MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many of which point to a redirector service known for malicious activity. The document body, though obfuscated, contains text related to emotions and a URL that appears to be a lure. The ML classifier strongly indicated maliciousness, and the presence of a redirector link suggests an attempt to lead the user to a malicious site, likely for phishing or malware delivery.
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=types+of+emotions+list+pdf
- http://files.dianavgustafson.com/uploads/1/3/2/6/132681556/cbb2f1dfa.pdf
- http://files.walmsley.ch/uploads/1/3/1/4/131452842/8f47bce1.pdf
- http://files.briannadipilato.com/uploads/1/3/1/4/131454270/bowutijenil.pdf
- http://files.ritchierockmcbride.com/uploads/1/3/0/7/130775701/fomin.pdf
- http://files.ugsoalocal18.com/uploads/1/3/1/4/131407112/e2823e680.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0429/8155/6375/files/st._augustine_city_of_god.pdf
- https://cdn.shopify.com/s/files/1/0430/1615/9381/files/xatubegafupoboruru.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/669297692.pdf
- https://cdn.shopify.com/s/files/1/0432/6585/1542/files/80257821027.pdf
- https://cdn.shopify.com/s/files/1/0432/4484/7266/files/62081073509.pdf
- https://cdn.shopify.com/s/files/1/0428/5631/7091/files/lajevalejibikoxazodas.pdf
- https://cdn.shopify.com/s/files/1/0429/3004/5084/files/jusawepulumujowitabugugi.pdf
- https://cdn.shopify.com/s/files/1/0431/5519/4011/files/43997790842.pdf
- https://cdn.shopify.com/s/files/1/0430/8828/1761/files/lilarekawiloxarosolowula.pdf
- https://cdn.shopify.com/s/files/1/0430/8343/2096/files/76876654695.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_off00009cb8.bin0648ea4162528de3d3211c50408b471d9d47603b6cc63769dcd0aafce78401e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9CB8 | 4932 bytes |
font_01_sfnt_off0000ad80.bina689a76d0c059a3b93b565d4a9226a96586c6c4053495e3c3ee006d5947ec275 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAD80 | 10352 bytes |
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