Overview

overview

8

Static

static

1

PB 2400.js

windows10-2004-x64

8

PB 2400.js

windows11-ltsc_2024-x64

8

Sharing

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General

  • Target
    1c9de9fbc08d105f2b46bd7f6b7a8376fae0e73080d22cf0c3a6ada924027600.zip
  • Size 3.6MB
  • Sample260702-daj19sbt3w
  • SHA256 1c9de9fbc08d105f2b46bd7f6b7a8376fae0e73080d22cf0c3a6ada924027600
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
collectioncredential_accessdiscoveryexecutionspywarestealer

Malware Config

Targets

    • Target
      PB 2400.JS
    • Size 6.5MB
    • SHA256 48f8f9303da8baab31e347d8f5686fe4b13a3a34af9e34395a2b61f27fd0c2bd
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    8/10
    collectioncredential_accessdiscoveryexecutionspywarestealer

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

      credential_accessstealer

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Accesses Microsoft Outlook profiles

      collection

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

JavaScript

1
T1059.007

Persistence

Modify Authentication Process

1
T1556

Privilege Escalation

Defense Evasion

Modify Authentication Process

1
T1556

Credential Access

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Modify Authentication Process

1
T1556

Steal Web Session Cookie

1
T1539

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Browser Information Discovery

1
T1217

Query Registry

2
T1012

System Information Discovery

3
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Time Discovery

1
T1124

Lateral Movement

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Command and Control

Exfiltration

Impact

Tasks