MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link to a known malicious redirector, ttraff.com, which is designed to lead users to further malicious content. The document body, though heavily obfuscated, contains this URL and appears to be a lure related to 'black couple wallpaper free'. The presence of a large number of external PDF links, many hosted on Shopify, suggests a link farm or SEO poisoning attempt to distribute the malicious redirector.
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=black+couple+wallpaper+free
- http://files.trkacupuncture.com/uploads/1/3/1/4/131406934/kuruziwit.pdf
- http://zajodapaf.southerncare.co.uk/uploads/1/3/1/3/131384618/6328435.pdf
- https://cdn.shopify.com/s/files/1/0435/3294/3519/files/logebaravo.pdf
- https://cdn.shopify.com/s/files/1/0431/1026/9085/files/84943939410.pdf
- https://cdn.shopify.com/s/files/1/0432/2931/5229/files/nisukoruvakogusexixepuni.pdf
- https://cdn.shopify.com/s/files/1/0430/5109/0077/files/97516062658.pdf
- https://cdn.shopify.com/s/files/1/0433/4950/8250/files/perception_check_5e.pdf
- https://cdn.shopify.com/s/files/1/0429/8362/0767/files/sapitowivuk.pdf
- https://cdn.shopify.com/s/files/1/0431/9766/1348/files/pig_dice_game_java.pdf
- https://cdn.shopify.com/s/files/1/0431/8016/3232/files/abrasive_jet_machining_process.pdf
- https://cdn.shopify.com/s/files/1/0435/1187/3688/files/86847046661.pdf
- https://cdn.shopify.com/s/files/1/0437/6713/6413/files/all_about_space_download.pdf
- https://cdn.shopify.com/s/files/1/0434/5587/3190/files/sumerian_inventions_worksheet_answers.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_off00005caf.bin13f9bc41b9cefd4ad24582522642d94a9177d6333b68311371f1a10aee6c8b63 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5CAF | 4684 bytes |
font_01_sfnt_off00006cbf.bindf9e126026384fe126fefe9b9b2e399a27408431ff498eb286c91debf19ee00e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6CBF | 9724 bytes |
font_02_sfnt_off00008e0b.bincd94ef65598b1866d0653cdd88243d989fd81359c0e770c2d3a4858f1c2f6d34 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8E0B | 4324 bytes |
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