MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to external PDF files hosted on various domains. One critical heuristic identified a link to 'ttraff.com' which is known malicious redirector infrastructure. This suggests the document is part of a link farm or SEO poisoning attack, designed to lure users 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=chava+kadambari+in+pdf+format
- http://vumuri.katieargyle.com/uploads/1/3/1/3/131398140/2787820.pdf
- http://files.christthevictor.org/uploads/1/3/2/7/132740288/c107377e.pdf
- http://files.embellishlashandbrowlounge.com/uploads/1/3/0/7/130739991/godibimanoja.pdf
- http://files.waco-review.com/uploads/1/3/1/6/131637104/lotumu-mogozadav-wumavajeponawox.pdf
- https://cdn.shopify.com/s/files/1/0431/0653/3527/files/zezamilemuparumakunasuga.pdf
- https://cdn.shopify.com/s/files/1/0430/6635/9962/files/51173425884.pdf
- https://cdn.shopify.com/s/files/1/0435/9805/3539/files/understanding_binary_numbers.pdf
- https://cdn.shopify.com/s/files/1/0433/9462/9786/files/ramesalisofosexuwa.pdf
- https://cdn.shopify.com/s/files/1/0432/4684/6107/files/32850147773.pdf
- https://cdn.shopify.com/s/files/1/0429/8588/1759/files/afman_23_110.pdf
- https://cdn.shopify.com/s/files/1/0429/8457/1031/files/pomevafopubekim.pdf
- https://cdn.shopify.com/s/files/1/0433/2938/8699/files/life_expectancy_of_building_components.pdf
- https://cdn.shopify.com/s/files/1/0436/1663/2992/files/coreldraw_to_online_free.pdf
- https://cdn.shopify.com/s/files/1/0433/5645/5067/files/.pdf
- https://cdn.shopify.com/s/files/1/0429/8250/6647/files/sejarah_bani_abbasiyah.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000075db.bin657b3c33f2e49e750863371d7869668affc86d97b620abd38cafdb8d0e1a9560 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x75DB | 5240 bytes |
font_01_sfnt_off0000877c.binfa7a1535a33c1bf41b8ec180edf1953718ca85f9d5e22a02093d4927fe733120 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x877C | 10740 bytes |
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