Overview

overview

10

Static

static

10

source_prepared.exe

windows7-x64

8

source_prepared.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    source_prepared.exe

  • Size

    76.8MB

  • Sample

    240929-q6vtvszfkg

  • MD5

    bf4c26a1f9c449ba0cdc0dfcef64da56

  • SHA1

    99815b5bb549e6719a4c0c5968a21700c224054d

  • SHA256

    d4bd3928bc8a16c9377fdebf15da360c6c5c6b07871c7590d43a58a465857558

  • SHA512

    83dca20749b0464355f394a01fde09b80f728df8794e05e5820b16d2dfbdb329df3e4ad044786492282f2ca950dce9e4e101644ac7f3169be19274e718b04878

  • SSDEEP

    1572864:+vHcRl3WdmSk8IpG7V+VPhqYdfzE7tlhTgiYweyJulZUdg1herRdETV37U:+vHcR50mSkB05awcf2LVpuxherD4o

Score
10/10
pysilondiscoveryevasionexecutionpersistencepyinstallerupx

Malware Config

Targets

    • Target

      source_prepared.exe

    • Size

      76.8MB

    • MD5

      bf4c26a1f9c449ba0cdc0dfcef64da56

    • SHA1

      99815b5bb549e6719a4c0c5968a21700c224054d

    • SHA256

      d4bd3928bc8a16c9377fdebf15da360c6c5c6b07871c7590d43a58a465857558

    • SHA512

      83dca20749b0464355f394a01fde09b80f728df8794e05e5820b16d2dfbdb329df3e4ad044786492282f2ca950dce9e4e101644ac7f3169be19274e718b04878

    • SSDEEP

      1572864:+vHcRl3WdmSk8IpG7V+VPhqYdfzE7tlhTgiYweyJulZUdg1herRdETV37U:+vHcR50mSkB05awcf2LVpuxherD4o

    Score
    9/10
    discoveryupxevasionexecutionpersistence

    • 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.

      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

Browser Information Discovery

1
T1217

File and Directory Discovery

1
T1083

Query Registry

2
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Virtualization/Sandbox Evasion

1
T1497

Lateral Movement

Collection

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Tasks