Malicious PDF — malware analysis report

Static analysis result for SHA-256 d06c9647602d63a4…

MALICIOUS

PDF

34.8 KB Created: 2020-08-26 14:30:17 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 4021b7a0efd4dbe680825cf6be852564 SHA-1: 5389730cd840e4ae26c92f5c9599b57a365606e3 SHA-256: d06c9647602d63a4175df179126399c517965d3e33545c9fa024cabce026cb4a
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF contains a link farm, with a primary malicious redirector URL embedded in the document body. The heuristic PDF_MALICIOUS_REDIRECTOR_LINK indicates that the URL https://ttraff.club/pify?keyword=vibe+axcess+5+in+1+universal+remote+code+search leads to known malicious infrastructure. The document body itself is heavily obfuscated but contains references to the product search and the malicious URL, suggesting a lure to a phishing or malware distribution site.

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.club/pify?keyword=vibe+axcess+5+in+1+universal+remote+code+search In PDF document text
    • http://xiwodi.senjistudios.net/uploads/1/3/1/4/131482916/kalozinuriweg.pdfIn PDF document text
    • http://zobazelep.tessagoss.com/uploads/1/3/0/8/130814252/686287.pdfIn PDF document text
    • http://files.alaskaascd.net/uploads/1/3/1/4/131482988/pisan.pdfIn PDF document text
    • http://files.lamatstudio.com/uploads/1/3/0/7/130739704/xuvevineru-sepibati-dimonusixo.pdfIn PDF document text
    • http://degox.dianekrys.com/uploads/1/3/0/8/130813509/6639126.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/1/0439/3736/6174/files/gibujesisoziwowikogu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/8603/5621/files/degejifijefosigexagasexe.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/4316/8156/files/34400595644.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/2017/3983/files/noviform_gonsalva_biverkningar.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/9898/7941/files/pharmaceutical_capsules.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/7707/5108/files/25615937400.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/9143/5422/files/95315785607.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/9602/2933/files/english_alphabet_cursive_writing_worksheets.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/7596/8928/files/79709386448.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6397/5835/files/minecraft_cops_and_robbers_2.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/2639/0951/files/14900697996.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/9252/3675/files/zafoxo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/0334/6078/files/56345151908.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

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00004994.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4994 5588 bytes
SHA-256: ffbf87a014a5309a26277d8a080596fda5f6e9ff5e39479e749e4a1347695d42
font_01_sfnt_off00005c6e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5C6E 9792 bytes
SHA-256: 7dfa1f1fdb587faf514d823b8fa202d9d8b4fe685fb76674337343be10a16ccc