MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document is identified as malicious due to its structure, which includes a large number of embedded links. The primary link, 'https://ttraff.com/pify?keyword=caterpillar+inc.+annual+report', is flagged as a known malicious redirector. The document body, though partially corrupted, contains text suggesting it is masquerading as a "Caterpillar inc. annual report" to deceive users into clicking these malicious links.
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=caterpillar+inc.+annual+report
- http://lidebu.oliviergueant.com/uploads/1/3/1/0/131070487/118571.pdf
- http://gasopev.stillyriveryarns.com/uploads/1/3/0/7/130738884/bigul.pdf
- http://files.valleyrootsfoodhub.com/uploads/1/3/0/7/130740344/fa8b50ce.pdf
- http://mizoral.rugbysafetynetwork.org/uploads/1/3/2/8/132814930/gelukorevopapuwujila.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0438/5164/5093/files/85543389999.pdf
- https://cdn.shopify.com/s/files/1/0434/6124/7129/files/99606620697.pdf
- https://cdn.shopify.com/s/files/1/0438/1910/6466/files/firestick_remote_app.pdf
- https://cdn.shopify.com/s/files/1/0429/5108/2143/files/viwigubotidarir.pdf
- https://cdn.shopify.com/s/files/1/0431/4087/4408/files/chemistry_acid_base_neutralization_worksheet.pdf
- https://cdn.shopify.com/s/files/1/0447/4237/7623/files/rizezavexanola.pdf
- https://cdn.shopify.com/s/files/1/0432/7663/2220/files/75931640943.pdf
- https://cdn.shopify.com/s/files/1/0438/3771/8690/files/36015864220.pdf
- https://cdn.shopify.com/s/files/1/0432/0083/9842/files/annihilation_of_caste_book_in_marathi.pdf
- https://cdn.shopify.com/s/files/1/0433/9892/2392/files/masijapimere.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_off00006185.bin0d7933b54632d0513b59c13461b660a576157067395e9e2f581753a58778e643 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6185 | 4684 bytes |
font_01_sfnt_off0000717e.bin4b2f00a999912ff693dbf4318e8b312bb0682e1cbe2cf9fb59b8964f7ff068a0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x717E | 10420 bytes |
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