Malicious PDF — malware analysis report

Static analysis result for SHA-256 998b196215844758…

MALICIOUS

PDF

46.7 KB Created: 2020-08-08 10:04:45 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 890d78fff63d73645b6fef4777c6f7f3 SHA-1: 0206191181203cbb7ccfeb4bc78ba6892e8b3baf SHA-256: 998b1962158447581f2d5c8325d1b9953d7ef235070887dbd21d3562ecbd5725
194 Risk Score

Malware Insights

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

The PDF file contains a critical heuristic firing for a malicious redirector link, pointing to 'https://ttraff.cc/pify?keyword=oxford+picture+dictionary+english+urdu+pdf'. This URL is likely part of a phishing or scam campaign, attempting to trick users into downloading further malicious content or visiting a malicious site. The document body, though heavily obfuscated, contains the same URL, reinforcing its malicious intent. The presence of numerous other links to Shopify, while some are benign, suggests a link farm used to obscure the primary malicious destination.

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=oxford+picture+dictionary+english+urdu+pdf In PDF document text
    • http://files.jaleohk-europe.com/uploads/1/3/1/4/131410299/duripunanazurafi.pdfIn PDF document text
    • http://files.beclothing.ca/uploads/1/3/1/0/131070619/walazasewumata.pdfIn PDF document text
    • http://files.yourfinancialnanny.com/uploads/1/3/1/8/131856380/5595964.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/1/0427/4146/5244/files/tewewened.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/7283/0105/files/zonenapevesejo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/5965/7374/files/97272512252.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/0455/1590/files/zitemakezepeti.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/4250/3832/files/liregifamo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/2553/8973/files/lowes_lawton_oklahoma.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/9020/7135/files/avery_template_5260.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/3225/6407/files/jarobakotokuvevezaditena.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/0890/9734/files/84992250272.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/pitoparejiki.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/8350/5570/files/37508569314.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_off0000686c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x686C 5496 bytes
SHA-256: c5595000ca725c1c1fe3647652a6bb43a3958e64205b00b55a34b940ae029e16
font_01_sfnt_off00007b24.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7B24 10612 bytes
SHA-256: 5d92413106d07f5856d041ee3621e4ee6f86b341210a6cc35a33b1a796674ae2
font_02_sfnt_off00009f16.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x9F16 4324 bytes
SHA-256: 05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176

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