Nueva variante de ROOTKIT DORKBOT cazada por la heuristica del ELISTARA

Otra variante de DORKBOT, rootkit invisible si está en memoria, que oculta carpetas de los pendrives y pone en su lugar enlaces directos a ellas, cargando el malware.

Esta nueva variante la controlamos a partir del ELISTARA 24.16 de hoy

El preanalisis de virustotal nos muestra este informe:

File name: RRHYHP.EXE.Muestra EliStartPage v24.15
Submission date: 2011-10-26 09:24:55 (UTC)

Result: 16/ 43 (37.2%)
VT Community

not reviewed
Safety score: –
Compact Print results Antivirus Version Last Update Result
AhnLab-V3 2011.10.25.00 2011.10.25 Dropper/Win32.VB
AntiVir 7.11.16.144 2011.10.26 TR/Drop.VB.bdng
Antiy-AVL 2.0.3.7 2011.10.26 –
Avast 6.0.1289.0 2011.10.25 –
AVG 10.0.0.1190 2011.10.25 Dropper.Generic4.BOPV
BitDefender 7.2 2011.10.26 Worm.Generic.346905
ByteHero 1.0.0.1 2011.09.23 –
CAT-QuickHeal 11.00 2011.10.26 –
ClamAV 0.97.3.0 2011.10.26 –
Commtouch 5.3.2.6 2011.10.26 –
Comodo 10559 2011.10.26 –
DrWeb 5.0.2.03300 2011.10.26 –
Emsisoft 5.1.0.11 2011.10.26 Trojan-Dropper.Win32.VB!IK
eSafe 7.0.17.0 2011.10.26 –
eTrust-Vet 36.1.8640 2011.10.26 –
F-Prot 4.6.5.141 2011.10.26 –
F-Secure 9.0.16440.0 2011.10.26 Worm.Generic.346905
Fortinet 4.3.370.0 2011.10.26 W32/Refroso.BLC!tr
GData 22 2011.10.26 Worm.Generic.346905
Ikarus T3.1.1.107.0 2011.10.26 Trojan-Dropper.Win32.VB
Jiangmin 13.0.900 2011.10.25 –
K7AntiVirus 9.116.5339 2011.10.25 –
Kaspersky 9.0.0.837 2011.10.26 Trojan-Dropper.Win32.VB.bdng
McAfee 5.400.0.1158 2011.10.26 Artemis!67D140E61241
McAfee-GW-Edition 2010.1D 2011.10.26 Heuristic.LooksLike.Win32.SuspiciousPE.F!80
Microsoft 1.7801 2011.10.26 –
NOD32 6574 2011.10.26 Win32/Dorkbot.B
Norman 6.07.13 2011.10.25 –
nProtect 2011-10-26.01 2011.10.26 –
Panda 10.0.3.5 2011.10.25 Suspicious file
PCTools 8.0.0.5 2011.10.26 –
Prevx 3.0 2011.10.26 –
Rising 23.81.02.02 2011.10.26 –
Sophos 4.70.0 2011.10.26 –
SUPERAntiSpyware 4.40.0.1006 2011.10.26 –
Symantec 20111.2.0.82 2011.10.26 –
TheHacker 6.7.0.1.331 2011.10.25 –
TrendMicro 9.500.0.1008 2011.10.26 PAK_Generic.006
TrendMicro-HouseCall 9.500.0.1008 2011.10.26 PAK_Generic.006
VBA32 3.12.16.4 2011.10.25 –
VIPRE 10878 2011.10.26 –
ViRobot 2011.10.26.4738 2011.10.26 –
VirusBuster 14.1.30.1 2011.10.25 –
Additional informationShow all
MD5   : 67d140e612413329ea8e8cbcfde910e1
SHA1  : 9bb81101fd8aea874c216f96d690e90194c0500e

File size : 114688 bytes

publisher….: n/a
copyright….: n/a
product……: dppdddpdd
description..: n/a
original name: ddpp.pdp
internal name: ppdd
file version.: 4.05.0004
Dicha version del ELISTARA 24.16 que lo detecta y elimina, estará disponible en nuestra web a partir de las 19 h CEST de hoy.

saludos

ms, 26-10-2011