PDF static analysis report

Static analysis result for SHA-256 cfcfe2cef6ca193c…

SUSPICIOUS

PDF

35.5 KB Created: 2021-07-20 11:30:42 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 0e5d7a1ef724a6e1f47df1199f0bf5a6 SHA-1: 5e836c95ca30c125f61f43c9a51b83ace1b15537 SHA-256: cfcfe2cef6ca193c227255bdcebfb3b2e6a784d6ff476069a65ae991b1e46382
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded links that lead to external websites, likely for downloading further malicious content or redirecting to phishing pages. The ML classifier strongly flagged this PDF as malicious, and the presence of multiple suspicious URLs reinforces this assessment. The document body and embedded link actions suggest a lure for game-related cheats or hacks, a common social engineering tactic.

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 http://netcdn.tw/app/406889139/haktuts-coin-master-free-daily-spins-game-hack PDF link annotation
    • http://wsit.at/images/minecraft-gun-games-free_GM479516143.pdfIn PDF document text
    • http://wsit.at/images/coin-master-free-2021-spin-link_GM406889139.pdfIn PDF document text
    • http://wsit.at/images/free-robux-games-on-roblox_GM431946152.pdfIn PDF document text
    • http://wsit.at/images/how-to-get-free-tiktok-fans_GM835599320.pdfIn PDF document text
    • http://wsit.at/images/get-free-followers-on-tiktok_GM835599320.pdfIn PDF document text
    • http://wsit.at/images/coin-master-free-spins-2021_GM406889139.pdfIn PDF document text
    • http://wsit.at/images/how-to-download-minecraft-for-free_GM479516143.pdfIn PDF document text
    • http://wsit.at/images/coin-master-free-spin-today_GM406889139.pdfIn PDF document text
    • http://wsit.at/images/free-tiktok-followers-no-human-verification_GM835599320.pdfIn PDF document text
    • http://wsit.at/images/how-do-i-get-minecraft-for-free_GM479516143.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_off0000325c.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x325C 23628 bytes
SHA-256: bdbca92933982a8a20577183bb7fcfda410129fb4e5fce32a8e2ddd42a34690c
font_01_sfnt_off0000680d.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x680D 18620 bytes
SHA-256: ded7de44f7a870837d4ef416985ae0b9ef78dce3540f45b1558d033e63b05ca7

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