MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of embedded links, many of which point to external resources. One critical heuristic identified a link to a known malicious redirector infrastructure at 'https://ttraff.cc/pify?keyword=facebook+messenger+settings+android+2019'. The document body, though heavily obfuscated, also contains this URL, suggesting a lure to a malicious site. The presence of numerous links, including the identified malicious redirector, indicates an attempt to direct users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF 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.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall 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.
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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF 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.
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe 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.
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Embedded URL info EMBEDDED_URLOne 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=facebook+messenger+settings+android+2019 In PDF document text
- http://files.shopisadoraboutique.com/uploads/1/3/1/6/131636923/kepakoniw.pdfIn PDF document text
- http://files.ksdanceacademy.com/uploads/1/3/2/6/132696117/wutabor_rorekofabevuvas_gelojorivet_bilojulenatife.pdfIn PDF document text
- http://files.evelethheritage.com/uploads/1/3/1/8/131871643/gipudobukane.pdfIn PDF document text
- http://files.rosielonsdalephotography.co.uk/uploads/1/3/2/3/132302913/pamekumefagirok_ravanux_nebemape.pdfIn PDF document text
- http://files.fbcapalachicola.com/uploads/1/3/1/3/131384605/sotif-sologe.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/1/0429/0910/6335/files/minecraft_tp_to_player.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6585/1542/files/el_cascanueces_historia.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9239/3640/files/gif_in_slack.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4388/1114/files/kuzunifobediratadu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6070/6971/files/16130196046.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7689/5398/files/18893643172.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0736/0667/files/titijidutimilozekudar.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/4917/9541/files/gazizisevubonevusaluwedo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/6604/1244/files/fizagofuvovedupiwexeger.pdfIn PDF document text
- https://forums.androidcentral.com/showthread.php?t=775927&s=7d0100b2c7e2647e66c8e5d0d22c95c8In 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
- https://forums.androidcentral.com/showthread.php?t=775927&s=7d0100b2c7e2647e66c8e5d0d22c95c8In 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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000066c2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x66C2 | 5868 bytes |
SHA-256: 5937c35909632de8cfaaa73e96ee61194c299c7f8c5d3909eb44509a877c16dc |
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font_01_sfnt_off00007aa2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7AA2 | 10488 bytes |
SHA-256: 0adfe495befe9a9cad423b2acfba5c003cb87cbcd507623593b81377e424da9a |
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font_02_sfnt_off00009e9c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9E9C | 16312 bytes |
SHA-256: 975089639afea594160f6daa1ae948ffc4125994d61a9fd32dce02580f7b6b15 |
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