Overview

overview

10

Static

static

1

Straya_Fre....7.bat

windows10-2004-x64

10

Sharing

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General

  • Target
    Straya_Free_Tweak_V1.7.bat
  • Size 393KB
  • Sample240325-wveldsfa48
  • SHA256 0f71d231f7e3065c592cb709953de14974e170e8e8308687f754b1e21200310a
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
adwarediscoveryevasionexploitpersistenceransomwarestealertrojan

Malware Config

Targets

    • Target
      Straya_Free_Tweak_V1.7.bat
    • Size 393KB
    • SHA256 0f71d231f7e3065c592cb709953de14974e170e8e8308687f754b1e21200310a
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    adwarediscoveryevasionexploitpersistenceransomwarestealertrojan

    • Modifies Windows Defender Real-time Protection settings

      evasiontrojan

    • Modifies security service

      evasion

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Modifies boot configuration data using bcdedit

      ransomwareevasion

    • Disables taskbar notifications via registry modification

      evasion

    • Modifies Installed Components in the registry

      persistence

    • Possible privilege escalation attempt

      exploit

    • Sets file execution options in registry

      persistence

    • Modifies file permissions

      discovery

    • Modifies system executable filetype association

      persistence

    • Registers COM server for autorun

      persistence

    • Drops desktop.ini file(s)

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

      stealeradware
    behavioral1

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

3
T1547.001

Browser Extensions

1
T1176

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

3
T1547.001

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

File and Directory Permissions Modification

1
T1222

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Impair Defenses

2
T1562

Disable or Modify Tools

2
T1562.001

Modify Registry

9
T1112

Credential Access

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

4
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

1
T1490

Tasks