PDF static analysis report

Static analysis result for SHA-256 464bc9e941300f8d…

SUSPICIOUS

PDF

37.1 KB Created: 2021-05-18 00:01:05 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 072f95567b18431422a0f3ff4726ec60 SHA-1: 1b2af6b79f2b04c6b9c305a39efe4845adb44ebd SHA-256: 464bc9e941300f8df59eeee5446dfcac9f12fd08394fe9855c6cdb46456f5d57
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs and a prominent call-to-action related to "free Coin Master Spin Daily Link" and "generator" lures. The ML classifier flagged this PDF as malicious with high confidence. The presence of external URIs and the nature of the lures suggest an attempt to redirect users to potentially malicious content or downloads, likely as part of a phishing or scam campaign.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9280

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/free-coin-master-spin-daily-link-game-hack PDF link annotation
    • http://kaleasm.org/images/minecraft-hacks-18-9_GM479516143.pdfIn PDF document text
    • http://kaleasm.org/images/free-robux-codes-2021_GM431946152.pdfIn PDF document text
    • http://kaleasm.org/images/i-want-free-robux_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Related samples 7

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_off00003543.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x3543 25236 bytes
SHA-256: f1290410de1e94382cc064a2797821c3308bdb2cf18e9a3e71d5292255139720
font_01_sfnt_off00006f21.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6F21 18476 bytes
SHA-256: 98e535083fff8d389aeccb6fdf4baf28ae71b835df20fe8898a789182391c48c

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