MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains embedded links, one of which points to a known malicious redirector at ttraff.com. The document body, though heavily obfuscated, contains text related to performance appraisals, suggesting a social engineering lure. The presence of numerous other links, many hosted on Shopify, indicates a link farm designed to obscure the ultimate destination. The ML classifier 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.com/pify?keyword=performance+appraisal+samples+for+supervisors
- http://nuwapo.oraclefitness.com/uploads/1/3/2/7/132740519/3c69c3ce18e.pdf
- https://cdn.shopify.com/s/files/1/0430/5226/9717/files/17339214188.pdf
- https://cdn.shopify.com/s/files/1/0433/4131/6249/files/46422185271.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/xugifewelogukepebokiz.pdf
- https://cdn.shopify.com/s/files/1/0433/9977/4366/files/torigawufumopimefagudi.pdf
- https://cdn.shopify.com/s/files/1/0435/4339/6506/files/apache_hadoop_yarn.pdf
- https://cdn.shopify.com/s/files/1/0437/1808/2711/files/74822063191.pdf
- https://cdn.shopify.com/s/files/1/0431/3579/5354/files/lumojoneme.pdf
- https://cdn.shopify.com/s/files/1/0431/7623/1063/files/47041942521.pdf
- https://cdn.shopify.com/s/files/1/0432/5038/5051/files/bewunig.pdf
- https://cdn.shopify.com/s/files/1/0433/9934/8389/files/pulotofukamupedemitepi.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000064a8.bin6ae6a2575516f8272f3314485c08c88c8e1d6caa246eb3e6a52be04b78df1cee |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x64A8 | 5024 bytes |
font_01_sfnt_off0000759a.binddccbdb507923f6a25f921441fe116352bf1abc81bc99b202740ff697809afcf |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x759A | 10068 bytes |
font_02_sfnt_off000097b7.bin0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x97B7 | 4324 bytes |
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