MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to a link farm hosted on Shopify. One of these links, https://ttraff.cc/wb?keyword=laser%20printer%20technology%20pdf, is identified as a malicious redirector. The document body, though heavily obfuscated, contains references to the same URL, suggesting the primary intent is to redirect the user to malicious infrastructure.
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/wb?keyword=laser%20printer%20technology%20pdf
- http://files.freshburies.com/uploads/1/3/1/3/131384470/mirosi.pdf
- http://rinemun.whiteevolution.org/uploads/1/3/0/7/130739553/mufutivenu.pdf
- http://files.costellohsie.info/uploads/1/3/0/7/130738748/5edd2f7.pdf
- https://cdn.shopify.com/s/files/1/0431/5296/5792/files/wodakajamewazezedupabebox.pdf
- https://cdn.shopify.com/s/files/1/0431/4896/8100/files/gulofizizagatukejuvage.pdf
- https://cdn.shopify.com/s/files/1/0431/5083/5876/files/gatumadovaridu.pdf
- https://cdn.shopify.com/s/files/1/0449/5409/1675/files/c_csv_writer.pdf
- https://cdn.shopify.com/s/files/1/0433/5045/8520/files/65535746869.pdf
- https://cdn.shopify.com/s/files/1/0432/6552/3870/files/vugidejepogilorij.pdf
- https://cdn.shopify.com/s/files/1/0432/2679/2093/files/72230016638.pdf
- https://cdn.shopify.com/s/files/1/0432/7807/4020/files/47034461787.pdf
- https://cdn.shopify.com/s/files/1/0435/5247/3252/files/primary_auxiliary_verbs_exercises.pdf
- https://cdn.shopify.com/s/files/1/0435/7426/3963/files/wejikufigapetomubawuwux.pdf
- https://cdn.shopify.com/s/files/1/0430/0223/2983/files/68532956132.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_off00006717.bina09b954f019efa8392985bddbc805371ca80a4afb4d334be3847d948aaaf05c9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6717 | 5460 bytes |
font_01_sfnt_off000079b0.bind3fd94499430a800115d4dda6c435b0f7e8144777f49b52a23b70b181e65de2c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x79B0 | 10008 bytes |
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