General

  • Target

    f99fcaedc0640fba0f23d2e558a0e3404d9b4e8ff312919a4d7a6683d3b41726

  • Size

    383KB

  • Sample

    220520-rfzkssffb2

  • MD5

    9ef057b1d44424d17662adc9bb7d0671

  • SHA1

    017efd4ed69b0503c5067cde886893d0038af13a

  • SHA256

    f99fcaedc0640fba0f23d2e558a0e3404d9b4e8ff312919a4d7a6683d3b41726

  • SHA512

    9d97ebe3235809763a3151a91447928c4dbbfffeb7488954f1338e6c41e2d61f49f6411680af00536b90242e53172ef42301c1e31b335b6db66ab394225990fc

Malware Config

Extracted

Family

formbook

Version

4.0

Campaign

w9z

Decoy

crazzysex.com

hanferd.com

gteesrd.com

bayfrontbabyplace.com

jicuiquan.net

relationshiplink.net

ohchacyberphoto.com

kauegimenes.com

powerful-seldom.com

ketotoken.com

make-money-online-success.com

redgoldcollection.com

hannan-football.com

hamptondc.com

vllii.com

aa8520.com

platform35markethall.com

larozeimmo.com

oligopoly.net

llhak.info

Targets

    • Target

      order.exe

    • Size

      684KB

    • MD5

      3b946d9c1c8d6586540fd217f44201dd

    • SHA1

      63c11f8a26e69e5a0f1a19c2115eb8be8f57cb2a

    • SHA256

      0a06767c6ec2249902ef118e04b2044b9784b544b81a7f5e253ae373fd706ceb

    • SHA512

      30373763bef2d7eee0c8d8c901a82bb7eaf97bc7bd44c714e06e31fad03dd01b051c3913030b6587e68b960fdd31d4280285002ab53fb54df3806c8c54281184

    • 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

    • 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

Persistence

Registry Run Keys / Startup Folder

2
T1060

Defense Evasion

Modify Registry

4
T1112

Credential Access

Credentials in Files

1
T1081

Collection

Data from Local System

1
T1005

Tasks