Malicious PDF — malware analysis report

Static analysis result for SHA-256 89bc4fd06f2cb2c6…

MALICIOUS

PDF

49.2 KB Created: 2020-08-20 19:33:25 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 7a047f7bd3cc8f888052f24ee2df5987 SHA-1: 1f015ced59a3e13920ae96ccf55f86e1cb1eb5e5 SHA-256: 89bc4fd06f2cb2c6b2208a06597958ac187bd383dcdba6f6c14015ff53045eb3
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains numerous links, many of which point to redirector infrastructure designed to lead users to malicious sites. The primary redirector URL is https://ttraff.ru/pify?keyword=appcelerator+titanium+tutorial+pdf, which is flagged as malicious. This suggests a phishing or scam attempt using a lure related to tutorials or resources.

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=appcelerator+titanium+tutorial+pdf In PDF document text
    • http://vutezala.caymanchoirandorchestra.com/uploads/1/3/2/6/132683097/rabotutelutazurobas.pdfIn PDF document text
    • http://zagilaso.wildeaboutexploring.com/uploads/1/3/0/7/130776131/8130000.pdfIn PDF document text
    • http://fiwutoto.blount-lab.org/uploads/1/3/0/9/130969723/wejupegu.pdfIn PDF document text
    • http://jepiretow.treetopreptile.com/uploads/1/3/1/4/131407005/wubiretavezalirev.pdfIn PDF document text
    • https://github.com/layerhq/Atlas-Android-MessengerIn 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/1/0435/1701/8267/files/bibewu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/7916/3285/files/59700327420.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/3653/2136/files/xavimite.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/7678/0181/files/zusititesipese.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/9417/2058/files/muwazojapesufobovolik.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/0028/2779/files/31117937636.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/8833/9354/files/wixobasizex.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/7887/7337/files/fortnite_access_token.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/1677/4054/files/47715632006.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/8580/0358/files/4385376465.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/6537/5908/files/curse_of_the_wolfen.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 6

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_off00006bf7.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6BF7 4992 bytes
SHA-256: e4893e35afb119a632cce6f47f5e86139faa6c058bd9603df0e5628cdf2c0dce
font_01_sfnt_off00007cc7.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7CC7 14236 bytes
SHA-256: f9473d162a0f04036bb1f6cd45f438e8d2e1571e5c39f180561c91d2bb53b969
font_02_sfnt_off0000a9f5.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xA9F5 4324 bytes
SHA-256: 1158d95dac44631f497756703988ba3645251422e7ff0015d3fca430225e7c3e

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