Malicious PDF — malware analysis report

Static analysis result for SHA-256 e48f6b567aaa43a1…

MALICIOUS

PDF

178.5 KB Created: 2020-09-10 18:46:17 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 8da59c6cafa1c592b881105b3847fd6f SHA-1: fe052b9302ddd5053ceb2566072af807044e6e04 SHA-256: e48f6b567aaa43a1993c7cddc6abd50ba1acef339f48be09818538a499994df7
134 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a heuristic firing indicating a malicious redirector link. The embedded URL, 'https://ttraff.club/pify?keyword=americanah+themes+pdf', is identified as malicious. The document body, though heavily obfuscated, contains this URL, suggesting the primary intent is to redirect the user to this malicious site, likely for further exploitation or phishing.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9999

Heuristics 4

  • PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK
    PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
  • Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINK
    PDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
  • Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTAL
    The same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
  • 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://ttraff.club/pify?keyword=americanah+themes+pdf In PDF document text
    • http://files.petalcup.com/uploads/1/3/1/3/131380870/vuzudedijelikab.pdfIn PDF document text
    • http://files.gabesta007.com/uploads/1/3/1/4/131437932/9325334.pdfIn PDF document text
    • http://files.marketingemailnewsletter.us/uploads/1/3/1/4/131453170/697134.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • https://static.usrfiles.com/ugd/b98abb_999e8baca24a4c6690793fa126c8f390.pdfIn PDF document text
    • https://static.usrfiles.com/ugd/4e6dd5_90532c44f3e6457e9984189001a0e81c.pdfIn PDF document text
    • https://static.usrfiles.com/ugd/1df9ea_e8f0fe3637f54f7a8e86248e0228e02d.pdfIn PDF document text
    • https://static.usrfiles.com/ugd/1b7c00_673b3d4445a8456e86144ad1faa91f88.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/6763/7922/files/textbook_of_neonatal_resuscitation_7.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/5077/0333/files/69196625867.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/2985/4368/files/munuwawo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/3048/5915/files/85319884661.pdfIn PDF document text
    • https://static.usrfiles.com/ugd/c46c8a_96805b9dd4e84be683b3cc14b82a77df.pdfIn PDF document text
    • https://static.usrfiles.com/ugd/b8c837_940384b7959d48c39fa2658203273150.pdfIn PDF document text
    • https://static.usrfiles.com/ugd/2b3f46_8e8a6fb6e2034738b32ea81d26259158.pdfIn PDF document text
    • https://static.usrfiles.com/ugd/a01749_e647a1bde1274ffbbe5d96ba3d5045d6.pdfIn PDF document text
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
    • http://purl.org/dc/elements/1.1/In PDF document text
    • http://ns.adobe.com/pdf/1.3/In PDF document text
    • http://ns.adobe.com/xap/1.0/In PDF document text
    • http://ns.adobe.com/xap/1.0/mm/In PDF document text
    • http://ns.adobe.com/xap/1.0/rights/In PDF document text
    • http://dejavu.sourceforge.netIn PDF document text
    • http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
    • http://scripts.sil.org/OFLIn 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_008_off00029c8d.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x29C8D 19504 bytes
SHA-256: b383ae4b9eb1fb2e0b1b2217cd457a1c72390df1b70f8969506b72689f15fbbf
font_00_sfnt_off00026334.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x26334 5352 bytes
SHA-256: 7d6a543d33840c1eddc07b5460661ab80dd26a4ea204ca4432ac0d3d510f7033
font_01_sfnt_off0002753f.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2753F 11724 bytes
SHA-256: 0035f697691d0e15105ab8c68f0c464849a69e39e893e0989906a3d7cd6d0f1e

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