MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a heuristic firing for a malicious redirector link pointing to 'https://ttraff.ru/pify?keyword=functional+strategy+pdf'. Additionally, it exhibits characteristics of an advance-fee scam lure, suggesting the document's purpose is to trick users into clicking malicious links. The presence of numerous embedded PDF links, many hosted on Shopify, indicates a link farm designed to obscure the ultimate destination.
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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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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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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.ru/pify?keyword=functional+strategy+pdf In PDF document text
- http://files.centralflhomeeducationservices.com/uploads/1/3/1/1/131163691/gazosubabopirot.pdfIn PDF document text
- http://files.zanesvillechurchofgodcoopermillroad.com/uploads/1/3/2/7/132740836/penuli_walixuwup_fojubapoki.pdfIn PDF document text
- http://files.soudersthirdgrade.com/uploads/1/3/1/8/131856602/5ec6a7e4e88c5.pdfIn PDF document text
- http://files.hellotherehuman.com/uploads/1/3/1/4/131438092/zivubu.pdfIn PDF document text
- http://files.lincolnfencecontractors.com/uploads/1/3/2/6/132681938/7c5f525598fb.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/1/0429/3427/2159/files/latubexoximubizipu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0643/5232/files/runoruviridemim.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/4173/3273/files/93146563445.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/32773531818.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5245/7369/files/r_integer_0.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/9715/1904/files/bsc_method_notes.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9121/3990/files/zefuguramutidokeruwimeb.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/6980/9564/files/60228994349.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5072/1699/files/10080250559.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_off000144a6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x144A6 | 5380 bytes |
SHA-256: c3e04349eb17c76272712f50fdd4a79d710f4ab03295b54f98ba4d7147639496 |
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font_01_sfnt_off0001570d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1570D | 10588 bytes |
SHA-256: 2cb6cb977fbd41c0ccc4d4479c16a134ebd2902882fe6aed632126d879865805 |
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