Overview

overview

10

Static

static

3

Fling-auto...63.exe

windows10-2004-x64

10

Fling-auto...63.exe

windows11-ltsc_2024-x64

7

Sharing

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General

  • Target
    Fling-autoupdating17.272.93283.zip
  • Size 5.5MB
  • Sample260922-ty2tzsad68
  • SHA256 eb5a37205d3846a84f1e3b3bee120494f7e8dfa0b2b4aee67ac2b4d72e6f633e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
onyxc2backdoordiscovery

Malware Config

Extracted

Family

  • onyxc2

C2

  • akmuniverstall.top

Attributes
  • port

    443

  • url_path

    /7e243e2b5c5ds7he/backend/api/app.php

Targets

    • Target
      Fling-autoupdating51.278.2763.exe
    • Size 134.7MB
    • SHA256 93e3f9d8854fc31a50d2e70a017b24f22adc767e979922b5ef32078ed3567b46
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    backdoordiscoveryonyxc2

    • Family: OnyxC2

      OnyxC2 is a Windows backdoor written in C++.

      backdooronyxc2

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks