Overview

overview

10

Static

static

3

Solara.exe

windows11-21h2-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    Solara.exe

  • Size

    13.7MB

  • Sample

    250112-f7686symat

  • MD5

    cc6d7a6b17febe201b7f7d26ce944c08

  • SHA1

    231e8439c0facca7cc4b730bf950351d48e3a7c2

  • SHA256

    b1883486b5e6da993af6deb6f4d0f524ccdc6317bdc32ed50dccd1799867a3bd

  • SHA512

    c2abd5a8a59e09951df3d17b591442097cb2615a57abbef9afee9660dcd59ece483ca9a6ab4e83a622235eef4c75ef64dc2b32b58829cef8c485e1517e9ba652

  • SSDEEP

    393216:KsEANEX3gBGYVwwoE0VhUqE7SlO9h4m/a360m:KhIEX3kGN/XBEWs4EA60m

Score
10/10
exelastealercollectiondefense_evasiondiscoveryevasionexecutionpersistenceprivilege_escalationpyinstallerransomwarespywarestealerupx

Malware Config

Targets

    • Target

      Solara.exe

    • Size

      13.7MB

    • MD5

      cc6d7a6b17febe201b7f7d26ce944c08

    • SHA1

      231e8439c0facca7cc4b730bf950351d48e3a7c2

    • SHA256

      b1883486b5e6da993af6deb6f4d0f524ccdc6317bdc32ed50dccd1799867a3bd

    • SHA512

      c2abd5a8a59e09951df3d17b591442097cb2615a57abbef9afee9660dcd59ece483ca9a6ab4e83a622235eef4c75ef64dc2b32b58829cef8c485e1517e9ba652

    • SSDEEP

      393216:KsEANEX3gBGYVwwoE0VhUqE7SlO9h4m/a360m:KhIEX3kGN/XBEWs4EA60m

    Score
    10/10
    exelastealercollectiondefense_evasiondiscoveryevasionexecutionpersistenceprivilege_escalationpyinstallerransomwarespywarestealerupx

    • 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

    • Grants admin privileges

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

    • Renames multiple (52) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • 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

    • Adds Run key to start application

      persistence

    • 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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx
    behavioral1

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

2
T1059

PowerShell

1
T1059.001

Persistence

Account Manipulation

1
T1098

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

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

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

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

Modify Registry

1
T1112

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

4
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