MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to external PDF files, suggesting a link farm or redirection strategy. One critical heuristic identified a link to known malicious redirector infrastructure, specifically 'ttraff.cc', which is used as a pretext to display a fake 'exe has stopped working' error. This indicates an attempt to lure users to malicious sites, likely for phishing or malware distribution.
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=exe+has+stopped+working+meme
- http://files.hushupclothing.com/uploads/1/3/1/1/131164202/5522390.pdf
- http://files.aslightmistakeinthecode.com/uploads/1/3/2/8/132815206/feseba.pdf
- http://files.cultivateyourwellness.org/uploads/1/3/2/6/132681664/mavaxa_zogiwezile_sabunevajuzag.pdf
- http://files.sherwoodoregonlawncare.com/uploads/1/3/0/7/130775017/8257033.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/4827/9957/files/mepodamepun.pdf
- https://cdn.shopify.com/s/files/1/0439/3782/4926/files/lemod.pdf
- https://cdn.shopify.com/s/files/1/0438/0655/6320/files/68627932496.pdf
- https://cdn.shopify.com/s/files/1/0438/1884/4322/files/67289301741.pdf
- https://cdn.shopify.com/s/files/1/0432/0106/9220/files/43011244409.pdf
- https://cdn.shopify.com/s/files/1/0431/1888/7068/files/navikufebowam.pdf
- https://cdn.shopify.com/s/files/1/0440/8688/6552/files/xaxaborelidozoxawuga.pdf
- https://cdn.shopify.com/s/files/1/0431/0482/9602/files/71611068049.pdf
- https://cdn.shopify.com/s/files/1/0434/0586/9208/files/45528688623.pdf
- https://cdn.shopify.com/s/files/1/0428/7211/1260/files/xagusivijivemosexe.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000065db.bin4f8b7a30e1d33076951c781264ba6d83e294f633f86cb26093628580d2cd2e03 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x65DB | 5520 bytes |
font_01_sfnt_off00007896.binc799576fd9937397066dc30b1a899fb1932e838f845849a22c142facb820945a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7896 | 10328 bytes |
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