MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link farm with 15 external links, including a critical redirector to 'ttraff.ru'. The document body, though heavily obfuscated, contains the URL 'https://ttraff.ru/pify?keyword=attendance+form+deped', suggesting a lure to disguise malicious redirection. The ML classifier also strongly indicated maliciousness.
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/pify?keyword=attendance+form+deped
- http://files.northbristolrfc.co.uk/uploads/1/3/0/7/130740551/gabax-gelogunalimarod-josulo-dinenifeka.pdf
- http://bobimeda.stchrislocker.com/uploads/1/3/1/4/131437622/2b7c853921881.pdf
- http://wekuruja.runtuffborzoi.com/uploads/1/3/0/9/130969059/vekuti.pdf
- http://files.greenvilletrackclub.com/uploads/1/3/0/7/130738875/bidobesewubev_manajiveb_xonir_rozexaxe.pdf
- https://cdn.shopify.com/s/files/1/0433/9315/5230/files/a_christmas_hallelujah_chords.pdf
- https://cdn.shopify.com/s/files/1/0434/8713/3860/files/3008322008.pdf
- https://cdn.shopify.com/s/files/1/0439/5070/2750/files/12758916786.pdf
- https://cdn.shopify.com/s/files/1/0435/2756/9576/files/rutitemowowusi.pdf
- https://cdn.shopify.com/s/files/1/0429/1582/3772/files/sedabetegaraxikabinedufup.pdf
- https://cdn.shopify.com/s/files/1/0427/4136/6951/files/xavegojemiwubajawusuletim.pdf
- https://cdn.shopify.com/s/files/1/0432/9114/8454/files/axial_scx10_2_manual.pdf
- https://cdn.shopify.com/s/files/1/0428/9314/8313/files/zabeg.pdf
- https://cdn.shopify.com/s/files/1/0429/9699/0105/files/3252751864.pdf
- https://cdn.shopify.com/s/files/1/0435/7206/8520/files/broiler_feed_formulation_book.pdf
- https://cdn.shopify.com/s/files/1/0430/8638/1210/files/purikoduguwokevi.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_off00005e74.bin5b9c1bc495217d1ded12f95c719933ed64b67644dcb11779d7ef3ba2c2fa86f8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E74 | 5080 bytes |
font_01_sfnt_off00006f9f.bin87d346cca5979fcd4aa67509ba88a67814a4238ff18f3e27d609fb014b8b6692 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F9F | 9956 bytes |
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