MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many of which point to suspicious domains or redirectors, indicating a link farm or phishing attempt. The primary link, 'https://ttraff.com/pify?keyword=diagnostic+microbiology+free+pdf', is flagged as a malicious redirector. This suggests the document's purpose is to trick users into visiting malicious sites, likely for credential harvesting or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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=diagnostic+microbiology+free+pdf
- http://zijod.myentouragemusic.com/uploads/1/3/1/4/131437919/lovumem.pdf
- http://files.athenalenawee.org/uploads/1/3/2/6/132681479/lirelajipekeki_lagipa_tivukik_duragera.pdf
- http://julomut.magiclessonslive.com/uploads/1/3/2/6/132683014/868390.pdf
- http://files.daeiraconservation.com/uploads/1/3/1/6/131606953/7f1e2d7ac0ee06.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/0602/5128/files/xobebuwi.pdf
- https://cdn.shopify.com/s/files/1/0437/1991/7719/files/tamil_to_english_spoken_english.pdf
- https://cdn.shopify.com/s/files/1/0433/7994/9718/files/16423402919.pdf
- https://cdn.shopify.com/s/files/1/0428/5467/8687/files/33838280349.pdf
- https://cdn.shopify.com/s/files/1/0431/7147/9709/files/56658955231.pdf
- https://cdn.shopify.com/s/files/1/0432/5743/0176/files/96401894672.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/viborovikumowenaben.pdf
- https://cdn.shopify.com/s/files/1/0429/2263/9527/files/gomiwuguvisapubopeji.pdf
- https://cdn.shopify.com/s/files/1/0434/5711/8374/files/muwukitateno.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006102.bin03f22f39dbd64369a4ee613549d59ca6480565b23416b7e59303cf689d38a9c7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6102 | 5716 bytes |
font_01_sfnt_off00007470.bin9c17a33ae09c2044b99a787ad689ce7399b3c528f3c43892628ad2963ed18d9c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7470 | 10236 bytes |
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