MALICIOUS
214
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a malicious redirector link pointing to a phishing page, disguised with keywords related to 'Centrelink carer payment form'. It also includes a mass external PDF link farm, suggesting an attempt to distribute malicious content or engage in SEO manipulation for phishing. The presence of a callback phone lure further indicates a phishing or scam attempt.
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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Callback phishing phone lure medium SE_CALLBACK_LUREDocument asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) documents that carry no urgency or charge/dispute escalation.
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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=centrelink+carer+payment+form+pdf In PDF document text
- http://files.starburstprinting.com/uploads/1/3/1/3/131378991/4661138.pdfIn PDF document text
- http://files.shekhongchoi.com/uploads/1/3/1/4/131482907/80185e.pdfIn PDF document text
- http://files.sarahcamillewilson.com/uploads/1/3/1/0/131070146/a21c8fbdc6df.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/1/0440/8374/0822/files/zidizodazuk.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0023/3110/files/95786809151.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/bararilisubolubudikolumo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/7239/6193/files/pinasisidanaxubufori.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5411/2672/files/vogonoguvoze.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1595/4847/files/gunaganilada.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7108/6485/files/bobikepokonixupa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/4772/1892/files/dofoxobajubesedapira.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8565/2375/files/piguxifuka.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7828/7521/files/56292918113.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/1715/9335/files/nixogixibiditilig.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/3258/2056/files/bolubuvaxigeludujuwa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0392/7973/files/7377642165.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_off00006f89.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F89 | 5100 bytes |
SHA-256: 80c95f9c5dfa915bffb872ed951cdf6149567ea7b0a69f4722e9309224e5ba59 |
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font_01_sfnt_off000080d3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x80D3 | 10404 bytes |
SHA-256: ea76b446e80744b75c037bbfa6c2462b286c83755016e140f65772c2e47cb2ad |
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