MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a critical heuristic firing for a malicious redirector link, pointing to 'https://ttraff.ru/pify?keyword=learn+azerbaijani+language+pdf'. Additionally, it exhibits characteristics of a PDF link farm, with numerous external links, many hosted on cdn.shopify.com. The document body, though heavily obfuscated, also contains the malicious redirector URL and several other PDF links, suggesting a social engineering attempt to drive traffic to malicious infrastructure. No scripts were extracted from this sample.
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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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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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=learn+azerbaijani+language+pdf In PDF document text
- http://files.makatiprimeproperties.com/uploads/1/3/0/7/130740242/vefonisuxu.pdfIn PDF document text
- http://files.hartfordfederated.org/uploads/1/3/0/8/130874058/1889149.pdfIn PDF document text
- http://safaf.walkinginportland.com/uploads/1/3/0/8/130874493/aeb29.pdfIn PDF document text
- http://files.litdis.com/uploads/1/3/1/3/131397955/bdbec0a33.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/1/0437/6340/0861/files/57901813643.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4157/0466/files/82237773683.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6825/2565/files/44696476450.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/4503/4911/files/telecharger_journal_el_watan_algerie.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/5965/7374/files/pafoponimexog.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7556/7770/files/sujixagefikazo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/0814/8127/files/24207944431.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5464/5916/files/somefumon.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1368/4891/files/aditya_hrudayam_lyrics_english.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0593/4757/files/human_schistosomiasis.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8126/1466/files/zivajepog.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2161/5775/files/dasupadapaxebex.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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000696f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x696F | 5240 bytes |
SHA-256: 07670dc338eab1a7daa599fdde62eff9e543e9bc1dd1bb3cae3f343c5ff653d3 |
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font_01_sfnt_off00007b4f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B4F | 3056 bytes |
SHA-256: 6a0e550766a180d0f0f2b7d0cae4eed948e939e1bd6b31472fa28e991e8563b2 |
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font_02_sfnt_off00008821.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8821 | 11032 bytes |
SHA-256: 95a5c0b5d82a778f4e5553d5e250b0434fe3274913482aaf0cac1d0ebb419ac6 |
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font_03_sfnt_off0000adb7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xADB7 | 17148 bytes |
SHA-256: ddf55cc797371999d91d1383061e0d0af6ac10714ec5820100fec52838caa5d4 |
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