MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a link to a redirector URL, identified as malicious. The document body, though heavily obfuscated, contains text related to a worksheet and the malicious URL itself. The presence of numerous links, many pointing to PDFs, suggests a link farm or SEO poisoning tactic to distribute malicious content.
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.me/wix?keyword=chemical+reactions+and+equations+worksheet+mcgraw+hill
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://cdn.shopify.com/s/files/1/0434/0485/3406/files/50978475648.pdf
- https://cdn.shopify.com/s/files/1/0430/8451/3429/files/lepalolalusilofovoti.pdf
- https://cdn.shopify.com/s/files/1/0431/0908/9447/files/75593406910.pdf
- https://cdn.shopify.com/s/files/1/0437/7794/9848/files/what_does_brb_mean_sexually.pdf
- https://cdn.shopify.com/s/files/1/0433/8856/7706/files/8ball_and_mjg_album.pdf
- https://static.usrfiles.com/ugd/9b7d8a_1fa6c1e1429e48e1be15b621faf09e5e.pdf
- https://static.usrfiles.com/ugd/3801ff_8c63555e37d0447e81c2809008f2b094.pdf
- https://static.usrfiles.com/ugd/b8c837_7ac9d0e5cf1f46d081f2ad6ed61f82e4.pdf
- https://static.usrfiles.com/ugd/8b2c09_b491866dbe734c5d931edfbe1926926c.pdf
- https://static.usrfiles.com/ugd/04c368_8ee62a3e393f422d8cb4e369fe04fe16.pdf
- https://static.usrfiles.com/ugd/b8c837_1467a39025ce4bce8b4f3f68e8e28027.pdf
- https://static.usrfiles.com/ugd/b8c837_04040f7608d74a0495fb67801fd37b0b.pdf
- https://static.usrfiles.com/ugd/d2751c_91ff61fde3584480a14fd203fe9df203.pdf
- https://static.usrfiles.com/ugd/158fb9_8777fc51959b4991b21a339ec446ef67.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00008d4b.bin4afb9a2b09bf87fe0be9d7febb946f16db32ccd6b9291cc702aa943e92eb6583 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8D4B | 5540 bytes |
font_01_sfnt_off00009ff8.binf46a80a7045561cdf8f5a324318ed15d159124040cb31554cccc292c3eddb829 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9FF8 | 10704 bytes |
font_02_sfnt_off0000c450.binb50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC450 | 4324 bytes |
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