PDF static analysis report

Static analysis result for SHA-256 a43e9075bffcaed8…

SUSPICIOUS

PDF

44.9 KB Created: 2021-05-17 06:04:22 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 63c9108d3a5b5e55b5bd8e8c3b88351f SHA-1: 6e355ad341c42a2ef799b7797daacf5d8f9fb94f SHA-256: a43e9075bffcaed80d15f630f2445537055c0f0ca2a7a2c08b59b6b2d8be1833
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded URLs and a visual call-to-action, strongly suggesting a lure for users to download a payload. The ML classifier also flagged this PDF as malicious. While no scripts were explicitly extracted, the presence of embedded URLs and the nature of the lures indicate an attempt to trick users into downloading potentially unwanted or malicious software, likely related to game hacks or cheats.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9632

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/pig-master-coin-master-free-spin-game-hack PDF link annotation
    • http://aimp-market.ru/images/coinmasterfree_GM406889139.pdfIn PDF document text
    • http://aimp-market.ru/images/free-coin-master-spins-hack_GM406889139.pdfIn PDF document text
    • http://aimp-market.ru/images/coin-master-hack-apk-35-33_GM406889139.pdfIn PDF document text
    • http://aimp-market.ru/images/how-to-get-free-robux-easy_GM431946152.pdfIn PDF document text
    • http://aimp-market.ru/images/free-links-for-free-coins-and-spins-for-coin-master_GM406889139.pdfIn PDF document text
    • http://aimp-market.ru/images/easy-roblox-today_GM431946152.pdfIn PDF document text
    • http://aimp-market.ru/images/how-to-get-free-minecoins-in-minecraft_GM479516143.pdfIn PDF document text
    • http://aimp-market.ru/images/hack-coin-master-no-verification_GM406889139.pdfIn PDF document text
    • http://aimp-market.ru/images/roblox-avatar-editor-free_GM431946152.pdfIn PDF document text
    • http://aimp-market.ru/images/robux-sites_GM431946152.pdfIn PDF document text
    • http://aimp-market.ru/images/coin-master-hack-ios-no-human-verification_GM406889139.pdfIn PDF document text
    • http://aimp-market.ru/images/free-coin-spin-daily-link-coin-master_GM406889139.pdfIn PDF document text
    • http://aimp-market.ru/images/roblox-free-robux-website_GM431946152.pdfIn PDF document text
    • http://aimp-market.ru/images/free-minecraft-account-reddit_GM479516143.pdfIn PDF document text
    • http://aimp-market.ru/images/free-coin-master-cards_GM406889139.pdfIn PDF document text
    • http://aimp-market.ru/images/free-robux-no-password_GM431946152.pdfIn PDF document text
    • http://aimp-market.ru/images/free-spins-for-coin-master-2021_GM406889139.pdfIn PDF document text
    • http://aimp-market.ru/images/master-coin-free-spin-daily_GM406889139.pdfIn PDF document text
    • http://aimp-market.ru/images/free-spins-coin-master-blogspot_GM406889139.pdfIn PDF document text
    • http://aimp-market.ru/images/earn-free-robux-today_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off00004935.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4935 25500 bytes
SHA-256: 043754cab44a147e8ecd2be63693d1a6c8003827d575326775d6cdcfe8cf279c
font_01_sfnt_off00008349.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8349 2824 bytes
SHA-256: 381f6d859be141449dd645f7be1484d2a1cf49218dc471b402dae69eaa2b11d5
font_02_sfnt_off00008cec.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8CEC 18328 bytes
SHA-256: c0a64c35313388beafce2145b76a0bf40d6659a82da461cbcb21248082e95923