SUSPICIOUS — tirezar.pdf
SUSPICIOUS — tirezar.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (44/100). 3 of 50 detection engines flagged it.
Identification
- SHA-256:
b53af33ca328b7576517fab053cf61133ed5f6232f22c90c6fcec12b658c1470 - SHA-1:
5cda2b83acbd48934dddb3060244e1c1e2571253 - MD5:
a2b538725efefb90e7c1d3b0b76135b2 - ssdeep:
768:YgGzpDi3Vtn5PhG5inKl9GoYYwB75yPTunT01b7DteFURUGstXNe:1GFujn5ZIiKfGoYQ1fDteFURUGstXNe - TLSH:
T11C31AFF31053EC8C3A8BE717BDA600596149C64871339A6059D87B7CC9BC6FE6E10E52 - Submitted as: tirezar.pdf
- File type: pdf · Size: 41670 bytes
- Verdict: suspicious (44/100)
Detections (3 of 50 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): UDS:Trojan.PDF.SBadur.gen
Why this verdict
The suspicious score of 44/100 is the fusion of 3 weighted signals:
- Embedded network infrastructure: https://cctraff.ru/strik?keyword=activated+carbon+filter+pdf, https://cdn.shopify.com/s/files/1/0439/4778/6398/files/newborn_prep_guide.pdf, https://cdn.shopify.com/s/files/1/0437/9095/8749/files/gulisevivexiguruzowagewu.pdf - static signal, weight 0.35, confidence 0.60
- Document active content: uri-action - static signal, weight 0.30, confidence 0.60
- Packing/obfuscation: high-entropy-blob - static signal, weight 0.25, confidence 0.55
Dynamic analysis
No runtime behaviour was captured for this sample, so the analysis above is static only. That is a limit of this run rather than evidence the sample does nothing.
Embedded URLs
- https://cctraff.ru/strik?keyword=activated+carbon+filter+pdf
- https://cdn.shopify.com/s/files/1/0439/4778/6398/files/newborn_prep_guide.pdf
- https://cdn.shopify.com/s/files/1/0437/9095/8749/files/gulisevivexiguruzowagewu.pdf
- https://cdn.shopify.com/s/files/1/0435/1649/3976/files/48294683329.pdf
- https://cdn.shopify.com/s/files/1/0437/6638/2749/files/judasaboxufowomomu.pdf
- https://cdn.shopify.com/s/files/1/0432/5274/4347/files/42162686303.pdf
- https://cdn.shopify.com/s/files/1/0432/0467/3699/files/87591877653.pdf
- https://site-1036977.mozfiles.com/files/1036977/noluxat.pdf
- https://site-1036724.mozfiles.com/files/1036724/7930850656.pdf
- https://cdn.shopify.com/s/files/1/0432/8567/6192/files/wefirozukurek.pdf
- https://cdn.shopify.com/s/files/1/0492/8195/8045/files/99451084793.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/
Embedded domains
- cctraff.ru
- cdn.shopify.com
- site-1036977.mozfiles.com
- site-1036724.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report