MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to external PDF files hosted on various domains, suggesting a link farm or redirection strategy. One critical heuristic firing indicates a direct link to known malicious redirector infrastructure. The document body, though partially corrupted, contains the text 'Types of workplace harassment pdf' and the malicious URL, reinforcing the lure.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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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=types+of+workplace+harassment+pdf In PDF document text
- http://files.thinkinenglish.org/uploads/1/3/1/4/131406811/kifivegipifalas-sesanefafu.pdfIn PDF document text
- http://zobebori.chartwellprimarymaths.org.uk/uploads/1/3/0/8/130874359/zepezedajubipisuvo.pdfIn PDF document text
- http://files.mrsperkinsclassroom.com/uploads/1/3/0/7/130776104/vifanotugikixusabure.pdfIn PDF document text
- http://fogikudo.snugnut.com/uploads/1/3/0/9/130969060/mokolamejodij.pdfIn PDF document text
- http://files.frogityarns.com/uploads/1/3/2/8/132815172/pawafosi-siwasebozubatus-wulasas.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/1/0449/1057/5771/files/guitar_scales_arpeggios.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6422/2101/files/zijibewovufarejusa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/3070/6333/files/tivituzomored.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0449/5346/9083/files/cbt_exercises_for_anxiety.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8827/1777/files/42695393360.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1058/7800/files/coyote_meat_wow_classic.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/29480145432.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1615/0427/files/xurofifebuvemasek.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1368/4891/files/fawezexeruxika.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6818/6024/files/acid_base_and_salt_class_10_notes_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8436/5476/files/romonetiziwatorawixasu.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
🗂 Part of campaign:
thinkinenglish.org
3 samples
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000679d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x679D | 5344 bytes |
SHA-256: b13194b43403744b9eba51ca9c33f9bacd5032aceaf4bf2f6a3ef9ebd9e1830a |
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font_01_sfnt_off000079b7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x79B7 | 9712 bytes |
SHA-256: 76816f9264b36467b8b1e5070125f14340cc16419b6960b46db76af71d556f57 |
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font_02_sfnt_off00009ae2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9AE2 | 4324 bytes |
SHA-256: ce7e2e230a41ba6fc2d7d2240890c8289d67876d84a3d076d67c0b48111c8230 |
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