MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'https://ttraff.com/pify?keyword=direct+and+indirect+objects+spanish+worksheet'. Additionally, it exhibits characteristics of a PDF link farm, with numerous external links, many hosted on Shopify. The ML classifier strongly indicates maliciousness. The document body, though heavily obfuscated, contains the malicious URL and several benign-looking PDF links, suggesting a lure to disguise the malicious redirect.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
-
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.
-
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.
-
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.
-
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=direct+and+indirect+objects+spanish+worksheet
- http://files.tigerindustriesinc.com/uploads/1/3/1/3/131379991/5910297.pdf
- http://mofix.writingandrhetoricmke.com/uploads/1/3/1/3/131398140/e78ffc387.pdf
- http://files.travelwithbayside.com/uploads/1/3/1/3/131397946/e641141b7.pdf
- https://cdn.shopify.com/s/files/1/0450/2755/7526/files/modelo_pedagogico_definicion.pdf
- https://cdn.shopify.com/s/files/1/0428/0591/9903/files/70792192710.pdf
- https://cdn.shopify.com/s/files/1/0430/3486/9921/files/sovukuvufenefetifekokezo.pdf
- https://cdn.shopify.com/s/files/1/0436/1800/9250/files/12363594472.pdf
- https://cdn.shopify.com/s/files/1/0429/1405/4300/files/quran_karim.pdf
- https://cdn.shopify.com/s/files/1/0433/4416/7064/files/47412494633.pdf
- https://cdn.shopify.com/s/files/1/0435/8776/4387/files/buku_agama_islam_kelas_10_smk_kurikulum_2020.pdf
- https://cdn.shopify.com/s/files/1/0434/0239/5813/files/arabisch_lernen_a1.pdf
- https://cdn.shopify.com/s/files/1/0434/6878/3766/files/32289766117.pdf
- https://cdn.shopify.com/s/files/1/0432/2295/8248/files/lexixeledovunamufekep.pdf
- https://cdn.shopify.com/s/files/1/0436/9481/7445/files/78543623641.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_off0000470f.bin6f6da200fa3da9915c693c9403544a9fcd5297ae46749085315431cf4d1a812f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x470F | 5500 bytes |
font_01_sfnt_off000059c5.bin160e77d99c2ddbba45f64be93bc43b30102ed190eeb35ed29c07905f5241f67c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x59C5 | 9560 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.