Malicious PDF — malware analysis report

Static analysis result for SHA-256 e56e7d90b068385a…

MALICIOUS

PDF

41.2 KB Created: 2020-08-18 19:17:53 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: e6297b906d64aa107938050031ca9ebd SHA-1: 034f4c68a0d093b8c6abc7c921134884f497d4c9 SHA-256: e56e7d90b068385a2d718dc4e0ffd43b0f7fc9b33e9d07752a9165233d7fc54f
194 Risk Score

Malware Insights

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

The PDF contains multiple embedded links, with one specifically pointing to a known malicious redirector. The document body, though partially corrupted, contains text that appears to be a lure for a 'guide' or 'manual', aligning with the malicious redirector's URL. The presence of numerous external PDF links, many hosted on Shopify, suggests a link farm used for SEO poisoning or to obscure the ultimate destination. No scripts were extracted, and the primary malicious activity observed is redirection via embedded URLs.

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.com/pify?keyword=prestige+leviathan+guide+gauntlet In PDF document text
    • http://fabotonen.aera100.net/uploads/1/3/2/8/132814930/soliwasemavifuboguf.pdfIn PDF document text
    • http://files.hudsonvalleybookdesign.com/uploads/1/3/0/7/130740563/9112005.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/1/0435/4310/1591/files/xigedovof.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/6779/3817/files/the_gregg_reference_manual.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/4297/1553/files/94089281981.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9291/8937/files/test_de_temperamento_y_caracter.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/8689/5512/files/repoporokupoxezujumemiva.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/1165/4307/files/power_wagon_registry.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/6809/6661/files/blindspot_hidden_biases_of_good_people.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/7327/2992/files/zazajiponumoz.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/9072/2472/files/jadepemotupav.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/1653/5720/files/76708257870.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/7120/1699/files/youtube_to_mp3_320_kbps.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/0501/6226/files/aws_instance_types.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 7

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_off000064c3.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x64C3 5148 bytes
SHA-256: 8cfed4d2813320e3b0de138c5621a4f085c246bb9e07e3d8d8f7ca2115e076f9
font_01_sfnt_off00007637.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7637 9896 bytes
SHA-256: 71495dda09154eead5d4f5e1a8084120bf53abda954c96fa41db4e322f706e4c

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