MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous links, including one to a known malicious redirector at ttraff.com. The document body, though heavily obfuscated, contains text related to 'resume writing samples pdf' and the malicious URL. The presence of a link farm suggests an attempt to manipulate search engine results or distribute malicious content broadly. The ML classifier also strongly indicated maliciousness.
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.com/pify?keyword=resume+writing+samples+pdf
- http://files.advancematerialrecovery.com/uploads/1/3/1/4/131454297/995fd54b60.pdf
- http://files.foodallergyconnections.com/uploads/1/3/1/4/131454216/9149812.pdf
- http://files.greenlightinspection.com/uploads/1/3/0/8/130813428/dibisoke-janofupesaji-wegijagikit-vubiponiz.pdf
- https://cdn.shopify.com/s/files/1/0439/4126/5566/files/lavixojilagisutexevataxu.pdf
- https://cdn.shopify.com/s/files/1/0433/1077/6473/files/26377975042.pdf
- https://cdn.shopify.com/s/files/1/0432/8580/7269/files/tajiruranuguvakepobogol.pdf
- https://cdn.shopify.com/s/files/1/0439/2920/6939/files/how_many_graham_crackers_in_a_cup.pdf
- https://cdn.shopify.com/s/files/1/0434/0944/0924/files/what_is_form_8862.pdf
- https://cdn.shopify.com/s/files/1/0434/6337/7048/files/sisubomotoxazeditenekewad.pdf
- https://cdn.shopify.com/s/files/1/0430/0665/6666/files/47919535816.pdf
- https://cdn.shopify.com/s/files/1/0429/5933/9679/files/92686189516.pdf
- https://cdn.shopify.com/s/files/1/0431/5702/9019/files/21777263355.pdf
- https://cdn.shopify.com/s/files/1/0427/7328/2983/files/magoxirefesoxa.pdf
- https://cdn.shopify.com/s/files/1/0428/4357/0343/files/zogutobapisivuvonaji.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_off00007774.binc2dcf2c106f336940079780be90f26bf8c54932df6cd7705720b341419eb0e30 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7774 | 5460 bytes |
font_01_sfnt_off00008a02.bina5cd3f624e3b0350a7faaea64dbb8e55ab677ea3d97d002a67c3f74b3326750f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8A02 | 10412 bytes |
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