Overview

overview

10

Static

static

3

monster.exe

windows7-x64

10

monster.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    monster.exe (2).zip

  • Size

    10.7MB

  • Sample

    241028-x99whstkap

  • MD5

    5a4870a85721f268c22308efd8486282

  • SHA1

    ba83457cf3a3ccdee626c7631e2e186986368083

  • SHA256

    b20834399c52d8e66872095252dc600a74be375485de8951e38fe5469efeee89

  • SHA512

    8937d2e09fbeb497902b0f2d8e91bba75197695ad4072938f634a1bf55a1c09381d5cae548094bb5edd176d323708e3124179e6ed260374bbf8098142e82dd7f

  • SSDEEP

    196608:sEVLBgikP3YUukengfOl6geSSDB7yHEVaOYY7VrRAeHG52GZJUxEyoi5dJtfDZhV:s495BUuk32ogsByHEYOZr7HA2BEyokJD

Score
10/10
exelastealermonstercollectiondefense_evasiondiscoveryevasionpersistenceprivilege_escalationspywarestealer

Malware Config

Targets

    • Target

      monster.exe.bin

    • Size

      10.7MB

    • MD5

      3f4f5c57433724a32b7498b6a2c91bf0

    • SHA1

      04757ff666e1afa31679dd6bed4ed3af671332a3

    • SHA256

      0608a7559f895fab33ae65bbfbdc5bebd21eea984f76e1b5571c80906824d665

    • SHA512

      cf572ca616b4f4e6e472e33e8d6d90b85d5885fa64d8bca4507450d66d65057efa771f58c31ea13f394fd0e7b0ff2fcaa9d54c61f28b27b98a79c27bc964f935

    • SSDEEP

      196608:mRu4YAJSAfoaqA6U+L5LsSmyYbH6t08RMQcCqcGUIRBw0xvH77Y:2u4YAJSAfoaZ0sSmpH6W8R/RVIc2vH7

    Score
    10/10
    monsterstealerexelastealercollectiondefense_evasiondiscoveryevasionpersistenceprivilege_escalationspyware

    • Detects Monster Stealer.

    • Exela Stealer

      Exela Stealer is an open source stealer originally written in .NET and later transitioned to Python that was first observed in August 2023.

      stealerexelastealer

    • Exelastealer family

      exelastealer

    • Monster

      Monster is a Golang stealer that was discovered in 2024.

      stealermonster

    • Monster family

      monster

    • Grants admin privileges

      Uses net.exe to modify the user's privileges.

    • Modifies Windows Firewall

      evasion

    • Clipboard Data

      Adversaries may collect data stored in the clipboard from users copying information within or between applications.

      collection

    • 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

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Network Service Discovery

      Attempt to gather information on host's network.

      discovery

    • Enumerates processes with tasklist

      discovery

    • Hide Artifacts: Hidden Files and Directories

      defense_evasion
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

Persistence

Account Manipulation

1
T1098

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Account Manipulation

1
T1098

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Credential Access

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Browser Information Discovery

1
T1217

Network Service Discovery

1
T1046

Permission Groups Discovery

1
T1069

Local Groups

1
T1069.001

Process Discovery

1
T1057

System Information Discovery

3
T1082

System Network Configuration Discovery

1
T1016

Wi-Fi Discovery

1
T1016.002

System Network Connections Discovery

1
T1049

Lateral Movement

Collection

Clipboard Data

1
T1115

Data from Local System

2
T1005

Command and Control

Exfiltration

Impact

Tasks