PDF static analysis report

Static analysis result for SHA-256 a7f40c97fdc456a3…

SUSPICIOUS

PDF

35.1 KB Created: 2021-07-01 07:17:13 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: f83f0bde2cd65ba43d77a73840c0e095 SHA-1: 81a5b0c27f16d825b3b39c2d1bfb4368d8bc129d SHA-256: a7f40c97fdc456a311130522eb59eb428a32ab6cf4938998842cd4f13a2b8017
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded URLs and text promoting free in-game items for popular games like Roblox and Minecraft, suggesting a lure for potentially malicious downloads. The ML classifier strongly flagged this PDF as malicious, and the presence of external URIs indicates an attempt to redirect the user to external resources. While no scripts were explicitly extracted, the document's structure and content align with phishing or malware distribution tactics.

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/free-roblox-accounts-with-robux-that-work-2021-game-hack PDF link annotation
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/minecraft-pe-apk-download-free-015-0_GM479516143.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/how-to-get-free-robux-easy-2021_GM431946152.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/minecraft-pvp-hacks_GM479516143.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/how-to-get-free-spins-on-coin-master-2021_GM406889139.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/coin-master-heaven_GM406889139.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/coin-master-hack-tool-2021_GM406889139.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/how-to-download-minecraft-for-free-on-iphone_GM479516143.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/coin-master-hack-app-for-ios_GM406889139.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/flip-master-free-coins_GM406889139.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/minecraft-survival-hacks_GM479516143.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/minecraft-hack-2021_GM479516143.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/free-roblox-codes_GM431946152.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/how-to-get-free-robux-without-downloading-apps-2021_GM431946152.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/is-java-minecraft-free_GM479516143.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/unlimited-robux_GM431946152.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/where-to-get-free-robux_GM431946152.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/coin-master-hack-spins-android_GM406889139.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/a-lot-of-robux_GM431946152.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/free-robux-no-human-verification-no-survey_GM431946152.pdfIn PDF document text
    • https://teknikkaryamandiri.com/ckfinder/userfiles/files/free-2021-robux_GM431946152.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
font_00_sfnt_off00002f11.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2F11 22580 bytes
SHA-256: 68a6ca14575c4f012b2050bb5ab445b9995fc4db8ccf3ca09f8ebc46e273ed1a
font_01_sfnt_off00006196.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6196 19948 bytes
SHA-256: 25c875579330c816dc270a6cc831986c277f5cf3e4bf50255e97f253356454b0

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