MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link farm designed to appear as a manual, but the primary link redirects to malicious infrastructure. The heuristic PDF_MALICIOUS_REDIRECTOR_LINK confirms this, and the ML classifier strongly supports the malicious nature. The document body, though heavily obfuscated, contains the malicious URL, indicating a social engineering lure to drive traffic to a potentially harmful site.
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=ppap+ford+manual+pdf In PDF document text
- http://files.brpride.org/uploads/1/3/0/7/130775795/2630316.pdfIn PDF document text
- http://files.clbmg.com/uploads/1/3/2/8/132815807/5996800.pdfIn PDF document text
- http://files.ukyorthoresidency.com/uploads/1/3/1/3/131383544/fd3f1ac304.pdfIn PDF document text
- http://files.wowunderwaterphotography.com/uploads/1/3/0/8/130873997/5113402.pdfIn PDF document text
- http://files.guildedessentialtherapies.com/uploads/1/3/0/7/130738933/912c2c.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/1/0429/8476/7641/files/93602740249.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9411/4465/files/8735819547.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6559/6321/files/fetafavob.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4342/2359/files/nisopowawikofokexemawop.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0880/2468/files/74160135185.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4161/1173/files/muzutotewu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5313/8591/files/refadipiniwivivigusolipuv.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6763/7922/files/lijafazajopinipal.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/1030/8765/files/80091441047.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3358/4035/files/fe_review_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8602/7677/files/17175854363.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/0517/4183/files/zerife.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9400/7191/files/lexugonolaxagajoxifixuw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8523/4338/files/zivirogoziwurazus.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/3855/3765/files/4963427450.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_off0000643f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x643F | 5008 bytes |
SHA-256: 0eecc425841ddbb6a29e65d8d7d695338f5fd83a73b68d801466cbfa706cc2a1 |
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font_01_sfnt_off00007534.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7534 | 9568 bytes |
SHA-256: 0a58f3936c4012f8ecf62b199c97406ba6e96e976e055f60288adece240dbbb7 |
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