Malicious PDF — malware analysis report

Static analysis result for SHA-256 95877691b5e3f35a…

MALICIOUS

PDF

43.4 KB Created: 2020-08-11 19:19:04 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 8c5616d14c26e52c9f385ab28e4f2227 SHA-1: 6c6462c545d99d0a4728d01e974110e12f72f003 SHA-256: 95877691b5e3f35aee3a54c0de55d03ac881f6bcbc7f2bd589e23ed1e2fc412c
194 Risk Score

Malware Insights

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

The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'https://ttraff.com/pify?keyword=bitter+orange+book+pdf'. It also exhibits characteristics of a PDF link farm, with numerous embedded links, many of which point to Shopify domains. While the document body is heavily obfuscated, the presence of the malicious redirector URL strongly suggests an attempt to lead the user to a malicious site, likely for further exploitation or phishing. No scripts were extracted from this sample.

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.com/pify?keyword=bitter+orange+book+pdf In PDF document text
    • http://files.leadthewayonline.com/uploads/1/3/1/4/131483440/e9764afd.pdfIn PDF document text
    • http://files.jacobtrimble.com/uploads/1/3/1/4/131437530/kitamu.pdfIn PDF document text
    • http://files.rosegoldent.com/uploads/1/3/0/7/130776725/e7398831856a26.pdfIn PDF document text
    • http://files.badgerlandtrappingsupply.com/uploads/1/3/1/1/131163718/zimibazezekutoxi.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/1/0434/0118/3397/files/nesco_dehydrator_manual.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/2718/5311/files/new_classical_economics.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/0379/7916/files/wedding_march_lohengrin.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9026/4742/files/73593830662.pdfIn PDF document text
    • http://jipen.selmis-llc.square.site/uploads/1/3/2/7/132740285/gorurudekavawikojawi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/7131/5876/files/49151138507.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/4610/9341/files/39900069789.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/2623/4009/files/automating_boring_stuff_with_python.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/3218/0893/files/73994758537.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0439/0472/9243/files/92381094911.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/2560/3488/files/lanafiwelidinamemagube.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/9275/3049/files/r_kelly_slow_jam.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/9085/3541/files/lilowejise.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 7

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_off00006ba8.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6BA8 5252 bytes
SHA-256: 15a0553b9db4bca8dcdd6c0674331c2946daaeb349e911f7fd8b67d765817d61
font_01_sfnt_off00007d95.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7D95 10332 bytes
SHA-256: 06e74ff6e71d1df5a11a6794d50cf2641067cef5ed507a6bde18ed30dd3e4cbf

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