MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a mass external link farm, with a primary malicious redirector URL identified. The document body, though heavily obfuscated, contains the malicious URL and appears to be a lure for a phishing or malware distribution campaign. The ML classifier strongly indicated maliciousness, supporting the presence of a malicious redirector.
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=parasite+plague+inc+guide+brutal
- http://files.michimathias.com/uploads/1/3/0/9/130969446/vobebiwarofab.pdf
- http://files.chesssaveslives.com/uploads/1/3/0/7/130775982/642eeab.pdf
- http://files.hionfi.com/uploads/1/3/1/0/131071063/kezatile.pdf
- http://mijutox.amdlifestylemgt.com/uploads/1/3/1/4/131454057/xamane.pdf
- https://cdn.shopify.com/s/files/1/0428/4760/0807/files/breast_cancer.pdf
- https://cdn.shopify.com/s/files/1/0435/1298/7802/files/christmas_carols_lyrics_booklet.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/wizivudid.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/51220099535.pdf
- https://cdn.shopify.com/s/files/1/0437/9898/6909/files/online_convert_jpg_to_200kb.pdf
- https://cdn.shopify.com/s/files/1/0430/8484/1124/files/xagivatagexo.pdf
- https://cdn.shopify.com/s/files/1/0436/9865/1289/files/9356190517.pdf
- https://cdn.shopify.com/s/files/1/0428/9232/9116/files/farudukojokad.pdf
- https://cdn.shopify.com/s/files/1/0434/8179/2677/files/31384651676.pdf
- https://cdn.shopify.com/s/files/1/0432/6909/5590/files/sports_bike_images_hd.pdf
- https://cdn.shopify.com/s/files/1/0433/7300/2906/files/gta_vice_city_xbox_one.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_off00007e2c.bin369455ce40f6688099dd1aa27f1acf5da12168fdb7e78e874f89529bb4a232db |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7E2C | 5380 bytes |
font_01_sfnt_off0000906f.bin1082aa0c1cfaaa7c5eb72335256d6f15da1aec7a4818f74a56bcc9306b28ec98 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x906F | 10420 bytes |
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