MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a malicious redirector link that points to ttraff.com, which is known for malicious activity. The document body, though heavily obfuscated, suggests a lure related to 'service desk analyst technical interview questions'. The presence of a large number of external PDF links, many hosted on Shopify, indicates a link farm designed to obscure the malicious redirector. The heuristic findings confirm the malicious redirector and the link farm.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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=service+desk+analyst+technical+interview+questions+and+answers+pdf In PDF document text
- http://files.framemysore.org/uploads/1/3/1/3/131384789/7349004.pdfIn PDF document text
- http://files.monavalehospitalauxiliary.org/uploads/1/3/0/8/130814636/9c5b9b8e9839ae.pdfIn PDF document text
- http://files.pixiecovers.com/uploads/1/3/0/9/130969327/gulelifukov.pdfIn PDF document text
- http://files.milwaukeepizzacompany.com/uploads/1/3/1/3/131383476/6202834.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0115/9575/files/57360168497.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3025/7568/files/xozagoxod.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0535/3885/files/merojomater.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/ligumugazawebamupewav.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/5651/0616/files/52885633949.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7691/9200/files/vevedixaporejugituduxo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0885/2117/files/netokokitowevimibesew.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1403/7409/files/43045629767.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0577/1939/files/52048396875.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9308/2783/files/80602466514.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6518/0321/files/1689395761.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4795/2292/files/71279196161.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/29529942485.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000074d9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x74D9 | 5672 bytes |
SHA-256: 9c4bc1f5fa41bc9cd98f1c1ec79117f4fb72cb23cbec3360f7fd07df1fb22e57 |
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font_01_sfnt_off00008838.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8838 | 10328 bytes |
SHA-256: cfe836e47eb3a200a42a20ea6d3a1e82f9a002e2a40cbde2694b0014b0c64d9b |
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