Malicious PDF — malware analysis report

Static analysis result for SHA-256 534deeeb7cbd5f40…

MALICIOUS

PDF

41.8 KB Created: 2020-08-16 11:14:37 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 5a50f40ec142c865fcaf419b386bd68d SHA-1: 21afa4beade2ce67bb95e0359805e1994aa461f8 SHA-256: 534deeeb7cbd5f401bb4df2ba2147f1ca330d69ee420dbb1172e566f5abe7823
194 Risk Score

Malware Insights

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

The PDF file contains multiple embedded links, with a critical heuristic firing for a malicious redirector. The primary malicious URL identified is `https://ttraff.ru/pify?keyword=farmers+almanac+planting+guide+by+the+moon`. This suggests the document is designed to redirect users to potentially harmful content. While the document body contains garbled text, the presence of the malicious link is the strongest indicator of malicious intent.

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=farmers+almanac+planting+guide+by+the+moon In PDF document text
    • http://files.juliedanho.com/uploads/1/3/1/3/131381605/xifosolij_ralajijojazan_zabano_gobamubakesav.pdfIn PDF document text
    • http://files.movingbodieschangingminds.com/uploads/1/3/1/4/131453645/nenudagitim.pdfIn PDF document text
    • http://files.fiddlerofstrathspey.co.uk/uploads/1/3/1/3/131381450/jitilo-ninatojax-luzodo.pdfIn PDF document text
    • http://files.roadtriprip.com/uploads/1/3/1/4/131407802/rexipuke.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/1/0431/1829/7245/files/mibovitedenet.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/5847/1846/files/manual_de_drenagem_linftica.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/2750/4024/files/lawugedekosarawurapupikox.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/4854/1079/files/animal_name_in_english.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/2826/6654/files/mexodoru.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/7110/3395/files/15578600947.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/3728/5797/files/sort_numpy_array_by_column.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/9748/7512/files/66781092534.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/3279/5541/files/pong_python_code.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/3308/4575/files/ford_explorer_repair_manual.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/8911/5801/files/puregodujiwe.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 8

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_off000063fb.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x63FB 5684 bytes
SHA-256: d869f0c45dfc4dfb3664e04cfe40025d54d6286322060147ecc018ad2a35ba80
font_01_sfnt_off0000771e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x771E 10140 bytes
SHA-256: 68275c91b2961fa9caf14ab7a2aeef484afabb971835e1e1e98c7e0d042b40cd

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