MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, with one specifically pointing to a known malicious redirector. The ML classifier also strongly indicated maliciousness. The document body, though partially corrupted, contains the URL 'https://ttraff.ru/pify?keyword=architecting+with+google+cloud+platform+exam', which is also listed as a malicious redirector. This suggests the primary purpose is to lure users to malicious sites.
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=architecting+with+google+cloud+platform+exam
- http://dokipur.galateeagallery.com/uploads/1/3/0/8/130874359/1297708.pdf
- http://files.georgianavs.com/uploads/1/3/0/7/130776218/1046117.pdf
- http://files.just-beecause.com/uploads/1/3/0/8/130874213/6ed0e49f.pdf
- http://files.monumentalconcreteworks.com/uploads/1/3/2/7/132712661/6152066.pdf
- http://sodunij.domhawthornmusic.com/uploads/1/3/2/7/132710712/4c39af22c7622.pdf
- https://cdn.shopify.com/s/files/1/0431/5850/3584/files/53356239856.pdf
- https://cdn.shopify.com/s/files/1/0438/4430/5061/files/6260480579.pdf
- https://cdn.shopify.com/s/files/1/0428/1607/7991/files/94430357470.pdf
- https://cdn.shopify.com/s/files/1/0429/8693/0329/files/activities_for_toddlers_at_home.pdf
- https://cdn.shopify.com/s/files/1/0437/8555/2030/files/82092973356.pdf
- https://cdn.shopify.com/s/files/1/0438/5721/5648/files/moxigifewedoxugib.pdf
- https://cdn.shopify.com/s/files/1/0434/0085/5706/files/physical_examination_and_health_assessment_free.pdf
- https://cdn.shopify.com/s/files/1/0437/5625/7441/files/72132905481.pdf
- https://cdn.shopify.com/s/files/1/0434/1799/3366/files/64440792623.pdf
- https://cdn.shopify.com/s/files/1/0433/0127/3758/files/jurnal_ahwal_syakhsiyah.pdf
- https://cdn.shopify.com/s/files/1/0446/6917/3923/files/caranx_rhonchus.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_off00006f35.bin65912b11a3349602aa50ddc2e701b5e26ee5d3445b7b412bef03767214576292 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F35 | 5540 bytes |
font_01_sfnt_off000081f4.bin7b023d98ce7d0966c014c8f160478ec0fb9033ce48c1f24a9179d060fca8fe8e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x81F4 | 13024 bytes |
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