MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link, directing users to 'ttraff.cc'. Additionally, it features a PDF link farm heuristic, indicating a large number of external links, with the first pointing to a Shopify domain. The ML classifier strongly flagged this PDF as malicious. The document body, though heavily obfuscated, contains text related to 'Algebra questions and answers pdf grade 7', likely a lure.
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=algebra+questions+and+answers+pdf+grade+7
- http://files.growingupguinn.com/uploads/1/3/2/7/132740415/55834ee944ac.pdf
- http://files.catcaricature.studio/uploads/1/3/1/3/131397950/jowededevamajen-jafugejejomisi.pdf
- http://files.ottawaherefords.ca/uploads/1/3/2/6/132681304/4971360.pdf
- http://files.vickihendricks.com/uploads/1/3/0/7/130738894/gizuwagusuva_sufufojor_vujidaxewatipot.pdf
- http://files.vickihendricks.com/uploads/1/3/0/7/130738894/gizuwagusuva_s
- https://cdn.shopify.com/s/files/1/0432/2790/6206/files/vatinejorap.pdf
- https://cdn.shopify.com/s/files/1/0432/8259/6004/files/taboveludige.pdf
- https://cdn.shopify.com/s/files/1/0435/3340/2266/files/bikidebaba.pdf
- https://cdn.shopify.com/s/files/1/0433/6097/7048/files/93862553419.pdf
- https://cdn.shopify.com/s/files/1/0427/4431/6070/files/25784995791.pdf
- https://cdn.shopify.com/s/files/1/0430/6314/8706/files/satevawejelefuwisozef.pdf
- https://cdn.shopify.com/s/files/1/0435/5496/3617/files/bizikaxekaxiti.pdf
- https://cdn.shopify.com/s/files/1/0431/0908/9447/files/sagisexopoda.pdf
- https://cdn.shopify.com/s/files/1/0432/3665/5259/files/muzafetanapojitetuwo.pdf
- https://cdn.shopify.com/s/files/1/0437/6612/0609/files/dopeg.pdf
- https://cdn.shopify.com/s/files/1/0431/0269/9681/files/24934714287.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006abd.bin7e7a77418e0edde2ef54b74b7cd0c5db5185cfd05d11be1de766994664ed9f1c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6ABD | 5516 bytes |
font_01_sfnt_off00007d94.binff6a58873b80c9e1206dc8a45d66b28a46905cc4508a06ccd9a519cda51dff59 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7D94 | 10216 bytes |
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