MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with a critical heuristic identifying a link to a known malicious redirector infrastructure at 'https://ttraff.com/pify?keyword=webmail+tamhsc+edu'. Another critical heuristic indicates a PDF link farm, with 'https://cdn.shopify.com/s/files/1/0440/0077/2246/files/bamaxak.pdf' being the first identified link. The 'SE_PASSWORD_ARCHIVE_LURE' heuristic suggests the document's purpose is to trick the user into downloading a password-protected archive, likely to bypass gateway security.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF 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.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall 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.
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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF 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.
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Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LUREDocument gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe 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.
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Embedded URL info EMBEDDED_URLOne 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=webmail+tamhsc+edu In PDF document text
- http://files.chest-messages.com/uploads/1/3/1/8/131857284/7831597.pdfIn PDF document text
- http://files.kissmeforeverweddings.com/uploads/1/3/0/7/130775633/molevaj-mezizex-moxesew-xupomezefaz.pdfIn PDF document text
- http://files.english.coach-michael.com/uploads/1/3/0/8/130814716/3538304.pdfIn PDF document text
- http://files.madewithloverldesigns.com/uploads/1/3/0/7/130739517/sinarosum_sezipajuzox_kimekazitubus.pdfIn PDF document text
- http://files.pinegrovecogop.org/uploads/1/3/0/8/130874318/de351d21ce3806f.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/1/0440/0077/2246/files/bamaxak.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0805/6740/files/72389023117.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4352/8599/files/lakesesetudiwakul.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6954/6395/files/rogawski_calculus_solutions_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6395/7909/files/54046338281.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1141/5959/files/alcoholics_anonymous_big_book_4th_edition.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/3126/3394/files/kekuperukolipu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2032/8865/files/ponapavamaxaxo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1898/5377/files/adamant_dragon_rs3.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5656/1319/files/genozipedenobikagolet.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8699/4855/files/southwest_check_in_script.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004bff.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4BFF | 5236 bytes |
SHA-256: 3b7caa027df35bb831989af60c9ef7ec0a7a5bab93a105cc94ab8bcc17d9bdf4 |
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font_01_sfnt_off00005daa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5DAA | 9752 bytes |
SHA-256: 1cb24b803b63e01def8f933e52b5b6f552c65d0cce61ecec8922cb56887a4ef1 |
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