MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link farm designed to lure users into clicking on seemingly benign 'camera scanner to pdf' links. These links redirect to malicious infrastructure, as indicated by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The ML_NYX_PDF_MALICIOUS classifier also strongly flagged this document. The document body and extracted URLs suggest a phishing or redirection campaign.
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/wb?keyword=camera%20scanner%20to%20pdf%20-%20tapscanner
- http://files.dearborn411.com/uploads/1/3/2/7/132740860/xokagilo.pdf
- http://files.thelivingpoint.com/uploads/1/3/1/3/131383383/towogemuripexuxe.pdf
- http://files.mwahistory.com/uploads/1/3/1/4/131406433/756111.pdf
- http://files.tjerkotten.com/uploads/1/3/0/7/130775025/3744872.pdf
- http://files.ccflores.com/uploads/1/3/2/7/132740525/8837475.pdf
- http://files.wacc.co.nz/uploads/1/3/1/4/131408741/kebopidonetip_wurirewem.pdf
- https://tajejow.files.wordpress.com/2020/06/kowitamejona.pdf
- https://xopipovezeru.files.wordpress.com/2020/07/dapoxewibovotifebasaboni.pdf
- https://duwadunox.files.wordpress.com/2020/06/pitalew.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/jedufejaselikaruratemop.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/xoxolesusoziviro.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/54313135065.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/82595467958.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004321.binfdc0117dae0606ab9b8ba2837900b3cfa3373cf5810bb902f07aacf609f27b08 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4321 | 5064 bytes |
font_01_sfnt_off00005441.bin7e3f1046178d33d8b7f67602a25a9997ed8d484d56125bcf2162a15d77ee9ea9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5441 | 10276 bytes |
font_02_sfnt_off00007624.bin845133db8f25f0658a6186c002b77e4678385e845b062c84138a48b26b9535df |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7624 | 16448 bytes |
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