MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded links, one of which points to a known malicious redirector. The document body, though heavily obfuscated, contains text suggesting it is a "Webasto thermo top c parts manual" and includes the malicious URL. The presence of numerous external PDF links, many hosted on Shopify, suggests a link farm or SEO poisoning tactic to distribute the malicious content. No scripts were extracted, but the PDF structure itself facilitates the malicious redirection.
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.cc/pify?keyword=webasto+thermo+top+c+parts+manual
- http://files.fujiwigs.com/uploads/1/3/1/6/131637291/siletez.pdf
- http://dobakib.bigfoot411.com/uploads/1/3/0/7/130776436/mijagitik_lojuvifodemaf_pigulu_dimezik.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/1190/7488/files/resonant_circuit_oscillator.pdf
- https://cdn.shopify.com/s/files/1/0440/8963/9077/files/79804528978.pdf
- https://cdn.shopify.com/s/files/1/0431/5650/4744/files/24069828531.pdf
- https://cdn.shopify.com/s/files/1/0434/8215/3112/files/zolupiriwoxovibotuke.pdf
- https://cdn.shopify.com/s/files/1/0431/9156/6493/files/adverbial_clause_of_condition.pdf
- https://cdn.shopify.com/s/files/1/0435/3402/4855/files/pokemon_omega_ruby_rom_for_citra_android.pdf
- https://cdn.shopify.com/s/files/1/0440/1538/6774/files/electronics_projects_for_dummies_book.pdf
- https://cdn.shopify.com/s/files/1/0428/2623/6071/files/7850363364.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000042d3.bin0fa13c2ae364159bd176d4ec6f0c514de54c9bff10a58e52f6f4e057ea6ae417 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x42D3 | 5324 bytes |
font_01_sfnt_off000054cd.binc44719c9d7d0d50c647512efbc5e0b08acc2c078677ef40431349cb88cdda931 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x54CD | 10048 bytes |
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