MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to a link farm hosted on Shopify. One critical heuristic identified a redirector link to 'ttraff.cc', which is known malicious infrastructure. The document body, though heavily obfuscated, contains the text 'Salesforce hashtag report' and the malicious URL, suggesting a lure to trick users into clicking the link. The ML classifier strongly supports the malicious nature of this PDF.
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=salesforce+hashtag+report
- http://files.holyangelsnj.org/uploads/1/3/0/7/130776255/tibagunabiw.pdf
- http://files.seymourwildlife.com/uploads/1/3/1/6/131606169/6831258.pdf
- http://files.camelliacharlesjewelry.com/uploads/1/3/1/4/131453018/wixalejujus_zemor_lulifob.pdf
- http://files.bodycareclinicriverside.com/uploads/1/3/0/8/130814340/nezatolijezivaxajak.pdf
- https://cdn.shopify.com/s/files/1/0432/7908/9824/files/21700298439.pdf
- https://cdn.shopify.com/s/files/1/0432/3685/1874/files/happy_birthday_piano.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/93867881616.pdf
- https://cdn.shopify.com/s/files/1/0436/7787/6377/files/weladojogegipawaruxa.pdf
- https://cdn.shopify.com/s/files/1/0431/5018/0503/files/architecture_design_books_free_download.pdf
- https://cdn.shopify.com/s/files/1/0437/1415/0553/files/blades_in_the_dark_portugues_download.pdf
- https://cdn.shopify.com/s/files/1/0434/7510/7992/files/effective_academic_writing_download.pdf
- https://cdn.shopify.com/s/files/1/0431/1243/1778/files/kafakagiwuk.pdf
- https://cdn.shopify.com/s/files/1/0437/7726/1729/files/buku_al_quran_dan_sains.pdf
- https://cdn.shopify.com/s/files/1/0432/4481/4500/files/lobisesopuzagozeniko.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_off000054e9.binb01f2c063b3bf97e437bcc5a7ea9385538ca1f5d7ff37543b76ddd2021b7c194 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x54E9 | 5380 bytes |
font_01_sfnt_off0000672b.bin0e7acee6af54c828d847f5baaaeaaab48b4e418bb3eba62f5adec9bb34ad6aec |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x672B | 10280 bytes |
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