MALICIOUS
214
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.001 Malicious Link
T1059.001 PowerShell
The PDF file contains a link farm and a malicious redirector, indicating an attempt to drive traffic to malicious infrastructure. The document body, though heavily obfuscated, contains a URL that appears to be a lure for a repair manual, which is a common tactic for phishing or malware delivery. The presence of a malicious redirector and a link farm strongly suggests the intent is to compromise the user through a malicious website.
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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Callback phishing phone lure medium SE_CALLBACK_LUREDocument asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) or Microsoft license-boilerplate documents that carry no urgency or charge/dispute escalation.
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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.ru/pify?keyword=1998+buick+lesabre+repair+manual+pdf In PDF document text
- http://files.34-24-36.com/uploads/1/3/1/8/131871484/buluvupufadubar_dexibux.pdfIn PDF document text
- http://files.himleyandswindonchurches.org/uploads/1/3/1/6/131637658/1934828.pdfIn PDF document text
- http://files.anniebeautyspa.com/uploads/1/3/2/6/132680860/2083561.pdfIn PDF document text
- http://files.triedandtruegranola.com/uploads/1/3/2/6/132681579/nefiwigamiw.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/1/0431/9451/5614/files/betemefamixiku.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3006/0955/files/62045895247.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1753/4629/files/mufodipolazofefeganimo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6057/5894/files/paruwofizefarinevifu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2127/9138/files/xovumobota.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3459/1907/files/wosoj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8148/2919/files/tities_and_vagina.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/tipibag.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0049/5260/files/podeziwakidaxazejolopifu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6349/9159/files/ludibitisejuvilutudasizoj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1855/9393/files/mezokasi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1576/5153/files/hallelujah_lyrics_alexandra_burk.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_off000067ca.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x67CA | 5812 bytes |
SHA-256: d2f75cbce2bffa53f648b9a117a3ec385d01d6314ac13174a6e148ca8b342ca7 |
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font_01_sfnt_off00007b7d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B7D | 9968 bytes |
SHA-256: d530b098337ca25309475d25669f1e1b7cc37d1e48c2af08a81606e3db4002b1 |
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