Malicious PDF — malware analysis report

Static analysis result for SHA-256 f701149fd703da21…

MALICIOUS

PDF

61.8 KB Created: 2020-07-22 09:22:55 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 44c49a9f8844ea7d3f5c4ca022591758 SHA-1: 6655739b845b5690169db2a8aaf1c73b2dbfe333 SHA-256: f701149fd703da216e593e8a328bd9a318e507aee0ebf65666507ab9c407bb94
194 Risk Score

Malware Insights

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

The PDF contains a critical heuristic firing for a malicious redirector link pointing to ttraff.com. Additionally, it exhibits characteristics of a PDF link farm, with numerous links, many hosted on cdn.shopify.com, suggesting an attempt to distribute malicious content or engage in SEO abuse. The document body, though heavily obfuscated, contains text related to 'pdf oku' (read pdf), reinforcing the lure.

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/wb?keyword=uluslar%C4%B1n%20d%C3%BC%C5%9F%C3%BC%C5%9F%C3%BC%20pdf%20oku In PDF document text
    • http://files.lexingtonrockbridgestudiotour.com/uploads/1/3/1/6/131636941/bubefizagebobalo.pdfIn PDF document text
    • http://files.danielakfineart.com/uploads/1/3/0/7/130738548/6191127.pdfIn PDF document text
    • http://files.healthymindspaceblog.com/uploads/1/3/1/0/131070366/9e5168a5.pdfIn PDF document text
    • http://files.millbrookrotarydirectory.com/uploads/1/3/0/7/130775846/d99ea.pdfIn PDF document text
    • http://files.apriloliviaroskos.com/uploads/1/3/2/6/132681336/tefumu.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/1/0430/2585/8714/files/33349080783.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/6583/4658/files/wuzobo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/9838/3260/files/85234466117.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/livoxigugefeguvon.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/7982/6597/files/59409704762.pdfIn PDF document text
    • https://zodamutove.files.wordpress.com/2020/06/tizazosuzovi.pdfIn PDF document text
    • https://xutosazibovi.files.wordpress.com/2020/07/wirurevifubosutesedumo.pdfIn PDF document text
    • https://zixovanofodi.files.wordpress.com/2020/06/diradiluxexi.pdfIn PDF document text
    • https://sukaligi.files.wordpress.com/2020/06/jekibadawetudeligozi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/8104/7965/files/vugadumekag.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/8402/9845/files/dawanenij.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/1607/7991/files/79701079259.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9832/5663/files/47537553263.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/7303/4658/files/74040798975.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/5704/5913/files/warunomovejaporemote.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/8684/7905/files/davotuvaginabug.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_off0000af01.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xAF01 5124 bytes
SHA-256: 9df4970ee8f57e5de0d34a3e9a9a722552b3be15af84edc7714e8da7e4998c4c
font_01_sfnt_off0000bfb9.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xBFB9 12748 bytes
SHA-256: 97579021c63b84b9f6c5a3f9e70919708219678a9daa2aa6b0e372c971f83509