MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1200 Hardware Add-in
The PDF contains a mass of external links, many of which point to potentially malicious redirectors or link farms. The primary malicious link identified is 'https://ttraff.cc/pify?keyword=stop+past+participle+form', which is flagged as a known malicious redirector. The document body, though partially corrupted, contains the same text as the malicious URL's keyword parameter, suggesting a lure. The ML classifier strongly indicated maliciousness.
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.cc/pify?keyword=stop+past+participle+form
- http://nogizitan.lovebabiestennis.com/uploads/1/3/1/6/131606289/8183672.pdf
- http://files.neilgeyette.com/uploads/1/3/0/8/130814397/zikevodafudile.pdf
- http://files.customeradvisorygroup.com/uploads/1/3/1/1/131164520/papazosifamedu.pdf
- http://bixuno.briarwoodmashpee.com/uploads/1/3/1/4/131437875/205a12.pdf
- http://files.aceofdecks.com/uploads/1/3/0/7/130740547/rubozu.pdf
- https://cdn.shopify.com/s/files/1/0433/8001/5262/files/lofijejobekawanubasezas.pdf
- https://cdn.shopify.com/s/files/1/0433/5327/6574/files/arabic_to_urdu_dictionary.pdf
- https://cdn.shopify.com/s/files/1/0430/5338/3833/files/microbiology_laboratory_guidebook.pdf
- https://cdn.shopify.com/s/files/1/0428/8145/0147/files/37089176675.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/63537272249.pdf
- https://cdn.shopify.com/s/files/1/0435/7334/6465/files/wisisanorutuzumori.pdf
- https://cdn.shopify.com/s/files/1/0434/9925/8022/files/28821129012.pdf
- https://cdn.shopify.com/s/files/1/0429/9931/6639/files/92873666869.pdf
- https://cdn.shopify.com/s/files/1/0430/2936/4885/files/tewepajifasizuj.pdf
- https://cdn.shopify.com/s/files/1/0431/5381/7749/files/23607910077.pdf
- https://cdn.shopify.com/s/files/1/0432/0106/9220/files/tratamiento_de_la_alopecia_en_mujeres.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000482f.bin183621c959fadca395a6253a1443426b4d0be361925b9ed81703ae9cfa6dea2b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x482F | 5264 bytes |
font_01_sfnt_off000059f7.bin36ea67371d2887003f44a4531cf61b9eb4142dd9c4498320977e15f50fa30cbc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x59F7 | 10056 bytes |
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