MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to `https://ttraff.ru/pify?keyword=australia+tourist+visa+application+form+pdf`. This URL is embedded within the document's body text, disguised as a visa application form. The presence of numerous other PDF links, many hosted on Shopify, suggests a link farm or SEO poisoning tactic to distribute the malicious content. The ML classifier also strongly flagged this PDF as malicious.
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.ru/pify?keyword=australia+tourist+visa+application+form+pdf
- http://files.sincerelythecraft.com/uploads/1/3/2/6/132696512/vubukekapebi_mugafepos.pdf
- http://files.livingvoice.ca/uploads/1/3/0/9/130968984/varagolo_taditafujaleva.pdf
- http://files.midatlanticbrassbandfestival.com/uploads/1/3/0/7/130775557/230140.pdf
- http://nokuxu.disfrutaelmundo.com/uploads/1/3/2/3/132302780/webim-tinumi-kuwesetegepures.pdf
- https://cdn.shopify.com/s/files/1/0434/3028/1381/files/19179160251.pdf
- https://cdn.shopify.com/s/files/1/0439/4539/4331/files/midolatajugavopiv.pdf
- https://cdn.shopify.com/s/files/1/0430/1085/0979/files/79914056199.pdf
- https://cdn.shopify.com/s/files/1/0431/6128/8868/files/fapuxesitonikatunuk.pdf
- https://cdn.shopify.com/s/files/1/0431/8068/7520/files/dujobatozasawekivu.pdf
- https://cdn.shopify.com/s/files/1/0440/5500/3286/files/48916636565.pdf
- https://cdn.shopify.com/s/files/1/0430/9932/4580/files/86687667343.pdf
- https://cdn.shopify.com/s/files/1/0428/8669/3023/files/72309649996.pdf
- https://cdn.shopify.com/s/files/1/0430/6799/8359/files/golilekafiniwo.pdf
- https://cdn.shopify.com/s/files/1/0433/6589/2261/files/94742014051.pdf
- https://cdn.shopify.com/s/files/1/0434/0088/8469/files/raxatu.pdf
- https://cdn.shopify.com/s/files/1/0431/7567/4024/files/93230851018.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_off000070bf.bine9de397a21c308ab3fb0951842e0b8a86e2b835c5211f4feedf29411444e78b0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70BF | 5352 bytes |
font_01_sfnt_off000082e4.bin396b153193fade7e7ea81786e69089468ccd850e39d3b6cea9c1eb79ff76b4f6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x82E4 | 10320 bytes |
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