PDF static analysis report

Static analysis result for SHA-256 3cd0152137af4842…

SUSPICIOUS

PDF

55.1 KB Created: 2021-04-24 23:45:14 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 1d63bcc0136e7694ea78f5fe3819cf21 SHA-1: 2c42de6fb5a171e988922de0108b0de72729376e SHA-256: 3cd0152137af484206063383ba6f59ae118a6edcb31e4b04de84faf8a71ce6eb
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a lure related to free Roblox items and includes an external URI pointing to a suspicious URL. 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 lure suggest an attempt to trick the user into downloading a malicious payload, likely related to game cheating or account compromise.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9773

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/431946152/free-pro-roblox-gear-game-hack PDF link annotation
    • http://www.technibuild-group.com/uploaded_files/userfiles/files/como-descargarse-hacks-en-roblox-jailbreak-agosto-2021.pdfIn PDF document text
    • http://www.technibuild-group.com/uploaded_files/userfiles/files/how-to-get-free-robux-legit-no-survey.pdfIn PDF document text
    • http://www.technibuild-group.com/uploaded_files/userfiles/files/free-robux-gift-card-codes-2021-on-images.pdfIn PDF document text
    • http://www.technibuild-group.com/uploaded_files/userfiles/files/roblox-ability-spam-dq-hacks.pdfIn PDF document text
    • http://www.technibuild-group.com/uploaded_files/userfiles/files/hacker-roblox-server.pdfIn PDF document text
    • http://www.technibuild-group.com/uploaded_files/userfiles/files/how-to-get-free-robux-on-roblox-on-pc.pdfIn PDF document text
    • http://www.technibuild-group.com/uploaded_files/userfiles/files/online-free-roblox-games.pdfIn PDF document text
    • http://www.technibuild-group.com/uploaded_files/userfiles/files/roblox-cheat-tool.pdfIn PDF document text
    • http://www.technibuild-group.com/uploaded_files/userfiles/files/how-to-you-hack-on-roblox-assassin.pdfIn PDF document text
    • http://www.technibuild-group.com/uploaded_files/userfiles/files/free-robux-gift-card-codes-unused.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 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off00004674.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4674 39400 bytes
SHA-256: f1b6e8b129246ee3890e6117d2bf4dcb51dcaab29067e21481d6ce3e89966e1a
font_01_sfnt_off00009b33.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x9B33 11440 bytes
SHA-256: 154d59d1680f2d1e38ccb783d6997f344290d121007e51df331726de4128c12e
font_02_sfnt_off0000b654.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xB654 18328 bytes
SHA-256: 70d0209c72cdb507edcd23fc9db52c78b30161a8564289529a554b5d8497a749

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