MALICIOUS — 26689712041.pdf
MALICIOUS — 26689712041.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (89/100). 3 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
4c8c649e97f27d66be83a05bb1cf08a7eca9635bcad82f6e1e71bbb83eeb0a85 - SHA-1:
e30c1906ee3e00a1b0a3f95f5f61d497b9d77196 - MD5:
d6d75a95e0dda3c284599f5a89568f33 - ssdeep:
768:NgGzpD6CLn2sviJkuVbW63l4PlKrZnojeaGo2HEgDhLzzMsRxJofbTazDL6h5:uGFtjy6k+jTVMysnJofvi6h5 - TLSH:
T14532CFFB50ABDD8C3691BB13AAB61015554ADA8C71339B101898377CD8FC7ECAE44CA1 - Submitted as: 26689712041.pdf
- File type: pdf · Size: 46227 bytes
- Verdict: malicious (89/100)
Detections (3 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): HEUR:Trojan.Script.Generic
MITRE ATT&CK
Why this verdict
The malicious score of 89/100 is the fusion of 8 weighted signals:
- Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule
PDF.Spam.Heur.1) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged HEUR:Trojan.Script.Generic (rule
HEUR:Trojan.Script.Generic) - engine signal, weight 0.55, confidence 0.85 - MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-blob (rule
high-entropy-blob) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: https://cctraff.ru/strik?keyword=difference+between+cache+memory+and+virtual+memory+pdf, https://cdn.shopify.com/s/files/1/0462/4400/3989/files/31175366320.pdf, https://cdn.shopify.com/s/files/1/0439/1773/8152/files/5787267830.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
- Contacted 2 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
- Extracted generic config (8 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
1006 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- searchapp.bundleassets.example
- teams.cloud.microsoft
- outlook.office.com
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- 23.40.52.85
- 23.11.37.157
- 150.171.22.17
- 23.33.238.208
- 52.123.129.14 US · Redmond · AS8075 Microsoft Corporation
- 52.110.12.2 AU · Sydney · AS8075 Microsoft Corporation
- 150.171.27.11
- 23.214.54.132
- 20.190.167.18
- 20.190.167.20
- 20.190.167.21
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/strik?keyword=difference+between+cache+memory+and+virtual+memory+pdf
- https://cdn.shopify.com/s/files/1/0462/4400/3989/files/31175366320.pdf
- https://cdn.shopify.com/s/files/1/0439/1773/8152/files/5787267830.pdf
- https://cdn.shopify.com/s/files/1/0433/0048/7332/files/67870776437.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/13503036424.pdf
- https://site-1036680.mozfiles.com/files/1036680/dadesevamuvamoge.pdf
- https://site-1036962.mozfiles.com/files/1036962/situtuwiwiroloteza.pdf
- https://uploads.strikinglycdn.com/files/351041d1-388a-4713-8608-7b2b1a0d17de/47634344274.pdf
- https://uploads.strikinglycdn.com/files/169d5f6a-fef1-4f3a-891b-33afdb73ad73/27910144409.pdf
- http://tisiz.halloweenretro101.com/uploads/1/3/1/0/131070152/zajamomo.pdf
- http://zomot.cardillelab.com/uploads/1/3/0/8/130813420/660097.pdf
- http://files.backyardswag.com/uploads/1/3/1/4/131452904/bd9f431.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/
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Embedded domains
- cctraff.ru
- cdn.shopify.com
- site-1036680.mozfiles.com
- site-1036962.mozfiles.com
- uploads.strikinglycdn.com
- tisiz.halloweenretro101.com
- zomot.cardillelab.com
- files.backyardswag.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.123.129.14
- 52.110.12.2
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report