MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to potentially malicious redirectors or link farms. The ML classifier strongly indicated maliciousness, and the presence of a known malicious redirector URL further supports this. The document body itself is heavily obfuscated but contains references to URLs that are likely part of a link farm designed to drive traffic to malicious sites.
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=whole+duck+nutritional+information
- http://tukozafi.nowhiringheroes.com/uploads/1/3/2/6/132695663/75f5142.pdf
- http://files.donnaholdsworthart.com/uploads/1/3/1/4/131438456/8058159.pdf
- http://files.adultgleeclubaustralia.com/uploads/1/3/0/8/130874257/5922012.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0427/5575/2103/files/zubub.pdf
- https://cdn.shopify.com/s/files/1/0436/9491/5738/files/11892857131.pdf
- https://cdn.shopify.com/s/files/1/0433/3761/3461/files/20088670410.pdf
- https://cdn.shopify.com/s/files/1/0440/1453/4806/files/talent_acquisition_strategy_template.pdf
- https://cdn.shopify.com/s/files/1/0431/7839/3764/files/modern_digital_and_analog_communication_systems.pdf
- https://cdn.shopify.com/s/files/1/0427/4490/5884/files/folepojifani.pdf
- https://cdn.shopify.com/s/files/1/0429/1208/8231/files/1127658891.pdf
- https://cdn.shopify.com/s/files/1/0464/2940/5336/files/block_story_hack.pdf
- https://cdn.shopify.com/s/files/1/0427/4785/5004/files/dameniboxaresewexiral.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_off00005fb8.bin3bcb46a603ef58dc7b669ccca481cb542ba8f188b69adb8ed7ce5d6ec55ea7b9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5FB8 | 5160 bytes |
font_01_sfnt_off0000711e.binddc59ce20949e3f1583b43eed16f9d86cac78611a3019bcad5394a1c68e2a618 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x711E | 10172 bytes |
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