MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, with one identified as a malicious redirector. The ML classifier also strongly indicated maliciousness. The document body, though heavily obfuscated, contains URLs that are likely part of a link farm or SEO poisoning scheme to lure users to malicious sites.
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.ru/wb?keyword=saudi%20arabia%20political%20map%20pdf
- http://files.coachellascreenprinting.com/uploads/1/3/1/4/131437724/65fc9b6febfa2.pdf
- http://firef.ladymillam.com/uploads/1/3/0/9/130969940/6810825.pdf
- http://files.charlotteturkeybowl.com/uploads/1/3/0/7/130775737/752c8830cfcaa.pdf
- http://files.elixirespressobar.com/uploads/1/3/2/7/132712251/limabopogumi-gibunekevavagus-nifazuz.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/wuwikeg.pdf
- https://cdn.shopify.com/s/files/1/0433/9266/3702/files/pigapoxirobowefixe.pdf
- https://cdn.shopify.com/s/files/1/0438/2910/0701/files/andhra_pradesh_government_holiday_list_2020.pdf
- https://cdn.shopify.com/s/files/1/0438/3657/1805/files/memu_emulator_for_windows_8.pdf
- https://cdn.shopify.com/s/files/1/0430/8713/4882/files/gikekosujabinuxizas.pdf
- https://cdn.shopify.com/s/files/1/0429/8699/5863/files/zalob.pdf
- https://cdn.shopify.com/s/files/1/0433/4632/9750/files/98314373264.pdf
- https://cdn.shopify.com/s/files/1/0431/8094/9659/files/96538755451.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_off000068aa.bin030f4804f82cb37ab7ecdf8855678aca2c5498b85d816b5041968ed031cf6be6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x68AA | 5364 bytes |
font_01_sfnt_off00007abe.bin689f3f8cbd4d773052be5a49675f91a8fd46d921343c0b6f1b0d39c0938dfd46 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7ABE | 10492 bytes |
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