PDF static analysis report

Static analysis result for SHA-256 f86aa80ea0040c9e…

SUSPICIOUS

PDF

33.9 KB Created: 2021-06-20 22:25:47 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 05c2fd3fffce417206484eb6c9ec6999 SHA-1: c65c492a09ef2a0d23130e563a7772993a8e94e1 SHA-256: f86aa80ea0040c9eeb41aa4072db03fc87f6cc50f8d55b7ce6e2ad61fbd9f7bc
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains numerous embedded URLs and text related to 'free Robux' and game hacks, strongly suggesting a phishing or scam attempt. The ML classifier also flagged this PDF as malicious with high confidence. The presence of external URIs indicates an attempt to redirect the user to a potentially malicious website, likely to deliver a second-stage payload or collect user information.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9980

Heuristics 3

  • Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON
    Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
  • External URI info PDF_URI
    PDF contains an external URL action
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL http://netcdn.co/app/431946152/earn-robux-free-surveys-game-hack PDF link annotation
    • http://gc-sistemas.com.ar/images/how-to-get-free-wings-in-roblox-2021-may_GM431946152.pdfIn PDF document text
    • http://gc-sistemas.com.ar/images/how-to-get-bloxburg-free-on-roblox_GM431946152.pdfIn PDF document text
    • http://gc-sistemas.com.ar/images/how-to-hack-roblox-to-get-robux_GM431946152.pdfIn PDF document text
    • http://gc-sistemas.com.ar/images/free-roblox-gift-card-codes-2021-no-survey_GM431946152.pdfIn PDF document text
    • http://gc-sistemas.com.ar/images/how-to-make-roblox-pants-for-free_GM431946152.pdfIn PDF document text
    • http://gc-sistemas.com.ar/images/roblox-jailbreak-hack_GM431946152.pdfIn PDF document text
    • http://gc-sistemas.com.ar/images/coin-master-free-download-pc_GM406889139.pdfIn PDF document text
    • http://gc-sistemas.com.ar/images/can-i-play-minecraft-for-free_GM479516143.pdfIn PDF document text
    • http://gc-sistemas.com.ar/images/robux-fun-hack_GM431946152.pdfIn PDF document text
    • http://gc-sistemas.com.ar/images/comment-hacker-dans-roblox-pcc_GM431946152.pdfIn PDF document text
    • http://gc-sistemas.com.ar/images/roblox-but_GM431946152.pdfIn PDF document text
    • http://gc-sistemas.com.ar/images/roblox-money-cheat-engine_GM431946152.pdfIn PDF document text
    • http://gc-sistemas.com.ar/images/tiktok-likes-for-free_GM835599320.pdfIn PDF document text
    • http://gc-sistemas.com.ar/images/free-robux-ad_GM431946152.pdfIn PDF document text
    • http://gc-sistemas.com.ar/images/master-coin-hack-apk_GM406889139.pdfIn PDF document text
    • http://gc-sistemas.com.ar/images/robloxhacks_GM431946152.pdfIn PDF document text
    • http://gc-sistemas.com.ar/images/free-robux-codes_GM431946152.pdfIn PDF document text
    • http://gc-sistemas.com.ar/images/minecraft-bedrock-free-download_GM479516143.pdfIn PDF document text
    • http://gc-sistemas.com.ar/images/free-robux-discord_GM431946152.pdfIn PDF document text
    • http://gc-sistemas.com.ar/images/zeph-march-2021-has-roblox-been-hacked_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Related samples 2

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00002e11.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2E11 22208 bytes
SHA-256: 9dfa41028a59aa159f82a35838d41abad8b534fc631031b758ea55c89349cde4
font_01_sfnt_off00005f7b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5F7B 19012 bytes
SHA-256: dfc163c5a9671af348f7e326554c84f39f7489b489e841d87cfa975195d7e0ea

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