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Overview

overview

9

Static

static

3

Mw3Chair.exe

windows7-x64

8

Mw3Chair.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    Mw3Chair.exe

  • Size

    93.8MB

  • Sample

    240915-cb864szdle

  • MD5

    2dfdda495ef398f421af9821ec5bd6fb

  • SHA1

    7bc7a0716e47064842c2616a2fe1a5a6c4ebaf24

  • SHA256

    f77744f36fab5f4abb3ae0cf2bfade543ec90472bcdef6508bddf38493fa6873

  • SHA512

    1c2af9e84ef2cbe0949e02e3e62cb0a178c53e05260ba0887888e7ff78adcc13d60f0ac4b444a1d3733ef462249b96be17c04d211c08e5dcbd6d42fd5673e508

  • SSDEEP

    1572864:509tMO8gn6D68Uzusf2nhqQVGNgV2UIsVHBfgxXW5snXOyi4oLmm0GTjuME7:pTgOizfeR6gV2Vy4xXW5sXOPAxMjuMW

Score
9/10
credential_accessdefense_evasiondiscoveryevasionexecutionprivilege_escalationspywarestealer

Malware Config

Targets

    • Target

      Mw3Chair.exe

    • Size

      93.8MB

    • MD5

      2dfdda495ef398f421af9821ec5bd6fb

    • SHA1

      7bc7a0716e47064842c2616a2fe1a5a6c4ebaf24

    • SHA256

      f77744f36fab5f4abb3ae0cf2bfade543ec90472bcdef6508bddf38493fa6873

    • SHA512

      1c2af9e84ef2cbe0949e02e3e62cb0a178c53e05260ba0887888e7ff78adcc13d60f0ac4b444a1d3733ef462249b96be17c04d211c08e5dcbd6d42fd5673e508

    • SSDEEP

      1572864:509tMO8gn6D68Uzusf2nhqQVGNgV2UIsVHBfgxXW5snXOyi4oLmm0GTjuME7:pTgOizfeR6gV2Vy4xXW5sXOPAxMjuMW

    Score
    9/10
    discoveryevasionexecutioncredential_accessdefense_evasionprivilege_escalationspywarestealer

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

      credential_accessstealer

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

      execution

    • Disables Task Manager via registry modification

      evasion

    • Stops running service(s)

      evasionexecution

    • 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

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

System Services

1
T1569

Service Execution

1
T1569.002

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Privilege Escalation

Access Token Manipulation

1
T1134

Create Process with Token

1
T1134.002

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Defense Evasion

Access Token Manipulation

1
T1134

Create Process with Token

1
T1134.002

Impair Defenses

1
T1562

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

Query Registry

2
T1012

System Information Discovery

4
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Service Stop

1
T1489

Tasks