Overview

overview

10

Static

static

10

SolaraBoostrapper.exe

windows7-x64

7

SolaraBoostrapper.exe

windows10-1703-x64

10

SolaraBoostrapper.exe

windows10-2004-x64

9

SolaraBoostrapper.exe

windows11-21h2-x64

9

Sharing

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General

  • Target

    SolaraBoostrapper.exe

  • Size

    6.0MB

  • Sample

    240902-skkswatfqd

  • MD5

    05f2fde0f8f71c04fd1263965d648e7c

  • SHA1

    17aa36a2f0fe9142f7a6ec4585512a35d5ad9d9d

  • SHA256

    25206984b9059853f3f09b6ababc446e2c63eb54bce5ff2173d178a8acff6780

  • SHA512

    e245539db5b0d1f19b5b388ce6c78f8cfdcea49040c9772fca5f737d9b77aff963178d81f2c9d84aa24f0f48f6a3fa470bcfc7b3aea16c8e265a5c7643ea48f5

  • SSDEEP

    98304:61EtdFBg/amaHl3Ne4i3gmtfXJOLhx9fZAzDJ4wzQgsRuGK4R0BMXb3OJGTF:6MFLeN/FJMIDJf0gsAGK4R0uXzTF

Score
10/10
blankgrabbercollectioncredential_accessdefense_evasiondiscoveryevasionexecutionpersistenceprivilege_escalationspywarestealerupx

Malware Config

Targets

    • Target

      SolaraBoostrapper.exe

    • Size

      6.0MB

    • MD5

      05f2fde0f8f71c04fd1263965d648e7c

    • SHA1

      17aa36a2f0fe9142f7a6ec4585512a35d5ad9d9d

    • SHA256

      25206984b9059853f3f09b6ababc446e2c63eb54bce5ff2173d178a8acff6780

    • SHA512

      e245539db5b0d1f19b5b388ce6c78f8cfdcea49040c9772fca5f737d9b77aff963178d81f2c9d84aa24f0f48f6a3fa470bcfc7b3aea16c8e265a5c7643ea48f5

    • SSDEEP

      98304:61EtdFBg/amaHl3Ne4i3gmtfXJOLhx9fZAzDJ4wzQgsRuGK4R0BMXb3OJGTF:6MFLeN/FJMIDJf0gsAGK4R0uXzTF

    Score
    10/10
    upxcollectioncredential_accessdefense_evasiondiscoveryevasionexecutionpersistenceprivilege_escalationspywarestealer

    • Deletes Windows Defender Definitions

      Uses mpcmdrun utility to delete all AV definitions.

      evasion

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

      credential_accessstealer

    • Command and Scripting Interpreter: PowerShell

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

      execution

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

      execution

    • Drops file in Drivers directory

    • 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

    • UPX packed file

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

      upx

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

      credential_accessstealer

    • Accesses cryptocurrency files/wallets, possible credential harvesting

      spyware

    • 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.

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

      defense_evasion

    • Enumerates processes with tasklist

      discovery

    • Hide Artifacts: Hidden Files and Directories

      defense_evasion
    behavioral1behavioral2behavioral3behavioral4

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

3
T1059

PowerShell

2
T1059.001

Persistence

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

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

Obfuscated Files or Information

1
T1027

Command Obfuscation

1
T1027.010

Credential Access

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Unsecured Credentials

3
T1552

Credentials In Files

3
T1552.001

Discovery

Browser Information Discovery

1
T1217

Process Discovery

1
T1057

Remote System Discovery

1
T1018

System Information Discovery

3
T1082

System Network Configuration Discovery

2
T1016

Internet Connection Discovery

1
T1016.001

Wi-Fi Discovery

1
T1016.002

Lateral Movement

Collection

Clipboard Data

1
T1115

Data from Local System

2
T1005

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Tasks