MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, many pointing to a redirector service known for hosting malicious content. The document body, though heavily obfuscated, contains a URL that matches the redirector found in the heuristics. This suggests the document is part of a phishing campaign designed to trick users into downloading further malware or visiting malicious sites.
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=congenital+deformity+%25E0%25B8%2584%25E0%25B8%25B7%25E0%25B8%25AD In PDF document text
- http://files.47fullerroad.com/uploads/1/3/1/0/131070062/fipomobiduxepelax.pdfIn PDF document text
- http://files.littlelanedaycare.com/uploads/1/3/1/1/131163832/493426.pdfIn PDF document text
- http://zevisus.sharonlewis.net/uploads/1/3/0/8/130814229/4614231.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.opentle.orgIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4085/7494/files/aadat_song_by_ninja_djjohal.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/1474/8322/files/tang_soo_do_forms.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8851/9080/files/47270664038.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2590/8383/files/87657157613.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/1947/4856/files/29159343377.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/9703/7730/files/58883392237.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4484/8295/files/5261093395.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/6187/7665/files/jawisubotexetoza.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0184/7708/files/pujefanazegener.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3520/4511/files/adobe_acrobat_editor_free_download_full_version_crack.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://www.gnu.org/licenses/gpl.htmlIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005f55.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F55 | 5056 bytes |
SHA-256: 812fb89007deeee788da68ea3637cb6875c4261b4d31b7504dcb791f14037b52 |
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font_01_sfnt_off00007070.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7070 | 6180 bytes |
SHA-256: 06cd6ed2965f77b340b53ac89f370f2e1095cb0a72863b90eabc85e3e44b2983 |
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font_02_sfnt_off0000806b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x806B | 7412 bytes |
SHA-256: f2a9347c55e273c4a5168c1c08bbba38a029a47cfad01013ad39d7e9766897ab |
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font_03_sfnt_off000094a2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x94A2 | 15188 bytes |
SHA-256: bbed89b33d95ea3a7fc18c924c06b98057b4185358519f3815e412e3e5bc7cc4 |
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