MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'ttraff.cc'. This URL is presented to the user as a download link for a PDF, but it redirects to a malicious site. The document also contains a large number of external PDF links, many hosted on Shopify, which is indicative of a link farm used for SEO poisoning or to obscure the final malicious destination. The ML classifier also strongly flagged this PDF as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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=advanced+trainer+second+edition+pdf
- http://jifamak.silkgallery.ca/uploads/1/3/1/8/131871674/xexipalejanij_bifezezomale.pdf
- http://files.kneadedsolacemassage.com/uploads/1/3/0/7/130739826/6c215a4f7a.pdf
- http://files.impactliberiamissions.org/uploads/1/3/0/8/130873758/781203.pdf
- http://wogotom.regcakes.com/uploads/1/3/0/7/130739573/votebir.pdf
- http://jibode.colorscenesbk.com/uploads/1/3/2/6/132682533/958694.pdf
- https://cdn.shopify.com/s/files/1/0433/5976/4634/files/36920304184.pdf
- https://cdn.shopify.com/s/files/1/0430/2556/3799/files/5_stages_of_grief_and_loss.pdf
- https://cdn.shopify.com/s/files/1/0440/2610/1910/files/jajiri.pdf
- https://cdn.shopify.com/s/files/1/0429/0212/6751/files/67728886739.pdf
- https://cdn.shopify.com/s/files/1/0430/1992/7713/files/jusovajiju.pdf
- https://cdn.shopify.com/s/files/1/0437/0546/7035/files/jelijaxowosorizafoxaj.pdf
- https://cdn.shopify.com/s/files/1/0433/4062/8118/files/51771274436.pdf
- https://cdn.shopify.com/s/files/1/0428/5923/3443/files/nogukuke.pdf
- https://cdn.shopify.com/s/files/1/0435/1967/2472/files/balkanski_spijun_drama.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000051ac.bin6dc77115bbcaa92f619502232298add826dc9325864f6012278e5805d76c8bbd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x51AC | 1576 bytes |
font_01_sfnt_off000059b1.bindaf463895303e77b052ecf408fbe4b5f163e716c4ab8f2063ad43251b6ad51ac |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x59B1 | 5168 bytes |
font_02_sfnt_off00006b52.bin83c20510e64aeebd26501917c9944e6e70e367c94a89f31f0a94744fb41b4b55 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B52 | 11620 bytes |
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