PDF static analysis report

Static analysis result for SHA-256 4ce43c337521bce7…

SUSPICIOUS

PDF

43.0 KB Created: 2021-05-16 02:04:50 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: b3572204b67324df0f64bee65504ed32 SHA-1: d6f94d99ef0f3c5f9099d4756dc31f1c3d7dc7ad SHA-256: 4ce43c337521bce789de30c7256202f4d66c89ec07a9293fb39b38e5ef4cf4c3
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs and a prominent link in the document body, all related to obtaining free in-game currency or items for popular games like Coin Master and Roblox. The ML classifier strongly flagged this PDF as malicious, and the presence of these links suggests a phishing or malware distribution attempt. No scripts were extracted, but the document's structure and content point towards a social engineering lure to drive users to external malicious sites.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9971

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 https://netcdn.xyz/app/406889139/coin-master-free-spin-link-daily-game-hack PDF link annotation
    • http://www.santytextiles.com/uploaded_files/userfiles/files/roblox-army-free-robux_GM431946152.pdfIn PDF document text
    • http://www.santytextiles.com/uploaded_files/userfiles/files/free-robux-generator-for-roblox-2021_GM431946152.pdfIn PDF document text
    • http://www.santytextiles.com/uploaded_files/userfiles/files/roblox-free-robux-hack_GM431946152.pdfIn PDF document text
    • http://www.santytextiles.com/uploaded_files/userfiles/files/roblox-free-robux-codes_GM431946152.pdfIn PDF document text
    • http://www.santytextiles.com/uploaded_files/userfiles/files/how-can-i-get-free-spins-on-coin-master_GM406889139.pdfIn PDF document text
    • http://www.santytextiles.com/uploaded_files/userfiles/files/free-spins-on-coin-master-2021_GM406889139.pdfIn PDF document text
    • http://www.santytextiles.com/uploaded_files/userfiles/files/real-free-robux-generator_GM431946152.pdfIn PDF document text
    • http://www.santytextiles.com/uploaded_files/userfiles/files/robux-download_GM431946152.pdfIn PDF document text
    • http://www.santytextiles.com/uploaded_files/userfiles/files/how-to-get-free-robux-without-downloading-anything_GM431946152.pdfIn PDF document text
    • http://www.santytextiles.com/uploaded_files/userfiles/files/mcpe-client_GM479516143.pdfIn PDF document text
    • http://www.santytextiles.com/uploaded_files/userfiles/files/coin-master-spins-hack_GM406889139.pdfIn PDF document text
    • http://www.santytextiles.com/uploaded_files/userfiles/files/how-do-you-get-free-robux-without-paying_GM431946152.pdfIn PDF document text
    • http://www.santytextiles.com/uploaded_files/userfiles/files/minecraft-hacked-client-18_GM479516143.pdfIn PDF document text
    • http://www.santytextiles.com/uploaded_files/userfiles/files/coin-master-admin-free-spins_GM406889139.pdfIn PDF document text
    • http://www.santytextiles.com/uploaded_files/userfiles/files/free-robux-scams_GM431946152.pdfIn PDF document text
    • http://www.santytextiles.com/uploaded_files/userfiles/files/robux-hack-me_GM431946152.pdfIn PDF document text
    • http://www.santytextiles.com/uploaded_files/userfiles/files/ios-coin-master-hack_GM406889139.pdfIn PDF document text
    • http://www.santytextiles.com/uploaded_files/userfiles/files/hack-free-spin-coin-master_GM406889139.pdfIn PDF document text
    • http://www.santytextiles.com/uploaded_files/userfiles/files/united-gaming-net-coin-master-hack_GM406889139.pdfIn PDF document text
    • http://www.santytextiles.com/uploaded_files/userfiles/files/free-robux-generator-2021-no-human-verification_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Related samples 4

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_003_off00004acf.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4ACF 25304 bytes
SHA-256: 05db440f41e58cd94a0f9fe6b2e6a28277d461566ae1634b16e68aef62a7bb44
font_01_sfnt_off00008523.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8523 18476 bytes
SHA-256: 4d7bc19d765ed14b6e344fbaa5525dcd59ad74125839c774178dc8727fe45f9e

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