Malicious PDF — malware analysis report

Static analysis result for SHA-256 e940e97aaf8a59a3…

MALICIOUS

PDF

38.3 KB Created: 2020-08-21 07:46:45 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: b80c154c5cd13ea409caff9fdefc0cd6 SHA-1: a5f0db693204be915bf27d218973a53adc39aa3d SHA-256: e940e97aaf8a59a3d36e49433a57a54e09d15887760018e230e127fb05c6bcf9
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell T1204.002 Malicious Link

The PDF contains a link farm pointing to multiple PDF files hosted on Shopify, with one primary URL leading to a known malicious redirector. This suggests the document's purpose is to direct users to malicious infrastructure, likely for further exploitation or credential harvesting. The ML classifier also strongly indicated maliciousness.

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=template+blogspot+berita In PDF document text
    • http://files.mycasasale.ca/uploads/1/3/1/4/131437806/tadeduzegemalo-vapalisiw-miwokog-wogid.pdfIn PDF document text
    • http://files.gaiaportraits.com/uploads/1/3/1/6/131636890/rononalinefinaxiget.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/1/0433/0677/8784/files/pevawaviwaz.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/5235/1144/files/kosofo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/6710/4668/files/botumimopetimorujab.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/7446/2631/files/cameraman_gangatho_rambabu_movie_scenes.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/0944/0917/files/61453166190.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/5724/8421/files/deputovavodadotukekarakav.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/8988/7396/files/60300178118.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6574/5303/files/zarumub.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/8521/7436/files/kepulerosadexakenav.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0448/4068/1633/files/root_nexus_5_6._0_1.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/4971/2806/files/pm_gramin_awas_yojana_online_application_form.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 1

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_off0000581a.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x581A 5228 bytes
SHA-256: b9dbf84b49f3679fb9e60316bc35914971b181859f49f9cda34462c05044b9b3
font_01_sfnt_off000069c8.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x69C8 10272 bytes
SHA-256: f3e367222e0bb4831aa2738dc600c70abe26d3fed5591b9b7097a5297b915dac

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