Nueva variante de ROOTKIT DORKBOT cazada por el ELISTARA

La heuristica del ELISTARA ha detectado esta variante de DORKBOT que pasamos a controlar especificamente a partir de la verison 23.94 de hoy

El preanalisis del virustotal nos ofrece este informe:
File name: OVUMUA.EXE.Muestra EliStartPage v23.93
Submission date: 2011-09-23 10:52:01 (UTC)
Current status: queued queued analysing finished
Result: 19/ 44 (43.2%)
VT Community

not reviewed
Safety score: –
Compact Print results Antivirus Version Last Update Result
AhnLab-V3 2011.09.22.02 2011.09.22 –
AntiVir 7.11.15.20 2011.09.23 BDS/Ruskill.x
Antiy-AVL 2.0.3.7 2011.09.23 Backdoor/Win32.Ruskill.gen
Avast 4.8.1351.0 2011.09.22 –
Avast5 5.0.677.0 2011.09.22 –
AVG 10.0.0.1190 2011.09.23 BackDoor.Generic14.AQXB
BitDefender 7.2 2011.09.23 –
ByteHero None 2011.09.23 –
CAT-QuickHeal 11.00 2011.09.23 –
ClamAV 0.97.0.0 2011.09.23 –
Commtouch 5.3.2.6 2011.09.23 –
Comodo 10215 2011.09.23 UnclassifiedMalware
DrWeb 5.0.2.03300 2011.09.23 –
Emsisoft 5.1.0.11 2011.09.23 Backdoor.Win32.Ruskill!IK
eSafe 7.0.17.0 2011.09.20 –
eTrust-Vet 36.1.8577 2011.09.23 –
F-Prot 4.6.2.117 2011.09.23 –
F-Secure 9.0.16440.0 2011.09.23 –
Fortinet 4.3.370.0 2011.09.23 W32/Refroso.AGEA!tr
GData 22 2011.09.23 –
Ikarus T3.1.1.107.0 2011.09.23 Backdoor.Win32.Ruskill
Jiangmin 13.0.900 2011.09.22 Backdoor/Ruskill.iv
K7AntiVirus 9.113.5179 2011.09.22 –
Kaspersky 9.0.0.837 2011.09.23 Backdoor.Win32.Ruskill.x
McAfee 5.400.0.1158 2011.09.23 Generic.bfr!cu
McAfee-GW-Edition 2010.1D 2011.09.22 Generic.bfr!cu
Microsoft 1.7702 2011.09.23 –
NOD32 6487 2011.09.23 Win32/Dorkbot.B
Norman 6.07.11 2011.09.23 –
nProtect 2011-09-23.01 2011.09.23 Backdoor/W32.Agent.167936.CK
Panda 10.0.3.5 2011.09.22 W32/Lolbot.R.worm
PCTools 8.0.0.5 2011.09.23 Trojan.IRCBot
Prevx 3.0 2011.09.23 –
Rising 23.76.04.01 2011.09.23 –
Sophos 4.69.0 2011.09.23 Mal/Generic-L
SUPERAntiSpyware 4.40.0.1006 2011.09.23 –
Symantec 20111.2.0.82 2011.09.23 W32.IRCBot.NG
TheHacker 6.7.0.1.307 2011.09.23 –
TrendMicro 9.500.0.1008 2011.09.23 –
TrendMicro-HouseCall 9.500.0.1008 2011.09.23 TROJ_GEN.F4AC3IN
VBA32 3.12.16.4 2011.09.22 –
VIPRE 10555 2011.09.23 Trojan.Win32.Generic!BT
ViRobot 2011.9.23.4685 2011.09.23 –
VirusBuster 14.0.227.0 2011.09.22 –
Additional informationShow all
MD5   : 370a30f33b656e15e715f06e574088d8
SHA1  : 6fff5ca0b2883780d5126150e2b049d44ec12eb7

File size : 167936 bytes
Dicha version del ELISTARA 23.04 que lo detecta y elimina estará disponible en nuestra web a partir de las 15 h CEST de hoy

saludos

ms, 23-9-2011