SUSPICIOUS — kutoxo.pdf
SUSPICIOUS — kutoxo.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (58/100). 2 of 50 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
034736798a0b5166f8381b09ba0d4ce425a87decbda66f47305b21df2f6891da - SHA-1:
5d04b1aea9b275cd3d8c0f909c340bbfb4128b98 - MD5:
c4317c4bffe1c080718ac4529c589e0b - ssdeep:
1536:DGFppkoMbKiqwazCG04iVluqBj+DYUJ4n:SFppkoMbKtJzCL4GU2jfUK - TLSH:
T18B33CFF31493EC9D7AC66B13D9B71099628EE38D6036126414C87B2ED47C6ECAE40E71 - Submitted as: kutoxo.pdf
- File type: pdf · Size: 51954 bytes
- Verdict: suspicious (58/100)
Detections (2 of 50 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
MITRE ATT&CK
Why this verdict
The suspicious score of 58/100 is the fusion of 4 weighted signals:
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/2831f2bf-7b94-4415-b5fa-774565038939/93206263344.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://ggtraff.ru/strik?keyword=computer+inventory+form, https://uploads.strikinglycdn.com/files/ef827449-0f9a-415d-9378-88edc0faec03/54018123806.pdf, https://uploads.strikinglycdn.com/files/de2825fb-4c2f-4a74-a19a-849fbc910c20/wumotizegafanavu.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://ggtraff.ru/strik?keyword=computer+inventory+form
- https://uploads.strikinglycdn.com/files/ef827449-0f9a-415d-9378-88edc0faec03/54018123806.pdf
- https://uploads.strikinglycdn.com/files/de2825fb-4c2f-4a74-a19a-849fbc910c20/wumotizegafanavu.pdf
- https://uploads.strikinglycdn.com/files/c95a66e2-4df3-4916-bc9e-1c31f139b98c/tejelowuzik.pdf
- https://uploads.strikinglycdn.com/files/78806406-a6f9-4ad7-92f8-f1378222b780/82377500100.pdf
- https://uploads.strikinglycdn.com/files/c7187cfb-d580-4c17-bffb-ec4b7d6a1c1a/76358672790.pdf
- https://uploads.strikinglycdn.com/files/5df43ee2-8ec9-4221-b7ec-963d0a973ff7/78755148863.pdf
- https://uploads.strikinglycdn.com/files/2831f2bf-7b94-4415-b5fa-774565038939/93206263344.pdf
- https://uploads.strikinglycdn.com/files/4bfac31d-da27-4d50-a428-adec1f7fe08e/90634725234.pdf
- https://uploads.strikinglycdn.com/files/8fdeead1-70c5-4d9c-b6a7-95794daca66b/2766084402.pdf
- https://site-1043400.mozfiles.com/files/1043400/88475731844.pdf
- https://site-1036698.mozfiles.com/files/1036698/58833105332.pdf
- https://cdn.shopify.com/s/files/1/0487/9876/1125/files/cessna_172_weight_and_balance.pdf
- https://cdn.shopify.com/s/files/1/0432/6385/2708/files/newsboys_i_am_free_live.pdf
- https://cdn.shopify.com/s/files/1/0434/3706/4354/files/naming_alkenes_worksheet.pdf
- https://cdn.shopify.com/s/files/1/0486/6120/1064/files/92160780689.pdf
- https://cdn.shopify.com/s/files/1/0433/1054/7099/files/41792687095.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
- ggtraff.ru
- uploads.strikinglycdn.com
- site-1043400.mozfiles.com
- site-1036698.mozfiles.com
- cdn.shopify.com
- www.w3.org
- purl.org
- ns.adobe.com
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report