PDF static analysis report

Static analysis result for SHA-256 cd2e576935774bb1…

SUSPICIOUS

PDF

35.5 KB Created: 2021-07-04 10:00:29 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: db1278f5b37cc451bf9c5d8f80884e02 SHA-1: 3b49949439f90bff739e998e6995780d8da2f8b3 SHA-256: cd2e576935774bb16eace8e2e4771cdcc356d22ae6ae8f6fa35e0c2e48e488cd
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded URLs and text that strongly suggest a lure for game-related cheats or rewards, specifically for Coin Master. The presence of a high-confidence ML classifier firing and an external URI heuristic further supports a malicious intent, likely to redirect users to a site that may host malware or phishing content. No scripts were extracted from this sample, but the overall pattern indicates a social engineering attempt.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9980

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/coin-master-free-coins-and-spins-link-2021-game-hack PDF link annotation
    • https://mountainholidaytreks.com/userfiles/files/coin-master-free-spin-daily-bonus_GM406889139.pdfIn PDF document text
    • https://mountainholidaytreks.com/userfiles/files/how-to-get-a-free-pet-on-roblox-adopt-me_GM431946152.pdfIn PDF document text
    • https://mountainholidaytreks.com/userfiles/files/g-eazy-freid-rice-roblox-id_GM431946152.pdfIn PDF document text
    • https://mountainholidaytreks.com/userfiles/files/descargar-roblox-hackeado-para-android-2021_GM431946152.pdfIn PDF document text
    • https://mountainholidaytreks.com/userfiles/files/minecraft-fly-hack_GM479516143.pdfIn PDF document text
    • https://mountainholidaytreks.com/userfiles/files/hack-xp-net-coin-master_GM406889139.pdfIn PDF document text
    • https://mountainholidaytreks.com/userfiles/files/free-400-spins-coin-master_GM406889139.pdfIn PDF document text
    • https://mountainholidaytreks.com/userfiles/files/coin-master-free-spin-link-today-50_GM406889139.pdfIn PDF document text
    • https://mountainholidaytreks.com/userfiles/files/coin-master-key-free-spin_GM406889139.pdfIn PDF document text
    • https://mountainholidaytreks.com/userfiles/files/is-there-any-way-to-get-free-robux_GM431946152.pdfIn PDF document text
    • https://mountainholidaytreks.com/userfiles/files/roblox-a_GM431946152.pdfIn PDF document text
    • https://mountainholidaytreks.com/userfiles/files/coin-master-hack-spins-game-download_GM406889139.pdfIn PDF document text
    • https://mountainholidaytreks.com/userfiles/files/daily-free-spins-coin-master-2021_GM406889139.pdfIn PDF document text
    • https://mountainholidaytreks.com/userfiles/files/robux-free-online_GM431946152.pdfIn PDF document text
    • https://mountainholidaytreks.com/userfiles/files/free-robux-rewards_GM431946152.pdfIn PDF document text
    • https://mountainholidaytreks.com/userfiles/files/60-free-spins-coin-master_GM406889139.pdfIn PDF document text
    • https://mountainholidaytreks.com/userfiles/files/coin-master-blogspot-links_GM406889139.pdfIn PDF document text
    • https://mountainholidaytreks.com/userfiles/files/boku-no-roblox-hack_GM431946152.pdfIn PDF document text
    • https://mountainholidaytreks.com/userfiles/files/how-to-get-free-robux-on-phone_GM431946152.pdfIn PDF document text
    • https://mountainholidaytreks.com/userfiles/files/free-t-shirt-deacls-roblox_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_002_off0000327a.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x327A 22956 bytes
SHA-256: 8a24f7667b930d583780f6f7ab94ed3ec49078d95e61c3cc5d5ca551297ca35f
font_01_sfnt_off00006606.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6606 18920 bytes
SHA-256: ee952cd90f4f1b1265ef728a882b2e1c43fdcfe70326b29f6fa47f3abfb19b4c

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