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, pointing to 'ttraff.com'. The document body, though heavily obfuscated, also contains this URL and references interview answers, suggesting a social engineering lure. The PDF also exhibits characteristics of a link farm, with numerous embedded URLs pointing to external resources, some of which are hosted on Shopify. The ML classifier strongly indicates 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=weakness+job+interview+answers
- http://tilevudo.marilynkelley.net/uploads/1/3/0/9/130969504/nojenixafen.pdf
- http://files.erinnloveshealth.com/uploads/1/3/0/7/130740391/fumipuja_vibedameno.pdf
- http://files.holywaterbooks.com/uploads/1/3/1/6/131607331/9fabed55a7a27.pdf
- http://files.simplydarlingphotos.com/uploads/1/3/1/4/131452922/wipijevoxu_gogumemeki_jodiwuj_wodituviv.pdf
- https://cdn.shopify.com/s/files/1/0430/8900/2645/files/fur_elise_sheet_music_flute.pdf
- https://cdn.shopify.com/s/files/1/0432/3885/0724/files/54654705302.pdf
- https://cdn.shopify.com/s/files/1/0431/6135/4389/files/64488441421.pdf
- https://cdn.shopify.com/s/files/1/0428/5703/7990/files/godupenavipaputuralozexaf.pdf
- https://cdn.shopify.com/s/files/1/0437/7473/8593/files/sing_to_jehovah_songbook.pdf
- https://cdn.shopify.com/s/files/1/0427/8393/2582/files/89761480454.pdf
- https://cdn.shopify.com/s/files/1/0431/6191/1458/files/school_safety_agent_exam.pdf
- https://cdn.shopify.com/s/files/1/0431/1266/1152/files/20531120679.pdf
- https://cdn.shopify.com/s/files/1/0435/8628/9832/files/788322922.pdf
- https://cdn.shopify.com/s/files/1/0435/6436/8021/files/gta_vice_city_cheats_pc.pdf
- https://cdn.shopify.com/s/files/1/0431/0866/3456/files/14983197743.pdf
- https://cdn.shopify.com/s/files/1/0434/3028/1381/files/common_nouns_worksheet_year_1.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_off00006cff.bin0329e5bc3fc48368ea2222c8e2022b396fae198443a9ae8cfbe5c4695f5b3369 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6CFF | 5092 bytes |
font_01_sfnt_off00007e80.bin8385639f60d67cd76f5a8827adfc7595b1e2a13e863eecb987f7fa4c8dd58dee |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7E80 | 9916 bytes |
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