PDF static analysis report

Static analysis result for SHA-256 1606be5199150f05…

SUSPICIOUS

PDF

42.1 KB Created: 2021-05-23 07:38:38 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 9903df1e463787982ac4c921f6d0a0d8 SHA-1: 0c5a16bae2bcb8935c1cd11a6582476d93d89610 SHA-256: 1606be5199150f0545321f64a365d1e772b5dc023b25e5f44248987d5e8384eb
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs and a call-to-action phrase, suggesting a phishing or scam attempt. The primary URL points to a site offering 'free TikTok followers', a common lure for social engineering attacks. The ML classifier also flagged this PDF as malicious, increasing the confidence in its suspicious nature. No scripts were extracted, but the presence of external URIs and the document's content strongly indicate a malicious intent.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8161

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/835599320/free-tiktok-followers-no-human-verification-or-survey-2021-game-hack PDF link annotation
    • https://roberto-gac.com/images/minecraft-java-free_GM479516143.pdfIn PDF document text
    • https://roberto-gac.com/images/coin-master-hack-ios-no-jailbreak_GM406889139.pdfIn PDF document text
    • https://roberto-gac.com/images/free-robux-hack-no-verification_GM431946152.pdfIn PDF document text
    • https://roberto-gac.com/images/roblox-hack-download_GM431946152.pdfIn PDF document text
    • https://roberto-gac.com/images/coin-master-free-spins-cheat_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 4

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_002_off000030fb.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x30FB 24668 bytes
SHA-256: 0a85047176693dc464416273238d23455c363eb0eb2a1ee5ea2efbdbf280e7e5
font_01_sfnt_off000069ad.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x69AD 3372 bytes
SHA-256: dfbbf67cbc7ecc66ac4d03805ccfff7e5c1407898ea3c5e2b9241b85217ff1cd
font_02_sfnt_off0000752e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x752E 3120 bytes
SHA-256: 49734f51977507cba6bc8d3ad0cee0363aa119856db094427deb9cf565bb7bca
font_03_sfnt_off00008041.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8041 19152 bytes
SHA-256: c6aae516a535c20688ad74e4aa12997c302b82eea592ee03757e951f101f6a27

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