MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file exhibits characteristics of a link farm, embedding numerous URLs, predominantly hosted on Shopify. One of these URLs, 'https://ttraff.ru/pify?keyword=boss+up+lil+skies', is identified as a known malicious redirector. The ML classifier also strongly flagged this PDF as malicious. The presence of a large number of external links suggests an attempt to manipulate search engine results or distribute content through a network of linked documents.
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.ru/pify?keyword=boss+up+lil+skies
- http://files.mackatak.net/uploads/1/3/0/7/130740521/4093272.pdf
- https://cdn.shopify.com/s/files/1/0434/5020/4316/files/56786323055.pdf
- https://cdn.shopify.com/s/files/1/0431/0096/2977/files/2559767103.pdf
- https://cdn.shopify.com/s/files/1/0428/3210/1543/files/gidebojofum.pdf
- https://cdn.shopify.com/s/files/1/0434/2733/2252/files/area_of_shapes_formulas.pdf
- https://cdn.shopify.com/s/files/1/0429/6205/9427/files/evaluation_transformation_physique_et_chimique_5eme.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/13503036424.pdf
- https://cdn.shopify.com/s/files/1/0429/9292/6873/files/up_election_result_2020_district_wise_list.pdf
- https://cdn.shopify.com/s/files/1/0428/0185/6679/files/1239148974.pdf
- https://cdn.shopify.com/s/files/1/0439/8625/6030/files/sheetz_corporate_office_claysburg_pa.pdf
- https://cdn.shopify.com/s/files/1/0430/8307/1650/files/englisch_rechtschreibung_bungen.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005721.bin22114c97ee4b61195c100a0c0a2f51722c7fb943d7f36f1940727813071c3257 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5721 | 4316 bytes |
font_01_sfnt_off000065cd.bin6dd41dce0cfe45e6828220409e528e28120ce9a573061d02b163e5f7206ed8a5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x65CD | 10544 bytes |
font_02_sfnt_off000087a0.bin4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x87A0 | 4324 bytes |
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