Overview

overview

10

Static

static

10

Solara_Boo...er.exe

windows7-x64

7

Solara_Boo...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    Solara_Bootstrapper.exe

  • Size

    75.5MB

  • Sample

    241208-1cfsysyrem

  • MD5

    d124aca753eecc51bd1583a48f91491c

  • SHA1

    a0d2a7009b9a3b8dd9058d7a0531feb15c860c89

  • SHA256

    9756bcea14859bd971afb8f33c4440bd2aedc64338843bb8615e6874300fd1a8

  • SHA512

    8b47476390d7a9aca9b7660fc3f042bf9e5f445833d085094ac3adc9bcfe113913eee6c03b7998dfe564c1779238a38c8538dd9335b9a629aff12fad94cb6314

  • SSDEEP

    1572864:FvhQ6lAT7vDSk8IpG7V+VPhqIbE7WTylPj4iY4MHHLeqPNLtDaSWDAFZiiMN:Fvh16TPSkB05awIxTy5nMHVLteSn5MN

Score
10/10
pysilonevasionexecutionpersistencepyinstallerupx

Malware Config

Targets

    • Target

      Solara_Bootstrapper.exe

    • Size

      75.5MB

    • MD5

      d124aca753eecc51bd1583a48f91491c

    • SHA1

      a0d2a7009b9a3b8dd9058d7a0531feb15c860c89

    • SHA256

      9756bcea14859bd971afb8f33c4440bd2aedc64338843bb8615e6874300fd1a8

    • SHA512

      8b47476390d7a9aca9b7660fc3f042bf9e5f445833d085094ac3adc9bcfe113913eee6c03b7998dfe564c1779238a38c8538dd9335b9a629aff12fad94cb6314

    • SSDEEP

      1572864:FvhQ6lAT7vDSk8IpG7V+VPhqIbE7WTylPj4iY4MHHLeqPNLtDaSWDAFZiiMN:Fvh16TPSkB05awIxTy5nMHVLteSn5MN

    Score
    9/10
    upxevasionexecutionpersistence

    • 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.

      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

Tasks