Malicious PDF — malware analysis report

Static analysis result for SHA-256 8efbc597723a89b9…

MALICIOUS

PDF

53.8 KB Created: 2020-08-06 21:56:35 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 6470fe93f7e425d0243212b6162839cb SHA-1: 20d19138ad04b2e5364adecf9b2117cc9743823d SHA-256: 8efbc597723a89b92352af3b0eadc331f5133936c0904b6db2c3344461d76acd
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains a large number of embedded links, with one identified as a malicious redirector. The heuristic 'PDF_SEO_LINK_FARM' indicates a mass of external PDF links, suggesting an attempt to create a link farm or distribute malicious content through numerous seemingly benign URLs. The primary malicious URL identified is https://ttraff.cc/pify?keyword=blue+bead+story+pdf, which likely serves as a gateway to further malicious sites.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 5

  • PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK
    PDF 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_FARM
    Small 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.
  • Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINK
    PDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
  • Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTAL
    The 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_URL
    One 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=blue+bead+story+pdf In PDF document text
    • http://vavoto.portfolio-people.com/uploads/1/3/0/8/130873951/sozapativaxebo.pdfIn PDF document text
    • http://files.magnoliatexasoutdoorliving.com/uploads/1/3/1/1/131164324/4097551.pdfIn PDF document text
    • http://files.fromsandy.com/uploads/1/3/1/4/131484133/xajukagaw-dofixunevuvemab.pdfIn PDF document text
    • http://gukax.meditationwithmish.com/uploads/1/3/1/3/131398560/kebobutepiwikiwup.pdfIn PDF document text
    • http://files.luxeinteriorsla.com/uploads/1/3/1/8/131871569/wedokotare.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/0221/5074/files/17864625025.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/6145/8582/files/15257794635.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/4018/7303/files/86436312576.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/2027/1259/files/printable_ged_practice_worksheets.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/sujaxitedidubabupopivup.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/4259/3189/files/jupusijedutojig.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/5259/6374/files/rupivivumezuno.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/4490/5884/files/radidedapa.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/0168/3873/files/ged_study_guide_2015.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/4995/1125/files/cents_to_dollars_converter.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/1275/8426/files/sitokedujoxaw.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/4154/4600/files/duwaxigenegipurozonamelo.pdfIn PDF document text
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
    • http://purl.org/dc/elements/1.1/In PDF document text
    • http://ns.adobe.com/pdf/1.3/In PDF document text
    • http://ns.adobe.com/xap/1.0/In PDF document text
    • http://ns.adobe.com/xap/1.0/mm/In PDF document text
    • http://ns.adobe.com/xap/1.0/rights/In PDF document text
    • http://scripts.sil.org/OFLIn PDF document text

Related samples 6

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000095d2.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x95D2 5324 bytes
SHA-256: 685d3cb7e0b3bfda494e521cc8a3eeb90ad40d6c618a6e2ac0b841d79d8e134b
font_01_sfnt_off0000a7fe.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xA7FE 10120 bytes
SHA-256: aafe2a1c6e9575305d0489cbc0f5102faddd95ab6312b1de1119eb81db3c558e

Open this report in the interactive analyzer, or submit your own file for analysis.