Overview

overview

10

Static

static

10

invoice12124.docx

windows7_x64

10

invoice12124.docx

windows10_x64

1

Sharing

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General

  • Target

    invoice12124.docx

  • Size

    10KB

  • Sample

    210524-6hep92cb7x

  • MD5

    cbac500e2b86a16aa9b69b383db5e0e3

  • SHA1

    9c9ba06bf5beb997e91a6b802dbed8e031e0b4f0

  • SHA256

    e8b956100179eb1c542cedd9f78bb8b9c9c89e5b1040aefdc65619756b0da8fd

  • SHA512

    15897af59d8e85e589f15339565e3cbedb95807c50d13c0cd5c32a9e99157335f3551bf1c4a57dcde322e04703a8e0a1a419ae9388a6a9d8ec346c7fdd94764d

Score
10/10
formbookratspywarestealertrojanwebsettings

Malware Config

Extracted

Rule
Microsoft Office WebSettings Relationship
C2

http://198.46.132.185/..-.-.-......................................................-...-/........................................................wbk

Extracted

Family

formbook

Version

4.1

C2

http://www.unclechef.website/pmc/

Decoy

poolbuilderhighlandpark.com

zgqcmrdswlw.com

rivalrepublic.net

vowseries.com

papmbeachcountymusic.com

unitedmarguisa.com

sparetimr.net

mmmfccynp.icu

blossom123.com

rkd6.com

luewhhedre.com

rwproducedeliveryknoxville.com

bqg5000.com

xn--jvrr98g37n88d.com

15slotozlo.site

experthairstylist.site

udalastar.com

avenstoredetailing.com

americanmicron.com

fineprintlaw.com

Targets

    • Target

      invoice12124.docx

    • Size

      10KB

    • MD5

      cbac500e2b86a16aa9b69b383db5e0e3

    • SHA1

      9c9ba06bf5beb997e91a6b802dbed8e031e0b4f0

    • SHA256

      e8b956100179eb1c542cedd9f78bb8b9c9c89e5b1040aefdc65619756b0da8fd

    • SHA512

      15897af59d8e85e589f15339565e3cbedb95807c50d13c0cd5c32a9e99157335f3551bf1c4a57dcde322e04703a8e0a1a419ae9388a6a9d8ec346c7fdd94764d

    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

Command-Line Interface

1
T1059

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

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks