PDF static analysis report

Static analysis result for SHA-256 af61605220dd66be…

SUSPICIOUS

PDF

32.5 KB Created: 2021-07-19 21:51:33 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 8e3368b20a9e13a4811b639245b7053d SHA-1: 0b43d9e0339ad255d5f2b90923fe595291793e9c SHA-256: af61605220dd66be724d0fc23544fc83bc070b5d3254469ff1b00e7efc93902c
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs and a visual call-to-action button, strongly suggesting a phishing or scam attempt. The document body and extracted URLs point towards lures for free in-game currency or social media engagement, such as 'free tiktok likes' or 'free robux'. The ML classifier also flagged this PDF as malicious with high confidence. The presence of embedded links indicates an attempt to redirect the user to malicious websites, likely for credential harvesting or malware distribution.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9900

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-likes-without-verification-game-hack PDF link annotation
    • http://ferienwohnung-dorsten.com/images/free-robux-websites-that-actually-work-2021_GM431946152.pdfIn PDF document text
    • http://ferienwohnung-dorsten.com/images/buy-tiktok-followers-free_GM835599320.pdfIn PDF document text
    • http://ferienwohnung-dorsten.com/images/coin-master-free-spins-link-today-new-2021_GM406889139.pdfIn PDF document text
    • http://ferienwohnung-dorsten.com/images/free-spins-from-coin-master_GM406889139.pdfIn PDF document text
    • http://ferienwohnung-dorsten.com/images/how-to-get-free-robux-on-ipad_GM431946152.pdfIn PDF document text
    • http://ferienwohnung-dorsten.com/images/free-robux-no-verify-2021_GM431946152.pdfIn PDF document text
    • http://ferienwohnung-dorsten.com/images/roblox-password-hacker_GM431946152.pdfIn PDF document text
    • http://ferienwohnung-dorsten.com/images/tiktok-fans-free_GM835599320.pdfIn PDF document text
    • http://ferienwohnung-dorsten.com/images/free-coin-master-spins-2021_GM406889139.pdfIn PDF document text
    • http://ferienwohnung-dorsten.com/images/coin-master-free-stuff_GM406889139.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_off00002b96.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2B96 22272 bytes
SHA-256: 3e882a919a73a1c4fcb879c46cf722f699f8e49998caee87416eda03b09aad3c
font_01_sfnt_off00005cfe.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5CFE 18324 bytes
SHA-256: 2890867b549cf671f2c98eef92adc8de00a1acce0cbbf08ac1c0ae5a6c34295b

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