PDF static analysis report

Static analysis result for SHA-256 d267f7ac301631ab…

SUSPICIOUS

PDF

45.7 KB Created: 2021-05-16 00:05:36 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 3491510eb612422cb5b9d759a7d7915b SHA-1: 6a0d77fccf11b211fdb8d74bdfb646af25f91f66 SHA-256: d267f7ac301631abb7626cc874883b33280c4b782c5edbe13b998d44ed074825
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains multiple embedded URLs and a prominent link to 'netcdn.xyz' disguised as a 'Free Robux' hack. The ML classifier strongly flagged this PDF as malicious, indicating a high likelihood of it being used for phishing or malware distribution. The presence of numerous similar-looking PDF URLs suggests a campaign distributing these lures.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9780

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/431946152/free-robux-today-game-hack PDF link annotation
    • http://aljazeera-me.com/images/coin-master-free-spins-today-new_GM406889139.pdfIn PDF document text
    • http://aljazeera-me.com/images/free-spins-coin-master-without-survey_GM406889139.pdfIn PDF document text
    • http://aljazeera-me.com/images/get-me-robux-for-free_GM431946152.pdfIn PDF document text
    • http://aljazeera-me.com/images/coin-master-daily-free-spins-link-blogspot_GM406889139.pdfIn PDF document text
    • http://aljazeera-me.com/images/lazy-blocks-com-free-robux_GM431946152.pdfIn PDF document text
    • http://aljazeera-me.com/images/coin-master-hack-generator_GM406889139.pdfIn PDF document text
    • http://aljazeera-me.com/images/create-minecraft-server-free_GM479516143.pdfIn PDF document text
    • http://aljazeera-me.com/images/free-links-coin-master_GM406889139.pdfIn PDF document text
    • http://aljazeera-me.com/images/if-you-delete-minecraft-can-you-redownload-it-for-free_GM479516143.pdfIn PDF document text
    • https://direct-link.netIn 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_003_off00004025.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4025 27300 bytes
SHA-256: 3f8389c46ed82fbd98a270349c02121760c0ca9526cd513fbdd91d157e2bfc5b
font_01_sfnt_off00007ea3.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7EA3 7272 bytes
SHA-256: f462303657ce1de10d3e7d5ae1fe17c8584116bd5bc216971166de87266da924
font_02_sfnt_off00009013.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x9013 18596 bytes
SHA-256: 123b3c01001442c78a22a4b95c046930f1463c344676a890e106be4cc216f6f4

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