MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, including one pointing to a known malicious redirector infrastructure at 'https://ttraff.cc/pify?keyword=arkanaut+company+pdf'. The document body text, though obfuscated, also contains this URL, suggesting an attempt to lure users to malicious sites. The presence of a large number of external PDF links further supports the SEO link farm heuristic, indicating a likely phishing or malware distribution scheme.
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=arkanaut+company+pdf
- http://files.helpingkidsha.org/uploads/1/3/1/3/131379830/22422345a1.pdf
- http://files.flosamuels.com/uploads/1/3/2/6/132695388/4724934.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/0248/6180/files/75565516385.pdf
- https://cdn.shopify.com/s/files/1/0433/8312/8214/files/30422688935.pdf
- https://cdn.shopify.com/s/files/1/0431/6590/9160/files/31805892826.pdf
- https://cdn.shopify.com/s/files/1/0434/9093/4949/files/wozawele.pdf
- https://cdn.shopify.com/s/files/1/0434/7235/5478/files/69066974142.pdf
- https://cdn.shopify.com/s/files/1/0436/0654/0445/files/celebrate_recovery_step_study.pdf
- https://cdn.shopify.com/s/files/1/0427/6633/6167/files/nojosujog.pdf
- https://cdn.shopify.com/s/files/1/0432/5851/1510/files/22091608161.pdf
- https://cdn.shopify.com/s/files/1/0430/8982/1847/files/37795283689.pdf
- https://cdn.shopify.com/s/files/1/0430/7235/6509/files/13091139259.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/12410546401.pdf
- https://cdn.shopify.com/s/files/1/0429/7578/9215/files/filariasis_cdc.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_off0000517a.bin92596051e92ebf4f7b411ac677cda04ea809678bbd3d1006375bb3dc94598d2e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x517A | 5244 bytes |
font_01_sfnt_off00006344.bin0d053fe0e7af3118c94ac323a2eaa990f94334f88a277f97e2797fa6484cd02f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6344 | 9808 bytes |
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