General

  • Target

    4cb2041db0a8696f1853543f5c03b89a.exe

  • Size

    850KB

  • Sample

    210112-nhy7qn7fle

  • MD5

    4cb2041db0a8696f1853543f5c03b89a

  • SHA1

    aaa3e737d72504340eeb6111d7d51c8a7e37efe2

  • SHA256

    04e7f27915298f09a1486331df3f0e5121e4a7856f41290f48200255b8b82df8

  • SHA512

    2d4a07afc9dbb6c1f81c5e6f16c51763f2fd42bba2e77c0310b17ee949aad3e88562e5d13f77c13449585ddd2918512e80b8735e9fbf7155826ee39d566d938a

Malware Config

Extracted

Family

formbook

C2

http://www.thesiromiel.com/kgw/

Decoy

valentinakasu.com

soyelmatador.com

collaborativeprosperity.com

power8brokers.com

nexus-ink.com

manpasandmeatmarket.com

the-ethical-forums.today

maryannpark.com

bikininbodymommy.com

pxwuo.com

bigbangmerch.com

okaysinger.com

shopcarpe.com

rainbowhillsswimclub.com

crifinmarket.com

ebl-play.net

forceandsonsequipment.com

viagraytqwi.com

latashashop.com

suffocatinglymundanepodcast.com

Targets

    • Target

      4cb2041db0a8696f1853543f5c03b89a.exe

    • Size

      850KB

    • MD5

      4cb2041db0a8696f1853543f5c03b89a

    • SHA1

      aaa3e737d72504340eeb6111d7d51c8a7e37efe2

    • SHA256

      04e7f27915298f09a1486331df3f0e5121e4a7856f41290f48200255b8b82df8

    • SHA512

      2d4a07afc9dbb6c1f81c5e6f16c51763f2fd42bba2e77c0310b17ee949aad3e88562e5d13f77c13449585ddd2918512e80b8735e9fbf7155826ee39d566d938a

    • Formbook

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

    • Formbook Payload

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

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

    • 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