Malicious PDF — malware analysis report

Static analysis result for SHA-256 2035ee4fe94e7ad3…

MALICIOUS

PDF

50.3 KB Created: 2020-08-06 21:38:15 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 5fdff3b52dd22f13068f65f621d470bd SHA-1: c1364da589cf31f2be0f804ce625940bfde7900d SHA-256: 2035ee4fe94e7ad3cb8dc4d17f9c1fc454e01a1cb02525e2da700f08891c2764
194 Risk Score

Malware Insights

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

The PDF file contains multiple embedded links, with a critical heuristic firing indicating a malicious redirector link. The document body, though heavily corrupted, contains text related to a 'British English slang dictionary PDF' and the malicious URL. This suggests a social engineering lure to trick users into clicking the malicious link, which is designed to redirect to further 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.cc/pify?keyword=british+english+slang+dictionary+pdf In PDF document text
    • http://files.wholeheartedpt.co.uk/uploads/1/3/1/6/131636789/6214482.pdfIn PDF document text
    • http://files.dyerlakenewfoundlands.com/uploads/1/3/1/3/131380177/literilugomagiwavezi.pdfIn PDF document text
    • http://files.realworldanaesthesia.org/uploads/1/3/2/6/132695492/7824762.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • http://www.daltonmaag.com/In PDF document text
    • https://cdn.shopify.com/s/files/1/0433/6254/9910/files/lipurenejulujudune.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/1673/2315/files/public_finance_management_act_zimbabwe.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/8948/4190/files/16522404249.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/2862/7099/files/bs_iso_22301.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/1883/0503/files/63076197747.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/7311/7087/files/essential_mathematics_for_economic_analysis_solutions.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9721/1558/files/99513750825.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/0298/5621/files/duzezeribe.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/bekikelazipilexujewa.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/1618/2184/files/like_water_for_chocolate_book_download.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/3040/4502/files/13524024285.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 2

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_off00007775.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7775 5356 bytes
SHA-256: 421032ef42690e288d893374884199f1f5a7d66073795d4e7822e3fac18e1c00
font_01_sfnt_off000089a8.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x89A8 10688 bytes
SHA-256: c33674b685d4411656a0f80c2ed7358b6a2a3b16e7494190480c99d289e7fee6
font_02_sfnt_off0000adad.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xADAD 4324 bytes
SHA-256: b50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c

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