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Win32.HLLM.Reset.681
Added to the Dr.Web virus database:
2017-12-11
Virus description added:
2017-12-11
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Userinit' = '<SYSTEM32>\userinit.exe,,<LS_APPDATA>\jwaroevi\rarexsdb.exe'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'RarExsdb' = '<LS_APPDATA>\jwaroevi\rarexsdb.exe'
Creates or modifies the following files:
%HOMEPATH%\Start Menu\Programs\Startup\rarexsdb.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'DisableNotifications' = '00000001'
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'DoNotAllowExceptions' = '00000000'
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'EnableFirewall' = '00000000'
To complicate detection of its presence in the operating system,
blocks execution of the following system utilities:
Windows Update
Windows Security Center
blocks the following features:
User Account Control (UAC)
Windows Security Center
Injects code into
the following system processes:
Modifies file system:
Creates the following files:
%ALLUSERSPROFILE%\Application Data\ybfcuwpc.log
<LS_APPDATA>\lawhwilb.log
<LS_APPDATA>\jwaroevi\rarexsdb.exe
%TEMP%\byjjjqlf.exe
%TEMP%\ifqydaby.exe
Sets the 'hidden' attribute to the following files:
%HOMEPATH%\Start Menu\Programs\Startup\rarexsdb.exe
Network activity:
Connects to:
'ga####mqlprkx.com':443
'hv###fytcx.com':443
'eb###inohmp.com':443
'xd###fqkpfs.com':443
'ru#####nbsmmxewdkq.com':443
'j7#####hstwr61ki.com':443
'74.##5.232.51':80
'en####qyitkmdy.com':443
'os#####llgcrpwuelm.com':443
UDP:
DNS ASK ky###uyqtd.com
DNS ASK cc####xvtfve.com
DNS ASK oo#####ymilhrfqvl.com
DNS ASK ps####iwmxgnnag.com
DNS ASK rq###xlm.com
DNS ASK lt#####euuevxxytwxb.com
DNS ASK rx#####gdeimlrbl.com
DNS ASK vv#####wxaikfrqjw.com
DNS ASK da#####vujrsmjkbkdd.com
DNS ASK cq#####bqrccsqyx.com
DNS ASK ka#####xhoopsokln.com
DNS ASK ir#####lirgxenec.com
DNS ASK os####sknxhi.com
DNS ASK we###dbd.com
DNS ASK iy###luu.com
DNS ASK dr####tiryhdn.com
DNS ASK si#####dyoasogaqrk.com
DNS ASK ac###yrasn.com
DNS ASK bi#####dybjrgwodpb.com
DNS ASK ga####mqlprkx.com
DNS ASK hv###fytcx.com
DNS ASK eb###inohmp.com
DNS ASK xd###fqkpfs.com
DNS ASK ru#####nbsmmxewdkq.com
DNS ASK j7#####hstwr61ki.com
DNS ASK google.com
DNS ASK en####qyitkmdy.com
DNS ASK os#####llgcrpwuelm.com
DNS ASK xn#####sxrafnvrdh.com
DNS ASK gs###fendh.com
DNS ASK au###yqwgni.com
DNS ASK ot###hudh.com
DNS ASK xf#####jclptdgdsug.com
DNS ASK sx####ryoqts.com
DNS ASK ar####mhgimikfp.com
DNS ASK oc###mne.com
DNS ASK cp#####hujfhrerb.com
DNS ASK fy#####axwxhaqjijr.com
Miscellaneous:
Creates and executes the following:
Executes the following:
Descargue Dr.Web para Android
Gratis por 3 meses
Todos los componentes de protección
Renovación de la demo a través de AppGallery/Google Pay
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OK