MALICIOUS — 82044466450.pdf
MALICIOUS — 82044466450.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (80/100). 2 of 52 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
c9ccfb4255b3cb51f698a57156d5bf9494dd61fec00bb7e7e3517eda3d48df76 - SHA-1:
b3067755f469242f1f8d087e6ef0aeaf3e7855e7 - MD5:
763d49e66db6b9320c83b2c2545ae872 - ssdeep:
1536:AGFw8Ngp9DIfM0d3zSCMKdXSd8HWk/imWVIFs1LD:NFw3DyMqjpLpc8t/imCIq5 - TLSH:
T1EF349EF31167CDCD7AC7AF837EE610296149CA8D3262AA9405C8766DC47C2FD6F10A60 - Submitted as: 82044466450.pdf
- File type: pdf · Size: 53602 bytes
- Verdict: malicious (80/100)
Detections (2 of 52 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
MITRE ATT&CK
Why this verdict
The malicious score of 80/100 is the fusion of 7 weighted signals:
- Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule
PDF.Spam.Heur.1) - 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://ggtraff.ru/strik?keyword=9+s%25C4%25B1n%25C4%25B1f+%25C3%25BC%25C3%25A7genler+soru+ve+%25C3%25A7%25C3%25B6z%25C3%25BCmleri, https://cdn.shopify.com/s/files/1/0481/2475/6131/files/formal_languages_and_automata_5th_edition.pdf, https://cdn.shopify.com/s/files/1/0430/7868/0730/files/91286880289.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 7 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
- Extracted generic config (5 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
1133 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- s.symcb.com
- rb.symcd.com
- rb.symcb.com
- searchapp.bundleassets.example
- inference.location.live.net
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://s.symcb.com/universal-root.crl
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- 23.40.52.85
- 172.66.2.5 US · San Francisco · AS13335 Cloudflare, Inc.
- 192.168.122.113
- 74.178.76.128 IE · Dublin · AS8075 Microsoft Corporation
- 74.178.240.51 NL · Amsterdam · AS8075 Microsoft Corporation
- 23.11.37.157
- 52.182.143.212 US · Des Moines · AS8075 Microsoft Corporation
- 74.179.71.159 US · Moses Lake · AS8075 Microsoft Corporation
- 224.0.0.252
- 192.168.122.255
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/strik?keyword=9+s%25C4%25B1n%25C4%25B1f+%25C3%25BC%25C3%25A7genler+soru+ve+%25C3%25A7%25C3%25B6z%25C3%25BCmleri
- https://cdn.shopify.com/s/files/1/0481/2475/6131/files/formal_languages_and_automata_5th_edition.pdf
- https://cdn.shopify.com/s/files/1/0430/7868/0730/files/91286880289.pdf
- https://cdn.shopify.com/s/files/1/0433/6871/0309/files/tampa_jam_lacrosse.pdf
- https://cdn.shopify.com/s/files/1/0482/2148/7256/files/nico_nico_nii.pdf
- https://cdn.shopify.com/s/files/1/0465/2302/3518/files/what_muscles_are_used_for_forced_inspiration.pdf
- https://cdn.shopify.com/s/files/1/0434/9886/4804/files/22181211818.pdf
- https://cdn.shopify.com/s/files/1/0428/6647/5174/files/pottsville_area_high_school.pdf
- https://cdn.shopify.com/s/files/1/0482/4449/0401/files/5th_infantry_division_wwii.pdf
- https://site-1036818.mozfiles.com/files/1036818/nalozadezusawaroxawuwi.pdf
- https://site-1037160.mozfiles.com/files/1037160/65690063464.pdf
- https://uploads.strikinglycdn.com/files/f70d50b2-6e21-4856-9942-ba822c055e6b/fivomuzogagugenim.pdf
- https://uploads.strikinglycdn.com/files/c207f5c6-3800-4659-a26e-d21c8a441d85/54913929335.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://s.symcb.com/universal-root.crl
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Embedded domains
- ggtraff.ru
- cdn.shopify.com
- site-1036818.mozfiles.com
- site-1037160.mozfiles.com
- uploads.strikinglycdn.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 172.66.2.5
- 74.178.76.128
- 74.178.240.51
- 52.182.143.212
- 74.179.71.159
- 162.159.36.2
- 4.230.171.124
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report