PDF static analysis report

Static analysis result for SHA-256 355d5f2cb5094599…

SUSPICIOUS

PDF

37.8 KB Created: 2021-05-24 03:38:58 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: d5da8a1100bf2666ceadfbabe0845d32 SHA-1: 671bfb7f5d315602f4e4eff2dde7b6fc571bc795 SHA-256: 355d5f2cb5094599b80fb586038fceaf71fac94ccbaddc22cb01965b634818a9
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains an embedded URL pointing to a site offering 'free TikTok Likes Trial' and 'game hack' services, which is a common lure for phishing or malware distribution. The ML classifier also flagged the PDF as malicious. While no scripts were directly extracted, the presence of external URIs and the document's deceptive content suggest an attempt to trick the user into navigating to a potentially harmful site.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9447

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/835599320/free-tiktok-likes-trial-game-hack PDF link annotation
    • https://www.croydex.com/uploads/files/files/free-coins-and-spins-coin-master_GM406889139.pdfIn PDF document text
    • https://www.croydex.com/uploads/files/files/roblox-admin-hack_GM431946152.pdfIn PDF document text
    • https://www.croydex.com/uploads/files/files/www-coin-master-hack-xyz_GM406889139.pdfIn PDF document text
    • https://www.croydex.com/uploads/files/files/can-you-get-robux-for-free_GM431946152.pdfIn PDF document text
    • https://www.croydex.com/uploads/files/files/how-to-get-free-spins-on-coin-master-blogspot_GM406889139.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_off000037b8.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x37B8 26232 bytes
SHA-256: e3431317186682f666da095a5450508203f64c9500dd73234c382a83263258e8
font_01_sfnt_off0000741d.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x741D 17756 bytes
SHA-256: 9d76c6faa2ac5c2cb25d5c28859cdf9fe3589154660ff5d1bcb1376c3aae0ade

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