MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous links, many pointing to a link farm hosted on cdn.shopify.com, which is a tactic to improve search engine ranking for malicious content. One critical heuristic indicates a direct link to a known malicious redirector at ttraff.com. The document body, though heavily obfuscated, contains metadata suggesting it was generated by wkhtmltopdf and includes a keyword related to job interviews, likely a lure to encourage clicks on the malicious links.
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=warehouse+coordinator+interview+questions+and+answers
- http://files.isrcincinnati.com/uploads/1/3/0/8/130874180/d0f9a75d47b6ee7.pdf
- http://files.malbeads.com/uploads/1/3/1/3/131379792/jakixuku_bivubaxoreres.pdf
- http://files.ucaninstall.net/uploads/1/3/0/8/130813609/wobumerotodedarukoli.pdf
- http://files.zygos4art.com/uploads/1/3/1/0/131070230/viwujogefoje.pdf
- http://files.ptkranch.com/uploads/1/3/1/6/131606965/fadezujeno.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/1885060089.pdf
- https://cdn.shopify.com/s/files/1/0429/8624/2209/files/73483113343.pdf
- https://cdn.shopify.com/s/files/1/0432/8233/3851/files/zerer.pdf
- https://cdn.shopify.com/s/files/1/0432/7030/7995/files/8437176513.pdf
- https://cdn.shopify.com/s/files/1/0430/6275/5490/files/21428450968.pdf
- https://cdn.shopify.com/s/files/1/0429/9502/4025/files/jegasik.pdf
- https://cdn.shopify.com/s/files/1/0432/5965/8398/files/33328146518.pdf
- https://cdn.shopify.com/s/files/1/0436/4160/2208/files/98541673982.pdf
- https://cdn.shopify.com/s/files/1/0440/1322/4094/files/41410808115.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/23158701460.pdf
- https://cdn.shopify.com/s/files/1/0429/9777/6543/files/zifibiponisisuzavag.pdf
- https://cdn.shopify.com/s/files/1/0433/0799/1208/files/71747320127.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_off00009037.bin735c851b895e8f0452a1416d3f45774f2f398c41c3947770b39f6c41a9470615 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9037 | 5168 bytes |
font_01_sfnt_off0000a1db.bin216c180cac2508612d9a0c0c478f820020ed5c0063d8d91ca17af671599b4da2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA1DB | 10720 bytes |
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