PDF static analysis report

Static analysis result for SHA-256 7afa8fd761c4851e…

SUSPICIOUS

PDF

41.3 KB Created: 2021-05-19 16:16:05 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 3e334c95dac308c80a3b0d1f4c48444c SHA-1: 52f7e0aaa90145ee27819984dd967fa84abd7376 SHA-256: 7afa8fd761c4851eae8477f2a0182ca355f8f81e110340f1560fa9c4908cf3b3
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded URLs and a visual download button lure, suggesting an attempt to trick the user into downloading a payload. The primary external URI, https://netcdn.xyz/app/406889139/stock-speed-coin-master-free-spins-game-hack, is highly suspicious and likely leads to malicious content. While no scripts were explicitly extracted, the PDF structure and ML classifier output strongly indicate malicious intent.

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/stock-speed-coin-master-free-spins-game-hack PDF link annotation
    • http://www.businessgalaxy.lk/files/files/how-to-get-free-spins-coin-master_GM406889139.pdfIn PDF document text
    • http://www.businessgalaxy.lk/files/files/free-bling-bling-card-coin-master_GM406889139.pdfIn PDF document text
    • http://www.businessgalaxy.lk/files/files/roblox-avatar-girl_GM431946152.pdfIn PDF document text
    • http://www.businessgalaxy.lk/files/files/free-spins-coin-master-generator_GM406889139.pdfIn PDF document text
    • http://www.businessgalaxy.lk/files/files/roblox-group-free-robux_GM431946152.pdfIn PDF document text
    • http://www.businessgalaxy.lk/files/files/roblox-toy-codes-free_GM431946152.pdfIn PDF document text
    • http://www.businessgalaxy.lk/files/files/free-robux-glitch-2021_GM431946152.pdfIn PDF document text
    • http://www.businessgalaxy.lk/files/files/coin-master-spin-hack_GM406889139.pdfIn PDF document text
    • http://www.businessgalaxy.lk/files/files/how-to-get-hacks-on-roblox_GM431946152.pdfIn PDF document text
    • http://www.businessgalaxy.lk/files/files/blox-supply-free-robux_GM431946152.pdfIn PDF document text
    • http://www.businessgalaxy.lk/files/files/how-to-get-free-robux-without-verifying_GM431946152.pdfIn PDF document text
    • http://www.businessgalaxy.lk/files/files/minecraft-mobile-free_GM479516143.pdfIn PDF document text
    • http://www.businessgalaxy.lk/files/files/rbxfree-com-free-robux_GM431946152.pdfIn PDF document text
    • http://www.businessgalaxy.lk/files/files/free-robux-hack-2021_GM431946152.pdfIn PDF document text
    • http://www.businessgalaxy.lk/files/files/coin-master-hack-2021-free_GM406889139.pdfIn PDF document text
    • http://www.businessgalaxy.lk/files/files/roblox-generator-no-verification_GM431946152.pdfIn PDF document text
    • http://www.businessgalaxy.lk/files/files/free-robux-no-human-verification-and-no-survey_GM431946152.pdfIn PDF document text
    • http://www.businessgalaxy.lk/files/files/daily-free-spins-coin-master-2021_GM406889139.pdfIn PDF document text
    • http://www.businessgalaxy.lk/files/files/free-robux-no-human-verification-or-survey-or-download-2021_GM431946152.pdfIn PDF document text
    • http://www.businessgalaxy.lk/files/files/coin-master-online-hack-no-survey-no-password_GM406889139.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off00004806.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4806 24264 bytes
SHA-256: aa686936f4059d0460037680723b64c3293758a1d7611df1e0eaaa04a7c6e183
font_01_sfnt_off00007f2d.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7F2D 18228 bytes
SHA-256: 0912f0786cfda3eb3f4ec59ad0423aa1ca94e0fc281419103cd3a9ceac43c1d0