MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains multiple heuristics indicating malicious redirector links and a link farm designed for SEO manipulation, likely to lure users into downloading malware. The presence of a 'download button' lure further supports this. While no scripts were extracted, the PDF structure and embedded URLs strongly suggest a phishing or malware distribution 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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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=general+knowledge+arihant+publication+pdf+download In PDF document text
- http://files.studentoutreachclubs.com/uploads/1/3/0/7/130775085/gututoxepemufadapiz.pdfIn PDF document text
- http://files.protononprofit.com/uploads/1/3/0/7/130775753/taxixirifaden_togig_vesirut.pdfIn PDF document text
- http://files.clarkcdc.com/uploads/1/3/1/4/131453943/f8545f0533.pdfIn PDF document text
- http://files.swestend.com/uploads/1/3/2/3/132303351/kuwugubeni-motezijaxogefum-xebuk.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://fedorahosted.org/lohitIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/42228357160.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1335/7214/files/34685422022.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7257/7946/files/6465156165.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/vijob.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3074/8072/files/dotapirelepibeluji.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/9153/2699/files/95293083029.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8026/9477/files/47205703385.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4449/4750/files/banasumuwakoxinuwifotaze.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/0305/9110/files/73040764739.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/1883/0503/files/gupetisizozadajepedeki.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9088/6312/files/58151983298.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/5547/1002/files/44571899392.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
- http://www.geocities.com/mitra_anirban/hobbies.htmGNUIn PDF document text
- http://www.gnu.org/copyleft/gpl.htmRegularIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007ebc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7EBC | 5448 bytes |
SHA-256: 2c7b0d2819f652918fd775059e15b3ad62a9122455ee03a478e782cf7e4a7b07 |
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font_01_sfnt_off0000914e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x914E | 3720 bytes |
SHA-256: b91f3c26f37c28538ed09035cbea6f9221827f1e30b50c452f08cc820bcc167b |
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font_02_sfnt_off00009cb1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9CB1 | 14352 bytes |
SHA-256: 1429bab70d56f3a706c8d29ccddb0bdddf750e6338cf099b94b9466c6b53fbed |
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font_03_sfnt_off0000c973.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC973 | 7756 bytes |
SHA-256: 1e9c354ede84706bfd8048cab15b88aa7462a66dff1658f81fc515d40ac5298d |
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