Malicious PDF — malware analysis report

Static analysis result for SHA-256 edb652048eb0c303…

MALICIOUS

PDF

33.3 KB Created: 2021-07-22 16:42:36 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04
MD5: 38946f3c95e104d3bf019ff964f42ed2 SHA-1: 7e3349d2218527f42a6296c21bcea015b9d1e3ae SHA-256: edb652048eb0c303a4d7905b1de119c0e221acafaddc89db39225a95cfad8174
100 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a malicious redirector link and a deceptive 'CLICK HERE TO ACCESS ROBUX GENERATOR' call-to-action, aiming to trick users into visiting a malicious URL. The ML classifier also strongly flagged this PDF as malicious. The embedded URLs and document body content suggest a lure for free Robux or game hacks, likely leading to a phishing or malware download site.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9942

Heuristics 3

  • PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK
    PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
  • 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
  • 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.tw/app/431946152/robuxlove-.net-free-robux-game-hack In PDF document text
    • https://www.bayrischestaferl.de/images/how-to-hack-people-on-roblox_GM431946152.pdfIn PDF document text
    • https://www.bayrischestaferl.de/images/minecraft-java-edition-redeem-code-free-2021_GM479516143.pdfIn PDF document text
    • https://www.bayrischestaferl.de/images/how-to-get-free-tiktok-followers_GM835599320.pdfIn PDF document text
    • https://www.bayrischestaferl.de/images/how-to-get-free-robux-for-real_GM431946152.pdfIn PDF document text
    • https://www.bayrischestaferl.de/images/how-to-get-minecraft-pocket-edition-for-free_GM479516143.pdfIn PDF document text
    • https://www.bayrischestaferl.de/images/roblox-hack-com_GM431946152.pdfIn PDF document text
    • https://www.bayrischestaferl.de/images/robux-hack-me_GM431946152.pdfIn PDF document text
    • https://www.bayrischestaferl.de/images/minecraft-free-download-iphone_GM479516143.pdfIn PDF document text
    • https://www.bayrischestaferl.de/images/free-minecraft-java-account_GM479516143.pdfIn PDF document text
    • https://www.bayrischestaferl.de/images/coin-master-free-spins-link-today-facebook_GM406889139.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Related samples 8

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
stream_002_off00002d74.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x2D74 22416 bytes
SHA-256: b633a632ac4c01b6a5fd1eed0ac3d55d9954d3b4dd43e9251b809cba285a3e64
font_01_sfnt_off00005f30.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5F30 18560 bytes
SHA-256: 2ef6922c4f6dbf81cd4ba77372bc83af8b42f3f32752200680693dd434acbf66

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