General

  • Target

    Sales Contract_20210113.xlsx

  • Size

    2.5MB

  • Sample

    210121-7j9cvrxzx2

  • MD5

    0f8e4207a331889d19817d8e8247675f

  • SHA1

    511802fe1c7de26e967dabdad2c112cd4821efdf

  • SHA256

    ef0235316487e8e59c6cb14d5f8c5bcc7cdcf85a5f6cfeef6a7a999c057dc499

  • SHA512

    270c4250f3f7eb88dd0f05b9f56caf17cff4c9a256fff895213adfcafb7b684fd725afe11e67b68e02c007dcaace3ab7ebc56f70ef0997853bd08b046e102f96

Malware Config

Extracted

Family

formbook

C2

http://www.inreachpt.com/gqx2/

Decoy

calusaptamiami.com

starlinkwebservices.com

lakeviewbarbershonola.com

oaklandraidersjerseyspop.com

ohiotechreport.com

eligetucafetera.com

tu4343.com

abstract-elearning.com

thebabylashes.com

athleteshive.com

fanninhomesforless.com

sembracna.com

servicesyn.com

bellairechoice.com

tmpaas.com

eyepaa.com

stickerzblvd.com

rentfs.com

nadya-shanab.com

microwgreens.net

Targets

    • Target

      Sales Contract_20210113.xlsx

    • Size

      2.5MB

    • MD5

      0f8e4207a331889d19817d8e8247675f

    • SHA1

      511802fe1c7de26e967dabdad2c112cd4821efdf

    • SHA256

      ef0235316487e8e59c6cb14d5f8c5bcc7cdcf85a5f6cfeef6a7a999c057dc499

    • SHA512

      270c4250f3f7eb88dd0f05b9f56caf17cff4c9a256fff895213adfcafb7b684fd725afe11e67b68e02c007dcaace3ab7ebc56f70ef0997853bd08b046e102f96

    • Formbook

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

    • Xloader

      Xloader is a rebranded version of Formbook malware.

    • Xloader Payload

    • Blocklisted process makes network request

    • Executes dropped EXE

    • Loads dropped DLL

    • Uses the VBS compiler for execution

    • Enumerates physical storage devices

      Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Exploitation for Client Execution

1
T1203

Defense Evasion

Scripting

1
T1064

Modify Registry

1
T1112

Discovery

System Information Discovery

3
T1082

Query Registry

2
T1012

Tasks