Overview

overview

10

Static

static

10

INV2021-20800.docx

windows7_x64

10

INV2021-20800.docx

windows10_x64

1

Sharing

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General

  • Target

    INV2021-20800.docx

  • Size

    10KB

  • Sample

    210621-pmwccpjwns

  • MD5

    c8c485325d6cc53942722aa48c280d4f

  • SHA1

    61b8fd6e92c390481e4a2386e87bc9437896af53

  • SHA256

    7912137590e4d0a4bcd3fdb006b37ba59aad20e6c27db10618f165870f817128

  • SHA512

    d68f8ce4ed8e7133451a5bd55b5283129f671d38076382284332a4928f8ca58935410bf0fa09ce8ad7c7ba681add0445747f9056a0e0efb438b90f83ab826e9c

Score
10/10
formbookratspywarestealertrojanwebsettings

Malware Config

Extracted

Rule
Microsoft Office WebSettings Relationship
C2

https://win32indexdummy_username@itsssl.com/TyPzK

Extracted

Family

formbook

Version

4.1

C2

http://www.rocketschool.net/nf2/

Decoy

avlholisticdentalcare.com

coolermassmedia.com

anythingneverything.net

maimaixiu.club

veyconcorp.com

rplelectro.com

koch-mannes.club

tecknetpro.com

getresurface.net

mertzengin.com

nbppfanzgn.com

508hill.com

ourdailydelights.com

aimeesambayan.com

productstoredt.com

doublelblonghorns.com

lucidcurriculum.com

thegoddessnow.com

qywqmjku.icu

yonibymina.com

Targets

    • Target

      INV2021-20800.docx

    • Size

      10KB

    • MD5

      c8c485325d6cc53942722aa48c280d4f

    • SHA1

      61b8fd6e92c390481e4a2386e87bc9437896af53

    • SHA256

      7912137590e4d0a4bcd3fdb006b37ba59aad20e6c27db10618f165870f817128

    • SHA512

      d68f8ce4ed8e7133451a5bd55b5283129f671d38076382284332a4928f8ca58935410bf0fa09ce8ad7c7ba681add0445747f9056a0e0efb438b90f83ab826e9c

    Score
    10/10
    formbookratspywarestealertrojan

    • Formbook

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

      trojanspywarestealerformbook

    • Formbook Payload

      rat

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Abuses OpenXML format to download file from external location

    • Loads dropped DLL

    • Uses the VBS compiler for execution

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1
T1064

Exploitation for Client Execution

1
T1203

Persistence

Privilege Escalation

Defense Evasion

Scripting

1
T1064

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks