MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains numerous embedded links, with a critical heuristic identifying a link to a known malicious redirector at https://ttraff.com/pify?keyword=400ex+service+manual+pdf. The document body, though heavily obfuscated, contains text related to a service manual, suggesting a lure. The presence of a link farm further indicates an attempt to manipulate search engine results or distribute malicious content. No scripts were extracted from this sample.
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=400ex+service+manual+pdf In PDF document text
- http://files.devonicity.ca/uploads/1/3/2/7/132740361/xolimumofumatib-kenute-kolorunul-nogefexib.pdfIn PDF document text
- http://files.gslpreschool.org/uploads/1/3/0/7/130740496/eae4f3aacb9b521.pdfIn PDF document text
- http://files.bgsufalcon4n6.com/uploads/1/3/1/4/131437172/dagojowerub.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/1/0431/3192/8740/files/kibisiwesa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7192/1571/files/xexuburekazopev.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5453/8656/files/wabisisofub.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4089/0265/files/nixuwifewawovebogut.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9914/2810/files/85191278648.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/0034/6270/files/tujisogulefepisixaxogu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5412/1635/files/nepupexojobufadazexur.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2962/6017/files/nasimosezeguwuzodanawak.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8819/9328/files/pobiselexojovozatukizamaw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1423/4013/files/vigagugifegiwi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/7577/1304/files/jakudexir.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4580/6503/files/fetch_post_form_data.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0757/3149/files/bikiziwuwe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9311/5548/files/19224177549.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0832/7829/files/jogexesawomi.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_off00005e1f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E1F | 5256 bytes |
SHA-256: 174dd801e29af5317a6bd2ab459e21be5bddbca77729236bc2b0c0780350f719 |
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font_01_sfnt_off00006fde.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6FDE | 14356 bytes |
SHA-256: 12e5266120479a0affe3c39133d79adc640a93fb510e1b9e776602f4d43f84da |
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font_02_sfnt_off00009d03.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9D03 | 4324 bytes |
SHA-256: a542ec26cea93e049a2e27cd59b1347dd9bbdea13775fd7b822b3c2b3136116f |
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