MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 User Execution: Malicious Link
The PDF contains embedded links and text that lure users with the promise of instructions for installing Windows 7 from a USB drive. The primary redirector URL, 'https://ttraff.com/pify?keyword=install+windows+7+from+usb', is flagged as malicious and part of a link farm, indicating a phishing or malware distribution attempt. The 'SE_CLICKFIX' heuristic further suggests social engineering to trick users into executing commands, reinforcing the malicious intent.
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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ClickFix social engineering attack high SE_CLICKFIXDocument instructs the user to press Win+R or paste a command into a terminal — consistent with ClickFix attacks that bypass macro restrictions by tricking users into running malicious commands directly
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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=install+windows+7+from+usb In PDF document text
- http://files.bestcprseattle.com/uploads/1/3/2/3/132302859/4922287.pdfIn PDF document text
- http://files.longbeachcoastalchallenge.com/uploads/1/3/0/8/130814014/bezeneforilo_wejefovajinasu.pdfIn PDF document text
- http://files.dminami.com/uploads/1/3/1/8/131872273/7e63bf.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/1/0433/0605/7883/files/jojobukaguvaludugi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8523/4338/files/32533413495.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0127/2729/files/90761352550.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/jisabisagubimebusogapasof.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/miveguxuxububepevomozit.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8489/0790/files/ratodo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4823/8241/files/nozodojulafelitukiwejato.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/6797/4556/files/tuwufesuvogeropi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8670/8889/files/49459845983.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6159/9656/files/79354200247.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3160/0031/files/dagokutitumefojinu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2471/8746/files/vitopetedijojidaraziximoj.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_off00006085.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6085 | 5068 bytes |
SHA-256: e224aad7e101a57d319b24019a640dbf08838bb49751139a0ac9ccf01813818a |
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font_01_sfnt_off000071a9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x71A9 | 10020 bytes |
SHA-256: e2ad787186f78c59e63d9d8cd4cd14e92a14ee905c8657b0d7b5da5636759ab4 |
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font_02_sfnt_off00009404.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9404 | 4324 bytes |
SHA-256: 9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2 |
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