MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, with a critical heuristic identifying it as a redirector link farm pointing to malicious infrastructure. The document body, though garbled, suggests a lure related to a 'computer security checklist template'. The primary malicious URL identified is https://ttraff.com/pify?keyword=computer+security+checklist+template, which is likely used to redirect users to further 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.com/pify?keyword=computer+security+checklist+template
- http://kanepi.ciecanswers.com/uploads/1/3/0/7/130740235/0f9e0bd.pdf
- http://files.mariamilios.com/uploads/1/3/1/4/131406153/3913734.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/8683/0998/files/50443410667.pdf
- https://cdn.shopify.com/s/files/1/0431/9959/4656/files/getumokozuz.pdf
- https://cdn.shopify.com/s/files/1/0430/8582/4164/files/definition_of_osha_reportable_injury.pdf
- https://cdn.shopify.com/s/files/1/0444/7269/6999/files/brche_bungen.pdf
- https://cdn.shopify.com/s/files/1/0434/6275/4461/files/debussy_arabesque_2_sheet_music.pdf
- https://cdn.shopify.com/s/files/1/0431/5293/3020/files/jexujunudos.pdf
- https://cdn.shopify.com/s/files/1/0431/2236/0481/files/boiler_control_systems_engineering_second_edition.pdf
- https://cdn.shopify.com/s/files/1/0430/6278/8245/files/91365120500.pdf
- https://cdn.shopify.com/s/files/1/0431/7364/2389/files/kedikiniberij.pdf
- https://cdn.shopify.com/s/files/1/0433/7362/5500/files/8492448190.pdf
- https://cdn.shopify.com/s/files/1/0430/8946/1410/files/comparative_and_superlative_adjectives_exercises_for_beginners.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_off00006a36.binc8f490b8498ac9f4414853293a5a8f941af86e299d36119cda8b435823dd59b3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6A36 | 5244 bytes |
font_01_sfnt_off00007bec.bin087fb48543a4d8bad9640e26a5f87ee6f924098bdb6689ab6bbd1181876f58b9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7BEC | 10028 bytes |
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