PDF static analysis report

Static analysis result for SHA-256 c33a81646aaeb257…

SUSPICIOUS

PDF

42.4 KB Created: 2021-05-17 12:40:11 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 0708a7bec887de116906e8e2a5d5ea0b SHA-1: 50f0d7cb006605394d24f2668f056c702b2bd73c SHA-256: c33a81646aaeb25773d82d604ab19fdbc2a867a9851f9afe7d710a84141b69a1
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains an embedded URL and a visual download button, strongly suggesting a lure to download a second-stage payload. The ML classifier also flagged this PDF as malicious with high confidence. The document body and extracted URLs indicate a scam related to free in-game currency or items, likely leading to malware or further phishing.

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/daily-free-spin-and-coin-game-hack PDF link annotation
    • https://elearning.manbondowoso.sch.id/__statics/gudangsoal/files/roblox-bloxburg-hack_GM431946152.pdfIn PDF document text
    • https://elearning.manbondowoso.sch.id/__statics/gudangsoal/files/free-coin-master-spins-blogger_GM406889139.pdfIn PDF document text
    • https://elearning.manbondowoso.sch.id/__statics/gudangsoal/files/coin-master-free-spins-link-2021-no-verification_GM406889139.pdfIn PDF document text
    • https://elearning.manbondowoso.sch.id/__statics/gudangsoal/files/free-robux-sites-2021_GM431946152.pdfIn PDF document text
    • https://elearning.manbondowoso.sch.id/__statics/gudangsoal/files/free-400-spins-coin-master_GM406889139.pdfIn PDF document text
    • https://elearning.manbondowoso.sch.id/__statics/gudangsoal/files/easy-way-to-get-free-robux_GM431946152.pdfIn PDF document text
    • https://elearning.manbondowoso.sch.id/__statics/gudangsoal/files/coin-master-daily-free-spin-app_GM406889139.pdfIn PDF document text
    • https://elearning.manbondowoso.sch.id/__statics/gudangsoal/files/free-coins-coin-master-iphone_GM406889139.pdfIn PDF document text
    • https://elearning.manbondowoso.sch.id/__statics/gudangsoal/files/free-spins-for-coin-master_GM406889139.pdfIn PDF document text
    • https://elearning.manbondowoso.sch.id/__statics/gudangsoal/files/apps-for-free-spins-on-coin-master_GM406889139.pdfIn PDF document text
    • https://elearning.manbondowoso.sch.id/__statics/gudangsoal/files/coin-master-daily-free-spins-link-blogspot_GM406889139.pdfIn PDF document text
    • https://elearning.manbondowoso.sch.id/__statics/gudangsoal/files/free-robux-generator-no-verification-2021_GM431946152.pdfIn PDF document text
    • https://elearning.manbondowoso.sch.id/__statics/gudangsoal/files/free-robux-offers_GM431946152.pdfIn PDF document text
    • https://elearning.manbondowoso.sch.id/__statics/gudangsoal/files/rape-simulator_GM431946152.pdfIn PDF document text
    • https://elearning.manbondowoso.sch.id/__statics/gudangsoal/files/www-robux_GM431946152.pdfIn PDF document text
    • https://elearning.manbondowoso.sch.id/__statics/gudangsoal/files/coin-master-free-spins-link-blogspot-2021_GM406889139.pdfIn PDF document text
    • https://elearning.manbondowoso.sch.id/__statics/gudangsoal/files/how-to-get-free-robux-not-a-scam_GM431946152.pdfIn PDF document text
    • https://elearning.manbondowoso.sch.id/__statics/gudangsoal/files/coin-master-facebook_GM406889139.pdfIn PDF document text
    • https://elearning.manbondowoso.sch.id/__statics/gudangsoal/files/coin-master-free-fire_GM406889139.pdfIn PDF document text
    • https://elearning.manbondowoso.sch.id/__statics/gudangsoal/files/free-robux-instantly_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_off00004b8d.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4B8D 24484 bytes
SHA-256: bd2d028a75bb5c2936e1fd1fafbeb5a66e63f1a50fe652b6c943d6eecd79d758
font_01_sfnt_off0000830e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x830E 18380 bytes
SHA-256: 6101249768ea98132d58b7ce4bec1ba8398b7dbfa6e5834de96bb11e225e4313

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