MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a link that redirects to malicious infrastructure, as indicated by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body and embedded URLs suggest a lure related to a 'Borderlands 2 brady guide pdf', which is likely a social engineering tactic to entice users to click the malicious link. The PDF_SEO_LINK_FARM heuristic indicates a large number of external links, further supporting the malicious intent of redirecting users to potentially harmful content.
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.cc/pify?keyword=borderlands+2+brady+guide+pdf In PDF document text
- http://gafaluv.petalsfromabelovedbridesbouquet.com/uploads/1/3/1/4/131437987/mokurijude-manajefalarof-malikurupofoki.pdfIn PDF document text
- http://digaloj.logoffvacation.com/uploads/1/3/1/3/131383483/vosazet.pdfIn PDF document text
- http://files.nartica.org/uploads/1/3/1/3/131379183/4411540.pdfIn PDF document text
- http://files.brdparker.com/uploads/1/3/1/3/131381237/d7a6368.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/1/0435/8183/3379/files/22050672205.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/2837/2886/files/the_economics_of_branchless_banking.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/0729/6163/files/8514227214.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3031/4151/files/27140268444.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2986/3323/files/cash_drawer_count_sheet.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9350/7739/files/98629142392.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1647/8110/files/41130243961.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3319/7718/files/vuketemitojovujava.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8526/7097/files/transplante_de_celulas_tronco_hematopoeticas.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9105/1161/files/webpack_config_example.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8016/3227/files/funuzamawawaxe.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_off00004560.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4560 | 5632 bytes |
SHA-256: 0dca953ed550ad083b8f071f1231a76aa4a4637471c38c52da4ee4a1debc0cb6 |
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font_01_sfnt_off0000589e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x589E | 9764 bytes |
SHA-256: 9ca3e9f1769741108abc1d7b5e342b9411f225d9fd3db49487aa7d8cd60f2637 |
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