MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF document was flagged as malicious by an ML classifier and contains a critical heuristic firing for a malicious redirector link. It also exhibits characteristics of a PDF link farm, with numerous embedded URLs pointing to external PDF files. The primary malicious IOC is the redirector URL, which is likely used to funnel users to a malicious site. The document body, though heavily obfuscated, contains references to the redirector URL and other embedded URLs.
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=boss+video+song++sidhu+moose+wala
- http://files.scoilmhuireknockraha.com/uploads/1/3/2/3/132302732/donopakowula_ritobebazi_valopadugex_molarulo.pdf
- http://files.laurelweldon.com/uploads/1/3/2/7/132712093/latebuvisi-molar-buvumo-jirawigalojuni.pdf
- http://wasibudut.zainecoon.com/uploads/1/3/0/8/130814328/97b2d20a.pdf
- https://cdn.shopify.com/s/files/1/0437/6104/1569/files/foluzivuzegapunabuvan.pdf
- https://cdn.shopify.com/s/files/1/0427/4615/1078/files/732_448_7606.pdf
- https://cdn.shopify.com/s/files/1/0430/7704/2337/files/vujafedaj.pdf
- https://cdn.shopify.com/s/files/1/0433/7631/2471/files/lobisijafakejuruzim.pdf
- https://cdn.shopify.com/s/files/1/0431/9376/1941/files/simariwipagefegavigawe.pdf
- https://cdn.shopify.com/s/files/1/0432/0182/2875/files/pufopikasimewezimigej.pdf
- https://cdn.shopify.com/s/files/1/0429/7120/1695/files/soxosavufe.pdf
- https://cdn.shopify.com/s/files/1/0431/9238/5700/files/79468667407.pdf
- https://cdn.shopify.com/s/files/1/0440/1764/7766/files/moscow_idaho._weather.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_off0000798f.bin7b6716fc22e896c871c9c62dca7bdae3f0c7f2800feb899c1d277acd6ce07462 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x798F | 5344 bytes |
font_01_sfnt_off00008ba7.binc1c5338caafccfbdd7e46f257163d4d9b80fcd405e108ce068377bd38414d241 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8BA7 | 9988 bytes |
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