Malicious PDF — malware analysis report

Static analysis result for SHA-256 7b0ba79a74882402…

MALICIOUS

PDF

46.8 KB Created: 2021-06-08 17:22:16 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04
MD5: 534f1225ae2123c4c8252a2588d02272 SHA-1: dfd3ca204cdd8c273a2ceeafc76c9474600ff1dd SHA-256: 7b0ba79a74882402c78d486170f858ab060d1463c4353e4ac2d7928aa3a4431a
100 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a link to a known malicious redirector, which is a strong indicator of malicious intent. The document body, though partially corrupted, suggests a lure related to hacking game accounts, further supporting a phishing or social engineering attack. The presence of multiple embedded URLs pointing to potentially malicious domains reinforces the assessment that this document is designed to redirect users to harmful content.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9832

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 https://netcdn.tw/app/431946152/how-to-hack-people In PDF document text
    • http://cepobajodeva.com/images/coin-master-online-hack-generator_GM406889139.pdfIn PDF document text
    • http://cepobajodeva.com/images/free-spins-coin-master_GM406889139.pdfIn PDF document text
    • http://cepobajodeva.com/images/free-robux-com-roblox_GM431946152.pdfIn PDF document text
    • http://cepobajodeva.com/images/coin-master-hack-tool_GM406889139.pdfIn PDF document text
    • http://cepobajodeva.com/images/how-to-get-free-robux-on-computer_GM431946152.pdfIn PDF document text
    • http://cepobajodeva.com/images/how-to-get-minecraft-realms-for-free_GM479516143.pdfIn PDF document text
    • http://cepobajodeva.com/images/roblox-comroblox_GM431946152.pdfIn PDF document text
    • http://cepobajodeva.com/images/coin-master-get-free-cards_GM406889139.pdfIn PDF document text
    • http://cepobajodeva.com/images/roblox-avatar-maker-free_GM431946152.pdfIn PDF document text
    • http://cepobajodeva.com/images/get-free-coins-on-coin-master_GM406889139.pdfIn PDF document text
    • http://cepobajodeva.com/images/coin-master-15-free-spin-link-of-last-5-days_GM406889139.pdfIn PDF document text
    • http://cepobajodeva.com/images/spin-coin-master-free_GM406889139.pdfIn PDF document text
    • http://cepobajodeva.com/images/master-hack-coin_GM406889139.pdfIn PDF document text
    • http://cepobajodeva.com/images/roblox-studio-free_GM431946152.pdfIn PDF document text
    • http://cepobajodeva.com/images/how-to-get-free-robux-on-mobile_GM431946152.pdfIn PDF document text
    • http://cepobajodeva.com/images/coin-master-hack-spin-160-pro_GM406889139.pdfIn PDF document text
    • http://cepobajodeva.com/images/free-robux-scam_GM431946152.pdfIn PDF document text
    • http://cepobajodeva.com/images/how-to-get-100-free-spins-on-coin-master_GM406889139.pdfIn PDF document text
    • http://cepobajodeva.com/images/free-robux-sites-that-work_GM431946152.pdfIn PDF document text
    • http://cepobajodeva.com/images/coin-master-hack-apk-2021-download_GM406889139.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000052bb.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x52BB 29424 bytes
SHA-256: 4dd33ca8ffd7660523bcc69aab7534f8c5d53fe1f62099e408c2b1c7eba6bdfd
font_01_sfnt_off0000927b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x927B 18912 bytes
SHA-256: 1c8a4c723ee0bdda7642cc23d3ca1a43585c95317091285e90fc8691f694d80c

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