General

  • Target

    8bc47d513146ea22cbc57cf1654e5adbf2b80c17a75bc85d6cd1e7b7c389b2d6

  • Size

    440KB

  • Sample

    220521-net25sdeh7

  • MD5

    6f1f6727c40f68d315355dc76532adcc

  • SHA1

    b4a25f3f9cba688a91adf65f14fa1ea9cca50d32

  • SHA256

    8bc47d513146ea22cbc57cf1654e5adbf2b80c17a75bc85d6cd1e7b7c389b2d6

  • SHA512

    fe9b87464420a58ef5f6b8ac72ca9eb3ece1e90b9fb420d6f45eda9c13c1a8fa8d2b278e80c25910889d2325deb1ff43a9b67ce3a8a9ceabb4408cfdd9898a74

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

pac

Decoy

keloke.info

ourrips.net

preparedtrafficforupgrades.date

1000venetian.net

millionairethreads.com

electrosupert.com

superhero-martialarts.com

3dpersonalcare.com

simpnk.com

excelatseo.com

24bodytransformation.com

corp-service.com

baogangjc.com

lottyh.com

thenomadicempath.com

realestatespecialists.net

gurutheon.com

sswvasdc.com

ventecoiffure.com

greatbritainstampsonline.com

Targets

    • Target

      Procurement Agreement.exe

    • Size

      551KB

    • MD5

      5619bf6aed56992a940e39c1902574ff

    • SHA1

      fbd95ede3e0c607774f29ac3e275e20274338f71

    • SHA256

      0ffe3a2c15dd0469d00b515316cdf09ae0e6b4dbbffe106297cf7f7d0d1b8197

    • SHA512

      b2bf7a85ccc6c7b4ebf206fc39f48121fa18a8047876a5c69faaea2770fa97818632b3d641691f628cd4ba8599294037220145ed67eda127cd973dee297b99bc

    • 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

    • Deletes itself

    • 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 Matrix ATT&CK v6

Execution

Command-Line Interface

1
T1059

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

2
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Tasks