Overview

overview

10

Static

static

e9a38a7070...391.js

windows7_x64

10

e9a38a7070...391.js

windows10-2004_x64

10

Sharing

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General

  • Target

    e9a38a70702783f7160cfbaf85089391.js.vir

  • Size

    482KB

  • Sample

    220630-jq7edshaen

  • MD5

    b2a4157963d9a910574c156d818011f0

  • SHA1

    0b0d0e5257f382b17d5ae02dffce5930e195a7b3

  • SHA256

    e5df0d2f8e03f2ed54459a2de4e4684dc11dce25f96dcaa5d1354fc8137bb606

  • SHA512

    e970824ff3d3d756deaf6d6ff0bc01516f1638850baa9a1aa0c489e312da2f65f22555f6f81454695831122aa0d7a4b29d107afd3d1f722bbd4735556a805628

Score
10/10
asyncratformbookxloaderdefaultvs8gloaderpersistenceratspywarestealersuricatatrojan

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

Default

C2

franmhort.duia.ro:8153

Mutex

Mutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    true

  • install_file

    win.exe

  • install_folder

    %AppData%

aes.plain

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

      e9a38a70702783f7160cfbaf85089391.js.vir

    • Size

      482KB

    • MD5

      b2a4157963d9a910574c156d818011f0

    • SHA1

      0b0d0e5257f382b17d5ae02dffce5930e195a7b3

    • SHA256

      e5df0d2f8e03f2ed54459a2de4e4684dc11dce25f96dcaa5d1354fc8137bb606

    • SHA512

      e970824ff3d3d756deaf6d6ff0bc01516f1638850baa9a1aa0c489e312da2f65f22555f6f81454695831122aa0d7a4b29d107afd3d1f722bbd4735556a805628

    Score
    10/10
    asyncratxloaderdefaultvs8gloaderpersistenceratsuricataformbookspywarestealertrojan

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers.

      ratasyncrat

    • 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

    • suricata: ET MALWARE Generic AsyncRAT Style SSL Cert

      suricata: ET MALWARE Generic AsyncRAT Style SSL Cert

      suricata

    • suricata: ET MALWARE Observed Malicious SSL Cert (AsyncRAT Server)

      suricata: ET MALWARE Observed Malicious SSL Cert (AsyncRAT Server)

      suricata

    • Async RAT payload

      rat

    • Xloader Payload

      rat

    • Adds policy Run key to start application

      persistence

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spywarestealer

    • 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

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
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