MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with a critical heuristic firing for a malicious redirector. The document body text, though partially corrupted, includes the phrase 'American heart association recipes pdf' and a URL pointing to 'ttraff.com', suggesting a lure. The presence of a large number of external PDF links, many hosted on Shopify, indicates a link farm designed to manipulate search engine results or distribute content. The ML classifier 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.com/pify?keyword=american+heart+association+recipes+pdf
- http://files.sharifmatar.com/uploads/1/3/0/8/130814636/7672799.pdf
- http://files.alioleary.com/uploads/1/3/0/8/130874029/04166cf4af.pdf
- http://files.megannasto.com/uploads/1/3/1/4/131438539/0051ef36.pdf
- https://cdn.shopify.com/s/files/1/0429/6137/1290/files/neroxutuvivos.pdf
- https://cdn.shopify.com/s/files/1/0438/8411/8171/files/guzatapujabol.pdf
- https://cdn.shopify.com/s/files/1/0434/7697/5768/files/adjektivdeklination_nominativ_akkusativ_bungen.pdf
- https://cdn.shopify.com/s/files/1/0430/0898/3203/files/nofusovanugokefujotaxoge.pdf
- https://cdn.shopify.com/s/files/1/0430/7491/2410/files/dunajewobosuzusonegexeto.pdf
- https://cdn.shopify.com/s/files/1/0434/7474/7545/files/87702311152.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/85947343199.pdf
- https://cdn.shopify.com/s/files/1/0429/3384/6175/files/17034894393.pdf
- https://cdn.shopify.com/s/files/1/0432/6418/0390/files/kekajalepekud.pdf
- https://cdn.shopify.com/s/files/1/0440/3894/6981/files/81056009891.pdf
- https://cdn.shopify.com/s/files/1/0430/7006/2754/files/12910454936.pdf
- https://cdn.shopify.com/s/files/1/0435/3074/8072/files/zedajafarejeginutonivibig.pdf
- https://cdn.shopify.com/s/files/1/0431/6299/2799/files/kukodugaxisejemuxakavu.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004264.bin599cd64ea4a24ec62a3f5aff52b1c073cf3381101b3ee0ee4dff4b17cb734bd3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4264 | 5352 bytes |
font_01_sfnt_off0000545a.binb0e610e412bd816ab9aaf0a1d6a0be652a98a892a8c9cf716e35b8a5cdea0fd4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x545A | 9464 bytes |
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