Malicious PDF — malware analysis report

Static analysis result for SHA-256 1bb2625e7eefd4d7…

MALICIOUS

PDF

35.1 KB Created: 2020-08-03 04:26:42 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 7fd3361cf1fcfc422f4bb58be5ba1596 SHA-1: 77e55c3208ee092e64c20411f49c3132f5caf2c7 SHA-256: 1bb2625e7eefd4d7f7db8976c5f4d387a03adbf10205ab13c0566f2908233a09
194 Risk Score

Malware Insights

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

The PDF contains a large number of embedded links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector at `https://ttraff.cc/pify?keyword=troy+bilt+pony+manual+pdf`. This indicates a social engineering lure designed to redirect users to malicious content. The document body, though heavily corrupted, contains references to 'Troy bilt pony manual pdf' and the wkhtmltopdf generator, suggesting a deceptive lure.

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=troy+bilt+pony+manual+pdf In PDF document text
    • http://files.trojanpathways.com/uploads/1/3/1/8/131856308/bagifaxu.pdfIn PDF document text
    • http://files.motherwrenstudio.com/uploads/1/3/0/8/130873921/4dab5.pdfIn PDF document text
    • http://files.fitnessfactory1.com/uploads/1/3/0/7/130739567/3499249.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • http://www.daltonmaag.com/In PDF document text
    • https://cdn.shopify.com/s/files/1/0436/3298/4222/files/tojazixisitejufofag.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/6671/9385/files/bash_read_file_line_by_line.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/52665001447.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/2284/4067/files/37838388358.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/9672/7957/files/97093062894.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/9849/5389/files/financial_accounting_9th_edition_solution_manual.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/2965/0856/files/44988531607.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/2965/0843/files/fijejiwaxilivivuj.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/3595/0236/files/22664727626.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/2707/1127/files/88291916807.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6073/1803/files/10610590554.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/0525/5577/files/22672089470.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/0493/5835/files/fuxazunugogoxuwesosu.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_off000041c4.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x41C4 4964 bytes
SHA-256: 9c2f7266144e7aa30986cb7943424bf818fc6738cde9d7f61fbaf3ca3d05b596
font_01_sfnt_off0000527c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x527C 9104 bytes
SHA-256: b42e8514da6e940b067a8850e9622092a14629a8bd19a8e84d9714e822eedcd7
font_02_sfnt_off000071ab.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x71AB 4324 bytes
SHA-256: 9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2