General

  • Target

    Invoice NO 22073895.exe

  • Size

    422KB

  • Sample

    230111-k964eafe9w

  • MD5

    dee7396305b42cf03353059427ef8338

  • SHA1

    656b2744eed942b4a4659d73813e3bebe704eb5a

  • SHA256

    f5ae9ee403c63e78514c23cdb6297c09a5367c241f6151def5fe1fc096946de4

  • SHA512

    d7b0a4e2f1478272dad605f92137e6cc649d3ffbee6e27710d290c4983a22d3e7bf8f3117c3e3b76c9044cc00e0503f9061454a2faa3d2651fb56323330f4159

  • SSDEEP

    6144:oYa63qgvG1/xZGA3iCc34BJ8/BL7jYaMRHajFvC/H2wGy1JBq6Ou:oYNnvKHyx2J8xQvVa4/HBGy1Xr

Malware Config

Extracted

Family

formbook

Campaign

poub

Decoy

WY0eksfISzRg4O6c+opnGL6gaw==

moRjn9ExtYi8UmUo+Tya

2vME+GedoxzFnuLXesUoVj4=

EvW4JWJ1NQ8nN3tA3SM=

2mK9efMZMgN1VOs=

8d0jua5b0J6AQEW7

/2cyThOd37DSTYMASDye4Q0t/Vs=

ral+tbIh2KKAQEW7

YLY9jsPtYB/FRmMo+Tya

R1WcElWAMtFxFrVqtZT2ZpIS9xRZNho=

KFXGg/T1pCC9GjrxUPTcjw==

8mMlK5nDwjjPFTP5jMtAtQ0t/Vs=

c7am8nhhlCo=

UW91trZj6dENxuRdpxOvW1Cf

sjOMUcvq6lYJCZEfV4euFzY=

62nBgPjdmWQkmWElww==

64E8JqA1aruSUvw=

NqI1reXpcR+REye0

8+y1oOsbjgSyEhjXUPTcjw==

Rx9by8gNBwN1VOs=

Targets

    • Target

      Invoice NO 22073895.exe

    • Size

      422KB

    • MD5

      dee7396305b42cf03353059427ef8338

    • SHA1

      656b2744eed942b4a4659d73813e3bebe704eb5a

    • SHA256

      f5ae9ee403c63e78514c23cdb6297c09a5367c241f6151def5fe1fc096946de4

    • SHA512

      d7b0a4e2f1478272dad605f92137e6cc649d3ffbee6e27710d290c4983a22d3e7bf8f3117c3e3b76c9044cc00e0503f9061454a2faa3d2651fb56323330f4159

    • SSDEEP

      6144:oYa63qgvG1/xZGA3iCc34BJ8/BL7jYaMRHajFvC/H2wGy1JBq6Ou:oYNnvKHyx2J8xQvVa4/HBGy1Xr

    • Formbook

      Formbook is a data stealing malware which is capable of stealing data.

    • Xloader

      Xloader is a rebranded version of Formbook malware.

    • Xloader payload

    • Executes dropped EXE

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks