PDF static analysis report

Static analysis result for SHA-256 804c4aef6d7e3a66…

SUSPICIOUS

PDF

42.4 KB Created: 2021-05-17 14:00:40 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 29af01732c7dfa4545ca9f563cad4d15 SHA-1: 54d7ba5fe43fa5d4eed84b785cad2b69750f2dfd SHA-256: 804c4aef6d7e3a66efc27e1b3c16663c22630a1a2161884445177749fcbb5929
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 phishing or social engineering attempt. The ML classifier also flagged this PDF as malicious with high confidence. The primary URL points to a resource that claims to offer a hack for 'Coin Master', indicating a lure for potentially unwanted or malicious software downloads.

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/coin-master-app-hack-game-hack PDF link annotation
    • https://www.devries-group.de/images/coinmaster-twitter_GM406889139.pdfIn PDF document text
    • https://www.devries-group.de/images/coin-master-hack-tool-v1-9-download_GM406889139.pdfIn PDF document text
    • https://www.devries-group.de/images/minecraft-pocket-edition-apk-free-download_GM479516143.pdfIn PDF document text
    • https://www.devries-group.de/images/roblox-free-followers_GM431946152.pdfIn PDF document text
    • https://www.devries-group.de/images/coin-master-for-pc-free-download_GM406889139.pdfIn PDF document text
    • https://www.devries-group.de/images/free-robux-no-human-verification-and-no-survey_GM431946152.pdfIn PDF document text
    • https://www.devries-group.de/images/how-to-give-robux-on-mobile_GM431946152.pdfIn PDF document text
    • https://www.devries-group.de/images/free-spin-in-coin-master_GM406889139.pdfIn PDF document text
    • https://www.devries-group.de/images/rbxcity-free-robux_GM431946152.pdfIn PDF document text
    • https://www.devries-group.de/images/roblox-comroblox_GM431946152.pdfIn PDF document text
    • https://www.devries-group.de/images/how-to-minecraft-for-free_GM479516143.pdfIn PDF document text
    • https://www.devries-group.de/images/real-robux-generator_GM431946152.pdfIn PDF document text
    • https://www.devries-group.de/images/best-minecraft-hacked-client_GM479516143.pdfIn PDF document text
    • https://www.devries-group.de/images/free-ways-to-get-robux_GM431946152.pdfIn PDF document text
    • https://www.devries-group.de/images/how-to-get-free-robux-hack-2021_GM431946152.pdfIn PDF document text
    • https://www.devries-group.de/images/roblox-games-com-free_GM431946152.pdfIn PDF document text
    • https://www.devries-group.de/images/free-robux-hack-us_GM431946152.pdfIn PDF document text
    • https://www.devries-group.de/images/free-spins-generated-from-coin-master_GM406889139.pdfIn PDF document text
    • https://www.devries-group.de/images/how-to-get-minecraft-windows-10-for-free-with-java_GM479516143.pdfIn PDF document text
    • https://www.devries-group.de/images/roblox-weird_GM431946152.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_off00004b2a.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4B2A 25084 bytes
SHA-256: 394fa58606bc2c37602e9573af17432232f3d905da34ca836d31d2e0fc8f4c13
font_01_sfnt_off0000844c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x844C 17892 bytes
SHA-256: 38569bedbe5996f2827c101678e23308efeb8581fe2a57cd3cb5ddc3bbed0d22