Malicious PDF — malware analysis report

Static analysis result for SHA-256 ee9c84050957c6b6…

MALICIOUS

PDF

49.5 KB Created: 2020-08-09 05:51:48 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 7aa809a743ab42a6a94fde10e477c94c SHA-1: f34e98c04c61085016d44ab150196c68f8fae8e3 SHA-256: ee9c84050957c6b6817a9e181140bebb263ed7840b397a91ee8953d578cd40c8
194 Risk Score

Malware Insights

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

The PDF contains a link farm designed to mimic search results, with the primary link directing to a malicious redirector. The document body, though heavily obfuscated, contains the text 'Abraham maslow hierarchy of needs theory of motivation pdf' and the URL 'https://ttraff.com/pify?keyword=abraham+maslow+hierarchy+of+needs+theory+of+motivation+pdf', indicating a lure to a malicious site. The presence of multiple external links, including one to a Shopify domain, suggests a tactic to increase visibility or distribute malicious content.

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=abraham+maslow+hierarchy+of+needs+theory+of+motivation+pdf In PDF document text
    • http://files.pinkrosebud.co.uk/uploads/1/3/1/0/131070762/jogobobebojekobozof.pdfIn PDF document text
    • http://files.environment-sos.com/uploads/1/3/1/4/131453109/nexilopotimen.pdfIn PDF document text
    • http://lebur.skinnypigbreeder.co.uk/uploads/1/3/1/3/131383483/pezor.pdfIn PDF document text
    • http://files.sapcrc.com/uploads/1/3/1/3/131398253/1367169.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/1/0431/2740/6746/files/pokemon_emerald_ev_training.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/3789/2509/files/3407063380.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/6844/0232/files/credit_approval_letter.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/2816/9375/files/90318069173.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/texirid.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/gekubamunanapomokavonata.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/7663/3247/files/gigudigigulot.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/6662/2105/files/pilarefotojawo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/2426/1026/files/difenezawode.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/97253363073.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/8529/9876/files/3761100021.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

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000775e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x775E 5780 bytes
SHA-256: 80847eea19fcf70eb97f6aa7b4e596b56cf07387da0610b9c632eaab25c8d8fe
font_01_sfnt_off00008aef.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8AEF 1800 bytes
SHA-256: 6d2a3a16cc464ce72cf05976c7f96a31c93af2202e0dc760c37a694345e222ee
font_02_sfnt_off0000937f.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x937F 10792 bytes
SHA-256: 99c669e238b02852490c4d5835c32099bcf076407aa79af7a1e73a3fbcb994ee