PDF static analysis report

Static analysis result for SHA-256 4ab310007e634a76…

SUSPICIOUS

PDF

42.2 KB Created: 2021-05-16 10:44:48 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 8cacf2d3f866c30ea0c72e337d7def45 SHA-1: 65192a0d5eab4e778bda75f38d7327334111d992 SHA-256: 4ab310007e634a765068c9ad9818381da6e4b08ef67c1da7fe961e12f00fd301
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The document contains multiple embedded URLs and a prominent external URI pointing to sites offering free game-related items, strongly suggesting a phishing or scam lure. The ML classifier also flagged this PDF as malicious. While no scripts were explicitly extracted, the presence of embedded URLs and the nature of the lures indicate a likely attempt to redirect users to malicious content or download further payloads.

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/claim-coin-master-free-spins-game-hack PDF link annotation
    • http://hk-kan.org/images/show-me-how-to-get-free-robux_GM431946152.pdfIn PDF document text
    • http://hk-kan.org/images/hack-the-coin-master_GM406889139.pdfIn PDF document text
    • http://hk-kan.org/images/coin-master-hack-lost-world-2021_GM406889139.pdfIn PDF document text
    • http://hk-kan.org/images/how-you-get-free-robux_GM431946152.pdfIn PDF document text
    • http://hk-kan.org/images/coin-master-free-spins-daily-2021_GM406889139.pdfIn PDF document text
    • http://hk-kan.org/images/coin-master-hack-program_GM406889139.pdfIn PDF document text
    • http://hk-kan.org/images/hack-coin-master-ios-download_GM406889139.pdfIn PDF document text
    • http://hk-kan.org/images/minecraft-java-hacks_GM479516143.pdfIn PDF document text
    • http://hk-kan.org/images/coin-master-free-spins-save_GM406889139.pdfIn PDF document text
    • http://hk-kan.org/images/how-can-i-get-free-robux_GM431946152.pdfIn PDF document text
    • http://hk-kan.org/images/spin-and-coin-link_GM406889139.pdfIn PDF document text
    • http://hk-kan.org/images/free-minecraft-codes-2021_GM479516143.pdfIn PDF document text
    • http://hk-kan.org/images/is-roblox-free-on-nintendo-switch_GM431946152.pdfIn PDF document text
    • http://hk-kan.org/images/free-robux-with-no-human-verification_GM431946152.pdfIn PDF document text
    • http://hk-kan.org/images/how-to-get-free-robux-without-human-verification_GM431946152.pdfIn PDF document text
    • http://hk-kan.org/images/free-spins-coin-master-app-ios_GM406889139.pdfIn PDF document text
    • http://hk-kan.org/images/is-there-any-way-to-get-free-robux_GM431946152.pdfIn PDF document text
    • http://hk-kan.org/images/coin-master-hacks-no-surveys_GM406889139.pdfIn PDF document text
    • http://hk-kan.org/images/how-do-you-get-roblox-for-free_GM431946152.pdfIn PDF document text
    • http://hk-kan.org/images/how-to-hack-roblox-accounts_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
stream_003_off00004a1f.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4A1F 24988 bytes
SHA-256: ca3b7a3e23d0dc3e226a9892af742ceac4218ac2ea0091573a092497804e894c
font_01_sfnt_off000082e7.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x82E7 18220 bytes
SHA-256: 51400cf6f83d27ff8541fca55c054d9c932d538c26085d145cd133625b41aeb8

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