MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded links that point to known malicious redirector infrastructure, specifically 'ttraff.ru'. The document body, though heavily obfuscated, contains text suggesting a 'military timesheet' lure, aligning with the 'SE_INVOICE_LURE' heuristic. The presence of numerous external PDF links, many hosted on Shopify, indicates a link farm designed to obscure the ultimate destination and potentially distribute further malicious content.
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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Fake invoice / payment lure low SE_INVOICE_LUREDocument contains invoice or payment language paired with an action verb — useful context when combined with link, macro, or attachment indicators
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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.ru/pify?keyword=military+timesheet+with+minutes In PDF document text
- http://files.lovedrunklife.com/uploads/1/3/0/7/130775729/binelikerofobowaw.pdfIn PDF document text
- http://files.fiedlerdentistry.com/uploads/1/3/0/7/130775092/8627923.pdfIn PDF document text
- http://files.coldwatersoapco.com/uploads/1/3/2/7/132740214/gefizupa.pdfIn PDF document text
- http://files.scituatefarmersmarket.com/uploads/1/3/1/6/131636725/3034842.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0431/8684/7903/files/19436195637.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0448/1653/1617/files/lamakukasi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/5565/0718/files/aldi_nord_angebote_prospekt.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2524/4053/files/gupuzotixiximewupenodal.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/9151/5809/files/garen_mid_guide.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9411/4465/files/32794067219.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6243/5739/files/78731333436.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4539/6386/files/92514720914.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/8972/2534/files/alligation_questions.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7868/0727/files/attestation_de_formation_en_maintenance_informatique.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/ranugebiwuzejivuzuf.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005f64.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F64 | 4896 bytes |
SHA-256: 2da0db43b08a74bbd5148a04bacf414b84ae2976d227ae966155b5d4d36e3eb3 |
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font_01_sfnt_off00006fea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6FEA | 10300 bytes |
SHA-256: e84853fb8a1d6d5fc40552b743f1892b69658594a8c2d183b541b44af6ec06d5 |
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font_02_sfnt_off0000932d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x932D | 4324 bytes |
SHA-256: 05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176 |
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