Malicious PDF — malware analysis report

Static analysis result for SHA-256 aa7b07134bd0cf06…

MALICIOUS

PDF

39.4 KB Created: 2020-08-09 13:10:08 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 86363c0b129a0c9b84836b65331ab27d SHA-1: 682376a3880ae6348682b67131d884e41dd65f17 SHA-256: aa7b07134bd0cf06d91ae4a82dac4d8ecb15e19a0637efeeb1ee0175321d022b
194 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, which is also present in the document body. This link leads to 'ttraff.cc', a known malicious domain. The document also exhibits characteristics of a link farm, with numerous embedded URLs pointing to external resources, many of which are hosted on Shopify. The primary malicious link is designed to appear as a legitimate resource for 'entrepreneurship development'. No scripts were extracted from this sample.

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=entrepreneurship+development+pdf+agrimoon In PDF document text
    • http://files.maxiesknitwear.com/uploads/1/3/0/9/130968988/jumize.pdfIn PDF document text
    • http://files.chicagoyouththeatrefest.org/uploads/1/3/1/8/131856232/zemididekomot.pdfIn PDF document text
    • http://files.shoehutmgk.com/uploads/1/3/1/3/131379801/rufosabo.pdfIn PDF document text
    • http://files.manestreethaircompany.com/uploads/1/3/0/7/130739069/fotujibesori-kosuboledimapim-pujonefezobo.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/1/0436/3363/9584/files/nitemowilezarogibujuf.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/7080/7459/files/4151248667.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/1471/7597/files/jobomorupiwerosanu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/2826/6654/files/credit_card_authorization_form_fillable.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/4428/1247/files/franklin_gothic_font_free.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/8381/7375/files/xetixefixagarosed.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/2429/3796/files/monirizunemekilinodujosum.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/4145/5254/files/wonder_2020_movie_script.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/7727/1716/files/19798735132.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/5829/1093/files/palos.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/6795/7658/files/vifimajawosijez.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 8

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_off00005961.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5961 5472 bytes
SHA-256: 795805720eb5adcf6e358c7faf0ea5fe3d4b10855742bcd75553852f643d28c3
font_01_sfnt_off00006be0.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6BE0 11320 bytes
SHA-256: 8138772051bbeea53060240e8e9d35a5423a51e590e508d765f6a771202e765d

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