MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, including one pointing to a known malicious redirector, ttraff.com. The document body, though partially corrupted, suggests a lure for downloading 'concrete admixtures', aligning with SEO spam tactics to drive traffic to malicious sites. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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=concrete+admixtures+pdf+free+download
- http://wirewi.charlesheinerfiction.com/uploads/1/3/0/8/130873822/dazivofulipodev_sudijekodusid_ramifubosi.pdf
- http://files.rblnutrition.co.uk/uploads/1/3/1/4/131411688/mateni.pdf
- http://files.nsdypaa.org/uploads/1/3/0/9/130969045/binab.pdf
- http://xawanumav.teressamediumreadings.com/uploads/1/3/1/3/131383284/gudaburipi.pdf
- http://files.cms-ma.com/uploads/1/3/1/3/131380995/kogisizo.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/kipisoluni.pdf
- https://cdn.shopify.com/s/files/1/0433/7713/1683/files/economist_feb_2020.pdf
- https://cdn.shopify.com/s/files/1/0430/0832/7829/files/tapibajoli.pdf
- https://cdn.shopify.com/s/files/1/0438/2674/1405/files/battlemech_manual.pdf
- https://cdn.shopify.com/s/files/1/0436/1856/6306/files/62968670676.pdf
- https://cdn.shopify.com/s/files/1/0433/5042/5753/files/archeologia_classica_holscher.pdf
- https://cdn.shopify.com/s/files/1/0431/2432/6564/files/9887761669.pdf
- https://cdn.shopify.com/s/files/1/0431/2956/9429/files/bupuj.pdf
- https://cdn.shopify.com/s/files/1/0433/9325/3526/files/sindrome_de_automatismo_mental.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/7868051279.pdf
- https://cdn.shopify.com/s/files/1/0430/5246/6325/files/fejub.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006183.bin9a0a6207dfde18c29c56fef305e1a132f110afbc0fab90f1d00536f9e2bebe50 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6183 | 5368 bytes |
font_01_sfnt_off000073be.bin49f1c345582212729590e0456707ca92d3838aef8cba26fbcaa28f8c5b0a0640 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x73BE | 2116 bytes |
font_02_sfnt_off00007d89.binb59703e19a9faeed598b7760a4d48a458833a04a7e4215a5e883c9fd99bf53e2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7D89 | 10324 bytes |
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