MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a prominent link to a redirector service, which is flagged as malicious. The document body text, though garbled, includes the phrase 'Used unlocked android smartphones for sale' and the malicious URL, suggesting a lure for a phishing or scam operation. The presence of numerous other links to Shopify-hosted PDFs indicates a link farm strategy to potentially improve search engine ranking or distribute content.
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=used+unlocked+android+smartphones+for+sale
- http://wukegaga.uncamwho.org/uploads/1/3/1/4/131407705/9502617.pdf
- http://files.halediainc.com/uploads/1/3/2/6/132681812/tazonekenigodak.pdf
- http://files.knuckleswhiterock.com/uploads/1/3/1/8/131856247/koteruzujidimu.pdf
- https://cdn.shopify.com/s/files/1/0438/0111/6833/files/4500745382.pdf
- https://cdn.shopify.com/s/files/1/0433/3505/7559/files/71729206993.pdf
- https://cdn.shopify.com/s/files/1/0429/1638/0831/files/17578481259.pdf
- https://cdn.shopify.com/s/files/1/0428/3239/6447/files/corpus_christi_doppler_radar.pdf
- https://cdn.shopify.com/s/files/1/0432/7066/8453/files/repiwarufojizedo.pdf
- https://cdn.shopify.com/s/files/1/0434/0590/1991/files/86666525000.pdf
- https://cdn.shopify.com/s/files/1/0435/8507/7405/files/dafujejuzimokanudosavewu.pdf
- https://cdn.shopify.com/s/files/1/0436/0660/5987/files/47506167506.pdf
- https://cdn.shopify.com/s/files/1/0436/4356/8278/files/84382602273.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_off00004493.bin6cd0721c6790069617f6c1d2cd2001ec7ca3ac31e0914a5a409cf1cad01f09a2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4493 | 5332 bytes |
font_01_sfnt_off00005681.bina47b5624a642fd99a85b881fca5a74c8190ee0b16e434649b194b92506fd29f9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5681 | 9588 bytes |
font_02_sfnt_off000076c3.bin1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x76C3 | 4324 bytes |
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