PDF static analysis report

Static analysis result for SHA-256 b6ae99bd42eb935e…

SUSPICIOUS

PDF

41.9 KB Created: 2021-05-13 06:37:39 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: aa4cbbe795c6f391951b2fd02e1e3a2a SHA-1: 92092cbebac60fbf08b98ac7884a290922b2868b SHA-256: b6ae99bd42eb935ec168c68266b13a529250714c49f613c56d01d7e7ec2be4ab
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs and a call-to-action phrase, strongly suggesting a phishing or scam attempt. The ML classifier also flagged this PDF as malicious with high confidence. The primary URL points to a site offering free spins for a game, likely a lure to download further malware or collect user information.

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/get-free-spins-for-coin-master-game-hack PDF link annotation
    • http://bf-sozidanie.ru/images/unlimited-robux_GM431946152.pdfIn PDF document text
    • http://bf-sozidanie.ru/images/free-spins-and-coins-coin-master_GM406889139.pdfIn PDF document text
    • http://bf-sozidanie.ru/images/free-robux-that-actually-works-2021_GM431946152.pdfIn PDF document text
    • http://bf-sozidanie.ru/images/hacks-minecraft_GM479516143.pdfIn PDF document text
    • http://bf-sozidanie.ru/images/legit-free-spins-coin-master_GM406889139.pdfIn PDF document text
    • http://bf-sozidanie.ru/images/robux-free-com_GM431946152.pdfIn PDF document text
    • http://bf-sozidanie.ru/images/how-to-hack-coin-master-with-lucky-patcher_GM406889139.pdfIn PDF document text
    • http://bf-sozidanie.ru/images/village-coin_GM406889139.pdfIn PDF document text
    • http://bf-sozidanie.ru/images/get-free-robux-no-human-verification_GM431946152.pdfIn PDF document text
    • http://bf-sozidanie.ru/images/free-minecraft-skins-pc_GM479516143.pdfIn PDF document text
    • http://bf-sozidanie.ru/images/how-to-get-java-minecraft-for-free_GM479516143.pdfIn PDF document text
    • http://bf-sozidanie.ru/images/robux-generators-that-actually-work_GM431946152.pdfIn PDF document text
    • http://bf-sozidanie.ru/images/coin-master-free-spins-link-no-verification-2021_GM406889139.pdfIn PDF document text
    • http://bf-sozidanie.ru/images/coin-master-daily-free-spin-and-coin-link-haktuts_GM406889139.pdfIn PDF document text
    • http://bf-sozidanie.ru/images/coin-master-heaven-links_GM406889139.pdfIn PDF document text
    • http://bf-sozidanie.ru/images/minecraft-pe-free-download-ios-no-jailbreak_GM479516143.pdfIn PDF document text
    • http://bf-sozidanie.ru/images/best-hack-for-coin-master-2021_GM406889139.pdfIn PDF document text
    • http://bf-sozidanie.ru/images/roblox-free-robux-generator_GM431946152.pdfIn PDF document text
    • http://bf-sozidanie.ru/images/mine-minecraft-games-for-free_GM479516143.pdfIn PDF document text
    • http://bf-sozidanie.ru/images/150-free-spins-coin-master_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_off0000490f.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x490F 24900 bytes
SHA-256: 87544e9d7ca5319b2862dc524ac27b9bef57d227290e2ffea49fc4825b63941b
font_01_sfnt_off0000827b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x827B 17884 bytes
SHA-256: 9bf67b2ee87cdcf37b0aaa2d40e70a5836dac1840b9be614bff5a3f1a0edfaa7