PDF static analysis report

Static analysis result for SHA-256 a738f9084a632ae5…

SUSPICIOUS

PDF

41.0 KB Created: 2021-05-20 22:51:06 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 4967db33de1ecc5a0c4f483ecb72c268 SHA-1: ac593d9131da525b9c62e6fc256c737b06e02c58 SHA-256: a738f9084a632ae56c3910867c92045473e58bdd3ef1e46491c6070220528075
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains multiple URLs pointing to resources that claim to offer game hacks or free in-game currency, such as 'how-to-become-a-hacker-in-roblox-game-hack'. The ML classifier also flagged this PDF as malicious. The presence of these lures and the ML detection strongly suggest a phishing or social engineering attack aimed at tricking users into downloading potentially harmful files.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7445

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/how-to-become-a-hacker-in-roblox-game-hack PDF link annotation
    • http://balkanin.com/images/coin-master-hack-2021_GM406889139.pdfIn PDF document text
    • http://balkanin.com/images/do-coin-master-hacks-work_GM406889139.pdfIn PDF document text
    • http://balkanin.com/images/free-robux-ad_GM431946152.pdfIn PDF document text
    • http://balkanin.com/images/roblox-promo-codes-free-robux_GM431946152.pdfIn PDF document text
    • http://balkanin.com/images/how-to-get-minecraft-for-free-on-chromebook_GM479516143.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_off0000323e.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x323E 28384 bytes
SHA-256: c55d7edc5dd9edb24e1286caac08ac25973117db7a02017b8bd96287ef3132d8
font_01_sfnt_off0000713f.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x713F 5596 bytes
SHA-256: 9a13c2580265a78e8a7257496a31ee0055738af7e20a5661c2902efe4bf05ce5
font_02_sfnt_off00007de6.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7DE6 18608 bytes
SHA-256: 64431d83c1c466192ca6f90c953545fb4db60ca1c30fe2a26ad653d3315a559e

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