Overview

overview

10

Static

static

1

PO_200251-269312.js

windows7_x64

10

PO_200251-269312.js

windows10-2004_x64

10

Sharing

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General

  • Target

    1dab5c7ec0a9c66dee60aeee6a8af64c

  • Size

    502KB

  • Sample

    220715-hnwpfahdg4

  • MD5

    1dab5c7ec0a9c66dee60aeee6a8af64c

  • SHA1

    a460574e73ed703755d83999ca019f7d600ac0f1

  • SHA256

    3e4f71deec4d7f09a2b1d3d842f333c1a5b74b01586de7d4373c1b471268844f

  • SHA512

    08bdc1cf7bbe14acd2d3b6824c605e532b85dfa5526025a04248e3b7d80e597da701c442df050b280b2ab883bb8226eaab58905d5e2b06450b833d935774a624

Score
10/10
formbookxloadervs8gloaderpersistenceratspywarestealersuricatatrojan

Malware Config

Extracted

Family

xloader

Version

2.9

Campaign

vs8g

Decoy

xEVEsySadSMf8UUC

H8ZbYtGKWPCfp91+uS3TFo/F7tYacwDqHw==

L/St5UjIhTMzEHsb

8h8tDvq0nl8JCWoagxa0MVyvnA==

7bml44z9jZsZx8Co2T8=

EwH88ZtcOu8ehs2P2o6wv78FEe4+xRQ=

bTn3LpE1HfpPAXI=

nYxT+9GLhS1d3zzGJuTDlgpT

HxonIwh8TesenMCo2T8=

Ki83MiehhC9e1i7YQ/Wd32JsGcun

wHcUByFRMuEGh8Co2T8=

86tqpg/Jy60eFmMRPefDlgpT

grSUYa5yahUf8UUC

HVviVsk7Cb6Elc571pnSWCJ93G17PkiI

6LJ1qBPUtGNIl8Co2T8=

AYuWD33xt44VxsCo2T8=

/smXvLMh868VzQqs99/DlgpT

1kEMNVtaMw6KmN+YANYm+kA=

daarti3nbFVKnsCo2T8=

0EJM6cFFHvawA2U=

Targets

    • Target

      PO_200251-269312.js

    • Size

      363KB

    • MD5

      44caad4df8dbf71425f53a4164300228

    • SHA1

      bcbb189276805f815d92575e026ee95c59c2a772

    • SHA256

      3580439625a85986a0a0428e95a2c22b246c509e340082c3c03e24abc997c9d5

    • SHA512

      309ca938b4050518afe95b9b8c44c550ecfb6cdea5bea8d8ed7c42d302808bd78efb2ea0338f9f73442dde44ca0acb5702848b97f56183cde2e38516726f769c

    Score
    10/10
    xloadervs8gloaderpersistenceratsuricataformbookspywarestealertrojan

    • Formbook

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

      trojanspywarestealerformbook

    • Xloader

      Xloader is a rebranded version of Formbook malware.

      loaderxloader

    • 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

    • Xloader payload

      rat

    • Adds policy Run key to start application

      persistence

    • Blocklisted process makes network request

    • Executes dropped EXE

    • 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

Persistence

Registry Run Keys / Startup Folder

2
T1060

Privilege Escalation

Defense Evasion

Modify Registry

3
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Tasks