Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'MaxLoonaFest131' = '%LOCALAPPDATA%\MaxLoonaFest131\MaxLoonaFest131.exe'
Creates or modifies the following files
- %APPDATA%\microsoft\windows\start menu\programs\startup\fanbooster131.lnk
- <SYSTEM32>\tasks\officetrackernmp131 hr
- <SYSTEM32>\tasks\officetrackernmp131 lg
Malicious functions
To complicate detection of its presence in the operating system,
blocks execution of the following system utilities:
- Windows Defender
adds antivirus exclusion with following registry keys:
- [HKCU\Software\Microsoft\Windows\CurrentVersion\Group Policy Objects\{75306998-CD4B-42EF-B825-A35F74BD0025}Machine\SOFTWARE\Policies\Microsoft\Windows Defender\Exclusions\Extensions] 'exe' = ''
- [HKLM\SOFTWARE\Policies\Microsoft\Windows Defender\Exclusions\Extensions] 'exe' = ''
Reads files which store third party applications passwords
- %APPDATA%\mozilla\firefox\profiles.ini
- %APPDATA%\mozilla\firefox\profiles\m15ucxjx.default\signons.sqlite
- %APPDATA%\mozilla\firefox\profiles\v08trqk6.default-release\signons.sqlite
- %LOCALAPPDATA%\google\chrome\user data\default\login data
- %LOCALAPPDATA%\google\chrome\user data\default\web data
- %APPDATA%\thunderbird\profiles.ini
- %APPDATA%\thunderbird\profiles\hmz1jddi.default\signons.sqlite
- %APPDATA%\thunderbird\profiles\chdgbv82.default-release\signons.sqlite
- %LOCALAPPDATA%\google\chrome\user data\default\cookies
Modifies file system
Creates the following files
- %WINDIR%\syswow64\grouppolicy\gpt.ini
- %TEMP%\granduiatfugtdam4re6b\passwords.txt
- %LOCALAPPDATA%\microsoft\vault\4bf4c442-9b8a-41a0-b380-dd4a704ddb28\policy.vpol
- %ALLUSERSPROFILE%\microsoft\vault\ac658cb4-9126-49bd-b877-31eedab3f204\2f1a6504-0641-44cf-8bb5-3612d865f2e5.vsch
- %ALLUSERSPROFILE%\microsoft\vault\ac658cb4-9126-49bd-b877-31eedab3f204\3ccd5499-87a8-4b10-a215-608888dd3b55.vsch
- %ALLUSERSPROFILE%\microsoft\vault\ac658cb4-9126-49bd-b877-31eedab3f204\policy.vpol
- %TEMP%\posterboxtfugtdam4re6b\upg2lopxwc7oplaces.sqlite
- %TEMP%\posterboxtfugtdam4re6b\jx0oqi4nztiqcookies.sqlite
- %TEMP%\posterboxtfugtdam4re6b\kvhrxj77cmugplaces.sqlite
- %TEMP%\posterboxtfugtdam4re6b\iwpfiaxutjtshistory
- %TEMP%\posterboxtfugtdam4re6b\qdx9itdlycrbformhistory.sqlite
- %TEMP%\posterboxtfugtdam4re6b\5lop_s5wm5ercookies
- %TEMP%\posterboxtfugtdam4re6b\3b6n2xdh3cywweb data
- %TEMP%\granduiatfugtdam4re6b\information.txt
- %TEMP%\posterboxtfugtdam4re6b\02zdbxl47cvzhistory
- %TEMP%\posterboxtfugtdam4re6b\ei8dramayu9klogin data
- %TEMP%\posterboxtfugtdam4re6b\5lop_s5wm5erplaces.sqlite
- %TEMP%\posterboxtfugtdam4re6b\3b6n2xdh3cywcookies.sqlite
- %TEMP%\posterboxtfugtdam4re6b\02zdbxl47cvzplaces.sqlite
- %TEMP%\posterboxtfugtdam4re6b\d87fzn3r3jfeformhistory.sqlite
- %TEMP%\rise131m9asphalt.tmp
- %ALLUSERSPROFILE%\officetrackernmp131\officetrackernmp131.exe
- %ALLUSERSPROFILE%\ntuser.pol
- %TEMP%\fanbooster131\fanbooster131.exe
- %LOCALAPPDATA%\maxloonafest131\maxloonafest131.exe
- <SYSTEM32>\grouppolicy\gpt.ini
- <SYSTEM32>\grouppolicy\machine\registry.pol
- %TEMP%\posterboxtfugtdam4re6b\d87fzn3r3jfeweb data
- %TEMP%\bhlw_hzirt6ntmz1d4vflk6gcm6wwvbb.zip
Deletes the following files
- %TEMP%\posterboxtfugtdam4re6b\d87fzn3r3jfeformhistory.sqlite
- %TEMP%\bhlw_hzirt6ntmz1d4vflk6gcm6wwvbb.zip
- %TEMP%\posterboxtfugtdam4re6b\upg2lopxwc7oplaces.sqlite
- %TEMP%\posterboxtfugtdam4re6b\jx0oqi4nztiqcookies.sqlite
- %TEMP%\posterboxtfugtdam4re6b\kvhrxj77cmugplaces.sqlite
- %TEMP%\posterboxtfugtdam4re6b\qdx9itdlycrbformhistory.sqlite
- %TEMP%\posterboxtfugtdam4re6b\iwpfiaxutjtshistory
- %TEMP%\granduiatfugtdam4re6b\information.txt
- %TEMP%\posterboxtfugtdam4re6b\5lop_s5wm5ercookies
- %TEMP%\posterboxtfugtdam4re6b\02zdbxl47cvzhistory
- %TEMP%\posterboxtfugtdam4re6b\d87fzn3r3jfeweb data
- %TEMP%\posterboxtfugtdam4re6b\ei8dramayu9klogin data
- %TEMP%\posterboxtfugtdam4re6b\5lop_s5wm5erplaces.sqlite
- %TEMP%\posterboxtfugtdam4re6b\3b6n2xdh3cywcookies.sqlite
- %TEMP%\posterboxtfugtdam4re6b\02zdbxl47cvzplaces.sqlite
- %TEMP%\posterboxtfugtdam4re6b\3b6n2xdh3cywweb data
- %TEMP%\granduiatfugtdam4re6b\passwords.txt
Network activity
Connects to
- '19#.#33.132.51':50500
- 'ip##fo.io':443
- 'db##p.com':443
- 'ma##ind.com':80
TCP
HTTP GET requests
- http://www.ma##ind.com/geoip/v2.1/city/me
Other
- '19#.#33.132.51':50500
- 'ip##fo.io':443
- 'db##p.com':443
UDP
- DNS ASK ip##fo.io
- DNS ASK db##p.com
- DNS ASK ma##ind.com
Miscellaneous
Executes the following
- '%WINDIR%\syswow64\schtasks.exe' /create /f /RU "user" /tr "%ALLUSERSPROFILE%\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 HR" /sc HOURLY /rl HIGHEST
- '<SYSTEM32>\svchost.exe' -k secsvcs
- '%WINDIR%\syswow64\schtasks.exe' /create /f /RU "user" /tr "%ALLUSERSPROFILE%\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 LG" /sc ONLOGON /rl HIGHEST
- '<SYSTEM32>\raserver.exe' /offerraupdate
