MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link to a known malicious redirector, ttraff.com, which is designed to lead users to malicious content. The document body, though heavily obfuscated, contains text that appears to be a lure for Oromo language speakers seeking a PDF. The presence of a large number of external PDF links, many hosted on Shopify, suggests a link farm or SEO manipulation tactic to increase visibility and traffic to malicious sites.
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.com/wb?keyword=kitaaba%20seenaa%20afaan%20oromoo%20pdf In PDF document text
- http://files.learningslowly.co/uploads/1/3/2/6/132682119/4655254.pdfIn PDF document text
- http://files.bodiicore.com/uploads/1/3/0/7/130740363/09ce21731e2027c.pdfIn PDF document text
- http://files.lauriebenningroberts.com/uploads/1/3/1/4/131438002/a2d488.pdfIn PDF document text
- http://files.keepmaryoutofthekitchen.com/uploads/1/3/0/9/130969298/621ef3a12.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/1/0427/7701/8524/files/65605057235.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7356/7901/files/zotodusimofebewatimilivu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/kiwovanigefuminif.pdfIn PDF document text
- https://bafupidaruf.files.wordpress.com/2020/07/sejawovolebutowufuxi.pdfIn PDF document text
- https://fewakiw.files.wordpress.com/2020/06/47939193690.pdfIn PDF document text
- https://jodopeku.files.wordpress.com/2020/07/80055469440.pdfIn PDF document text
- https://diworolev.files.wordpress.com/2020/07/bisovoto.pdfIn PDF document text
- https://bizusiwe.files.wordpress.com/2020/07/repetabuzexopib.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/bisadugizutojaririxenudep.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3698/2944/files/20908823581.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8677/4436/files/38943969275.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/5887/8872/files/jovaxusen.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5664/4774/files/99674557518.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/lekerumukin.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/jezimix.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4292/9821/files/vetadezorubukiramigiribi.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
- 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_off00006e72.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6E72 | 5052 bytes |
SHA-256: cabe12777aea9fe4206acb768e0c3e2d457d942d389ce4077bfd424c6f92cad0 |
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font_01_sfnt_off00007f76.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7F76 | 14164 bytes |
SHA-256: 746c3437c7d10af52465ab4f6548eb9e5551602b697233ebe4e872de6388fd92 |
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font_02_sfnt_off0000ab55.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAB55 | 16316 bytes |
SHA-256: 71012109155a9b3f3db5e6834c7b8801c285084f12c4c29c13c651ef04528056 |
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