PDF static analysis report

Static analysis result for SHA-256 cff632c33b79686b…

SUSPICIOUS

PDF

41.3 KB Created: 2021-05-18 05:33:35 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 766b30d0170f36961cb05f225d970dbc SHA-1: 6633b34946130c1987948043b628b8311c7b52fd SHA-256: cff632c33b79686bc165d7af774a58bb6f482532082fc285eb5ae12b7afa17e4
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs, including one that directly links to a page promising free coins for a game. The ML classifier flagged this PDF as malicious with high confidence. The presence of external URIs and the nature of the lures suggest a phishing or scam attempt, likely intended to lead users to malicious sites or download further payloads.

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/how-to-get-free-coins-for-coin-master-game-hack PDF link annotation
    • https://ceiprevellodetoro.org/images/to-get-free-robux_GM431946152.pdfIn PDF document text
    • https://ceiprevellodetoro.org/images/coin-master-spins-gratis_GM406889139.pdfIn PDF document text
    • https://ceiprevellodetoro.org/images/free-robux-gift-card-codes-2021_GM431946152.pdfIn PDF document text
    • https://ceiprevellodetoro.org/images/no-scam-free-robux_GM431946152.pdfIn PDF document text
    • https://ceiprevellodetoro.org/images/gamehunters-club-coin-master_GM406889139.pdfIn PDF document text
    • https://ceiprevellodetoro.org/images/dominus-roblox-free_GM431946152.pdfIn PDF document text
    • https://ceiprevellodetoro.org/images/how-to-make-a-roblox-group-for-free_GM431946152.pdfIn PDF document text
    • https://ceiprevellodetoro.org/images/roblox-games-that-give-you-free-robux_GM431946152.pdfIn PDF document text
    • https://ceiprevellodetoro.org/images/minecraft-bedrock-hacks-windows-10_GM479516143.pdfIn PDF document text
    • https://ceiprevellodetoro.org/images/free-robux-without-verify_GM431946152.pdfIn PDF document text
    • https://ceiprevellodetoro.org/images/free-minecraft-pe-server_GM479516143.pdfIn PDF document text
    • https://ceiprevellodetoro.org/images/get-me-robux_GM431946152.pdfIn PDF document text
    • https://ceiprevellodetoro.org/images/roblox-hack-unlimited-robux_GM431946152.pdfIn PDF document text
    • https://ceiprevellodetoro.org/images/minecraft-games-online-free-no-download_GM479516143.pdfIn PDF document text
    • https://ceiprevellodetoro.org/images/download-coin-master-hack-mod-apk_GM406889139.pdfIn PDF document text
    • https://ceiprevellodetoro.org/images/roblox-avatar-girl_GM431946152.pdfIn PDF document text
    • https://ceiprevellodetoro.org/images/blox-supply-free-robux_GM431946152.pdfIn PDF document text
    • https://ceiprevellodetoro.org/images/coin-master-pc-hack_GM406889139.pdfIn PDF document text
    • https://ceiprevellodetoro.org/images/oprewards-robux_GM431946152.pdfIn PDF document text
    • https://ceiprevellodetoro.org/images/coin-master-free-spins-link-march-2021_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_off00004876.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4876 25360 bytes
SHA-256: 3e1cdc8395476bb96984783daba870360d74c3f22dc73bd2cad13c2dd24633ba
font_01_sfnt_off00008040.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8040 17872 bytes
SHA-256: 8c0da9336e983259e7b63ac0942506965b31c2e675ac4d9d442a950891c70db8