Overview

overview

10

Static

static

10

source_prepared.exe

windows7-x64

7

source_prepared.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    source_prepared.exe

  • Size

    83.1MB

  • Sample

    250209-xy3caszpb1

  • MD5

    814dc1bea8267c6ae801342770484b0f

  • SHA1

    677b96f1d6b95d7ce8043f22e1fa17a07c0f5729

  • SHA256

    54688d6636962043c25c84278eddc01863a5a2d43a57e00e1b33d519ad2924c6

  • SHA512

    1821be5eb0d44b90ae899fadf3f1243573a396b986a5495b183ca2fe7b1523dc7eeaaf6c94f1756b42fd5204e8453c5db6ae6232877d05d796c98b57a6b75c1b

  • SSDEEP

    1572864:xVjlVWU6eFm7OkiqOv8im2ARxE71lhpBB8iYweyJulZUdgP7mNhDzcv7ZH1O3:jb0eFm7OknOv8i3KGLpnNpur7ihnOrO3

Score
10/10
pysilondefense_evasiondiscoveryexecutionpersistencepyinstallerupx

Malware Config

Targets

    • Target

      source_prepared.exe

    • Size

      83.1MB

    • MD5

      814dc1bea8267c6ae801342770484b0f

    • SHA1

      677b96f1d6b95d7ce8043f22e1fa17a07c0f5729

    • SHA256

      54688d6636962043c25c84278eddc01863a5a2d43a57e00e1b33d519ad2924c6

    • SHA512

      1821be5eb0d44b90ae899fadf3f1243573a396b986a5495b183ca2fe7b1523dc7eeaaf6c94f1756b42fd5204e8453c5db6ae6232877d05d796c98b57a6b75c1b

    • SSDEEP

      1572864:xVjlVWU6eFm7OkiqOv8im2ARxE71lhpBB8iYweyJulZUdgP7mNhDzcv7ZH1O3:jb0eFm7OknOv8i3KGLpnNpur7ihnOrO3

    Score
    9/10
    upxdefense_evasiondiscoveryexecutionpersistence

    • Enumerates VirtualBox DLL files

    • Command and Scripting Interpreter: PowerShell

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

      execution

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      defense_evasion

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Legitimate hosting services abused for malware hosting/C2

    • UPX packed file

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

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Modify Registry

1
T1112

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Discovery

File and Directory Discovery

1
T1083

Peripheral Device Discovery

1
T1120

Query Registry

1
T1012

System Information Discovery

1
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Network Configuration Discovery

1
T1016

Internet Connection Discovery

1
T1016.001

Virtualization/Sandbox Evasion

1
T1497

Lateral Movement

Collection

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Tasks