MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, many of which point to a redirector service (ttraff.cc) known for malicious activity. The document body, though heavily obfuscated, also contains the same redirector URL, suggesting a phishing or scam lure. The presence of a large number of external PDF links, many hosted on Shopify, indicates a link farm designed to attract traffic.
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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LOLBin token sequence in document text high SE_LOLBIN_RUN_COMMANDExtracted document text contains a Windows script/execution tool name (PowerShell, mshta, cmd, rundll32, regsvr32, …) within 220 characters of a dangerous flag, command verb, or URL. This is a visible 'run this' instruction in HTML/PDF/RTF lure bodies, or — in macro-laden Office files — the macro's own string-pool entries appearing adjacent in extracted text.
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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.cc/pify?keyword=anglo+saxon+culture+pdf In PDF document text
- http://files.lifton.ca/uploads/1/3/0/9/130969494/karow.pdfIn macro / runtime command snippet
- http://files.diamondpta.com/uploads/1/3/0/7/130739986/657d5ade9983.pdfIn PDF document text
- http://files.hrkcmo.org/uploads/1/3/1/6/131636807/4802588.pdfIn PDF document text
- http://files.mariapalmerart.com/uploads/1/3/1/4/131453990/nulezeze-rapuwekama-rifepodigu.pdfIn PDF document text
- http://files.cooperandclaire.com/uploads/1/3/0/7/130776073/ponavawabukakekog.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/1/0429/6966/1589/files/600137283.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8945/3473/files/43800681193.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/5864/1573/files/jukomajurato.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5866/7430/files/curl_application_json.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7140/6237/files/agenda_for_business_meeting.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9822/5320/files/lumopurajutepozedozu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6577/8080/files/kideridufirixopej.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6574/5314/files/dolibakajoxilisewapuj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3633/4501/files/sotedeliv.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2330/9727/files/jironivujexomexijumunop.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3458/1911/files/gijuxaxawigunixitotazaj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5251/4971/files/pimaki.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
- https://cdn.shopify.com/s/files/1/In macro / runtime command snippet
- 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_off0000638b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x638B | 5380 bytes |
SHA-256: c37c30656291cdcdbc6478f37ac356678f283b21eb33e7332d564680714a40bb |
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font_01_sfnt_off000075f1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x75F1 | 9744 bytes |
SHA-256: 54aafbd36689a71abc23fce86f7ae4477317cfb96492e7faff6cca1775dc0d56 |
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