Technical Information
Malicious functions
Injects code into
the following system processes:
- %WINDIR%\microsoft.net\framework\v4.0.30319\regasm.exe
Terminates or attempts to terminate
the following system processes:
- %WINDIR%\microsoft.net\framework\v4.0.30319\regasm.exe
the following user processes:
- firefox.exe
Reads files which store third party applications passwords
- %LOCALAPPDATA%\google\chrome\user data\default\web data
- %APPDATA%\opera software\opera stable\login data
Searches for windows to
detect analytical utilities:
- ClassName: 'FilemonClass', WindowName: ''
- ClassName: 'PROCMON_WINDOW_CLASS', WindowName: ''
- ClassName: 'RegmonClass', WindowName: ''
Modifies file system
Creates the following files
- %APPDATA%\8ed9.tmp.exe
- %TEMP%\xyn4yvoo.1ts\api-ms-win-crt-runtime-l1-1-0.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-crt-process-l1-1-0.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-crt-private-l1-1-0.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-crt-multibyte-l1-1-0.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-crt-math-l1-1-0.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-crt-locale-l1-1-0.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-crt-heap-l1-1-0.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-crt-filesystem-l1-1-0.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-crt-environment-l1-1-0.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-crt-convert-l1-1-0.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-crt-conio-l1-1-0.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-core-util-l1-1-0.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-core-timezone-l1-1-0.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-core-sysinfo-l1-1-0.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-core-synch-l1-2-0.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-core-synch-l1-1-0.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-core-string-l1-1-0.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-core-rtlsupport-l1-1-0.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-core-profile-l1-1-0.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-crt-stdio-l1-1-0.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-crt-time-l1-1-0.dll
- %TEMP%\xyn4yvoo.1ts\ucrtbase.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-crt-utility-l1-1-0.dll
- %TEMP%\xyn4yvoo.1ts\softokn3.dll
- %TEMP%\xyn4yvoo.1ts\qipcap.dll
- %TEMP%\xyn4yvoo.1ts\prldap60.dll
- %TEMP%\xyn4yvoo.1ts\nssdbm3.dll
- %TEMP%\xyn4yvoo.1ts\nssckbi.dll
- %TEMP%\xyn4yvoo.1ts\nss3.dll
- %TEMP%\xyn4yvoo.1ts\msvcp140.dll
- %TEMP%\xyn4yvoo.1ts\mozmapi32_inuse.dll
- %TEMP%\xyn4yvoo.1ts\mozmapi32.dll
- %TEMP%\xyn4yvoo.1ts\mozglue.dll
- %TEMP%\xyn4yvoo.1ts\mapiproxy_inuse.dll
- %TEMP%\xyn4yvoo.1ts\mapiproxy.dll
- %TEMP%\xyn4yvoo.1ts\libegl.dll
- %TEMP%\xyn4yvoo.1ts\lgpllibs.dll
- %TEMP%\xyn4yvoo.1ts\ldif60.dll
- %TEMP%\xyn4yvoo.1ts\ldap60.dll
- %TEMP%\xyn4yvoo.1ts\ia2marshal.dll
- %TEMP%\xyn4yvoo.1ts\freebl3.dll
- %TEMP%\xyn4yvoo.1ts\breakpadinjector.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-core-processthreads-l1-1-1.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-crt-string-l1-1-0.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-core-processthreads-l1-1-0.dll
- %PROGRAMDATA%\002508454469401\_neon.zip
- %PROGRAMDATA%\002508454469401\_trinity.zip
- %PROGRAMDATA%\002508454469401\cookies\mozilla firefox_gn7ryp3k.default.txt
- %PROGRAMDATA%\002508454469401\temp-shm
- %PROGRAMDATA%\002508454469401\temp
- %LOCALAPPDATA%\microsoft\vault\4bf4c442-9b8a-41a0-b380-dd4a704ddb28\policy.vpol
- %PROGRAMDATA%\microsoft\vault\ac658cb4-9126-49bd-b877-31eedab3f204\2f1a6504-0641-44cf-8bb5-3612d865f2e5.vsch
- %PROGRAMDATA%\microsoft\vault\ac658cb4-9126-49bd-b877-31eedab3f204\3ccd5499-87a8-4b10-a215-608888dd3b55.vsch
- %PROGRAMDATA%\microsoft\vault\ac658cb4-9126-49bd-b877-31eedab3f204\policy.vpol
- %PROGRAMDATA%\vcruntime140.dll
- %PROGRAMDATA%\nss3.dll
- %APPDATA%\b001.tmp.exe
- %APPDATA%\af54.tmp.exe
- %PROGRAMDATA%\msvcp140.dll
- %APPDATA%\abc9.tmp.exe
- %PROGRAMDATA%\mozglue.dll
- %PROGRAMDATA%\freebl3.dll
- %PROGRAMDATA%\sqlite3.dll
- %APPDATA%\9f64.tmp.exe
- %PROGRAMDATA%\softokn3.dll
- %PROGRAMDATA%\002508454469401\_scatter.zip
- %PROGRAMDATA%\002508454469401\_mymonero.zip
- %TEMP%\xyn4yvoo.1ts\api-ms-win-core-namedpipe-l1-1-0.dll
- %PROGRAMDATA%\002508454469401\_ledger.zip
- %TEMP%\xyn4yvoo.1ts\api-ms-win-core-memory-l1-1-0.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-core-localization-l1-2-0.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-core-libraryloader-l1-1-0.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-core-interlocked-l1-1-0.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-core-heap-l1-1-0.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-core-handle-l1-1-0.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-core-file-l2-1-0.dll
- %TEMP%\xyn4yvoo.1ts\api-ms-win-core-file-l1-2-0.dll
- %TEMP%\xyn4yvoo.1ts\accessiblemarshal.dll
- %TEMP%\xyn4yvoo.1ts\accessiblehandler.dll
- %TEMP%\tmp2b67.tmp
- %PROGRAMDATA%\002508454469401\_0025084544.zip
- %PROGRAMDATA%\002508454469401\screenshot.jpg
- %PROGRAMDATA%\002508454469401\system.txt
- %PROGRAMDATA%\002508454469401\_desktop.zip
- %PROGRAMDATA%\002508454469401\_documents.zip
- %PROGRAMDATA%\002508454469401\_exodus eden.zip
- %PROGRAMDATA%\002508454469401\_daedalus.zip
- %PROGRAMDATA%\002508454469401\_atomic.zip
- %TEMP%\xyn4yvoo.1ts\api-ms-win-core-processenvironment-l1-1-0.dll
- %TEMP%\xyn4yvoo.1ts\vcruntime140.dll
Deletes the following files
- %PROGRAMDATA%\002508454469401\temp
- %PROGRAMDATA%\nss3.dll
- %PROGRAMDATA%\msvcp140.dll
- %PROGRAMDATA%\mozglue.dll
- %PROGRAMDATA%\freebl3.dll
- %PROGRAMDATA%\sqlite3.dll
- %PROGRAMDATA%\002508454469401\_0025084544.zip
- %PROGRAMDATA%\002508454469401\_trinity.zip
- %PROGRAMDATA%\002508454469401\_scatter.zip
- %PROGRAMDATA%\002508454469401\_neon.zip
- %PROGRAMDATA%\softokn3.dll
- %PROGRAMDATA%\002508454469401\_mymonero.zip
- %PROGRAMDATA%\002508454469401\_exodus eden.zip
- %PROGRAMDATA%\002508454469401\_documents.zip
- %PROGRAMDATA%\002508454469401\_desktop.zip
- %PROGRAMDATA%\002508454469401\_daedalus.zip
- %PROGRAMDATA%\002508454469401\_atomic.zip
- %PROGRAMDATA%\002508454469401\system.txt
- %PROGRAMDATA%\002508454469401\screenshot.jpg
- %PROGRAMDATA%\002508454469401\cookies\mozilla firefox_gn7ryp3k.default.txt
- %PROGRAMDATA%\002508454469401\temp-shm
- %PROGRAMDATA%\002508454469401\_ledger.zip
- %PROGRAMDATA%\vcruntime140.dll
Substitutes the following files
- %PROGRAMDATA%\002508454469401\temp
- %PROGRAMDATA%\002508454469401\temp-shm
Deletes itself.
Network activity
TCP
HTTP GET requests
- http://bt##f.club/bj1.exe
- http://bt##f.club/bj2.exe
- http://bt##f.club/bj3.exe
- http://bt##f.club/bj4.exe
- http://bt##f.club/bj5.exe
- http://94.##3.85.128/6kZ0hEuNT4fiLL
- http://94.##3.85.128/6CURmggzOdEnZeutVxMm0/l
- http://www.microsoft.com/pki/certs/MicRooCerAut_2010-06-23.crt
UDP
- DNS ASK bt##f.club
- DNS ASK ip###ger.org
- DNS ASK microsoft.com
Miscellaneous
Searches for the following windows
- ClassName: 'File Monitor - Sysinternals: www.sysinternals.com' WindowName: ''
- ClassName: 'Process Monitor - Sysinternals: www.sysinternals.com' WindowName: ''
- ClassName: 'Registry Monitor - Sysinternals: www.sysinternals.com' WindowName: ''
- ClassName: '18467-41' WindowName: ''
Creates and executes the following
- '%APPDATA%\8ed9.tmp.exe'
- '%APPDATA%\9f64.tmp.exe'
- '%APPDATA%\abc9.tmp.exe'
- '%WINDIR%\syswow64\regsvr32.exe' %APPDATA%\AF54.tmp.exe' (with hidden window)
- '%WINDIR%\syswow64\regsvr32.exe' %APPDATA%\B001.tmp.exe' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /c ping 127.0.0.1 && del "<Full path to file>" >> NUL' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /c taskkill /pid 2096 & erase %APPDATA%\8ED9.tmp.exe & RD /S /Q C:\\ProgramData\\002508454469401\\* & exit' (with hidden window)
Executes the following
- '%WINDIR%\microsoft.net\framework\v4.0.30319\regasm.exe'
- '%WINDIR%\syswow64\regsvr32.exe' %APPDATA%\AF54.tmp.exe
- '%WINDIR%\syswow64\regsvr32.exe' %APPDATA%\B001.tmp.exe
- '%WINDIR%\syswow64\cmd.exe' /c ping 127.0.0.1 && del "<Full path to file>" >> NUL
- '%WINDIR%\syswow64\ping.exe' 127.0.0.1
- '%WINDIR%\syswow64\cmd.exe' /c taskkill /pid 2096 & erase %APPDATA%\8ED9.tmp.exe & RD /S /Q C:\\ProgramData\\002508454469401\\* & exit
