Malicious PDF — malware analysis report

Static analysis result for SHA-256 2f07642212cdff1c…

MALICIOUS

PDF

59.6 KB Created: 2020-08-19 23:15:56 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: b1370ddd852016d3e545553ab8b38e8c SHA-1: 4beacad9120daa19ab67c3b85050bd8ef1956fa9 SHA-256: 2f07642212cdff1c00616a0732a8291ffadfd044acefc897ea29cabfe2db698b
194 Risk Score

Malware Insights

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

The PDF file contains a critical heuristic firing indicating a malicious redirector link. The embedded URL points to 'ttraff.com', which is known for redirecting to malicious sites. The document body, though heavily obfuscated, contains the same URL, suggesting it's the primary lure. The file also exhibits characteristics of a link farm, with numerous embedded links, many pointing to Shopify domains, likely to obscure the malicious destination.

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=descendants+2+songs+mp4 In PDF document text
    • http://files.sweetsister-chicsister.com/uploads/1/3/0/7/130776518/6ed655a65662.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/1/0431/6574/5312/files/newisanowibavojixile.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/3061/8011/files/kusawapaxenekatumavegimi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/4514/3206/files/application_form_for_job_in_urdu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/6472/1562/files/border_gateway_protocol_configuration.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/8578/3455/files/92127459127.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/0950/7487/files/tidozosakixeroxin.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/9503/8877/files/vokinuzodakegazurumojir.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/7318/4678/files/gexelakuregunuluna.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0439/6145/0654/files/xaxivifazufagizago.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/8250/6647/files/best_chinese_learning_book.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
    • http://dejavu.sourceforge.netIn PDF document text
    • http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text

Related samples 8

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

Full JSON: related samples API

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00008a2a.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8A2A 5484 bytes
SHA-256: 1a22a91f3fb20ff82f91930ed38c3c2bbe52716155fa295d2b5c53ce0a7addfa
font_01_sfnt_off00009cc7.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x9CC7 10864 bytes
SHA-256: 7ed4388ac7369eadb22594ef11d39a541b823541e74f2e70e9f5b1bd54bb4512
font_02_sfnt_off0000c219.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xC219 18776 bytes
SHA-256: 96ab3042575e6db92b7bad1aac42ed8095504d59665b3326cf7857e97d54a14f

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