Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKCU>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'XO1XADpO01' = '"%TEMP%\E2B3.exe"'
Creates or modifies the following files
- <SYSTEM32>\tasks\nvngxupdatecheckdaily_{6eefbfb0-bfb0-bfb0-bfb0-6eefbfb0bfb0}
Creates the following files on removable media
- <Drive name for removable media>:\delete.avi
- <Drive name for removable media>:\lisp_success.doc
- <Drive name for removable media>:\applicantform_en.doc
- <Drive name for removable media>:\weeklysheet1215.doc
- <Drive name for removable media>:\cveuropeo.doc
- <Drive name for removable media>:\fi51.doc
- <Drive name for removable media>:\ovp25012015.doc
- <Drive name for removable media>:\sdksampleunprivdeveloper.cer
- <Drive name for removable media>:\testcertificate.cer
- <Drive name for removable media>:\sdksampleprivdeveloper.cer
- <Drive name for removable media>:\pmd.cer
- <Drive name for removable media>:\contosoroot_1.cer
- <Drive name for removable media>:\contoso_1.cer
- <Drive name for removable media>:\dashborder_144.bmp
- <Drive name for removable media>:\dashborder_192.bmp
- <Drive name for removable media>:\dialmap.bmp
- <Drive name for removable media>:\dial.bmp
- <Drive name for removable media>:\default.bmp
- <Drive name for removable media>:\split.avi
- <Drive name for removable media>:\archer.avi
- <Drive name for removable media>:\correct.avi
- <Drive name for removable media>:\000814251_video_01.avi
- <Drive name for removable media>:\join.avi
- <Drive name for removable media>:\restore-my-files.txt
- <Drive name for removable media>:\hanni_umami_chapter.doc
- <Drive name for removable media>:\uep_form_786_bulletin_1726i602.doc
Malicious functions
To complicate detection of its presence in the operating system,
blocks the following features:
- User Account Control (UAC)
Terminates or attempts to terminate
the following user processes:
- firefox.exe
Modifies file system
Creates the following files
- %TEMP%\d47f.tmp
- C:\far2\plugins\autowrap\restore-my-files.txt
- C:\far2\plugins\brackets\restore-my-files.txt
- C:\far2\plugins\compare\restore-my-files.txt
- C:\far2\plugins\drawline\restore-my-files.txt
- C:\far2\plugins\editcase\restore-my-files.txt
- C:\far2\plugins\emenu\restore-my-files.txt
- C:\far2\plugins\farcmds\restore-my-files.txt
- C:\far2\addons\restore-my-files.txt
- C:\far2\plugins\filecase\restore-my-files.txt
- C:\far2\plugins\ftp\lib\restore-my-files.txt
- C:\far2\plugins\hlfviewer\restore-my-files.txt
- C:\far2\plugins\macroview\restore-my-files.txt
- C:\far2\plugins\network\restore-my-files.txt
- C:\far2\plugins\proclist\restore-my-files.txt
- C:\far2\plugins\tmppanel\restore-my-files.txt
- C:\far2\pluginsdk\headers.c\restore-my-files.txt
- C:\far2\plugins\align\restore-my-files.txt
- C:\far2\plugins\arclite\restore-my-files.txt
- C:\far2\fexcept\restore-my-files.txt
- C:\far2\encyclopedia\tap\restore-my-files.txt
- C:\far2\encyclopedia\restore-my-files.txt
- %APPDATA%\uuhjvas
- %TEMP%\baa7.exe
- %TEMP%\c844.exe
- %TEMP%\e2b3.exe
- D:\restore-my-files.txt
- C:\far2\addons\colors\custom_highlighting\restore-my-files.txt
- C:\far2\addons\colors\default_highlighting\restore-my-files.txt
- C:\far2\pluginsdk\headers.pas\restore-my-files.txt
- C:\far2\plugins\ftp\restore-my-files.txt
- C:\far2\addons\colors\restore-my-files.txt
- C:\far2\addons\setup\restore-my-files.txt
- C:\far2\addons\shell\restore-my-files.txt
- C:\far2\addons\xlat\restore-my-files.txt
- C:\far2\addons\xlat\russian\restore-my-files.txt
- C:\far2\restore-my-files.txt
- C:\far2\documentation\eng\restore-my-files.txt
- C:\far2\documentation\rus\restore-my-files.txt
- %APPDATA%\fvuuhrs
- C:\far2\addons\macros\restore-my-files.txt
- %PROGRAMDATA%\evngwl\rjjkll.exe
Sets the 'hidden' attribute to the following files
- %APPDATA%\fvuuhrs
- %APPDATA%\uuhjvas
Deletes itself.
Changes user data files extensions (Trojan.Encoder).
Network activity
TCP
HTTP GET requests
- http://dg#####exmail19mn.xyz/lkx999.exe
- http://dg#####exmail19mn.xyz/socks777.exe
- http://dg#####exmail19mn.xyz/mtx999.exe
HTTP POST requests
- http://fd###l85.club/statweb77/
- http://ad####xman7.club/statweb77/
UDP
- DNS ASK re###at35.club
- DNS ASK de###ot2.xyz
- DNS ASK at###ot20.xyz
- DNS ASK re###ot7.xyz
- DNS ASK fd###l85.club
- DNS ASK se####em977.club
- DNS ASK ad####xman7.club
- DNS ASK dg#####exmail19mn.xyz
Miscellaneous
Creates and executes the following
- '%TEMP%\baa7.exe'
- '%TEMP%\c844.exe'
- '%TEMP%\e2b3.exe'
- '<SYSTEM32>\cmd.exe' /c vssadmin delete shadows /all /quiet & wmic shadowcopy delete & bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no & wbadmin delete catalog ...' (with hidden window)
Executes the following
- '<SYSTEM32>\cmd.exe' /c vssadmin delete shadows /all /quiet & wmic shadowcopy delete & bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no & wbadmin delete catalog ...
