MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, many of which point to a redirector service (ttraff.com) that is flagged as malicious. The document body, though heavily obfuscated, contains a URL that matches the malicious redirector, suggesting the primary purpose is to lure users to this malicious site. 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.com/pify?keyword=state+kirchhoff+s+law+pdf In PDF document text
- http://files.livinggodsmission.com/uploads/1/3/0/8/130874413/femobupowufebekoluta.pdfIn PDF document text
- http://files.thejoyofsewingservice.com/uploads/1/3/2/3/132302913/8631541.pdfIn PDF document text
- http://files.williammonaguenativeart.com/uploads/1/3/0/7/130739747/vunidegote.pdfIn PDF document text
- http://files.ketolizcious.com/uploads/1/3/2/3/132303312/7bef31.pdfIn PDF document text
- http://files.robbielairdartstudio.com/uploads/1/3/1/8/131857041/xodupifewezode.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/1/0430/2965/9797/files/kikiravajimi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9062/5191/files/tabadetixeteziki.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2873/2314/files/ramab.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0446/3758/5571/files/convert_hex_to_rgb.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4460/9943/files/bipufa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8400/5032/files/novut.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6146/8574/files/fizizetefozosalorobila.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5851/1510/files/faragafolisunebiripidut.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9156/6493/files/goborekebakokebape.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/6623/7852/files/38331699891.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/nimapudusakodinufuzexive.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5207/2086/files/lajuzevipiwer.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00008832.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8832 | 5500 bytes |
SHA-256: 40f0916e0d0f26dbb4e9c532989709581ad7eb17e6a543e83fc1b0aa786f0c19 |
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font_01_sfnt_off00009afd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9AFD | 13808 bytes |
SHA-256: 7c047fe9b150226db11c42706299062eb84e32dc9b49582dc0aa7fdabe37694c |
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font_02_sfnt_off0000c78c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC78C | 16332 bytes |
SHA-256: 5a650745c3b4a6fa5d2588b2f3d27d6f246bd31ea49a5e952018d30c4e2eedc9 |
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