MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded links, with one specifically pointing to a known malicious redirector infrastructure. The document body text and heuristics indicate a lure related to payment slips, suggesting a phishing attempt. The presence of numerous external PDF links, many hosted on Shopify, further supports the link farm and redirection tactics.
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=an+form+payment+slip+2018
- http://bizubesor.karengan.blog/uploads/1/3/1/3/131383483/7313414.pdf
- http://files.enterframework.com/uploads/1/3/2/3/132303382/visexan.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0429/5763/5735/files/kifujirovibawiwapevex.pdf
- https://cdn.shopify.com/s/files/1/0431/6659/7288/files/a._p_and_g._p_series_formula.pdf
- https://cdn.shopify.com/s/files/1/0437/8984/4631/files/clipsal_pvc_conduit_catalogue.pdf
- https://cdn.shopify.com/s/files/1/0434/3644/1752/files/bozeman_tv_guide.pdf
- https://cdn.shopify.com/s/files/1/0429/8362/0757/files/43193157268.pdf
- https://cdn.shopify.com/s/files/1/0430/8919/9268/files/84461272314.pdf
- https://cdn.shopify.com/s/files/1/0435/3451/6376/files/carcinoma_de_celulas_escamosas_equino.pdf
- https://cdn.shopify.com/s/files/1/0439/9644/6878/files/stokes_theorem.pdf
- https://cdn.shopify.com/s/files/1/0435/5283/3695/files/ff14_drk_leveling_guide.pdf
- https://cdn.shopify.com/s/files/1/0437/2440/6935/files/sewage_water_treatment.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_off00004195.binf7551870ee99fde21406fccb4bd120df59b5b2579f5f5a5a9d609ab493928b98 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4195 | 5660 bytes |
font_01_sfnt_off000054c3.bin764ae6e009c7806416a2ff56a1787373492b1c2d1bb95676465043e5708c2e26 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x54C3 | 9416 bytes |
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