PDF static analysis report

Static analysis result for SHA-256 0827d6735cf3d580…

SUSPICIOUS

PDF

32.1 KB Created: 2021-07-18 23:57:05 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: ac8015b24aaaf8e7a3bfb30efb6f6d4a SHA-1: cd60696e85bcd7aee59eeb192e0d53e15cdee6fe SHA-256: 0827d6735cf3d580112e0da2d78f9b845059f2c31955c7b616a46cd335e19896
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains multiple embedded URLs and a prominent call-to-action for a "TIKTOK GENERATOR" and "Free Tiktok Followers Instantly". The ML classifier strongly flagged this PDF as malicious, and the presence of external URIs suggests an attempt to redirect the user to a malicious site. The document body and heuristics indicate a lure for obtaining free in-game currency or followers, likely leading to a phishing or malware download site.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9582

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/835599320/free-tiktok-followers-instantly-game-hack PDF link annotation
    • https://www.brainpads.com/images/roblox36com-free-robux_GM431946152.pdfIn PDF document text
    • https://brainpads.com/images/robux-matchcomfree-robux_GM431946152.pdfIn PDF document text
    • https://brainpads.com/images/how-to-hack-into-someones-roblox-account_GM431946152.pdfIn PDF document text
    • https://brainpads.com/images/minecraft-account-hacked_GM479516143.pdfIn PDF document text
    • https://brainpads.com/images/blox-fish-free-robux_GM431946152.pdfIn PDF document text
    • https://www.brainpads.com/images/free-robux-giveaway_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_off00002bed.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2BED 21860 bytes
SHA-256: ac6a545f9bbd0824748a830049f02976d60718e03b363fe93093f4bb37c1814f
font_01_sfnt_off00005c4b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5C4B 18100 bytes
SHA-256: f27faf11ab9b731ff59c8a2736de67f71ae1dcd874c0843e76df7710bacb1c6d

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