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Sunday, March 7, 2010

March 2010 Opachki Trojan update and sample

I already posted a few links for Opachki trojan in November 2009.  Here is an update.


 
Download dropper.exe and dropped rundll32.dll as a password protected archive. Please contact me if you need the password

Details:
2ded7ee112cea2db509ba95dc09fded6  dropper.exe
032e8fced2fbed146c30a47d4989804b  rundll32.dll

March 2010 Virustotal scan results of the available sample. Please note this sample dates to October 2009. Newer versions and samples will have lower detection rate and may get slightly different names.

 File dropper.exe received on 2010.03.07 16:46:50 (UTC)
www.virustotal.com/analisis/787d0eae3fb29883b8dba9c3bcc00793baa4a54fbad0921d1aee7f5e6ad86907-1267980410
Result: 37/42 (88.1%)
a-squared    4.5.0.50    2010.03.07    Packed.Win32.Krap!IK
AhnLab-V3    5.0.0.2    2010.03.07    Win-Trojan/Krap.31232.K
AntiVir    8.2.1.180    2010.03.05    TR/Crypt.ZPACK.Gen
Antiy-AVL    2.0.3.7    2010.03.05    Packed/Win32.Krap.gen
Authentium    5.2.0.5    2010.03.06    W32/Trojan2.KMYU
Avast    4.8.1351.0    2010.03.07    Win32:MalOb-R
Avast5    5.0.332.0    2010.03.07    Win32:MalOb-R
AVG    9.0.0.787    2010.03.07    Win32/Cryptor
BitDefender    7.2    2010.03.07    Trojan.Generic.2594388
CAT-QuickHeal    10.00    2010.03.06    Trojan.Krap.ah
Comodo    4091    2010.02.28    TrojWare.Win32.Trojan.Agent.Gen
DrWeb    5.0.1.12222    2010.03.07    Trojan.Packed.683
eSafe    7.0.17.0    2010.03.04    Win32.Horse
F-Prot    4.5.1.85    2010.03.06    W32/Trojan2.KMYU
F-Secure    9.0.15370.0    2010.03.07    Packed:W32/Tikmis.gen!A
Fortinet    4.0.14.0    2010.03.07    W32/Krap.AH
GData    19    2010.03.07    Trojan.Generic.2594388
Ikarus    T3.1.1.80.0    2010.03.07    Packed.Win32.Krap
Jiangmin    13.0.900    2010.03.07    Packed.Krap.zvc
K7AntiVirus    7.10.990    2010.03.04    Trojan.Win32.Malware.4
Kaspersky    7.0.0.125    2010.03.07    Packed.Win32.Krap.ah
McAfee    5912    2010.03.06    Opachki.a
McAfee+Artemis    5912    2010.03.06    Opachki.a
McAfee-GW-Edition    6.8.5    2010.03.07    Trojan.Crypt.ZPACK.Gen
Microsoft    1.5502    2010.03.07    Trojan:Win32/Opachki.A
NOD32    4922    2010.03.07    Win32/TrojanDropper.Agent.OLQ
Norman    6.04.08    2010.03.07    W32/Crypt.dam
nProtect    2009.1.8.0    2010.03.07    Trojan/W32.Krap.31232.L
Panda    10.0.2.2    2010.03.07    Trj/Zlob.KH
PCTools    7.0.3.5    2010.03.04    Trojan.Generic
Prevx    3.0    2010.03.07    High Risk Cloaked Malware
Sophos    4.51.0    2010.03.07    Mal/FakeAV-BX
Sunbelt    5780    2010.03.07    Trojan.Win32.Generic!VS
Symantec    20091.2.0.41    2010.03.07    Trojan Horse
TrendMicro    9.120.0.1004    2010.03.07    TROJ_OPACHKI.I
VBA32    3.12.12.2    2010.03.05    BScope.Win32.AntiAV2010
VirusBuster    5.0.27.0    2010.03.06    Trojan.Opachki.EK
Additional information
File size: 31232 bytes
MD5...: 2ded7ee112cea2db509ba95dc09fded6



 File rundll32.dll received on 2010.03.07 16:55:25 (UTC)
http://www.virustotal.com/analisis/8f7684eed8707df29772df1285232df84d2e9be814aced65f3f02c7770632988-1267980925
Result: 37/42 (88.1%)
a-squared    4.5.0.50    2010.03.07    Packed.Win32.Krap!IK
AhnLab-V3    5.0.0.2    2010.03.07    Win-Trojan/Krap.23552.V
AntiVir    8.2.1.180    2010.03.05    TR/PCK.Krap.AH.49
Antiy-AVL    2.0.3.7    2010.03.05    Packed/Win32.Krap.gen
Authentium    5.2.0.5    2010.03.06    W32/Trojan2.KMWX
Avast    4.8.1351.0    2010.03.07    Win32:Malware-gen
Avast5    5.0.332.0    2010.03.07    Win32:Malware-gen
AVG    9.0.0.787    2010.03.07    SHeur2.BMZG
BitDefender    7.2    2010.03.07    Trojan.Renos.OVU
CAT-QuickHeal    10.00    2010.03.06    Trojan.Krap.ah
Comodo    4091    2010.02.28    TrojWare.Win32.Krap.ah
DrWeb    5.0.1.12222    2010.03.07    Trojan.Packed.683
eSafe    7.0.17.0    2010.03.04    Win32.Horse
F-Prot    4.5.1.85    2010.03.06    W32/Trojan2.KMWX
F-Secure    9.0.15370.0    2010.03.07    Trojan.Renos.OVU
GData    19    2010.03.07    Trojan.Renos.OVU
Ikarus    T3.1.1.80.0    2010.03.07    Packed.Win32.Krap
Jiangmin    13.0.900    2010.03.07    Packed.Krap.aayt
K7AntiVirus    7.10.990    2010.03.04    Trojan.Win32.Malware.1
Kaspersky    7.0.0.125    2010.03.07    Packed.Win32.Krap.ah
McAfee    5912    2010.03.06    Opachki.a
McAfee+Artemis    5912    2010.03.06    Opachki.a
McAfee-GW-Edition    6.8.5    2010.03.07    Trojan.PCK.Krap.AH.49
Microsoft    1.5502    2010.03.07    Trojan:Win32/Opachki.A
NOD32    4922    2010.03.07    Win32/Opachki.A
Norman    6.04.08    2010.03.07    W32/Smalltroj.UDWN
nProtect    2009.1.8.0    2010.03.07    Trojan/W32.Krap.23552.AZ
Panda    10.0.2.2    2010.03.07    Trj/Zlob.KH
PCTools    7.0.3.5    2010.03.04    RogueAntiSpyware.AntivirusSystemPro
Prevx    3.0    2010.03.07    Medium Risk Malware
Sophos    4.51.0    2010.03.07    Troj/Bredo-N
Sunbelt    5780    2010.03.07    Trojan.Win32.Generic!BT
Symantec    20091.2.0.41    2010.03.07    Trojan Horse
TheHacker    6.5.1.9.223    2010.03.07    Trojan/Krap.ah
TrendMicro    9.120.0.1004    2010.03.07    TROJ_BREDO.D
VBA32    3.12.12.2    2010.03.05    BScope.Win32.AntiAV2010
VirusBuster    5.0.27.0    2010.03.06    Trojan.Sisron.BPV
Additional information
File size: 23552 bytes
MD5...: 032e8fced2fbed146c30a47d4989804b

Threatexpert report
http://www.threatexpert.com/report.aspx?md5=2ded7ee112cea2db509ba95dc09fded6

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