Malicious PDF — malware analysis report

Static analysis result for SHA-256 e6ece072306ca951…

MALICIOUS

PDF

44.5 KB Created: 2020-08-21 08:08:44 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 4c24a27488793821696a1dd86ff5ef0f SHA-1: 4c4c799ee6cef517abc00e0dbb791760d8a57a02 SHA-256: e6ece072306ca9515b6cd5ea276935dbb1711380946b19065ea7fe7fd180b5c9
194 Risk Score

Malware Insights

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

The PDF contains numerous embedded links, with a critical heuristic identifying a malicious redirector at 'https://ttraff.ru/pify?keyword=cheats+for+gta+san+andreas+ios'. The document body, though heavily obfuscated, contains text related to game cheats and the malicious URL, suggesting a lure to a phishing or malware distribution site. The presence of a large number of external PDF links also indicates a link farm for SEO manipulation, likely to drive traffic to malicious content.

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.ru/pify?keyword=cheats+for+gta+san+andreas+ios In PDF document text
    • http://files.sharingthecarecampaign.com/uploads/1/3/2/3/132303359/2245041.pdfIn PDF document text
    • http://kurikavej.duxinaroe.com/uploads/1/3/1/4/131453723/8799030.pdfIn PDF document text
    • http://dasov.azaleaandrosebudknits.com/uploads/1/3/1/3/131382430/mesufukikibe.pdfIn PDF document text
    • http://files.lilyteng.com/uploads/1/3/0/7/130776728/vowunejemusozot_lugukax_fupovat_rozibigune.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/1/0433/0687/7080/files/kufanagapaxo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/4609/2443/files/16617156657.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/3246/0960/files/14541703441.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/3623/8236/files/walol.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0448/1312/3744/files/action_research.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/2086/0064/files/14530077295.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/6970/9217/files/affairscloud_static_banking_awareness_free_download.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/kenawuvotijogajutimev.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0439/4886/7742/files/free_guardianship_letter_template.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/7665/8087/files/probability_basic_questions.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/1149/7366/files/tunafupe.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/2287/5797/files/free_adirondack_chair_plans.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/2935/4917/files/big_ideas_simply_explained_series_download.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/9825/7048/files/tugotobonozuzu.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_off000070f3.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x70F3 5044 bytes
SHA-256: 2c9e7e978f7463893f23cee3e12bac0fb9abd2e853e6f61daacccd231ff8c3a0
font_01_sfnt_off00008210.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8210 10144 bytes
SHA-256: d1c4d323efce14c5bf62e5bc9945fb167c1eb591117bc6fca2b9a1943a56b078