MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a heuristic firing for a malicious redirector link, pointing to 'ttraff.cc'. The document body also contains this URL, presented as an 'Arcsight smart connector installation guide'. This suggests a social engineering lure to trick the user into clicking the link. The PDF also contains a link farm heuristic, indicating it's part of a larger SEO-based distribution effort.
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=arcsight+smart+connector+installation+guide
- http://files.ajconsultingcompany.com/uploads/1/3/1/3/131398246/kavujiziguwe-devogegud-gefakidobeliren-zosovilo.pdf
- http://files.legato.ca/uploads/1/3/0/8/130814216/db414e09e307.pdf
- https://cdn.shopify.com/s/files/1/0435/9290/8962/files/nujofadafokezizaneti.pdf
- https://cdn.shopify.com/s/files/1/0432/6785/0390/files/biology_of_gila_monsters_and_beaded_lizards.pdf
- https://cdn.shopify.com/s/files/1/0430/5282/6777/files/78896173994.pdf
- https://cdn.shopify.com/s/files/1/0440/9730/6776/files/91629470096.pdf
- https://cdn.shopify.com/s/files/1/0429/0910/6343/files/nunaxegofokexaxabetetam.pdf
- https://cdn.shopify.com/s/files/1/0436/0205/1235/files/peruxidevud.pdf
- https://cdn.shopify.com/s/files/1/0433/1329/9620/files/pejorixinewirowewap.pdf
- https://cdn.shopify.com/s/files/1/0430/9378/6791/files/99160187554.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/45927795399.pdf
- https://cdn.shopify.com/s/files/1/0430/7222/5442/files/87832866293.pdf
- https://cdn.shopify.com/s/files/1/0434/4145/5254/files/reraz.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_off00005f39.bin6d016ed0b03918b624abb4344b8071d60c09bdc3a67a499ae1ba0cca702927c0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F39 | 5340 bytes |
font_01_sfnt_off0000712b.bin0499e81d1f3d315d8b4f671228a62c5cf4591d0e79af78e1ccca0edb626277b6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x712B | 10380 bytes |
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