Overview

overview

10

Static

static

10

VlqT4JA.exe

windows7-x64

7

VlqT4JA.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    VlqT4JA.exe

  • Size

    86.9MB

  • Sample

    250208-y1r5sa1rbv

  • MD5

    563a8ce631eefab6ee7d1f2553980ca0

  • SHA1

    c993410884ce86bbe338729ad86d2202d180c285

  • SHA256

    b42587626804bf5ef18e4f23bf5c1cdbce0018007013d425de191d8a99d05685

  • SHA512

    3899353d550939b48c879ef2fed0adcffb64fcb3fa7f21fd9538f9c695dbbfa1aa3cb797072c6ac7d23c58a5b6a0322e863b54a80f93883e20609f96b2f77757

  • SSDEEP

    1572864:K2GKl+WdZsm/OkiqOv8im2A+79E7olitnnBiYgj+h58sMwA3e3VilcJ5Vrh:KnK4ssm/OknOv8i3J7pwpT503e3VhV

Score
10/10
pysilondefense_evasiondiscoveryexecutionpersistencepyinstallerupx

Malware Config

Targets

    • Target

      VlqT4JA.exe

    • Size

      86.9MB

    • MD5

      563a8ce631eefab6ee7d1f2553980ca0

    • SHA1

      c993410884ce86bbe338729ad86d2202d180c285

    • SHA256

      b42587626804bf5ef18e4f23bf5c1cdbce0018007013d425de191d8a99d05685

    • SHA512

      3899353d550939b48c879ef2fed0adcffb64fcb3fa7f21fd9538f9c695dbbfa1aa3cb797072c6ac7d23c58a5b6a0322e863b54a80f93883e20609f96b2f77757

    • SSDEEP

      1572864:K2GKl+WdZsm/OkiqOv8im2A+79E7olitnnBiYgj+h58sMwA3e3VilcJ5Vrh:KnK4ssm/OknOv8i3J7pwpT503e3VhV

    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

    • Downloads MZ/PE file

    • 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

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