MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a heuristic firing indicating it links to known malicious redirector infrastructure. The document body text, though partially corrupted, contains a URL that promises a free download, likely serving as a lure. This URL points to a redirector which is a common technique for delivering malicious payloads. The file also contains a large number of embedded links, many pointing to Shopify domains, which is indicative of a link farm used for SEO poisoning to increase visibility of malicious content.
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/wb?keyword=ms%20word%202010%20shortcut%20keys%20pdf%20free%20download In PDF document text
- http://files.truthtellerpub.com/uploads/1/3/0/7/130738921/3562108.pdfIn PDF document text
- http://files.servicesgoglobal.com/uploads/1/3/1/3/131380467/4725000.pdfIn PDF document text
- http://lixepul.anniestexasmusings.com/uploads/1/3/1/4/131407406/mevobiduzipozas.pdfIn PDF document text
- http://files.janethunter.com/uploads/1/3/0/7/130776567/8c1e66ea4035.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/1/0431/2888/1313/files/48916301013.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3735/0309/files/xasawowasonagofo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3004/5091/files/wogezifidenenojok.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/9529/3094/files/tipos_de_argumentao_jurdica.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2390/8520/files/jufede.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3858/8584/files/10548809775.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3011/7526/files/30323083479.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5692/2777/files/35126381917.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/2060/6885/files/kiburaxiboze.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4306/0901/files/pathogenesis_of_heart_failure.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2285/9943/files/15204067791.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/92904811518.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9127/1586/files/fusekufojimojixuxivedi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8818/3456/files/celestar_ballista.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
🗂 Part of campaign:
janethunter.com
6 samples
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006c31.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6C31 | 5664 bytes |
SHA-256: d62efd70066c72f8531656f797abe2d49c8b68d041c0204aa12aad49531c65d4 |
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font_01_sfnt_off00007f9d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7F9D | 14448 bytes |
SHA-256: 6a92cc957ab50b39892b2e9e41ad7e136025de91f6ae481893fd040e2c96f0f2 |
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font_02_sfnt_off0000ad8f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAD8F | 4324 bytes |
SHA-256: 1158d95dac44631f497756703988ba3645251422e7ff0015d3fca430225e7c3e |
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