MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of embedded links, many of which point to a link farm hosted on cdn.shopify.com, and one critical link to a known malicious redirector at ttraff.cc. The document body, though heavily obfuscated, contains text related to 'Assignment abroad times newspaper jobs pdf', suggesting a lure to trick users into clicking these links. 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.cc/pify?keyword=assignment+abroad+times+newspaper+jobs+pdf
- http://files.awesomealgebra.org/uploads/1/3/0/7/130775970/917927.pdf
- http://files.sdsurotaract.org/uploads/1/3/1/8/131856626/givasijomome.pdf
- http://bawajek.mtechadvisors.com/uploads/1/3/2/8/132814930/zatevakus.pdf
- https://cdn.shopify.com/s/files/1/0428/3544/3875/files/craftsman_laser_level.pdf
- https://cdn.shopify.com/s/files/1/0447/6734/6839/files/enciclopedia_de_aperturas_de_ajedrez_sahovski_informator.pdf
- https://cdn.shopify.com/s/files/1/0427/5834/0774/files/xarorawuvufa.pdf
- https://cdn.shopify.com/s/files/1/0435/7311/7086/files/wojoribitemiwamibepew.pdf
- https://cdn.shopify.com/s/files/1/0435/2871/6439/files/safeju.pdf
- https://cdn.shopify.com/s/files/1/0436/3422/9398/files/tilifugasenufavirije.pdf
- https://cdn.shopify.com/s/files/1/0430/7389/6602/files/dolixezewijab.pdf
- https://cdn.shopify.com/s/files/1/0438/5118/6336/files/zosutomemidevagufebelip.pdf
- https://cdn.shopify.com/s/files/1/0434/4433/8838/files/guzibejajib.pdf
- https://cdn.shopify.com/s/files/1/0430/0426/4601/files/talorot.pdf
- https://cdn.shopify.com/s/files/1/0438/9571/8040/files/titijugume.pdf
- https://cdn.shopify.com/s/files/1/0431/1983/7346/files/gabewokixafekezatolunesi.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_off00007c1f.binb2bb75e0d640e427f3f5b9fc9c4fbf070a9d50c3d0131dcb7bd6cd828ee13698 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7C1F | 5624 bytes |
font_01_sfnt_off00008f37.binb696e8dd3b62c8006650ef2563d4637c81d9a2ae6221f9502fd2af1e6d9ef213 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8F37 | 14208 bytes |
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