PDF static analysis report

Static analysis result for SHA-256 4855e59484a1bda2…

SUSPICIOUS

PDF

42.9 KB Created: 2021-05-21 21:18:43 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 489c32ddca7ee09e81f46e8f74e0e101 SHA-1: 1e6255c41ff013377711441507a8ff6394e05cac SHA-256: 4855e59484a1bda28a91716dda9e6d2e4c8cf478adb3422107e0b39f40ca3043
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a lure for free Robux, a popular game currency, and includes a prominent call-to-action to download a file from a suspicious URL. The ML classifier also flagged the PDF as malicious. The embedded URLs suggest a phishing or malware distribution attempt.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7947

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/rblx-gg-free-robux-game-hack PDF link annotation
    • http://asiasieja.pl/images/how-to-get-free-robux-codes-2021_GM431946152.pdfIn PDF document text
    • http://asiasieja.pl/images/apk-coin-master-hack_GM406889139.pdfIn PDF document text
    • http://asiasieja.pl/images/free-clothing-on-roblox_GM431946152.pdfIn PDF document text
    • http://asiasieja.pl/images/coinmaster-twitter_GM406889139.pdfIn PDF document text
    • http://asiasieja.pl/images/coin-master-free-spins-link-today_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 4

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000030d0.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x30D0 26904 bytes
SHA-256: b66d51f8a44100af91e70e3dde2e1cffb1fdc478e5b82b5cc20d86523a77e53f
font_01_sfnt_off00006f14.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6F14 2844 bytes
SHA-256: baad2f3f6808f4af03fa9398e38c580c8d846f7f773a947d8cc1f39b2753d31a
font_02_sfnt_off000078d1.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x78D1 5696 bytes
SHA-256: 450e3ee45915afe13702bf1d587eb8b9ad88a8d2113419ac9f2fd116a828e139
font_03_sfnt_off000085e3.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x85E3 18376 bytes
SHA-256: 79d8ff6bb54f2bd25fce5899da6b269aa8d0d1da5a030d2c5dfc49c812010b5b

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