
3. Navigate to required registry Key from the Left Tree control and modify accordingly.

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