nueva variante de FAKE AV que se presenta como FAKE TOOL WINDOWS SCAN : Dropper, scanner y lanzador de avisos incordiantes

Una reciente variante de FAKE AV compuesto por tres principales ficheros, el dropper, el scanner y el lanzador de avisos, pasa a ser controlado por la version de hoy del ELISTARA 22.46 siendo actualmente detectan por muy pocos AV, seguramente por ser muy novedoso.

El dropper es detectado por solo 7 AV, (ayer ya lo adelantabamos) a saber:
File name: fCCbkbVynbdOb.exe
Submission date: 2011-01-25 08:57:54 (UTC)
Current status: finished
Result: 7 /43 (16.3%)
VT Community

not reviewed
Safety score: –
Compact Print results Antivirus Version Last Update Result
AhnLab-V3 2011.01.18.00 2011.01.17 –
AntiVir 7.11.1.227 2011.01.24 –
Antiy-AVL 2.0.3.7 2011.01.18 –
Avast 4.8.1351.0 2011.01.24 –
Avast5 5.0.677.0 2011.01.24 –
AVG 10.0.0.1190 2011.01.24 –
BitDefender 7.2 2011.01.24 –
CAT-QuickHeal 11.00 2011.01.24 (Suspicious) – DNAScan
ClamAV 0.96.4.0 2011.01.24 –
Commtouch 5.2.11.5 2011.01.24 –
Comodo 7484 2011.01.24 –
DrWeb 5.0.2.03300 2011.01.24 –
Emsisoft 5.1.0.1 2011.01.24 –
eSafe 7.0.17.0 2011.01.23 –
eTrust-Vet 36.1.8115 2011.01.21 –
F-Prot 4.6.2.117 2011.01.23 –
F-Secure 9.0.16160.0 2011.01.24 –
Fortinet 4.2.254.0 2011.01.24 –
GData 21 2011.01.24 –
Ikarus T3.1.1.97.0 2011.01.24 –
Jiangmin 13.0.900 2011.01.24 –
K7AntiVirus 9.77.3618 2011.01.22 –
Kaspersky 7.0.0.125 2011.01.24 –
McAfee 5.400.0.1158 2011.01.24 Generic FakeAlert.am
McAfee-GW-Edition 2010.1C 2011.01.24 –
Microsoft 1.6502 2011.01.24 Trojan:Win32/FakeSysdef
NOD32 5812 2011.01.24 a variant of Win32/Kryptik.JYB
Norman 6.06.12 2011.01.24 –
nProtect 2011-01-18.01 2011.01.18 –
Panda 10.0.2.7 2011.01.24 Trj/CI.A
PCTools 7.0.3.5 2011.01.23 –
Prevx 3.0 2011.01.25 –
Rising 23.42.00.06 2011.01.24 –
Sophos 4.61.0 2011.01.24 Mal/FakeAV-EA
SUPERAntiSpyware 4.40.0.1006 2011.01.24 –
Symantec 20101.3.0.103 2011.01.24 –
TheHacker 6.7.0.1.119 2011.01.24 –
TrendMicro 9.120.0.1004 2011.01.24 –
TrendMicro-HouseCall 9.120.0.1004 2011.01.24 –
VBA32 3.12.14.3 2011.01.24 –
VIPRE 8179 2011.01.24 FraudTool.Win32.FakeAV.hdd (v)
ViRobot 2011.1.24.4272 2011.01.24 –
VirusBuster 13.6.161.0 2011.01.24 –
Additional informationShow all
MD5   : 1205ace52e5aac4f2244bf58e280fd27
SHA1  : 18f41d87ad487c70b390f4e6b56153cf376638f1

File size : 458240 bytes
_________

del scanner, del que el analisis previo lo detectaban solo 9 AV, ahora ya son 14:

File name: lx6727rbFJPc.exe
Submission date: 2011-01-25 09:14:00 (UTC)
Current status: queued (#78) queued (#78) analysing finished
Result: 14/ 43 (32.6%)
VT Community

not reviewed
Safety score: –
Compact Print results Antivirus Version Last Update Result
AhnLab-V3 2011.01.18.00 2011.01.17 –
AntiVir 7.11.1.237 2011.01.24 –
Antiy-AVL 2.0.3.7 2011.01.25 –
Avast 4.8.1351.0 2011.01.24 –
Avast5 5.0.677.0 2011.01.24 –
AVG 10.0.0.1190 2011.01.25 –
BitDefender 7.2 2011.01.25 Trojan.Generic.KDV.116560
CAT-QuickHeal 11.00 2011.01.25 (Suspicious) – DNAScan
ClamAV 0.96.4.0 2011.01.25 –
Commtouch 5.2.11.5 2011.01.25 –
Comodo 7493 2011.01.25 TrojWare.Win32.FraudTool.FakeScan.~kwa
DrWeb 5.0.2.03300 2011.01.25 –
Emsisoft 5.1.0.1 2011.01.25 –
eSafe 7.0.17.0 2011.01.24 –
eTrust-Vet 36.1.8117 2011.01.24 –
F-Prot 4.6.2.117 2011.01.24 –
F-Secure 9.0.16160.0 2011.01.25 Trojan.Generic.KDV.116560
Fortinet 4.2.254.0 2011.01.24 –
GData 21 2011.01.25 Trojan.Generic.KDV.116560
Ikarus T3.1.1.97.0 2011.01.25 –
Jiangmin 13.0.900 2011.01.24 –
K7AntiVirus 9.78.3635 2011.01.24 –
Kaspersky 7.0.0.125 2011.01.25 Trojan.Win32.FakeAV.acdl
McAfee 5.400.0.1158 2011.01.25 Generic FakeAlert.am
McAfee-GW-Edition 2010.1C 2011.01.25 Generic FakeAlert.am
Microsoft 1.6502 2011.01.25 Trojan:Win32/FakeSysdef
NOD32 5815 2011.01.25 a variant of Win32/Kryptik.JYB
Norman 6.06.12 2011.01.25 –
nProtect 2011-01-18.01 2011.01.18 –
Panda 10.0.2.7 2011.01.24 Trj/CI.A
PCTools 7.0.3.5 2011.01.25 –
Prevx 3.0 2011.01.25 –
Rising 23.42.00.06 2011.01.24 –
Sophos 4.61.0 2011.01.25 Mal/FakeAV-EA
SUPERAntiSpyware 4.40.0.1006 2011.01.25 Trojan.Agent/Gen-Kazy[Moduleware]
Symantec 20101.3.0.103 2011.01.25 –
TheHacker 6.7.0.1.119 2011.01.24 –
TrendMicro 9.120.0.1004 2011.01.25 –
TrendMicro-HouseCall 9.120.0.1004 2011.01.25 –
VBA32 3.12.14.3 2011.01.24 –
VIPRE 8188 2011.01.25 FraudTool.Win32.FakeAV.hdd (v)
ViRobot 2011.1.25.4274 2011.01.25 –
VirusBuster 13.6.162.0 2011.01.24 –
Additional informationShow all
MD5   : 963c465c6c25a0545e08c5700d225096
SHA1  : f1f245fabdbfc57573b6067d80dbb125cc5d0d16
File size : 377856 bytes

_________

y de la DLL “incordiante”, con 8 deteccciones:

File name: WindowsScan (cQGJeWINlOHrY) dll
Submission date: 2011-01-25 09:29:04 (UTC)
Current status: queued queued analysing finished
Result: 8/ 43 (18.6%)
VT Community

not reviewed
Safety score: –
Compact Print results Antivirus Version Last Update Result
AhnLab-V3 2011.01.18.00 2011.01.17 –
AntiVir 7.11.1.239 2011.01.25 –
Antiy-AVL 2.0.3.7 2011.01.25 –
Avast 4.8.1351.0 2011.01.24 –
Avast5 5.0.677.0 2011.01.24 –
AVG 10.0.0.1190 2011.01.25 –
BitDefender 7.2 2011.01.25 –
CAT-QuickHeal 11.00 2011.01.25 –
ClamAV 0.96.4.0 2011.01.25 –
Commtouch 5.2.11.5 2011.01.25 –
Comodo 7493 2011.01.25 –
DrWeb 5.0.2.03300 2011.01.25 –
Emsisoft 5.1.0.1 2011.01.25 –
eSafe 7.0.17.0 2011.01.24 –
eTrust-Vet 36.1.8117 2011.01.24 –
F-Prot 4.6.2.117 2011.01.24 –
F-Secure 9.0.16160.0 2011.01.25 –
Fortinet 4.2.254.0 2011.01.24 –
GData 21 2011.01.25 –
Ikarus T3.1.1.97.0 2011.01.25 –
Jiangmin 13.0.900 2011.01.24 –
K7AntiVirus 9.78.3635 2011.01.24 –
Kaspersky 7.0.0.125 2011.01.25 –
McAfee 5.400.0.1158 2011.01.25 Generic FakeAlert.am
McAfee-GW-Edition 2010.1C 2011.01.25 Generic FakeAlert.am
Microsoft 1.6502 2011.01.25 Trojan:Win32/FakeSysdef
NOD32 5815 2011.01.25 a variant of Win32/Kryptik.JYB
Norman 6.06.12 2011.01.25 –
nProtect 2011-01-18.01 2011.01.18 –
Panda 10.0.2.7 2011.01.24 Suspicious file
PCTools 7.0.3.5 2011.01.25 –
Prevx 3.0 2011.01.25 –
Rising 23.42.00.06 2011.01.24 –
Sophos 4.61.0 2011.01.25 Mal/FakeAV-EA
SUPERAntiSpyware 4.40.0.1006 2011.01.25 Trojan.Agent/Gen-FraudWare
Symantec 20101.3.0.103 2011.01.25 –
TheHacker 6.7.0.1.119 2011.01.24 –
TrendMicro 9.120.0.1004 2011.01.25 –
TrendMicro-HouseCall 9.120.0.1004 2011.01.25 –
VBA32 3.12.14.3 2011.01.24 –
VIPRE 8188 2011.01.25 FraudTool.Win32.FakeAV.hdd (v)
ViRobot 2011.1.25.4274 2011.01.25 –
VirusBuster 13.6.162.0 2011.01.24 –
Additional informationShow all
MD5   : 366f444d5c7a3d66d48707d67c00c175
SHA1  : 279e97524041343db978559f6635f7c64f0f6853

File size : 422400 bytes

_______
Los tres son detectados y eliminados, asi como restauradas las claves scorrespondientes, a partir del ELISTARA 22.46, que estará disponible en nuestra web a partir de las 19 h.

saludos

ms, 25-1-2011