MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains numerous links designed to appear as legitimate resources, but ultimately redirect to a malicious URL. The document's content and structure indicate a phishing attempt to lure users into downloading further malicious content. The presence of a malicious redirector and a large number of external links strongly suggests a coordinated effort to distribute malware.
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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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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=nepali+language+course+pdf In PDF document text
- http://files.tableandelights.com/uploads/1/3/1/0/131070733/kadididuwisura_bukujorezi_pupofaxidope.pdfIn PDF document text
- http://files.jodymorse.com/uploads/1/3/0/8/130874680/kiburugoreramuf-vovidajavofi-muxos.pdfIn PDF document text
- http://files.zatacademy.com/uploads/1/3/1/1/131163632/gosativoleritet.pdfIn PDF document text
- http://files.tarjac.com/uploads/1/3/1/3/131398487/zizelozufexopof-ponebilumejuviv.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/1/0430/6114/9850/files/xawiwutekeralurosa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3708/2271/files/dewebilulexaribopoj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6396/7906/files/nedisasudike.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/1664/0919/files/merogixig.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/1145/5645/files/alcohol_abuse_effects.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3550/0439/files/samsung_galaxy_s2_manual_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6590/9160/files/the_juvie_three.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/5198/3772/files/saketabanevoselujavadu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/5497/9477/files/49121213170.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0114/1657/files/96333380661.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/5287/4390/files/alarm_check_valve_working_principle.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/4647/8759/files/workday_hcm_training.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_off00007459.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7459 | 5092 bytes |
SHA-256: 6813c00c8cfc32bee14c97fd6e9e72a12c3871ec245e032040d384235261394d |
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font_01_sfnt_off000085ac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x85AC | 10316 bytes |
SHA-256: 91bf374df292dd8707df04992ffcebd37481cb02a48adcb3f74d52bfa930deea |
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font_02_sfnt_off0000a8ed.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA8ED | 4324 bytes |
SHA-256: 1158d95dac44631f497756703988ba3645251422e7ff0015d3fca430225e7c3e |
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