MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF file contains a large number of embedded links, many of which point to a link farm hosted on Shopify. The primary malicious link, https://ttraff.cc/pify?keyword=accounting+information+system+pdf+book, is a redirector designed to lead users to malicious content. The ML classifier strongly indicated maliciousness, and the PDF structure suggests a lure to a malicious website.
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=accounting+information+system+pdf+book
- http://kosofane.melindakerst.com/uploads/1/3/1/3/131398140/potibezijapunonufot.pdf
- http://files.hlfmgoats.com/uploads/1/3/1/3/131383553/jopaxubesoz.pdf
- http://files.panconsultium.com/uploads/1/3/2/6/132695636/vipixekavo-nodugaluram-rupamojikato.pdf
- https://cdn.shopify.com/s/files/1/0438/4414/1218/files/51900880683.pdf
- https://cdn.shopify.com/s/files/1/0433/8771/5742/files/witomoziwogopawewenesarob.pdf
- https://cdn.shopify.com/s/files/1/0430/8307/1650/files/99619139434.pdf
- https://cdn.shopify.com/s/files/1/0430/1327/5811/files/75459266170.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/kosetomamevisired.pdf
- https://cdn.shopify.com/s/files/1/0437/3368/0282/files/karij.pdf
- https://cdn.shopify.com/s/files/1/0432/3262/4797/files/27145670275.pdf
- https://cdn.shopify.com/s/files/1/0429/8106/4853/files/ford_service_manual.pdf
- https://cdn.shopify.com/s/files/1/0437/9050/0001/files/makalah_atraumatic_care.pdf
- https://cdn.shopify.com/s/files/1/0433/5131/0488/files/37648048302.pdf
- https://cdn.shopify.com/s/files/1/0431/5149/1233/files/limotowekajexevofex.pdf
- https://cdn.shopify.com/s/files/1/0440/1430/5430/files/wowuwu.pdf
- https://cdn.shopify.com/s/files/1/0432/6657/2443/files/20809439624.pdf
- https://cdn.shopify.com/s/files/1/0437/0766/2504/files/ct_angiography_lower_limb.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_off000056b7.binfcf8665f8910f262685c41b0843e37545ead6309d947d5431df4eb41f16873c5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x56B7 | 5740 bytes |
font_01_sfnt_off00006a35.bin3652661b1d66dd145f1b571466ef1db8634e9a12950f451916da599179ef6fa9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6A35 | 10148 bytes |
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