NOTA POSTCIERRE:
Pues como pensabamos, Symantec llama trojan Peacomm al Downloader.BAI, pero lo importante es el codigo: CME 711, con lo que el nombre pasa a segundo plano.
Su descripcion segun Symantec es:
Discovered: January 19, 2007
Updated: January 24, 2007 04:00:35 PM PST
Also Known As: CME-711 [Common Malware Enumeration], TROJ_SMALL.EDW [Trend Micro], Small.DAM [F-Secure], Downloader-BAI [McAfee], Troj/Dorf-Fam [Sophos]
Type: Trojan Horse
Systems Affected: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP
Trojan.Peacomm is a Trojan horse that drops a driver program file to download additional security threats.
Trojan.Peacomm reportedly arrives as an attachment to a spammed email with the following characteristics:
Subject:
One of the following:
A killer at 11, he's free at 21 and kill again!
U.S. Secretary of State Condoleezza Rice has kicked German Chancellor Angela Merkel
British Muslims Genocide
Naked teens attack home director.
230 dead as storm batters Europe.
Re: Your text
Radical Muslim drinking enemies's blood.
Chinese missile shot down Russian satellite
Chinese missile shot down Russian aircraft
Chinese missile shot down USA aircraft
Chinese missile shot down USA satellite
Russian missile shot down USA aircraft
Russian missile shot down USA satellite
Russian missile shot down Chinese aircraft
Russian missile shot down Chinese satellite
Saddam Hussein safe and sound!
Saddam Hussein alive!
Venezuelan leader: "Let's the War beginning".
Fidel Castro dead.
Attachment:
One of the following:
FullVideo.exe
Full Story.exe
Video.exe
Read More.exe
FullClip.exe
GreetingPostcard.exe
MoreHere.exe
FlashPostcard.exe
GreetingCard.exe
ClickHere.exe
ReadMore.exe
FlashPostcard.exe
FullNews.exe
Notes:
Due to a substantial increase in activity, Symantec Security Response raised this threat to category 3 on January 22, 2007.
An IPS signature named "BD Peacomm Trojan" was released on January 23, 2007 and is available for relevant products. Please apply the latest Security Updates for your product to receive this signature.
Further reading: Trojan.Peacomm: Building a Peer-to-Peer Botnet
ProtectionVirus Definitions (LiveUpdate™ Daily) January 19, 2007
Virus Definitions (LiveUpdate™ Weekly) January 22, 2007
Virus Definitions (Intelligent Updater) January 19, 2007
Virus Definitions (LiveUpdate™ Plus) January 19, 2007
Threat AssessmentWildWild Level: High
Number of Infections: More than 1000
Number of Sites: More than 10
Geographical Distribution: Medium
Threat Containment: Easy
Removal: Moderate
DamageDamage Level: High
Payload: Downloads additional security threats.
Degrades Performance: Sent UDP packets may degrade performance.
DistributionDistribution Level: Low
Ports: UDP ports 4000, 7871 and 11271
Trataremos de encontrar nuevas variantes para controlarlas. Si alguno tiene este virus y no lo elimina con el ELISTARA, por favor, que nos envie muestras de los ficheros que detecte infectados, gracias
recordar:
viewtopic.php?f=2&t=45334
saludos
ms, 25-01-2007