MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file exhibits characteristics of a malicious redirector, as indicated by the 'PDF_MALICIOUS_REDIRECTOR_LINK' heuristic firing. It contains a large number of external links, many of which point to Shopify domains but are likely part of a link farm designed to obscure the ultimate destination. The primary malicious URL identified is 'https://ttraff.cc/pify?keyword=android+9.+0+pie+easter+egg', which is known to host redirector infrastructure. The ML classifier also strongly flagged this PDF as malicious.
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=android+9.+0+pie+easter+egg
- http://besagaje.rughjohnsonlaw.com/uploads/1/3/1/4/131453028/xapamosidijupubu.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/4346/3069/files/4762594047.pdf
- https://cdn.shopify.com/s/files/1/0430/7160/2855/files/asnt_tc_1a_2020.pdf
- https://cdn.shopify.com/s/files/1/0431/2317/9677/files/cellulose_aerogel.pdf
- https://cdn.shopify.com/s/files/1/0435/1524/8794/files/xofajesibebevevivuw.pdf
- https://cdn.shopify.com/s/files/1/0435/2750/4024/files/tejadenokoneseb.pdf
- https://cdn.shopify.com/s/files/1/0431/9094/3902/files/jesus_bleibet_meine_freude_klavier_noten.pdf
- https://cdn.shopify.com/s/files/1/0432/5824/9376/files/85784000820.pdf
- https://cdn.shopify.com/s/files/1/0434/7474/7545/files/catecismo_menor_de_westminster_comentado.pdf
- https://cdn.shopify.com/s/files/1/0432/3121/5780/files/jutajabukukegefuku.pdf
- https://cdn.shopify.com/s/files/1/0430/8356/3162/files/mekefom.pdf
- https://cdn.shopify.com/s/files/1/0431/4755/9067/files/vufotawepamifuxir.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_off00006283.binf63ebace2a0f333d1949317b08837b7e0d1c5f95f98cda5b4f5bdf4ecb2482db |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6283 | 5412 bytes |
font_01_sfnt_off000074f3.bin8a7e002270f909ac7e4e443c229880dd90d5cf07b5f92af0b8b19fe6179e31f4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x74F3 | 10424 bytes |
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