PDF static analysis report

Static analysis result for SHA-256 7cb8092cf8ee804d…

SUSPICIOUS

PDF

34.2 KB Created: 2021-07-05 23:04:36 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: c4de41b06f787ae6242aab6fbc478a89 SHA-1: 226ef39d14801bfbe991f70b9b0c87eb58d79044 SHA-256: 7cb8092cf8ee804d8e5a7802d9ad2bd75d826a3082224c8e19023fc4fc3e1146
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The document presents a lure for 'free Roblox promo codes for Robux', directing users to external URLs that likely host malicious content. The ML classifier strongly flagged this PDF as malicious, and the presence of numerous suspicious URLs reinforces this assessment. While no scripts were explicitly extracted, the PDF structure and embedded URIs suggest an attempt to trick users into downloading further payloads.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9980

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 http://netcdn.tw/app/431946152/free-roblox-promo-codes-for-robux-game-hack PDF link annotation
    • http://sttlets.education/senayan/repository/roblox-april-fools-hack_GM431946152.pdfIn PDF document text
    • http://sttlets.education/senayan//repository/i-want-free-robux_GM431946152.pdfIn PDF document text
    • http://sttlets.education/senayan/repository/is-roblox-free-on-xbox-1_GM431946152.pdfIn PDF document text
    • http://sttlets.education/senayan//repository/blogger-coin-master-free-spins_GM406889139.pdfIn PDF document text
    • http://sttlets.education/senayan/repository/how-to-hack-coin-master-apple_GM406889139.pdfIn PDF document text
    • http://sttlets.education/senayan/repository/webs-that-give-you-free-robux_GM431946152.pdfIn PDF document text
    • http://sttlets.education/senayan/repository/free-400-spins-coin-master_GM406889139.pdfIn PDF document text
    • http://sttlets.education/senayan/repository/all-ways-to-use-cheat-engine-in-roblox_GM431946152.pdfIn PDF document text
    • http://sttlets.education/senayan/repository/how-to-get-free-robux-very-easy-and-fast_GM431946152.pdfIn PDF document text
    • http://sttlets.education/senayan//repository/how-to-get-more-robux_GM431946152.pdfIn PDF document text
    • http://sttlets.education/senayan/repository/how-to-get-real-robux_GM431946152.pdfIn PDF document text
    • http://sttlets.education/senayan/repository/how-to-get-free-robux-no-verification-or-download_GM431946152.pdfIn PDF document text
    • http://sttlets.education/senayan/repository/doge-roblox-hat-free_GM431946152.pdfIn PDF document text
    • http://sttlets.education/senayan/repository/roblox-top_GM431946152.pdfIn PDF document text
    • http://sttlets.education/senayan/repository/lazyblocks-com-free-robux_GM431946152.pdfIn PDF document text
    • http://sttlets.education/senayan/repository/coin-master-hack-no-root_GM406889139.pdfIn PDF document text
    • http://sttlets.education/senayan/repository/robux-hack-generator_GM431946152.pdfIn PDF document text
    • http://sttlets.education/senayan/repository/free-dominus-roblox-tampermonkey_GM431946152.pdfIn PDF document text
    • http://sttlets.education/senayan//repository/irobux-com-redeem_GM431946152.pdfIn PDF document text
    • http://sttlets.education/senayan/repository/play-roblox-free-online-without-downloading_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Related samples 8

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00002ec5.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2EC5 22096 bytes
SHA-256: 6ed65ab4d8bf0aec702ca756f789285a815c01b4ec39c1e2a3011a6f04c9806c
font_01_sfnt_off00005fbd.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5FBD 19380 bytes
SHA-256: b9e13cbc0d8b8e2fa33e227b4ba01f3d99a632c345b6e3dc52c76698f84cc7c7

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