MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many of which point to a redirector service. The document body text, though garbled, includes a phrase suggesting a tutorial, which is likely a lure to encourage clicks. The primary malicious link identified is https://ttraff.cc/pify?keyword=ab+initio+etl+tool+tutorial+for+beginners+pdf, which is flagged as malicious. The presence of numerous links to external PDFs suggests a link farm or SEO poisoning attempt to drive traffic.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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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.cc/pify?keyword=ab+initio+etl+tool+tutorial+for+beginners+pdf In PDF document text
- http://files.thesupcloud.com/uploads/1/3/1/4/131437503/zuvajinarem.pdfIn PDF document text
- http://files.thepottershousesandiego.com/uploads/1/3/2/6/132681827/8075934.pdfIn PDF document text
- http://sumobavak.garfieldchristianfellowship.com/uploads/1/3/1/0/131069839/zusowegama-rigufa-firudojazof-gixurisolo.pdfIn PDF document text
- http://files.justrightpa.com/uploads/1/3/1/3/131379846/miwekipenezofusuno.pdfIn PDF document text
- http://files.beyondthelearningcurve.com/uploads/1/3/1/0/131070458/jetupabamem.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/1/0430/2327/0042/files/todikonu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5396/4712/files/28299244285.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9124/5733/files/beats_mixr_best_buy.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0346/1283/files/wagezetudorerexomepare.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/1646/1211/files/jusinor.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/97428896976.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/6734/9923/files/8669965313.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9469/5329/files/puzimebiwotomutis.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2666/9987/files/xudubobatir.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/66916333827.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4620/7650/files/74860609761.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/0941/6095/files/rc_model_airplane_design.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.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000690e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x690E | 5220 bytes |
SHA-256: dd683eaa4c684a0e67e3b34311a490bb3ecae950d40d3aff0fe03661a6eb023b |
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font_01_sfnt_off00007acc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7ACC | 10444 bytes |
SHA-256: 4fb042c8302ece6f995d61e4fcbbac5dac07c722e2d538f8ede3f865ac6b7c59 |
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font_02_sfnt_off00009e77.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9E77 | 4324 bytes |
SHA-256: ff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3 |
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