General

  • Target

    aff26754ef23f25c764d89c075e57536fc01b17cf6cde627dbf892783723d5fb

  • Size

    308KB

  • Sample

    220521-pgqm6sfce2

  • MD5

    00d120938f03c49aa2a87ce02570dc2a

  • SHA1

    0cb543eedda68dcb65b9df964b3df00e15c8a747

  • SHA256

    aff26754ef23f25c764d89c075e57536fc01b17cf6cde627dbf892783723d5fb

  • SHA512

    32f07a005aebd13d86cdc929f0b123115a7d67903de8af15f1f1c2a3a9f76e6171ad3f66cce1666992f11af3411325ab76f0f2b309df3631a92c1ff680d0b0a0

Malware Config

Extracted

Family

formbook

Version

4.0

Campaign

ze01

Decoy

yoyoyoyoyoyo.com

nonproxyserver10.life

modernstrikeonlinehack.online

gracieandjemima.com

thisdomainis.top

hhyxtz.com

hairmaxthailand.com

k1882.com

krommaks.com

emhalert.com

infiniafinancial.com

yaamr.com

acuatikorellana.com

frank-walberg.com

firstlightshop.com

dialettapp.com

redlinepipefab.com

mosskelley.net

18778912634.com

porpaixao.com

Targets

    • Target

      Stripe.bat

    • Size

      387KB

    • MD5

      52f40e38350510d0101f33526d6fb0a6

    • SHA1

      e5b3d8f68a5bcca610661b2e3c2276c9e260f948

    • SHA256

      fec5ae0ee4950c22aa3278fbea92faf21abc081160d32ab3047d03c6409f8829

    • SHA512

      55113f082c1211f0e3d514052ba9d1c3eadffa2d4f9712833cd03d2d9c856054669f26232928f305b15c638074e5d55d3e5e632c44126b79d21abe1f467f1f16

    • CoreEntity .NET Packer

      A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.

    • 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)

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

      suricata: ET MALWARE FormBook CnC Checkin (POST) M2

    • Formbook Payload

    • ReZer0 packer

      Detects ReZer0, a packer with multiple versions used in various campaigns.

    • 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

1
T1060

Defense Evasion

Modify Registry

2
T1112

Credential Access

Credentials in Files

1
T1081

Collection

Data from Local System

1
T1005

Tasks