PUA.Win32.Bundler.AI

August 20, 2019

Modified by: Jay Garcia

ALIASES:

IStartSurf. (McAfee); Hoax.Win32.Caramba.d (Kaspersky)

PLATFORM:

Windows

OVERALL RISK RATING:

DAMAGE POTENTIAL:

DISTRIBUTION POTENTIAL:

REPORTED INFECTION:

Threat Type: Potentially Unwanted Application
Destructiveness: No
Encrypted:
In the wild: Yes

OVERVIEW

This Potentially Unwanted Application arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

TECHNICAL DETAILS

File Size: 941,784 bytes

File Type: EXE

Memory Resident: Yes

Initial Samples Received Date: 20 Aug 2019

Arrival Details

This Potentially Unwanted Application 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 Potentially Unwanted Application drops the following files:

%Program Files%\AVAST Software\Avast\setup\jrog2-65.vpx
%Program Files%\AVAST Software\Avast\setup\ais_cmp_bpc-7e7.vpx
%Program Files%\AVAST Software\Avast\setup\ais_cmp_cleanup_x86-7d0.vpx
%Program Files%\AVAST Software\Avast\setup\ais_cmp_datascan_x86-7eb.vpx
%Program Files%\AVAST Software\Avast\setup\ais_cmp_gamingmode-837.vpx
%Program Files%\AVAST Software\Avast\setup\ais_cmp_idp_x86-836.vpx
%Program Files%\AVAST Software\Avast\setup\ais_cmp_pwdman-848.vpx
%Program Files%\AVAST Software\Avast\setup\ais_cmp_pwdman_x86-7eb.vpx
%Program Files%\AVAST Software\Avast\setup\ais_cmp_rescuedisk_x86-7eb.vpx
%Program Files%\AVAST Software\Avast\setup\ais_cmp_safeprice-7d6.vpx
%Program Files%\AVAST Software\Avast\setup\ais_cmp_secdns_hlp_x86-7eb.vpx
%Program Files%\AVAST Software\Avast\setup\ais_cmp_swhealth_x86-7eb.vpx
%Program Files%\AVAST Software\Avast\setup\ais_cmp_webrep-820.vpx
%Program Files%\AVAST Software\Avast\setup\ais_core-8a0.vpx
%Program Files%\AVAST Software\Avast\setup\ais_dll_eng-882.vpx
%Program Files%\AVAST Software\Avast\setup\ais_dll_eng_x86-7eb.vpx
%Program Files%\AVAST Software\Avast\setup\ais_gen_core_x86-7eb.vpx
%Program Files%\AVAST Software\Avast\setup\ais_gen_crt_x86-827.vpx
%Program Files%\AVAST Software\Avast\setup\ais_gen_openssl_x86-7ce.vpx
%Program Files%\AVAST Software\Avast\setup\ais_gen_streamfilter_x86-890.vpx
%Program Files%\AVAST Software\Avast\setup\ais_gen_tools-88d.vpx
%Program Files%\AVAST Software\Avast\setup\ais_gen_tools_x86-88d.vpx
%Program Files%\AVAST Software\Avast\setup\ais_res-8a0.vpx
%Program Files%\AVAST Software\Avast\setup\ais_x86-7eb.vpx
%Program Files%\AVAST Software\Avast\setup\avbugreport_ais-954.vpx
%Program Files%\AVAST Software\Avast\setup\avdump_x86_ais-954.vpx
%Program Files%\AVAST Software\Avast\setup\instcont_ais-954.vpx
%Program Files%\AVAST Software\Avast\setup\instup_ais-954.vpx
%Program Files%\AVAST Software\Avast\setup\offertool_ais-954.vpx
%Program Files%\AVAST Software\Avast\setup\sbr_x86_ais-954.vpx
%Program Files%\AVAST Software\Avast\setup\setgui_ais-954.vpx
%Program Files%\AVAST Software\Avast\setup\vps_binaries-65.vpx
%Program Files%\AVAST Software\Avast\setup\vps_binaries_32-65.vpx
%Program Files%\AVAST Software\Avast\setup\vps_defs_common-65.vpx
%Program Files%\AVAST Software\Avast\setup\vps_tools_32-65.vpx
%Program Files%\AVAST Software\Avast\aswcml.dll
%Program Files%\AVAST Software\Avast\aswsys.dll
%Program Files%\AVAST Software\Avast\setup\Inf\x86\aswbdisk.sys
%Program Files%\AVAST Software\Avast\setup\Inf\x86\aswbidsdriver.sys
%Program Files%\AVAST Software\Avast\setup\Inf\x86\aswbidsh.sys
%Program Files%\AVAST Software\Avast\setup\Inf\x86\aswbuniv.sys
%Program Files%\AVAST Software\Avast\BrowserCleanup.ini
%Program Files%\AVAST Software\Avast\TuneupBin\TuneupSmartScan.dll
%Program Files%\AVAST Software\Avast\aswDataScan.dll
%Program Files%\AVAST Software\Avast\dnd_helper.dll
%Program Files%\AVAST Software\Avast\gaming_hook.exe
%ProgramData%\AVAST Software\Avast\gaming_mode\dnddetection.dat
%ProgramData%\AVAST Software\Avast\gaming_mode\dnddetection.dat.ver
%ProgramData%\AVAST Software\Avast\gaming_mode\dndrules.dat
%ProgramData%\AVAST Software\Avast\gaming_mode\dndrules.dat.ver
%Program Files%\AVAST Software\Avast\gaming_mode.dll
%Program Files%\AVAST Software\Avast\gaming_mode_ui.dll
%Program Files%\AVAST Software\Avast\gaming_probe.dll
%Program Files%\AVAST Software\Avast\aswhook.dll
%ProgramData%\AVAST Software\Avast\cfg\idplog.cfg
%ProgramData%\AVAST Software\Avast\cfg\privlog.cfg
%ProgramData%\AVAST Software\Avast\cfg\remlog.cfg
%ProgramData%\AVAST Software\Avast\cfg\secapilog.cfg
%Program Files%\AVAST Software\Avast\aswcomm.dll
%Program Files%\AVAST Software\Avast\aswdetallocator.dll
%Program Files%\AVAST Software\Avast\aswidplog.dll
%Program Files%\AVAST Software\Avast\aswidpm.dll
%Program Files%\AVAST Software\Avast\aswidsagent.exe
%Program Files%\AVAST Software\Avast\aswntsqlite.dll
%Program Files%\AVAST Software\Avast\aswpsic.dll
%Program Files%\AVAST Software\Avast\aswremoval.dll
%Program Files%\AVAST Software\Avast\aswsecapi.dll
%Program Files%\AVAST Software\Avast\aswwinamapi.dll
%Program Files%\AVAST Software\Avast\vaarclient.dll
%Program Files%\AVAST Software\Avast\pam.ico
%ProgramData%\AVAST Software\Avast\pam\pam.json
%Program Files%\AVAST Software\Avast\pam.dll
%Program Files%\AVAST Software\Avast\RescueDisk\AvastPE2.exe
%Program Files%\AVAST Software\Avast\RescueDisk\Base.dll
%Program Files%\AVAST Software\Avast\RescueDisk\aswRegLib.dll
%Program Files%\AVAST Software\Avast\RescueDisk\aswShMin.exe
%Program Files%\AVAST Software\Avast\RescueDisk\uiLangRes.dll
%Program Files%\AVAST Software\Avast\RescueDisk\waikx86.mst
%Program Files%\AVAST Software\Avast\rescue_disk.dll
%Program Files%\AVAST Software\Avast\setup\CRT\InstallCrt.exe
%Program Files%\AVAST Software\Avast\SafePrice\FF\sp@avast.com.xpi
%Program Files%\AVAST Software\Avast\aswSecDns.dll
%Program Files%\AVAST Software\Avast\snxhk.dll
%ProgramData%\AVAST Software\Avast\snx_gconfig.xml
%Program Files%\AVAST Software\Avast\setup\Inf\x86\aswSnx.sys
%Program Files%\AVAST Software\Avast\asulaunch.exe
%Program Files%\AVAST Software\Avast\aswPatchMgt.dll
%Program Files%\AVAST Software\Avast\WebRep\FF\wrc@avast.com.xpi
%Program Files%\AVAST Software\Avast\1033\aswClnTg.htm
%Program Files%\AVAST Software\Avast\1033\aswClnTg.txt
%Program Files%\AVAST Software\Avast\1033\aswInfTg.htm
%Program Files%\AVAST Software\Avast\1033\aswInfTg.txt
%Program Files%\AVAST Software\Avast\1033\Base.dll
%Program Files%\AVAST Software\Avast\1033\Boot.dll
%Program Files%\AVAST Software\Avast\1033\uiLangRes.dll
%Program Files%\AVAST Software\Avast\setup\Inf\x86\aswArDisk.sys
%Program Files%\AVAST Software\Avast\setup\Inf\x86\aswArPot.sys
%Program Files%\AVAST Software\Avast\Licenses\Boost.txt
%Program Files%\AVAST Software\Avast\Licenses\Detours.txt
%Program Files%\AVAST Software\Avast\Licenses\EULA.txt
%Program Files%\AVAST Software\Avast\Licenses\LZMA.txt
%Program Files%\AVAST Software\Avast\Licenses\bsdiff.txt
%Program Files%\AVAST Software\Avast\Licenses\bzip2.txt
%Program Files%\AVAST Software\Avast\Licenses\c-ares.txt
%Program Files%\AVAST Software\Avast\Licenses\cURL.txt
%Program Files%\AVAST Software\Avast\Licenses\mbedTLS.txt
%Program Files%\AVAST Software\Avast\Licenses\protobuf.txt
%Program Files%\AVAST Software\Avast\Licenses\zlib.txt
%Program Files%\AVAST Software\Avast\AavmRpch.dll
%Program Files%\AVAST Software\Avast\ashShell.dll
%Program Files%\AVAST Software\Avast\aswAMSI.dll
%Program Files%\AVAST Software\Avast\aswBrowser.dll
%Program Files%\AVAST Software\Avast\aswCmnIS.dll
%Program Files%\AVAST Software\Avast\aswCmnOS.dll
%Program Files%\AVAST Software\Avast\aswProperty.dll
%Program Files%\AVAST Software\Avast\aswPropertyAv.dll
%Program Files%\AVAST Software\Avast\dll_loader.dll
%Program Files%\AVAST Software\Avast\firefox_pass.dll
%ProgramData%\AVAST Software\Avast\Fonts\OpenSans-Bold.ttf
%ProgramData%\AVAST Software\Avast\Fonts\OpenSans-Italic.ttf
%ProgramData%\AVAST Software\Avast\Fonts\OpenSans-Light.ttf
%ProgramData%\AVAST Software\Avast\Fonts\OpenSans-Regular.ttf
%ProgramData%\AVAST Software\Avast\Fonts\RobotoCondensed-Bold.ttf
%ProgramData%\AVAST Software\Avast\Fonts\RobotoCondensed-Regular.ttf
%ProgramData%\AVAST Software\Avast\Fonts\proximanova-bold.otf
%ProgramData%\AVAST Software\Avast\Fonts\proximanova-light.otf
%ProgramData%\AVAST Software\Avast\Fonts\proximanova-regular.otf
%ProgramData%\AVAST Software\Avast\avast5.ini
%Program Files%\AVAST Software\Avast\setup\settings-954.ori
%Program Files%\AVAST Software\Avast\AvastSvc.exe
%Program Files%\AVAST Software\Avast\wsc_proxy.exe
%Program Files%\AVAST Software\Avast\Aavm4h.dll
%Program Files%\AVAST Software\Avast\AvEmUpdate.exe
%Program Files%\AVAST Software\Avast\AvastNM.exe
%Program Files%\AVAST Software\Avast\CommChannel.dll
%Program Files%\AVAST Software\Avast\CommonRes.dll
%Program Files%\AVAST Software\Avast\VisthAux.exe
%Program Files%\AVAST Software\Avast\anen.dll
%Program Files%\AVAST Software\Avast\ashBase.dll
%Program Files%\AVAST Software\Avast\ashQuick.exe
%Program Files%\AVAST Software\Avast\ashServ.dll
%Program Files%\AVAST Software\Avast\ashTask.dll
%Program Files%\AVAST Software\Avast\ashTaskEx.dll
%Program Files%\AVAST Software\Avast\ashUpd.exe
%Program Files%\AVAST Software\Avast\aswAux.dll
%Program Files%\AVAST Software\Avast\aswChLic.exe
%Program Files%\AVAST Software\Avast\aswCmnBS.dll
%Program Files%\AVAST Software\Avast\aswData.dll
%Program Files%\AVAST Software\Avast\aswDld.dll
%Program Files%\AVAST Software\Avast\aswEngLdr.dll
%Program Files%\AVAST Software\Avast\aswEngSrv.exe
%Program Files%\AVAST Software\Avast\aswIP.dll
%Program Files%\AVAST Software\Avast\aswLog.dll
%Program Files%\AVAST Software\Avast\aswRvrt.dll
%Program Files%\AVAST Software\Avast\aswSqLt.dll
%Program Files%\AVAST Software\Avast\aswStrm.dll
%Program Files%\AVAST Software\Avast\aswUtil.dll
%Program Files%\AVAST Software\Avast\aswW8ntf.dll
%Program Files%\AVAST Software\Avast\browser_pass.dll
%Program Files%\AVAST Software\Avast\burger_client.dll
%Program Files%\AVAST Software\Avast\custody.dll
%Program Files%\AVAST Software\Avast\event_manager.dll
%Program Files%\AVAST Software\Avast\event_manager_burger.dll
%Program Files%\AVAST Software\Avast\event_manager_er.dll
%Program Files%\AVAST Software\Avast\event_manager_ga.dll
%Program Files%\AVAST Software\Avast\event_routing.dll
%Program Files%\AVAST Software\Avast\event_routing_rpc.dll
%Program Files%\AVAST Software\Avast\features_manager.dll
%Program Files%\AVAST Software\Avast\ffl2.dll
%Program Files%\AVAST Software\Avast\fltlib_wrapper.dll
%Program Files%\AVAST Software\Avast\gui_cache.dll
%Program Files%\AVAST Software\Avast\health.dll
%Program Files%\AVAST Software\Avast\lim.dll
%Program Files%\AVAST Software\Avast\log.dll
%Program Files%\AVAST Software\Avast\module_lifetime.dll
%Program Files%\AVAST Software\Avast\network_notifications.dll
%Program Files%\AVAST Software\Avast\process_monitor.dll
%Program Files%\AVAST Software\Avast\ring_client.dll
%Program Files%\AVAST Software\Avast\sched.exe
%Program Files%\AVAST Software\Avast\serialization.dll
%Program Files%\AVAST Software\Avast\shepherdsync.dll
%Program Files%\AVAST Software\Avast\streamback.dll
%Program Files%\AVAST Software\Avast\tasks_core.dll
%Program Files%\AVAST Software\Avast\wsc.dll
%Program Files%\AVAST Software\Avast\wsc_proxy.exe.manifest
%Program Files%\AVAST Software\Avast\setup\Inf\x86\aswBoot.exe
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\Avast.VC140.CRT.cat
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\Avast.VC140.CRT.manifest
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-core-console-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-core-datetime-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-core-debug-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-core-errorhandling-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-core-file-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-core-file-l1-2-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-core-file-l2-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-core-handle-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-core-heap-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-core-interlocked-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-core-libraryloader-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-core-localization-l1-2-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-core-memory-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-core-namedpipe-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-core-processenvironment-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-core-processthreads-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-core-processthreads-l1-1-1.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-core-profile-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-core-rtlsupport-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-core-string-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-core-synch-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-core-synch-l1-2-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-core-sysinfo-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-core-timezone-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-core-util-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-crt-conio-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-crt-convert-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-crt-environment-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-crt-filesystem-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-crt-heap-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-crt-locale-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-crt-math-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-crt-multibyte-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-crt-private-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-crt-process-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-crt-runtime-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-crt-stdio-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-crt-string-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-crt-time-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\api-ms-win-crt-utility-l1-1-0.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\concrt140.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\msvcp140.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\ucrtbase.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.crt\x86\vcruntime140.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.mfc\x86\Avast.VC140.MFC.cat
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.mfc\x86\Avast.VC140.MFC.manifest
%Program Files%\AVAST Software\Avast\setup\CRT\data\avast.vc140.mfc\x86\mfc140u.dll
%Program Files%\AVAST Software\Avast\setup\CRT\data\policy.14.0.avast.vc140.crt\x86\Policy.14.0.Avast.VC140.CRT.cat
%Program Files%\AVAST Software\Avast\setup\CRT\data\policy.14.0.avast.vc140.crt\x86\Policy.14.0.Avast.VC140.CRT.manifest
%Program Files%\AVAST Software\Avast\setup\CRT\data\policy.14.0.avast.vc140.mfc\x86\Policy.14.0.Avast.VC140.MFC.cat
%Program Files%\AVAST Software\Avast\setup\CRT\data\policy.14.0.avast.vc140.mfc\x86\Policy.14.0.Avast.VC140.MFC.manifest
%Program Files%\AVAST Software\Avast\setup\Inf\x86\aswHdsKe.sys
%Program Files%\AVAST Software\Avast\hns_tools.dll
%Program Files%\AVAST Software\Avast\setup\Inf\x86\aswKbd.sys
%Program Files%\AVAST Software\Avast\libcrypto-1_1.dll
%Program Files%\AVAST Software\Avast\libssl-1_1.dll
%Program Files%\AVAST Software\Avast\setup\Inf\x86\aswRdr2.sys
%Program Files%\AVAST Software\Avast\setup\Inf\x86\aswMonFlt.sys
%Program Files%\AVAST Software\Avast\setup\Inf\x86\aswRvrt.sys
%Program Files%\AVAST Software\Avast\setup\Inf\x86\aswSP.sys
%Program Files%\AVAST Software\Avast\setup\Inf\x86\aswStm.sys
%Program Files%\AVAST Software\Avast\AvDump.exe
%Program Files%\AVAST Software\Avast\RegSvr.exe
%Program Files%\AVAST Software\Avast\aswRunDll.exe
%Program Files%\AVAST Software\Avast\AvBugReport.exe
%Program Files%\AVAST Software\Avast\SetupInf.exe
%Program Files%\AVAST Software\Avast\setup\overseer.exe
%Program Files%\AVAST Software\Avast\aswVmm.dll
%Program Files%\AVAST Software\Avast\setup\Inf\x86\aswVmm.sys
%Program Files%\AVAST Software\Avast\asOutExt.dll
%ProgramData%\AVAST Software\Avast\HtmlData\Blocked.htm
%ProgramData%\AVAST Software\Avast\HtmlData\image001.png
%Program Files%\AVAST Software\Avast\setup\AvBugReport.exe
%Program Files%\AVAST Software\Avast\setup\AvDump.exe
%Program Files%\AVAST Software\Avast\setup\instup.exe
%Program Files%\AVAST Software\Avast\setup\instup.dll
%Program Files%\AVAST Software\Avast\setup\aswOfferTool.exe
%Program Files%\AVAST Software\Avast\setup\sbr.exe
%Program Files%\AVAST Software\Avast\setup\HTMLayout.dll
%Program Files%\AVAST Software\Avast\defs\{random numbers}\Sf2.dll
%Program Files%\AVAST Software\Avast\defs\{random numbers}\aswJsFlt.dll
%Program Files%\AVAST Software\Avast\defs\{random numbers}\ArPot.dll
%Program Files%\AVAST Software\Avast\defs\{random numbers}\BCUEngine.dll
%Program Files%\AVAST Software\Avast\defs\{random numbers}\PushPin.dll
%Program Files%\AVAST Software\Avast\defs\{random numbers}\algo.dll
%Program Files%\AVAST Software\Avast\defs\{random numbers}\aswAR.dll
%Program Files%\AVAST Software\Avast\defs\{random numbers}\aswArray.dll
%Program Files%\AVAST Software\Avast\defs\{random numbers}\aswCleanerDLL.dll
%Program Files%\AVAST Software\Avast\defs\{random numbers}\aswCmnBS.dll
%Program Files%\AVAST Software\Avast\defs\{random numbers}\aswCmnIS.dll
%Program Files%\AVAST Software\Avast\defs\{random numbers}\aswCmnOS.dll
%Program Files%\AVAST Software\Avast\defs\{random numbers}\aswEngin.dll
%Program Files%\AVAST Software\Avast\defs\{random numbers}\aswFiDb.dll
%Program Files%\AVAST Software\Avast\defs\{random numbers}\aswHds.dll
%Program Files%\AVAST Software\Avast\defs\{random numbers}\aswRawFS.dll
%Program Files%\AVAST Software\Avast\defs\{random numbers}\aswRep.dll
%Program Files%\AVAST Software\Avast\defs\{random numbers}\aswScan.dll
%Program Files%\AVAST Software\Avast\defs\{random numbers}\exts.dll
%Program Files%\AVAST Software\Avast\defs\{random numbers}\fwAux.dll
%Program Files%\AVAST Software\Avast\defs\{random numbers}\list_d.txt
%Program Files%\AVAST Software\Avast\defs\{random numbers}\swhealthex2.dll
%Program Files%\AVAST Software\Avast\defs\{random numbers}\uiext.dll
%Program Files%\AVAST Software\Avast\defs\{random numbers}\certs.map
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_ap2.dat
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_array.dat
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_as.dat
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_bank.dat
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_cmd.nmp
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_cmd.sig
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_dex.nmp
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_dex.sig
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_dsign.dat
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_dyna.nmp
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_dyna.sig
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_el.dat
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_elf.nmp
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_elf.sig
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_elfa.nmp
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_elfa.sig
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_evope.dat
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_java.nmp
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_java.sig
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_js.nmp
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_js.sig
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_mx4.nmp
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_mx4.sig
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_mx95.nmp
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_mx95.sig
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_o7.nmp
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_o7.sig
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_o7c.dat
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_o7c.map
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_ob2.dat
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_pe.nmp
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_pe.sig
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_pe3.dat
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_pph.dat
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_sl.nmp
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_sl.sig
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_snh.dat
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_str.nmp
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_str.sig
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_swf.nmp
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_swf.sig
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_tx.dat
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_u.dat
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_w6.nmp
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_w6.sig
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_w6c.dat
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_w6c.map
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_wat.nmp
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_wat.sig
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_wh2.dat
%Program Files%\AVAST Software\Avast\defs\{random numbers}\db_xtn.map
%Program Files%\AVAST Software\Avast\defs\{random numbers}\def.ini
%Program Files%\AVAST Software\Avast\defs\{random numbers}\list_i.txt
%Program Files%\AVAST Software\Avast\defs\{random numbers}\engsup.exe
%Program Files%\Carambis\Driver Updater\imageformats\qico4.dll
%Program Files%\Carambis\Driver Updater\Win32\Installer.exe
%Program Files%\Carambis\Driver Updater\x64\Installer.exe
%Program Files%\Carambis\Driver Updater\dupdater.exe
%Program Files%\Carambis\Driver Updater\htmlayout.dll
%Program Files%\Carambis\Driver Updater\libcurl.dll
%Program Files%\Carambis\Driver Updater\QtCore4.dll
%Program Files%\Carambis\Driver Updater\QtGui4.dll
%Program Files%\Carambis\Driver Updater\QtNetwork4.dll
%Program Files%\Carambis\Driver Updater\QtXml4.dll
%Program Files%\Carambis\Driver Updater\sqlite3.dll
%Program Files%\Carambis\Driver Updater\uninstall.exe

Autostart Technique

This Potentially Unwanted Application adds the following registry entries to enable its automatic execution at every system startup:

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Run
Driver Updater = "%Program Files%\Carambis\Driver Updater\dupdater.exe" -minimized

Other System Modifications

This Potentially Unwanted Application adds the following registry keys:

HKEY_CURRENT_USER\Software\Carambis

HKEY_CURRENT_USER\Software\Carambis\
Driver Updater

HKEY_CURRENT_USER\Software\Carambis\
Driver Updater\generalSettings

HKEY_LOCAL_MACHINE\SOFTWARE\AVAST Software

HKEY_LOCAL_MACHINE\SOFTWARE\AVAST Software\
Avast

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Driver Updater

It adds the following registry entries:

HKEY_CURRENT_USER\Software\Carambis\
Driver Updater\generalSettings
scanAtStartupEnabled = true

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Driver Updater
DisplayName = Carambis Driver Updater

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Driver Updater
InstallLocation = %Program Files%\Carambis\Driver Updater

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Driver Updater
DisplayIcon = %Program Files%\Carambis\Driver Updater\dupdater.exe

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Driver Updater
Publisher = ROSTPAY LTD

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Driver Updater
RegCompany = Carambis

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Driver Updater
HelpLink =

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Driver Updater
URLInfoAbout =

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Driver Updater
DisplayVersion = 2.4.4.4634

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Driver Updater
UninstallString = %Program Files%\Carambis\Driver Updater\uninstall.exe

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Driver Updater
NoModify = 1

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Driver Updater
NoRepair = 1

HKEY_CURRENT_USER\Software\Carambis\
Driver Updater\generalSettings
launchProgramAtStartupEnabled = true

HKEY_CURRENT_USER\Software\Carambis\
Driver Updater
partnerId = multilang

Other Details

This Potentially Unwanted Application connects to the following possibly malicious URL:

http://a.{BLOCKED}is.com/program_downloader.php
http://du7.{BLOCKED}is.com/DriverUpdaterSetupA-2.4.4.4634.exe

SOLUTION

Minimum Scan Engine: 9.850

SSAPI PATTERN File: 2.205.00

SSAPI PATTERN Date: 15 Aug 2019

Step 1

Before doing any scans, Windows 7, Windows 8, Windows 8.1, and Windows 10 users must disable System Restore to allow full scanning of their computers.

Step 2

Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.

Step 3

Restart in Safe Mode

[ Learn More ]

Step 4

Remove PUA.Win32.Bundler.AI by using its own Uninstall option

[ Learn More ]

To uninstall the grayware process

Step 5

Restart in normal mode and scan your computer with your Trend Micro product for files detected as PUA.Win32.Bundler.AI. 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.

Did this description help? Tell us how we did.

PUA.Win32.Bundler.AI

OVERVIEW

TECHNICAL DETAILS

SOLUTION

Resources

Support

About Trend

Country Headquarters

PUA.Win32.Bundler.AI

OVERVIEW

TECHNICAL DETAILS

SOLUTION

Resources

Support

About Trend

Country Headquarters

The Americas

Middle East & Africa

Europe

Asia & Pacific