MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many of which point to potentially malicious redirector infrastructure. The document body, though obfuscated, contains a URL that leads to a redirector designed to lure users with a topic related to employee absenteeism. The ML classifier strongly indicates maliciousness, and the presence of numerous external links suggests a link farm or redirection scheme.
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=effects+of+employee+absenteeism+pdf
- http://sepimud.cowichanmontessori.com/uploads/1/3/0/9/130969858/19138a.pdf
- http://pevinulom.rareearthds.com/uploads/1/3/1/4/131406717/5441998.pdf
- http://files.fortheloveofriding.com/uploads/1/3/1/4/131413678/gomurezipikejura.pdf
- http://files.stephanvonclink.com/uploads/1/3/1/3/131379371/jojajeru-jedaxoxubowero-ruwega.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/4904/1563/files/21081081686.pdf
- https://cdn.shopify.com/s/files/1/0427/7754/2823/files/22577955975.pdf
- https://cdn.shopify.com/s/files/1/0433/4085/7494/files/34190557982.pdf
- https://cdn.shopify.com/s/files/1/0428/5077/9295/files/mejanijadepeniresonota.pdf
- https://cdn.shopify.com/s/files/1/0439/4621/3544/files/medical_cases_book.pdf
- https://cdn.shopify.com/s/files/1/0432/4907/4336/files/91352817327.pdf
- https://cdn.shopify.com/s/files/1/0431/6135/4389/files/3836633037.pdf
- https://cdn.shopify.com/s/files/1/0434/5574/2114/files/tulozinoxase.pdf
- https://cdn.shopify.com/s/files/1/0430/8126/9401/files/d_and_d_character_sheet_5e.pdf
- https://cdn.shopify.com/s/files/1/0435/1967/2472/files/zujunipazokefopel.pdf
- https://cdn.shopify.com/s/files/1/0431/2177/0657/files/2507216379.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_off0000623f.binf868c933dbb877d34cb73432b7e6b85677b4e914d15c7db9e0e0806f2f7cca3e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x623F | 5404 bytes |
font_01_sfnt_off00007492.binb144b741ecdca8d201dff4bc2932b421806263600b11cc52618429ddb0441e6a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7492 | 10392 bytes |
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