Malicious PDF — malware analysis report

Static analysis result for SHA-256 f2f20e7197cd4855…

MALICIOUS

PDF

42.7 KB Created: 2020-08-08 23:05:34 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-07
MD5: 220394c8ff8670744848d2e2a7e0c628 SHA-1: 5caf91adda59352d8c7f988ff8f1ddcc9af10b2c SHA-256: f2f20e7197cd4855d34c54da4d5aa61fd0d7a4549c10a38baf76e5faff7851be
194 Risk Score

Malware Insights

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

The PDF contains a heuristic firing for a malicious redirector link, specifically pointing to 'https://ttraff.cc/pify?keyword=traits+theory+of+leadership+pdf'. This URL is embedded within the document body, disguised as a link to a leadership theory PDF. The presence of numerous other links to Shopify domains, many of which are likely part of a link farm, further supports the malicious intent of redirecting users to potentially harmful content. The ML classifier also strongly flagged this PDF as malicious.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 5

  • 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.
  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • 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.cc/pify?keyword=traits+theory+of+leadership+pdf In PDF document text
    • http://files.aleesahdarlison.com/uploads/1/3/1/6/131606046/8758989.pdfIn PDF document text
    • http://files.exquisitekreations.com/uploads/1/3/2/3/132303229/4a316adb.pdfIn PDF document text
    • http://naxovu.portsmouthrelayforlife.com/uploads/1/3/0/7/130739654/sidikutumodopovat.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/0968/5157/files/34946341491.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0452/2590/2240/files/jonaxusuxilagumoxepi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/2571/0756/files/62325718412.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/0491/9971/files/adverbs_of_frequency_exercises_b1.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/4206/9918/files/zudogisebotonugixakera.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/4411/9462/files/tanat.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/9752/2329/files/jidamonefoju.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/6704/7077/files/jikodogajufujokuwam.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/1828/0357/files/botivobadu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9291/8947/files/43388733655.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/7453/5067/files/hitman_2016_cheat_table.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/3170/7294/files/5509863938.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://scripts.sil.org/OFLIn PDF document text

Related samples 4

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_off00006a0c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6A0C 5180 bytes
SHA-256: fb4bae8d717203cf03dd17595f46e6650b93cd3fcd4abceb25658aae765df80f
font_01_sfnt_off00007bac.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7BAC 10072 bytes
SHA-256: 93ab2fecfe5a9a78188b14e0b7d2814990e0312068f3f0b5b2d1a2ffc441a2de

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