General

  • Target

    shipping document.exe

  • Size

    521KB

  • Sample

    220627-rj57rabghn

  • MD5

    557350a46a849eb9ae8bc28a629bf3d5

  • SHA1

    8a773187553730b62bc9ba58457b8a97523f953e

  • SHA256

    576d080b4cab07bd5c3ef3e5d6a222b91744368ed837a3e56eb89772c1b5a1de

  • SHA512

    aee4d4881f1d20b7837f690291702c7ead7c6900f0a68fa29f6c5fbd06fc91d7d13f893b70543c172d3a3732d47262aeca3209af81cc396eddc3dd3412ccad64

Malware Config

Extracted

Family

xloader

Version

2.6

Campaign

pdrq

Decoy

welchsunstar.com

mppservicesllc.com

wiresofteflon.com

brabov.xyz

compnonoch.site

yourbuilderworks.com

iamsamirahman.com

eriqoes.com

eastudio.design

skyearth-est.com

teethfitness.com

razaancreates.com

shfbfs.com

joyfulbrokekids.com

kjbolden.com

howirep.com

deedeesmainecoons.website

e-powair.com

aheatea.com

shalfey0009.xyz

Targets

    • Target

      shipping document.exe

    • Size

      521KB

    • MD5

      557350a46a849eb9ae8bc28a629bf3d5

    • SHA1

      8a773187553730b62bc9ba58457b8a97523f953e

    • SHA256

      576d080b4cab07bd5c3ef3e5d6a222b91744368ed837a3e56eb89772c1b5a1de

    • SHA512

      aee4d4881f1d20b7837f690291702c7ead7c6900f0a68fa29f6c5fbd06fc91d7d13f893b70543c172d3a3732d47262aeca3209af81cc396eddc3dd3412ccad64

    • Formbook

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

    • Xloader

      Xloader is a rebranded version of Formbook malware.

    • suricata: ET MALWARE FormBook CnC Checkin (GET)

      suricata: ET MALWARE FormBook CnC Checkin (GET)

    • suricata: ET MALWARE FormBook CnC Checkin (POST) M2

      suricata: ET MALWARE FormBook CnC Checkin (POST) M2

    • Looks for VirtualBox Guest Additions in registry

    • Xloader Payload

    • Adds policy Run key to start application

    • Executes dropped EXE

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • 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

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks