Overview

overview

10

Static

static

???? ?????...??.exe

windows7_x64

10

???? ?????...??.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    2c915962f67406c0983f47ddc887814e0322b009eb79e883fa81dad6459eb5a1

  • Size

    335KB

  • Sample

    220521-ds4hmagcd9

  • MD5

    539f1009ff7290d988a47dd81e2a821c

  • SHA1

    e437ec926c9b9d8ffad7a365b533083b8e30dbbd

  • SHA256

    2c915962f67406c0983f47ddc887814e0322b009eb79e883fa81dad6459eb5a1

  • SHA512

    035e8c0d98f7a2841ddc6853b7a8e41931585dee222b03b292592ffeb03a1df149eac0090a0119153b1839d77a7822ec39c62789bf9a149ccc4f4af2cbcc0489

Score
10/10
formbookkvszpersistenceratspywarestealersuricatatrojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

kvsz

Decoy

okashyns.com

sbsgamedaejeon-two.com

drb77.com

top5dating.com

websprings.online

voizers.com

zenith.site

lahistoriade.com

qv85.com

armandonieto.com

priestvedic.com

jessandjeff.net

magic-desktop.com

jitaji.com

ldmeili.com

yuwanqingmy.com

buzhouorg.com

chaiseloungereviews.com

m2g8way.com

freespin-support.com

Targets

    • Target

      ???? ????????? ?? ???????.exe

    • Size

      410KB

    • MD5

      56daa8b66c2eaa065ac45b35dc95e942

    • SHA1

      1ecb9d4715b768e99e0d607405ade60f19065bef

    • SHA256

      8e5849ef6902da3c60c6697a9993c4db5e5d2e58b9b43f65a411c650535e8b6c

    • SHA512

      1fac88fa7b6999869b84eb5cc365c2b86eed58598a55630beb4fbdbd4afecb66c44c7e94ed6fef7348e7b95241cbd254d0087be3dfa0b164f2d7ccd7b591c649

    Score
    10/10
    formbookkvszpersistenceratspywarestealersuricatatrojan

    • Formbook

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

      trojanspywarestealerformbook

    • suricata: ET MALWARE FormBook CnC Checkin (GET)

      suricata: ET MALWARE FormBook CnC Checkin (GET)

      suricata

    • suricata: ET MALWARE FormBook CnC Checkin (POST) M2

      suricata: ET MALWARE FormBook CnC Checkin (POST) M2

      suricata

    • Formbook Payload

      rat

    • Adds policy Run key to start application

      persistence

    • Checks computer location settings

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

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

2
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

3
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Tasks