MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, including one to a known malicious redirector at 'https://ttraff.cc/pify?keyword=elicitation+techniques+in+software+engineering+pdf'. This suggests a phishing or scam attempt, likely using the document as bait to drive traffic to malicious sites. The ML classifier also strongly indicated maliciousness.
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=elicitation+techniques+in+software+engineering+pdf In PDF document text
- http://files.crossbowlectures.com/uploads/1/3/1/6/131606118/sebeni.pdfIn PDF document text
- http://files.learnguitar4fun.com/uploads/1/3/1/8/131856381/8522082.pdfIn PDF document text
- http://files.paloverdeafjrotc.org/uploads/1/3/2/8/132815008/ded5f16fa0af5.pdfIn PDF document text
- http://zinujufe.thecabinetshopoftroy.com/uploads/1/3/1/1/131164239/6900662.pdfIn PDF document text
- http://dejif.skylineelectricmn.com/uploads/1/3/1/1/131164250/dajoxidevamipidepov.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/1/0429/1375/9395/files/tarutorid.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9875/8557/files/bebivaxu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0288/8351/files/61759404494.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5123/7022/files/siemens_addressable_fire_alarm_system.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/6788/2134/files/rejowunepababexasi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/4146/3204/files/93706993739.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2070/6204/files/mupapuluzov.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7446/1589/files/pemafatowepowekewogubasi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/8072/1311/files/calderas_pirotubulares_y_acuotubulares.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0662/3903/files/roman_art_and_architecture_mortimer_wheeler.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/4038/0840/files/kajaweti.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/5864/1573/files/bedon.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/0658/3203/files/45844841593.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2060/5850/files/37870815666.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_off000075e2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x75E2 | 5472 bytes |
SHA-256: 89b466cba3b59c90151af7a099d6ccf933f24b0d22a21fedd41a6d03be70c2dd |
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font_01_sfnt_off0000887c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x887C | 10128 bytes |
SHA-256: af59a847a31a3ece97f809c05b2e9bb59bbb2a03ad1c0eceae6a414dade692ad |
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font_02_sfnt_off0000ab0a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAB0A | 4324 bytes |
SHA-256: 1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361 |
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