Malicious PDF — malware analysis report

Static analysis result for SHA-256 93ed6ba045b10e89…

MALICIOUS

PDF

35.7 KB Created: 2020-08-19 10:18:45 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-07
MD5: 10e7c685ba5734c9bf85d0cd51c49c73 SHA-1: 11616d94e783fe5a2f87f8ef4e89b7179ac188fe SHA-256: 93ed6ba045b10e89328cf7b62fd726f7fa4c2b3f22252b49ad781376394237de
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'https://ttraff.cc/pify?keyword=ap+macroeconomics+the+loanable+funds+market+answers'. This URL is part of a link farm, as indicated by another critical heuristic. The document body, though heavily obfuscated, also contains this URL and numerous other links, many hosted on Shopify, suggesting a tactic to disguise malicious links within seemingly legitimate content. The primary goal appears to be luring users to malicious infrastructure via deceptive links.

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=ap+macroeconomics+the+loanable+funds+market+answers In PDF document text
    • http://files.jensokolfitness.com/uploads/1/3/0/8/130814052/fuzuwabasiri-lujemekosanom-kevijutukazufat-kesuzezagirevu.pdfIn PDF document text
    • http://wugiv.gbnfootball.com/uploads/1/3/1/4/131453574/murixuza-tuxode.pdfIn PDF document text
    • http://files.smlworld.co.uk/uploads/1/3/1/4/131453194/lidipip.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/1/0431/6443/4589/files/30446463736.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/4777/8469/files/83363569488.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/6521/3079/files/jonimejekeman.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/7137/3466/files/data_structures_and_algorithms_in_c_goodrich.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/6341/0845/files/82294169982.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/3075/4966/files/handwriting_alphabet_worksheets_for_kindergarten.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/4930/3720/files/dslr_basic_guide.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/8451/3429/files/dosubob.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0452/5264/0925/files/rodajivafonitodu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6836/6746/files/20_generation_family_tree_template_excel.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/5358/8390/files/2140854396.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 3

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_off00004bcc.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4BCC 5680 bytes
SHA-256: 706cb1c57999e089ae90b14587509629762bc760f5f04a9d43475e8d45b321fc
font_01_sfnt_off00005eed.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5EED 10172 bytes
SHA-256: 1338ddd0d36629d6aa6891ff4742421e5bdcd5268867ca0b7a85a21d5cd6d009

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