Virus Characteristics
-- Update February 3, 2005 --
The assessment of this threat has been downgraded to Low-Profiled due to a decrease in prevalence.
--
-- Update May 2nd --
Due to a decrease in prevalence, the risk assessment of this threat has been lowered to Medium.
--
---- Update April 28th 08:00 PST --
Due to an increase in prevalence, the risk assessment of this threat has been raised to Medium on Watch.
--
| If you think that you may be infected with this threat, and are unsure how to check your system, you may
download the Stinger tool
to scan your system and remove the virus if present. This is not required for McAfee users as McAfee products are capable of detecting and removing the virus with the latest update. (see the removal instructions below for more information).
Note:
Receiving an email alert stating that the virus came from your email address is not
an indication that you are infected as the virus often forges the from address.
|
This is a new variant of W32/Bagle@MM. It is packed using UPX.
This is a mass-mailing worm with the following characteristics:
- contains its own SMTP engine to construct outgoing messages
- harvests email addresses from the victim machine
- the From: address of messages is spoofed
- attachment can be a password-protected zip file, with the password included in the message body.
- contains a remote access component (notification is sent to hacker)
- copies itself to folders that have the phrase shar
in the name (such as common peer-to-peer applications; KaZaa, Bearshare, Limewire, etc)
When executed it will display a false message as follows:
Mail Propagation
The details are as follows:
From :
(address is spoofed)
Subject:
- Re: Msg reply
- Re: Hello
- Re: Yahoo!
- Re: Thank you!
- Re: Thanks :)
- RE: Text message
- Re: Document
- Incoming message
- Re: Incoming Message
- RE: Incoming Msg
- RE: Message Notify
- Notification
- Changes..
- New changes
- Hidden message
- Fax Message Received
- Protected message
- RE: Protected message
- Forum notify
- Site changes
- Re: Hi
- Encrypted document
Body Text:
- Uses various constructed strings
Attachment:
May be one of the follwing:
- Information
- Details
- text_document
- Readme
- Document
- Info
- the_message
- Details
- MoreInfo
- Message
- You_will_answer_to_me
- Half_Live
- Counter_strike
- Loves_money
- the_message
- Alive_condom
- Joke
- Toy
- Nervous_illnesses
- Manufacture
- You_are_dismissed
- Your_complaint
- Your_money
- Smoke
- I_search_for_you
using one the following extensions:
- Script dropper - using one of the following file extensions:
- Executable, using one of the following file extensions:
- Executable dropper, CPL file with .CPL file extension.
The executable uses the following icon:
The CPL file uses the following icon:
The virus copies itself into the Windows System directory as drvddll.exe. For example:
- C:\WINNT\SYSTEM32\drvddll.exe
It also creates other files in this directory to perform its functions:
- drvddll.exeopen (Copy of the worm)
- drvddll.exeopenopen (Copy of the worm)
A file with the name of CPLSTUB.EXE
is dropped into the %Windir% folder. This is another copy of the worm.
The following Registry key is added to hook system startup:
- HKEY_CURRENT_USER\Software\Microsoft\Windows\
CurrentVersion\Run "drvddll.exe" = C:\WINNT\SYSTEM32\drvddll.exe
This worm attempts to terminate the process of security programs with the the following filenames:
- AGENTSVR.EXE
- ANTI-TROJAN.EXE
- ANTIVIRUS.EXE
- ANTS.EXE
- APIMONITOR.EXE
- APLICA32.EXE
- APVXDWIN.EXE
- ATCON.EXE
- ATGUARD.EXE
- ATRO55EN.EXE
- ATUPDATER.EXE
- ATWATCH.EXE
- AUPDATE.EXE
- AUTODOWN.EXE
- AUTOTRACE.EXE
- AUTOUPDATE.EXE
- AVCONSOL.EXE
- AVGSERV9.EXE
- AVLTMAIN.EXE
- AVPUPD.EXE
- AVSYNMGR.EXE
- AVWUPD32.EXE
- AVXQUAR.EXE
- AVprotect9x.exe
- BD_PROFESSIONAL.EXE
- BIDEF.EXE
- BIDSERVER.EXE
- BIPCP.EXE
- BIPCPEVALSETUP.EXE
- BISP.EXE
- BLACKD.EXE
- BLACKICE.EXE
- BOOTWARN.EXE
- BORG2.EXE
- BS120.EXE
- CDP.EXE
- CFGWIZ.EXE
- CFIADMIN.EXE
- CFIAUDIT.EXE
- CFINET.EXE
- CFINET32.EXE
- CLEAN.EXE
- CLEANER.EXE
- CLEANER3.EXE
- CLEANPC.EXE
- CMGRDIAN.EXE
- CMON016.EXE
- CPD.EXE
- CPF9X206.EXE
- CPFNT206.EXE
- CV.EXE
- CWNB181.EXE
- CWNTDWMO.EXE
- DEFWATCH.EXE
- DEPUTY.EXE
- DPF.EXE
- DPFSETUP.EXE
- DRWATSON.EXE
- DRWEBUPW.EXE
- ENT.EXE
- ESCANH95.EXE
- ESCANHNT.EXE
- ESCANV95.EXE
- EXANTIVIRUS-CNET.EXE
- FAST.EXE
- FIREWALL.EXE
- FLOWPROTECTOR.EXE
- FP-WIN_TRIAL.EXE
- FRW.EXE
- FSAV.EXE
- FSAV530STBYB.EXE
- FSAV530WTBYB.EXE
- FSAV95.EXE
- GBMENU.EXE
- GBPOLL.EXE
- GUARD.EXE
- GUARDDOG.EXE
- HACKTRACERSETUP.EXE
- HTLOG.EXE
- HWPE.EXE
- IAMAPP.EXE
- IAMSERV.EXE
- ICLOAD95.EXE
- ICLOADNT.EXE
- ICMON.EXE
- ICSSUPPNT.EXE
- ICSUPP95.EXE
- ICSUPPNT.EXE
- IFW2000.EXE
- IPARMOR.EXE
- IRIS.EXE
- JAMMER.EXE
- KAVLITE40ENG.EXE
- KAVPERS40ENG.EXE
- KERIO-PF-213-EN-WIN.EXE
- KERIO-WRL-421-EN-WIN.EXE
- KERIO-WRP-421-EN-WIN.EXE
- KILLPROCESSSETUP161.EXE
- LDPRO.EXE
- LOCALNET.EXE
- LOCKDOWN.EXE
- LOCKDOWN2000.EXE
- LSETUP.EXE
- LUALL.EXE
- LUCOMSERVER.EXE
- LUINIT.EXE
- MCAGENT.EXE
- MCUPDATE.EXE
- MFW2EN.EXE
- MFWENG3.02D30.EXE
- MGUI.EXE
- MINILOG.EXE
- MOOLIVE.EXE
- MRFLUX.EXE
- MSCONFIG.EXE
- MSINFO32.EXE
- MSSMMC32.EXE
- MU0311AD.EXE
- NAV80TRY.EXE
- NAVAPW32.EXE
- NAVDX.EXE
- NAVSTUB.EXE
- NAVW32.EXE
- NC2000.EXE
- NCINST4.EXE
- NDD32.EXE
- NEOMONITOR.EXE
- NETARMOR.EXE
- NETINFO.EXE
- NETMON.EXE
- NETSCANPRO.EXE
- NETSPYHUNTER-1.2.EXE
- NETSTAT.EXE
- NISSERV.EXE
- NISUM.EXE
- NMAIN.EXE
- NORTON_INTERNET_SECU_3.0_407.EXE
- NPF40_TW_98_NT_ME_2K.EXE
- NPFMESSENGER.EXE
- NPROTECT.EXE
- NSCHED32.EXE
- NTVDM.EXE
- NUPGRADE.EXE
- NVARCH16.EXE
- NWINST4.EXE
- NWTOOL16.EXE
- OSTRONET.EXE
- OUTPOST.EXE
- OUTPOSTINSTALL.EXE
- OUTPOSTPROINSTALL.EXE
- PADMIN.EXE
- PANIXK.EXE
- PAVPROXY.EXE
- PCC2002S902.EXE
- PCC2K_76_1436.EXE
- PCCIOMON.EXE
- PCDSETUP.EXE
- PCFWALLICON.EXE
- PCIP10117_0.EXE
- PDSETUP.EXE
- PERISCOPE.EXE
- PERSFW.EXE
- PF2.EXE
- PFWADMIN.EXE
- PINGSCAN.EXE
- PLATIN.EXE
- POPROXY.EXE
- POPSCAN.EXE
- PORTDETECTIVE.EXE
- PPINUPDT.EXE
- PPTBC.EXE
- PPVSTOP.EXE
- PROCEXPLORERV1.0.EXE
- PROPORT.EXE
- PROTECTX.EXE
- PSPF.EXE
- PURGE.EXE
- PVIEW95.EXE
- QCONSOLE.EXE
- QSERVER.EXE
- RAV8WIN32ENG.EXE
- REGEDIT.EXE
- REGEDT32.EXE
- RESCUE.EXE
- RESCUE32.EXE
- RRGUARD.EXE
- RSHELL.EXE
- RTVSCN95.EXE
- RULAUNCH.EXE
- SAFEWEB.EXE
- SBSERV.EXE
- SD.EXE
- SETUPVAMEEVAL.EXE
- SETUP_FLOWPROTECTOR_US.EXE
- SFC.EXE
- SGSSFW32.EXE
- SH.EXE
- SHELLSPYINSTALL.EXE
- SHN.EXE
- SMC.EXE
- SOFI.EXE
- SPF.EXE
- SPHINX.EXE
- SPYXX.EXE
- SS3EDIT.EXE
- ST2.EXE
- SUPFTRL.EXE
- SUPPORTER5.EXE
- SYMPROXYSVC.EXE
- SYSEDIT.EXE
- TASKMON.EXE
- TAUMON.EXE
- TAUSCAN.EXE
- TC.EXE
- TCA.EXE
- TCM.EXE
- TDS-3.EXE
- TDS2-98.EXE
- TDS2-NT.EXE
- TFAK5.EXE
- TGBOB.EXE
- TITANIN.EXE
- TITANINXP.EXE
- TRACERT.EXE
- TRJSCAN.EXE
- TRJSETUP.EXE
- TROJANTRAP3.EXE
- UNDOBOOT.EXE
- UPDATE.EXE
- VBCMSERV.EXE
- VBCONS.EXE
- VBUST.EXE
- VBWIN9X.EXE
- VBWINNTW.EXE
- VCSETUP.EXE
- VFSETUP.EXE
- VIRUSMDPERSONALFIREWALL.EXE
- VNLAN300.EXE
- VNPC3000.EXE
- VPC42.EXE
- VPFW30S.EXE
- VPTRAY.EXE
- VSCENU6.02D30.EXE
- VSECOMR.EXE
- VSHWIN32.EXE
- VSISETUP.EXE
- VSMAIN.EXE
- VSMON.EXE
- VSSTAT.EXE
- VSWIN9XE.EXE
- VSWINNTSE.EXE
- VSWINPERSE.EXE
- W32DSM89.EXE
- W9X.EXE
- WATCHDOG.EXE
- WEBSCANX.EXE
- WGFE95.EXE
- WHOSWATCHINGME.EXE
- WINRECON.EXE
- WNT.EXE
- WRADMIN.EXE
- WRCTRL.EXE
- WSBGATE.EXE
- WYVERNWORKSFIREWALL.EXE
- XPF202EN.EXE
- ZAPRO.EXE
- ZAPSETUP3001.EXE
- ZATUTOR.EXE
- ZAUINST.EXE
- ZONALM2601.EXE
- ZONEALARM.EXE
The worm opens port 2535 (TCP) on the victim machine.