MALICIOUS — 2f3ac6_f64a8ded988b45c48318b31d067d2d82.pdf
MALICIOUS — 2f3ac6_f64a8ded988b45c48318b31d067d2d82.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:
ee9ffe0385b30511f31ef76ca868cb41acc72a66f54fac54d3192f412cc23275 - SHA-1:
995c3ea82487e9eea6f05610d422f55198a10a71 - MD5:
285c3adc2c88b4e406a4b6b87ddcae52 - ssdeep:
768:2gGzpDCG3zvn4MPgx6zAMRSPrHbgEJwDUQL3UvD0LYEgcFPdh86xEgrW9orAr3U:jGF+sRSPrcEuYQL3Ub0cEgcFPdhDxE/s - TLSH:
T14532CFF31063FD9CAA85D7139EEB114B4585DA89B132E360188C7B2CC5BC6BC7E41961 - Submitted as: 2f3ac6_f64a8ded988b45c48318b31d067d2d82.pdf
- File type: pdf · Size: 46588 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.PDF.Agent.gen
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.PDF.Agent.gen (rule
HEUR:Trojan.PDF.Agent.gen) - 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://ttraff.ru/wix?keyword=google+drive+insurgent, https://cdn.shopify.com/s/files/1/0434/4414/2245/files/automatic_voltage_regulator_circuit_diagram.pdf, https://cdn.shopify.com/s/files/1/0462/7942/6197/files/nufajogeposebuwubixapim.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 6 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
- Extracted generic config (6 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
985 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- searchapp.bundleassets.example
- dl.google.com
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://203.26.79.13/filestreamingservice//files/1057f515-983a-463a-973f-7742d4e03120/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/1057f515-983a-463a-973f-7742d4e03120?P1=1790460716&P2=404&P3=2&P4=LU5ReAEvgMqBNNEX2W8xI3P9Lc2KHtswFGI4QilUV9bP%2bvJZsPkerogYTqPrLXo3XbNceD0YaTLRt0UmcVHv1A%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- 23.40.52.85
- 23.11.37.157
- 142.250.195.142
- 135.233.95.144 US · Des Moines · AS8075 Microsoft Limited
- 20.165.94.54 US · San Antonio · AS8075 Microsoft Corporation
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ttraff.ru/wix?keyword=google+drive+insurgent
- https://cdn.shopify.com/s/files/1/0434/4414/2245/files/automatic_voltage_regulator_circuit_diagram.pdf
- https://cdn.shopify.com/s/files/1/0462/7942/6197/files/nufajogeposebuwubixapim.pdf
- https://cdn.shopify.com/s/files/1/0431/3730/2690/files/72162116692.pdf
- http://files.allied-automotive.co.uk/uploads/1/3/1/3/131398515/nideponisejawa_sapiv_dunoju_zewegif.pdf
- http://xagalape.iainmcnallyvirtualtours.com/uploads/1/3/2/6/132682787/882eddff.pdf
- http://pokuzukuf.oakislandcompendium.ca/uploads/1/3/1/3/131380600/a6e57233dd.pdf
- http://zaditefi.carmsclubhouse.com/uploads/1/3/2/7/132710621/6215589.pdf
- http://files.benstonaker.com/uploads/1/3/1/4/131437766/8430046.pdf
- https://cdn.shopify.com/s/files/1/0431/7587/0613/files/95579890735.pdf
- https://cdn.shopify.com/s/files/1/0440/1673/0277/files/destiny_2_leviathan_raid_guide_polygon.pdf
- https://cdn.shopify.com/s/files/1/0428/8679/1334/files/bafixuvamemopabomixupesek.pdf
- https://cdn.shopify.com/s/files/1/0430/7478/1338/files/39257088572.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/1885060089.pdf
- https://cdn.shopify.com/s/files/1/0431/3815/4657/files/zujonaxu.pdf
- https://cdn.shopify.com/s/files/1/0428/8688/9625/files/gilekaf.pdf
- https://cdn.shopify.com/s/files/1/0428/5336/7975/files/21460304466.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
- ttraff.ru
- cdn.shopify.com
- files.allied-automotive.co.uk
- xagalape.iainmcnallyvirtualtours.com
- pokuzukuf.oakislandcompendium.ca
- zaditefi.carmsclubhouse.com
- files.benstonaker.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 135.233.95.144
- 20.165.94.54
- 72.145.35.96
- 203.26.79.13
- 40.99.133.242
- 162.159.36.2
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report