MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a significant number of embedded links, with one identified as a malicious redirector. The ML classifier also strongly indicated maliciousness. The document body text, though partially corrupted, includes the URL 'https://ttraff.cc/pify?keyword=worksheet+works+possessive+nouns', which is a known malicious redirector. The presence of numerous other links hosted on cdn.shopify.com suggests a link farm designed to obscure the ultimate destination and potentially spread malware or phish for credentials.
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=worksheet+works+possessive+nouns
- http://files.lgcsf.org/uploads/1/3/0/7/130775245/bafarivo.pdf
- http://lixomam.ears2yourtrip-travel.com/uploads/1/3/0/7/130776499/nerofenimeda_jakikivepe_verajosizuvofuf_zemuferojame.pdf
- http://files.marionfitness.com/uploads/1/3/2/3/132303013/bemudupew.pdf
- https://cdn.shopify.com/s/files/1/0438/8506/8456/files/goreva.pdf
- https://cdn.shopify.com/s/files/1/0431/7036/5589/files/nuzogagovewakox.pdf
- https://cdn.shopify.com/s/files/1/0434/9257/3336/files/kurupa.pdf
- https://cdn.shopify.com/s/files/1/0435/2330/9727/files/41565208720.pdf
- https://cdn.shopify.com/s/files/1/0431/8117/9048/files/17146235802.pdf
- https://cdn.shopify.com/s/files/1/0466/4459/2805/files/xijigol.pdf
- https://cdn.shopify.com/s/files/1/0438/4777/8469/files/34445210708.pdf
- https://cdn.shopify.com/s/files/1/0439/1760/7067/files/shakespeare_beaucoup_de_bruit_pour_rien.pdf
- https://cdn.shopify.com/s/files/1/0433/3928/4645/files/kolamerusevomezoxijarip.pdf
- https://cdn.shopify.com/s/files/1/0432/4157/0466/files/collins_vocabulary_for_ielts_download.pdf
- https://cdn.shopify.com/s/files/1/0429/6019/1637/files/venoba.pdf
- https://cdn.shopify.com/s/files/1/0431/0391/2098/files/lemekirudok.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_off0000511b.bina4225f26a7efa7f56b5784e1c3d0b78eabd4e96508bd6865cc02bbeb23cc00dc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x511B | 4892 bytes |
font_01_sfnt_off000061e3.bin1fa79b07cf4ebb5654731e2e5d5fb2cf406befff943f5e757d22f042976ff276 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61E3 | 10244 bytes |
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