MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a mass of external links, including a critical link to a known malicious redirector at ttraff.cc. The document body, though heavily obfuscated, contains the text "Tower defense hacked" and the malicious URL, suggesting a lure to trick users into clicking the link. The presence of numerous PDF links, many hosted on Shopify, indicates a link farm strategy to distribute the malicious payload.
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=tower+defense+hacked
- http://files.flocrowcroft.co.uk/uploads/1/3/0/8/130814346/11e77c7.pdf
- http://files.thebellhouse.info/uploads/1/3/0/8/130814900/d51f92.pdf
- http://files.grandprairieroofingco.com/uploads/1/3/1/6/131607053/42aac21f.pdf
- http://files.binnersproject.org/uploads/1/3/1/3/131383860/sewabozu-pezoguwus.pdf
- https://cdn.shopify.com/s/files/1/0433/3463/1579/files/mary_j_blige_share_my_world.pdf
- https://cdn.shopify.com/s/files/1/0428/1312/8863/files/xitidelisitomumogesol.pdf
- https://cdn.shopify.com/s/files/1/0434/6360/6437/files/40927861106.pdf
- https://cdn.shopify.com/s/files/1/0438/5826/4229/files/walk_two_moons_free_download.pdf
- https://cdn.shopify.com/s/files/1/0430/1278/4277/files/21211808384.pdf
- https://cdn.shopify.com/s/files/1/0432/5697/1432/files/93061612159.pdf
- https://cdn.shopify.com/s/files/1/0432/0008/6180/files/28368793322.pdf
- https://cdn.shopify.com/s/files/1/0429/8699/5863/files/koratasinawekisazadu.pdf
- https://cdn.shopify.com/s/files/1/0429/5363/8044/files/nizapolejimotu.pdf
- https://cdn.shopify.com/s/files/1/0429/9112/4643/files/fagukarikiwet.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_off000049fa.bin350eb945acbea04a91ae4fee1b08c7ceb790d376710283e61d92ff16191ac165 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x49FA | 5180 bytes |
font_01_sfnt_off00005ba8.bind37e2c465e832b9e2fc0b30e664a489c7f5b6ffa31ef2318ec85cc6d44c96461 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5BA8 | 9848 bytes |
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