WORM_PUSHBOT.JDM
Worm:Win32/Pushbot (Microsoft); Trojan.Win32.Generic!BT (Sunbelt); Trojan.Generic.KDV.598390 (FSecure)
Windows 2000, Windows XP, Windows Server 2003
Threat Type: Worm
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This worm arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
However, as of this writing, the said sites are inaccessible.
TECHNICAL DETAILS
Arrival Details
This worm arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
Installation
This worm drops the following copies of itself into the affected system:
- %Windows%\sadrive32.exe
(Note: %Windows% is the Windows folder, which is usually C:\Windows or C:\WINNT.)
It adds the following mutexes to ensure that only one of its copies runs at any one time:
- jjg28gdgrg2fcj
- a2rrn2grgdc2sss
Autostart Technique
This worm adds the following registry entries to enable its automatic execution at every system startup:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Run
Microsoft Driver Setup = "%Windows%\sadrive32.exe"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\policies\
Explorer\Run
Microsoft Driver Setup = "%Windows%\sadrive32.exe"
Other System Modifications
This worm creates the following registry entry(ies) to bypass Windows Firewall:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\SharedAccess\Parameters\
FirewallPolicy\StandardProfile\AuthorizedApplications\
List
{malware path and file name} = "{malware path and file name}:*:%Windows%\sadrive32.exe"
Backdoor Routine
This worm connects to the following URL(s) to send and receive commands from a remote malicious user:
- {BLOCKED}aaaa.{BLOCKED}r.net
Process Termination
This worm terminates the following processes if found running in the affected system's memory:
- 123.EXE
- 360HOTFIX.EXE
- 360RPT.EXE
- 360SAFE.EXE
- 360TRAY.EXE
- A2GUARD.EXE
- A2HIJACKFREE.EXE
- A2HIJACKFREESETUP.EXE
- A2SCAN.EXE
- A2SERVICE.EXE
- A2START.EXE
- ABREGMON.EXE.EXE
- ACAAS.EXE
- ACAEGMGR.EXE
- ACAIS.EXE
- ACALS.EXE
- ACS.EXE
- AFMAIN.EXE
- AHNSDSV.EXE
- ALERTMAN.EXE
- ALMON.EXE
- ALSVC.EXE
- APM.EXE
- APORTS.EXE
- APT.EXE
- APVXDWIN.EXE
- ARCABIT.CORE.CONFIGURATOR2.EXE
- ARCABIT.CORE.LOGGINGSERVICE.EXE
- ARCACHECK.EXE
- ARCAVIR.EXE
- ASHDISP.EXE
- ASHMAISV.EXE
- ASHSERV.EXE
- ASHWEBSV.EXE
- ASVIEWER.EXE
- ASWCLNR.EXE
- ASWUPDSV.EXE
- ATF-CLEANER.EXE
- AUTORUNS.EXE
- AVCENTER.EXE
- AVENGER.EXE
- AVENGINE.EXE
- AVGAMSVR.EXE
- AVGARKT.EXE
- AVGAS.EXE
- AVGEMC.EXE
- AVGNT.EXE
- AVGSCANX.EXE
- AVGUARD.EXE
- AVGUI.EXE
- AVGUPD.EXE
- AVGUPSVC.EXE
- AVGWDSVC.EXE
- AVINSTALL.EXE
- AVIRARKD.EXE
- AVKPROXY.EXE
- AVKSERVICE.EXE
- AVKTRAY.EXE
- AVKTUNERSERVICE.EXE
- AVKWCTL.EXE
- AVMENU.EXE
- AVZ.EXE
- AYAGENT.AYE
- AYSERVICENT.AYE
- BC5CA6A.EXE
- BDAGENT.EXE
- BDSS.EXE
- BOOTSAFE.EXE
- BOXMOD.EXE
- BUSCAREG.EXE
- CAFW.EXE
- CAGLOBALLIGHT.EXE
- CAPFASEM.EXE
- CAPFUPGRADE.EXE
- CATCHME.EXE
- CATEYE.EXE
- CAVASM.EXE
- CCENTER.EXE
- CCLEANER.EXE
- CCPROVSP.EXE
- CCSETUP210.EXE
- CCTRAY.EXE
- CF9409.EXE
- CFGMNG32.EXE
- CLAMTRAY.EXE
- CLAMWIN.EXE
- CMAIN.EXE
- CMDAGENT.EXE
- COMBOFIX.BAT
- COMBOFIX.COM
- COMBOFIX.EXE
- COMBOFIX.SCR
- COMMAND.COM
- COMPAQ_PROPIETARIO.EXE
- CPF.EXE
- CPORTS.EXE
- CPROCESS.EXE
- CUREIT.EXE
- DARKSPY105.EXE
- DEFWATCH.EXE
- DELAYDELFILE.EXE
- DLLCOMPARE.EXE
- DRWEB32W.EXE
- DRWEBSCD.EXE
- DUBATOOL_AV_KILLER.EXE
- ELISTA.EXE
- EMLPROUI.EXE
- EMLPROXY.EXE
- EULALYZERSETUP.EXE
- F-PROT.EXE
- F-PROT95.EXE
- F-STOPW.EXE
- FAMEH32.EXE
- FAST.EXE
- FCH32.EXE
- FIH32.EXE
- FILEALYZ.EXE
- FILEFIND.EXE
- FILELOCKSETUP.EXE
- FILEMONSV.EXE
- FIXBAGLE.EXE
- FIXPATH.EXE
- FNRB32.EXE
- FOLDERCURE.EXE
- FP-WIN.EXE
- FPAVSERVER.EXE
- FPORT.EXE
- FPROT.EXE
- FPROTTRAY.EXE
- FPWIN.EXE
- FSAA.EXE
- FSAUA.EXE
- FSAV.EXE
- FSAV32.EXE
- FSAV530STBYB.EXE
- FSAV530WTBYB.EXE
- FSAV95.EXE
- FSB.EXE
- FSBL.EXE
- FSDFWD.EXE
- FSGK32.EXE
- FSGK32ST.EXE
- FSM32.EXE
- FSMA32.EXE
- FSMB32.EXE
- GDFIREWALLTRAY.EXE
- GDFIRE~1.EXE
- GDFWSVC.EXE
- GMER.EXE
- GUARD.EXE
- GUARDXKICKOFF.EXE
- GUARDXSERVICE.EXE
- HACKMON.EXE
- HELIOS.EXE
- HFACSVC.EXE
- HIJACK-THIS.EXE
- HIJACKTHIS.EXE
- HIJACKTHIS_SFX.EXE
- HIJACKTHIS_V2.EXE
- HJ.EXE
- HJTINSTALL.EXE
- HJTSETUP.EXE
- HOOKANLZ.EXE
- HOSTSFILEREADER.EXE
- HPCSVC.EXE
- HSVCMOD.EXE
- ICESWORD.EXE
- IEFIX.EXE
- INICIO.EXE
- INSTALLWATCHPRO25.EXE
- ISSDM_EN_32.EXE
- ITMRTSVC.EXE
- JAJA.EXE
- K7EMLPXY.EXE
- K7FWSRVC.EXE
- K7PSSRVC.EXE
- K7RTSCAN.EXE
- K7SPMSRC.EXE
- K7SYSTRY.EXE
- K7TSECURITY.EXE
- K7TSMNGR.EXE
- K7TS_SETUP.EXE
- KAKASETUPV6.EXE
- KASMAIN.EXE
- KAV.EXE
- KAV32.EXE
- KAVPFW.EXE
- KAVSTART.EXE
- KAVSVC.EXE
- KILLAUTOPLUS.EXE
- KILLBOX.EXE
- KISSVC.EXE
- KPFW32.EXE
- KPFWSVC.EXE
- KVMONXP.KXP
- KVOL.EXE
- KVSRVXP.EXE
- KVXP.KXP
- KWATCH.EXE
- LISTO.EXE
- LIVESRV.EXE
- LORDPE.EXE
- MAKEREPORT.EXE
- MBAM-SETUP.EXE
- MBAM.EXE
- MCAGENT.EXE
- MCSHIELD.EXE
- MCUPDATE.EXE
- MCVSRTE.EXE
- MCVSSHLD.EXE
- MDMCLS32.EXE
- MKSADMINCONSOLE.EXE
- MKSFWALL.EXE
- MKSPC.EXE
- MKSREGMON.EXE
- MKSTRAY.EXE
- MKSUPDATE.EXE
- MKSVIRMONSVC.EXE
- MKS_MAIL.EXE
- MKS_SCAN.EXE
- MMC.EXE
- MRT.EXE
- MRTSTUB.EXE
- MSASCUI.EXE
- MSMPENG.EXE
- MSNCLEANER.EXE
- MSNFIX.EXE
- MYPHOTOKILLER.EXE
- NAVQSCAN.EXE
- NETALYZ.EXE
- NETMONSV.EXE
- NETSTAT.EXE
- NMAIN.EXE
- NOD32.EXE
- NOD32CC.EXE
- NOD32KRN.EXE
- NOD32KUI.EXE
- NOD32M2.EXE
- NPCGREENAGENT.NPC
- NSAVSVC.NPC
- NSPMAIN.EXE
- NSPSVC.EXE
- NSPUPDT.EXE
- NSPUPSVC.EXE
- NSUTILITY.EXE
- NSVMON.NPC
- NTVDM.EXE
- OBJMONSETUP.EXE
- OLLYDBG.EXE
- ONLINENT.EXE
- ONLNSVC.EXE
- OP_MON.EXE
- OTMOVEIT.EXEMBAM-SETUP.EXE
- P08PROMO.EXE
- PAVARK.EXE
- PAVBCKPT.EXE
- PAVFNSVR.EXE
- PAVPRSRV.EXE
- PAVSRV51.EXESRVLOAD.EXE
- PCTAV.EXEPCTAVSVC.EXEPXCONSOLE.EXEPXAGENT.EXERAV.EXE
- PCTSAUXS.EXE
- PCTSGUI.EXE
- PCTSSVC.EXE
- PCTSTRAY.EXE
- PENCLEAN.EXE
- PG2.EXE
- PGSETUP.EXE
- PORTDETECTIVE.EXE
- PORTMONITOR.EXE
- PPCLTPRIV.EXE
- PROCDUMP.EXE
- PROCESSMONITOR.EXE
- PROCEXP.EXE
- PROCMON.EXE
- PROJECTWHOISINSTALLER.EXE
- PSCTRLS.EXE
- PSHOST.EXE
- PSIMSVC.EXE
- PSKILL.EXE
- PSKMSSVC.EXE
- PUSCAN.EXE
- QHFW332.EXE
- QOELOADER.EXE
- QUHLPSVC.EXE
- RAVLITE.EXE
- RAVMOND.EXE
- RAVP.EXEMBAM.EXE123.COM
- RAVTASK.EXE
- REANIMATOR.EXE
- REG.EXE
- REGALYZ.EXE
- REGCOOL.EXE
- REGEDIT.COM
- REGEDIT.EXE
- REGEDIT.SCR
- REGISTRAR_LITE.EXE
- REGMON.EXE
- REGSCANNER.EXE
- REGSHOT.EXE
- REGUNLOCKER.EXETSNTEVAL.EXEXP_TASKMGRENAB.EXE
- REGX2.EXE
- RKD.EXE
- ROOTALYZER.EXE
- ROOTKITBUSTER.EXE
- ROOTKITNO.EXE
- ROOTKITREVEALER.EXE
- ROOTKIT_DETECTIVE.EXE
- RTVSCAN.EXE
- SAFEBOOTKEYREPAIR.EXEOTMOVEIT3.EXEHOSTSXPERT.EXEDAFT.EXE
- SAVADMINSERVICE.EXE
- SAVSERVICE.EXE
- SBAMSVC.EXE
- SBAMTRAY.EXE
- SBAMUI.EXE
- SCANMSG.EXE
- SCANWSCS.EXE
- SCFMANAGER.EXE
- SCFSERVICE.EXE
- SCHED.EXE
- SDFIX.EXE
- SEEM.EXE
- SENSOR.EXE
- SFCTLCOM.EXE
- SPF.EXE
- SPIDERML.EXE
- SPIDERNT.EXE
- SPIDERUI.EXE
- SPYBOTSD.EXE
- SPYBOTSD160.EXE
- SRENGLDR.EXE
- SRENGPS.EXE
- SRESTORE.EXE
- STARTDRECK.EXE
- STRTSVC.EXE
- SUPERANTISPYWARE.EXE
- SUPERKILLER.EXE
- SVCPRS32.EXE
- SYSANALYZER_SETUP.EXE
- TASKKILL.EXE
- TASKLIST.EXE
- TASKMAN.EXE
- TASKMON.EXE
- TASKSCHEDULER.EXE
- TCPVIEW.EXE
- TEATIMER.EXE
- TISSPWIZ.EXE
- TMBMSRV.EXE
- TMPFW.EXE
- TMPROXY.EXE
- TNBUTIL.EXE
- TPSRV.EXE
- TSCFCOMMANDER.EXE
- TrendMicro_TISPro_16.1_1063_x32.EXE
- UFNAVI.EXE
- UFSEAGNT.EXE
- UISCAN.EXE
- ULIBCFG.EXE
- UMXAGENT.EXE
- UMXCFG.EXE
- UMXFWHLP.EXE
- UMXPOL.EXE
- UNHACKME.EXE
- UNIEXTRACT.EXE
- UNLOCKER1.8.7.EXE
- UPDATE.EXE
- UPSCHD.EXE
- VBA32-PERSONAL-LATEST-ENGLISH.EXE
- VBA32ADS.EXE
- VBA32LDR.EXE
- VIPRE.EXE
- VIRUS.EXE
- VIRUSUTILITIES.EXE
- VRFWSVC.EXE
- VRMONNT.EXE
- VRMONSVC.EXE
- VSMON.EXE
- VSSERV.EXE
- WEBPROXY.EXE
- WINDOWS-KB890930-V2.2.EXE
- WIRESHARK.EXE
- WITSETUP.EXE
- XCOMMSVR.EXE
- ZLCLIENT.EXE
Other Details
This worm connects to the following possibly malicious URL:
- http://{BLOCKED}pppppppppppppp.{BLOCKED}m.us/cgi-bin/p.cgi
- http://{BLOCKED}pppppppppppppppppppp.{BLOCKED}m.us/cgi-bin/p.cgi
- http://{BLOCKED}pppppp.p.r7m.us/cgi-bin/p.cgi
- http://{BLOCKED}pppppp.{BLOCKED}m.us/cgi-bin/p.cgi
- http://{BLOCKED}tegpppp.{BLOCKED}m.us/cgi-bin/p.cgi
- http://{BLOCKED}tok2pcomphomepaqupp.r7m.us/cgi-bin/p.cgi
- http://{BLOCKED}p.{BLOCKED}m.us/cgi-bin/p.cgi
- http://{BLOCKED}pponp.{BLOCKED}m.us/cgi-bin/p.cgi
- http://{BLOCKED}p.{BLOCKED}m.us/cgi-bin/p.cgi
However, as of this writing, the said sites are inaccessible.
NOTES:
This worm is capable of performing the following commands:
- Connect to an IRC channel
- Create processes
- Create threads
- Download files
- Kill threads
- Propagate itself via MSN Messenger
- Scan ports
- Scan threads/subthreads
- Turn off firewall
- Update itself
SOLUTION
Step 1
For Windows XP and Windows Server 2003 users, before doing any scans, please make sure you disable System Restore to allow full scanning of your computer.
Step 2
Restart in Safe Mode
Step 3
Delete this registry value
Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
- Microsoft Driver Setup = "%Windows%\sadrive32.exe"
- Microsoft Driver Setup = "%Windows%\sadrive32.exe"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\Run
- Microsoft Driver Setup = "%Windows%\sadrive32.exe"
- Microsoft Driver Setup = "%Windows%\sadrive32.exe"
- In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List
- {malware path and file name} = "{malware path and file name}:*:%Windows%\sadrive32.exe"
- {malware path and file name} = "{malware path and file name}:*:%Windows%\sadrive32.exe"
Step 4
Restart in normal mode and scan your computer with your Trend Micro product for files detected as WORM_PUSHBOT.JDM. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.
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