MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. The document body, though heavily obfuscated, contains the same URL and a keyword suggesting a lure. The presence of numerous other PDF links, many hosted on Shopify, indicates a link farm strategy, likely to improve SEO for malicious content. 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.com/pify?keyword=hide+text+in+excel+sheet
- http://files.connectingmemphis.com/uploads/1/3/1/4/131453146/vuvonirawedusogexixi.pdf
- http://files.northernriversbathroomrenovations.com.au/uploads/1/3/1/6/131606550/1073815.pdf
- http://files.michaelates.com/uploads/1/3/0/7/130775833/833589.pdf
- https://cdn.shopify.com/s/files/1/0436/7928/5401/files/wozabipiritogupevikugip.pdf
- https://cdn.shopify.com/s/files/1/0431/1089/1676/files/oxford_university_press_pakistan_books_free_download.pdf
- https://cdn.shopify.com/s/files/1/0430/1488/1433/files/53356011460.pdf
- https://cdn.shopify.com/s/files/1/0434/8451/2406/files/34664891393.pdf
- https://cdn.shopify.com/s/files/1/0439/6161/4494/files/posto_bengali_movie_hd_720p.pdf
- https://cdn.shopify.com/s/files/1/0435/5057/2695/files/lireroluvewazuxixesez.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/degejuwetisagemudow.pdf
- https://cdn.shopify.com/s/files/1/0438/8696/8987/files/84787030228.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/xanixiki.pdf
- https://cdn.shopify.com/s/files/1/0431/8917/4432/files/asco_guidelines_dvt_prophylaxis.pdf
- https://cdn.shopify.com/s/files/1/0433/2604/6362/files/sifusurav.pdf
- https://cdn.shopify.com/s/files/1/0438/5685/5190/files/sipenifovesosobej.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_off0000669e.binc2f0962785595ebb85f5a686ab9e19ea0b81da76584414114ef16ea50d023998 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x669E | 4752 bytes |
font_01_sfnt_off000076b7.binc729eb3a2777ae9c1b8c0ae1e0c4edea816a6f3d805012d1166a0431cd552d69 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x76B7 | 10352 bytes |
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