MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with a critical heuristic firing indicating a link to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains the URL 'https://ttraff.ru/pify?keyword=actuaries+unlimited+forms', which is also flagged as malicious. The presence of a large number of external links, many hosted on Shopify, suggests a link farm or SEO poisoning tactic to distribute malicious content. No scripts were extracted from this sample.
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=actuaries+unlimited+forms
- http://files.alexoconnor-onlineportfolio.com/uploads/1/3/2/8/132814220/05530c216fa378.pdf
- http://files.bullheadacd.com/uploads/1/3/1/4/131483361/81403d.pdf
- http://pewep.showstoppersshowchoircamp.com/uploads/1/3/2/3/132303093/pigide.pdf
- http://files.autisticadults.com/uploads/1/3/1/6/131637043/sizonokemademu.pdf
- https://cdn.shopify.com/s/files/1/0435/9100/8418/files/38656732856.pdf
- https://cdn.shopify.com/s/files/1/0438/3752/2082/files/himnos_cristianos_pentecostales.pdf
- https://cdn.shopify.com/s/files/1/0437/8938/5885/files/quantum_numbers_practice_problems_with_answers.pdf
- https://cdn.shopify.com/s/files/1/0431/9579/3568/files/80811131784.pdf
- https://cdn.shopify.com/s/files/1/0433/9659/5861/files/xupajolavijefenovemev.pdf
- https://cdn.shopify.com/s/files/1/0430/5226/9717/files/44705812790.pdf
- https://cdn.shopify.com/s/files/1/0432/5684/0354/files/soundmax_integrated_digital_audio.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/73881495537.pdf
- https://cdn.shopify.com/s/files/1/0431/8344/0030/files/25010998290.pdf
- https://cdn.shopify.com/s/files/1/0434/5951/0425/files/hp_laserjet_1536dnf_mfp.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_off00005802.bin2717624c60480cc75ce571ee21c51b06788ccd531d054245f7ff5504f9fcb3fe |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5802 | 5156 bytes |
font_01_sfnt_off00006971.bin8628cce81736ac61c83402dfe7136cfda9fa81978083e3ed2da237ee787dac71 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6971 | 10452 bytes |
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