PDF static analysis report

Static analysis result for SHA-256 cfe321564ac74102…

SUSPICIOUS

PDF

40.0 KB Created: 2021-05-22 19:24:52 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: c4de535f0c9e7083c2645876661743d9 SHA-1: baad750489091299c2c1846b25d6fba2c3d62023 SHA-256: cfe321564ac74102c77b9f76146593e5346d214ab928213d150230cde8c8bdb6
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple links to websites that appear to be related to game cheats and hacks, specifically for 'Coin Master'. The presence of a 'Click here to download' phrase and the ML classifier flagging the PDF as malicious strongly suggest a scam or phishing attempt. While no scripts were directly extracted, the embedded URLs are the primary indicators of malicious intent, likely leading to a malicious download or phishing page.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8060

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-spins-and-coins-for-coin-master-game-hack PDF link annotation
    • http://centr-expert.su/images/robux-converter_GM431946152.pdfIn PDF document text
    • http://centr-expert.su/images/coin-master-latest-mod-apk-free-download_GM406889139.pdfIn PDF document text
    • http://centr-expert.su/images/coin-master-daily-free-spin-app_GM406889139.pdfIn PDF document text
    • http://centr-expert.su/images/freespinandcoin-blogspot-com_GM406889139.pdfIn PDF document text
    • http://centr-expert.su/images/how-to-hack-coin-master-ios-jailbreak_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 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_002_off000033de.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x33DE 26388 bytes
SHA-256: 8ed45b0e61b958049d5e57dc7213365171353acb5b5a14a6f63c461f39c2fa42
font_01_sfnt_off00006f3c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6F3C 3560 bytes
SHA-256: c953d730e49f69c7d62e02a926729ae4a31de13d9a976dc4a95b39cf47066c93
font_02_sfnt_off00007bc1.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7BC1 18060 bytes
SHA-256: d4954d2d00bde9f6a1061857a61d2c62c1ae360f44744af150ee923481526d51

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