General

  • Target

    7ec471bff3b6d2a908d526be87f5b5c6889900d880b902ced36ba401c3b54f4f

  • Size

    566KB

  • Sample

    220521-nwaptsebg8

  • MD5

    618bc21afef7328c3e74f53487719f63

  • SHA1

    3f9f7addc3147654eb7a7883107df10427b932d4

  • SHA256

    7ec471bff3b6d2a908d526be87f5b5c6889900d880b902ced36ba401c3b54f4f

  • SHA512

    a2191ec899e454a2aaf09149e3b189fbd15661b10b9f58705770200e951b1569781acc6122014fadb682f47115f90bfdb011be01a80bdd1867b4d6067c7833a1

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dgb6

Decoy

fxocn.com

900900b.com

luciananunez.com

ibcrecruiment.com

saffireups.com

bisuoyj.com

hourofcoed.com

invalidlogingacc.com

airaguevara.net

411edupreneurship.com

angbaidia.com

xn--49s29u.ink

snorkellingcouses.com

apxelim.com

harveyarch.com

wfsettlemet.com

7gongzuoshi.com

aladiesmassage.com

bigboss-marcelo.com

cbdfreebiz.info

Targets

    • Target

      Gkauepj.exe

    • Size

      1.1MB

    • MD5

      23fa47d1c4f4ab3084b9bd6ea926bb16

    • SHA1

      26e854c6a1ee7af3f8a282caf06610b76ce21db9

    • SHA256

      0efa7703690d3fe9df70c81d7dea974aa710c7c55a76fd50e6a050bc76698d89

    • SHA512

      4be080d2a86c01dd084dcbf4a4fcc7bfd5457f75d5fecbb70092b5703fee6f94f4a5aeda4831272eee19a346eb5ee96475af787fa45ad90be49e007bd68bd8a9

    • 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

    • Adds policy Run key to start application

    • 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

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

2
T1060

Defense Evasion

Modify Registry

3
T1112

Credential Access

Credentials in Files

1
T1081

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks