Malicious PDF — malware analysis report

Static analysis result for SHA-256 183056ef70169593…

MALICIOUS

PDF

49.4 KB Created: 2020-08-11 23:27:18 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: f60eda805c26a070817ad73ce84093c2 SHA-1: 7311921bf17528893790d1596ecc885cb5589592 SHA-256: 183056ef70169593f63db4c2638371578f612600e3dbddbfc045ba6a80185c18
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a lure related to 'advantages of internet in urdu pdf' and embeds numerous links. Several heuristics indicate that these links point to redirector infrastructure, specifically `https://ttraff.cc/pify?keyword=advantages+of+internet+in+urdu+pdf`, which is flagged as malicious. The ML classifier also strongly indicates maliciousness. The document appears to be part of a link farm or SEO scam designed to redirect users to malicious sites.

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=advantages+of+internet+in+urdu+pdf In PDF document text
    • http://files.innovativemindfulsolutions.com/uploads/1/3/2/8/132815767/sasomozabelow.pdfIn PDF document text
    • http://files.visionworksmultimedia.com/uploads/1/3/1/4/131482952/tewasojofexowas_mejozo.pdfIn PDF document text
    • http://files.sandrapaolalopez.com/uploads/1/3/0/8/130814115/fozatiwasejij.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/1/0432/4166/8775/files/884188770.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/1617/5263/files/gorovonidupube.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/1394/7048/files/53130342259.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0453/6195/4971/files/29613441058.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/0591/0933/files/42941896882.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/0587/8170/files/belisako.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/1047/4663/files/juwodobunubut.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/3355/8168/files/91602503133.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/5679/0695/files/tujaxamafaxixan.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/6301/7629/files/nabatorukobuvutagexif.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/6455/5675/files/wagel.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/9628/6111/files/difag.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/1627/3576/files/diferencia_entre_bactericida_y_bacteriostatico.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 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00006c71.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6C71 5536 bytes
SHA-256: 8db914c8b447c1118fd2c02fde5fd0b6a68be0b95c46e0a5d3369f43e44d50c9
font_01_sfnt_off00007f99.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7F99 5228 bytes
SHA-256: 8a45515d4bda7a0c192fd03dcd94c5485ef01683c9541b650d00ff76650e8489
font_02_sfnt_off0000917b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x917B 11688 bytes
SHA-256: a9e59b247b805725be1eb53c12f40827ebba09365f54fbdb8c34d12cec12c0ed

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