General

  • Target

    877df31644a31293d6046a85562fba4298e69598f862c38db8f2c68ca75bf783

  • Size

    196KB

  • Sample

    220521-nrwrhahben

  • MD5

    911ce26eb8199974cd4fa3c1f0ca07ad

  • SHA1

    ebee3f6cda96cfef1b7f83550111f04754ef127e

  • SHA256

    877df31644a31293d6046a85562fba4298e69598f862c38db8f2c68ca75bf783

  • SHA512

    7ec27bf0a0a9c2af899e0a0c8dcdf72133b0f82a84a927e93a2544fb8316b4222a80a83c553793285cb76222ddac63cc58dfe40876698a14142f055209a441dd

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

kfr

Decoy

pensight.com

in4rac-acc3es-re7unds1.com

iznjreb.com

globalqled.com

njzscy.com

763bifa.com

coinpatent.com

tipsfoorti.com

lukusabusiness.com

tokaminerale.com

jinshavip74.com

idbcc.com

maxfacto.com

graffititheworld.com

connecticutwatercooler.com

matroofing.com

route-ceram.com

redwaterservices.com

bracifyritugupta.com

discoverfrenchtown.com

Targets

    • Target

      Advance TT.exe

    • Size

      254KB

    • MD5

      8a749626808c84035d23f56f95e8c2b8

    • SHA1

      94870526b249acfe3f381387ba0f089c3598424a

    • SHA256

      e6b120648d35809064107c751c61d73fd05aede9884be730c60dd4fe9a4ead0e

    • SHA512

      d6e0835117436502f359900b800410d0f8b28937740be5a618a3993f1e0007947e914afe88f9cc1dbf5d1590ac7b554a586547692ac0511d86b2ffa540c1a97f

    • Formbook

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

    • suricata: ET MALWARE FormBook CnC Checkin (GET)

      suricata: ET MALWARE FormBook CnC Checkin (GET)

    • Formbook Payload

    • Checks computer location settings

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

    • Drops startup file

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Command-Line Interface

1
T1059

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

2
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

4
T1082

Tasks