Nueva variante de malware NLS o RLoader tambien con muy pocas detecciones (solo 3 de 43)

Pasamos a controlar otra muestra del malware NLS, tambien llamado RLoader, a partir del ELISTARA 24.60 de hoy

El preanalisis de virustotal ofrece el siguiente informe:
File name: c_726519(2).nls
Submission date: 2012-01-05 13:44:38 (UTC)

Result: 3/ 43 (7.0%)
VT Community

malware
Safety score: 0.0%
Compact Print results Antivirus Version Last Update Result
AhnLab-V3 2012.01.04.00 2012.01.04 –
AntiVir 7.11.20.169 2012.01.05 –
Antiy-AVL 2.0.3.7 2012.01.05 –
Avast 6.0.1289.0 2012.01.05 Win32:RLoader-B
AVG 10.0.0.1190 2012.01.05 –
BitDefender 7.2 2012.01.05 –
ByteHero 1.0.0.1 2011.12.31 –
CAT-QuickHeal 12.00 2012.01.05 –
ClamAV 0.97.3.0 2012.01.05 –
Commtouch 5.3.2.6 2012.01.05 –
Comodo 11196 2012.01.04 –
DrWeb 5.0.2.03300 2012.01.05 –
Emsisoft 5.1.0.11 2012.01.05 –
eSafe 7.0.17.0 2012.01.03 –
eTrust-Vet 37.0.9665 2012.01.05 –
F-Prot 4.6.5.141 2012.01.05 –
F-Secure 9.0.16440.0 2012.01.05 Gen:Trojan.Heur.LP.bi5@ayhLBKc
Fortinet 4.3.388.0 2012.01.05 –
GData 22.333/22.625 2012.01.05 –
Ikarus T3.1.1.109.0 2012.01.05 –
Jiangmin 13.0.900 2012.01.04 –
K7AntiVirus 9.123.5859 2012.01.04 –
Kaspersky 9.0.0.837 2012.01.05 –
McAfee 5.400.0.1158 2012.01.05 –
McAfee-GW-Edition 2010.1E 2012.01.05 Heuristic.BehavesLike.Exploit.CodeExec.FFCN
Microsoft 1.7903 2012.01.05 –
NOD32 6769 2012.01.05 –
Norman 6.07.13 2012.01.05 –
nProtect 2012-01-05.01 2012.01.05 –
Panda 10.0.3.5 2012.01.05 –
PCTools 8.0.0.5 2012.01.05 –
Prevx 3.0 2012.01.05 –
Rising 23.91.03.02 2012.01.05 –
Sophos 4.72.0 2012.01.05 –
SUPERAntiSpyware 4.40.0.1006 2012.01.05 –
Symantec 20111.2.0.82 2012.01.05 –
TheHacker 6.7.0.1.371 2012.01.05 –
TrendMicro 9.500.0.1008 2012.01.05 –
TrendMicro-HouseCall 9.500.0.1008 2012.01.05 –
VBA32 3.12.16.4 2012.01.05 –
VIPRE 11356 2012.01.05 –
ViRobot 2012.1.5.4865 2012.01.05 –
VirusBuster 14.1.151.0 2012.01.05 –
Additional informationShow all
MD5   : 75287cc2482d07c0526924b8ee4f8e0b
SHA1  : 4bfc287ee47cb4551075e15baa086065b2a219ba

File size : 176644 bytes

Dicha version del ELISTARA 24.60 que lo detecta y elimina, estará en nuestra web a partir de las 19 h CEST de hoy

saludos

ms, 5-1-2012