Nueva Variante de FAKE TOOL SYSTEM RESTORE

Nueva variante de este FAKE ALERT que oculta ficheros y carpetas de todo el disco duro

Lo pasamos a controlar especificamente a partir del ELISTARA 24.23 de hoy

Lo integran dos componentes, el dropper que lo genera y el scanner que se ejecuta en cada reinicio, loc suales en el preanalisis del virustotal ofrecen estos informes:
Dropper:
File name: EMUPEFMDUNLKAKL.EXE.Muestra EliStartPage v24.21
Submission date: 2011-11-09 08:57:45 (UTC)
Current status: finished
Result: 19 /43 (44.2%)
VT Community

malware
Safety score: 0.0%
Compact Print results Antivirus Version Last Update Result
AhnLab-V3 2011.11.08.01 2011.11.08 Trojan/Win32.FakeAV
AntiVir 7.11.17.87 2011.11.08 TR/Offend.KD.396239
Antiy-AVL 2.0.3.7 2011.11.09 –
Avast 6.0.1289.0 2011.11.09 Win32:FakeAV-CLT [Trj]
AVG 10.0.0.1190 2011.11.08 Suspicion: unknown virus
BitDefender 7.2 2011.11.09 Trojan.Generic.KD.396239
ByteHero 1.0.0.1 2011.11.04 –
CAT-QuickHeal None 2011.11.09 –
ClamAV 0.97.3.0 2011.11.08 –
Commtouch 5.3.2.6 2011.11.09 –
Comodo 10718 2011.11.09 –
DrWeb 5.0.2.03300 2011.11.09 Trojan.DownLoad2.41357
Emsisoft 5.1.0.11 2011.11.09 Trojan.Win32.FakeAV.ipzg.AMN!A2
eSafe 7.0.17.0 2011.11.08 –
eTrust-Vet 36.1.8663 2011.11.08 –
F-Prot 4.6.5.141 2011.11.08 –
F-Secure 9.0.16440.0 2011.11.09 Trojan.Generic.KD.396239
Fortinet 4.3.370.0 2011.11.09 W32/FakeAV.OZ!tr
GData 22 2011.11.09 Trojan.Generic.KD.396239
Ikarus T3.1.1.109.0 2011.11.09 –
Jiangmin 13.0.900 2011.11.08 –
K7AntiVirus 9.117.5413 2011.11.08 –
Kaspersky 9.0.0.837 2011.11.09 Trojan.Win32.FakeAV.ipzg
McAfee 5.400.0.1158 2011.11.09 Generic FakeAlert.bz
McAfee-GW-Edition 2010.1D 2011.11.08 Artemis!5974A9D0623C
Microsoft 1.7801 2011.11.09 Trojan:Win32/FakeSysdef
NOD32 6613 2011.11.09 a variant of Win32/Kryptik.VCG
Norman 6.07.13 2011.11.08 –
nProtect 2011-11-09.01 2011.11.09 Trojan/W32.Agent.392032
Panda 10.0.3.5 2011.11.08 Trj/CI.A
PCTools 8.0.0.5 2011.11.09 –
Prevx 3.0 2011.11.09 –
Rising 23.83.01.01 2011.11.08 –
Sophos 4.71.0 2011.11.09 Mal/FakeAV-PA
SUPERAntiSpyware 4.40.0.1006 2011.11.09 Trojan.Agent/Gen-FakeSecurity
Symantec 20111.2.0.82 2011.11.09 –
TheHacker 6.7.0.1.339 2011.11.08 –
TrendMicro 9.500.0.1008 2011.11.09 –
TrendMicro-HouseCall 9.500.0.1008 2011.11.09 –
VBA32 3.12.16.4 2011.11.09 –
VIPRE 11002 2011.11.09 –
ViRobot 2011.11.9.4763 2011.11.09 –
VirusBuster 14.1.53.1 2011.11.08 –
Additional informationShow all
MD5   : 5974a9d0623ce5bfa80b9ee08a6a0b3b
SHA1  : a08878765105729c147c1d406dec61722a3a1061

File size : 392032 bytes
___
scanner:
File name: SLJNOK8CTBVGIO.EXE.Muestra EliStartPage v24.21
Submission date: 2011-11-09 09:20:17 (UTC)
Current status: queued queued (#4) analysing finished
Result: 15/ 43 (34.9%)
VT Community

malware
Safety score: 0.0%
Compact Print results Antivirus Version Last Update Result
AhnLab-V3 2011.11.08.01 2011.11.08 –
AntiVir 7.11.17.87 2011.11.08 –
Antiy-AVL 2.0.3.7 2011.11.09 –
Avast 6.0.1289.0 2011.11.09 –
AVG 10.0.0.1190 2011.11.08 Suspicion: unknown virus
BitDefender 7.2 2011.11.09 Trojan.Generic.KDV.397206
ByteHero 1.0.0.1 2011.11.04 –
CAT-QuickHeal 11.00 2011.11.09 –
ClamAV 0.97.3.0 2011.11.08 –
Commtouch 5.3.2.6 2011.11.09 –
Comodo 10720 2011.11.09 TrojWare.Win32.Trojan.Agent.Gen
DrWeb 5.0.2.03300 2011.11.09 Trojan.Fakealert.26407
Emsisoft 5.1.0.11 2011.11.09 Trojan.Win32.Agent.AMN!A2
eSafe 7.0.17.0 2011.11.08 –
eTrust-Vet 36.1.8663 2011.11.08 –
F-Prot 4.6.5.141 2011.11.08 –
F-Secure 9.0.16440.0 2011.11.09 Trojan.Generic.KDV.397206
Fortinet 4.3.370.0 2011.11.09 W32/FakeAV.OZ!tr
GData 22 2011.11.09 Trojan.Generic.KDV.397206
Ikarus T3.1.1.109.0 2011.11.09 –
Jiangmin 13.0.900 2011.11.08 –
K7AntiVirus 9.117.5413 2011.11.08 –
Kaspersky 9.0.0.837 2011.11.09 Trojan.Win32.Jorik.Fraud.hpq
McAfee 5.400.0.1158 2011.11.09 –
McAfee-GW-Edition 2010.1D 2011.11.08 Artemis!8D1B33312CEB
Microsoft 1.7801 2011.11.09 Trojan:Win32/FakeSysdef
NOD32 6613 2011.11.09 a variant of Win32/Kryptik.VCG
Norman 6.07.13 2011.11.08 W32/Vilsel.BY
nProtect 2011-11-09.01 2011.11.09 –
Panda 10.0.3.5 2011.11.08 –
PCTools 8.0.0.5 2011.11.09 –
Prevx 3.0 2011.11.09 –
Rising 23.83.01.01 2011.11.08 –
Sophos 4.71.0 2011.11.09 Mal/FakeAV-PA
SUPERAntiSpyware 4.40.0.1006 2011.11.09 Trojan.Agent/Gen-Surchar
Symantec 20111.2.0.82 2011.11.09 –
TheHacker 6.7.0.1.339 2011.11.08 –
TrendMicro 9.500.0.1008 2011.11.09 –
TrendMicro-HouseCall 9.500.0.1008 2011.11.09 –
VBA32 3.12.16.4 2011.11.09 –
VIPRE 11002 2011.11.09 –
ViRobot 2011.11.9.4763 2011.11.09 –
VirusBuster 14.1.53.1 2011.11.08 –
Additional informationShow all
MD5   : 8d1b33312ceb3604bb9473091ecc772f
SHA1  : 106ccb532cdeaef204cb312ae26c8c26f849def7

File size : 307040 bytes

Dicha version del ELISTARA 24.23 que lo detecta y elimina estará disponible en nuestra web a partir de las 19 h CEST de hoy

saludos

ms, 9-11-2011