MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with one specifically pointing to a known malicious redirector. The document body, though heavily obfuscated, contains text related to forensic science and a URL that appears to be part of a link farm designed to attract search engine traffic. The presence of a malicious redirector suggests an attempt to lead the user to a site hosting further malicious content or phishing pages.
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.com/pify?keyword=the+handy+forensic+science+answer+book+pdf
- http://files.colettebeardall.com/uploads/1/3/1/4/131454012/vepaxofimowe_wodenepuba_wobikeguka.pdf
- http://vilamin.toadallyquilts.com/uploads/1/3/2/6/132681556/5642891.pdf
- http://files.healingartsofthesouth.com/uploads/1/3/1/3/131380759/7903725.pdf
- http://files.lightinyouyoga.com/uploads/1/3/1/6/131637309/8160224.pdf
- http://files.ingallsplanning.com/uploads/1/3/0/7/130739202/9559813.pdf
- https://cdn.shopify.com/s/files/1/0440/9311/2472/files/viedo_to_mp3.pdf
- https://cdn.shopify.com/s/files/1/0430/9932/4580/files/sofazidosik.pdf
- https://cdn.shopify.com/s/files/1/0433/8640/5029/files/definition_of_supply_chain_management.pdf
- https://cdn.shopify.com/s/files/1/0430/3942/4663/files/tanovebatabif.pdf
- https://cdn.shopify.com/s/files/1/0430/8667/6135/files/mastering_bitcoin_andreas.pdf
- https://cdn.shopify.com/s/files/1/0432/6447/5299/files/nuboxeja.pdf
- https://cdn.shopify.com/s/files/1/0433/4016/9374/files/very_easy_piano_christmas_sheet_music_free.pdf
- https://cdn.shopify.com/s/files/1/0429/5095/1066/files/mitofasidakuwebomizomoko.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_off00005b9f.bin939a1282fceb4607d389f3afe62692897dd6e42605116f7424de06c70fc76d51 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5B9F | 5560 bytes |
font_01_sfnt_off00006e93.bin11548b82683d319ccc936c037ef5bf8be7dfdc965e3bc45589d5a25116a2b7a4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6E93 | 9572 bytes |
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