MALICIOUS — 28085377308.pdf
MALICIOUS — 28085377308.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (72/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
f244e0ffa35a532cf5609c2c6f6cdf0d02509079bd33a6fc84c92b4366b49081 - SHA-1:
901982d36657bcaff008c5a323b3576ef734c894 - MD5:
daf39427b74a3672b923dd18cc8d934d - ssdeep:
768:GgGzpDwD0YKR7Nwxw9USiHSQ+ztBA6STbqwbpn+7EIg75cxTh:TGFUi4w9Y9sO6S/qwbpnAg76xTh - TLSH:
T195329EF340A7ED4C7986AB636DEB1145A08AC3C86037A76045C8776DD4783ECBF219A1 - Submitted as: 28085377308.pdf
- File type: pdf · Size: 45077 bytes
- Verdict: malicious (72/100)
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 72/100 is the fusion of 6 weighted signals:
- Contacted 21 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/60c955f9-f668-409e-80d5-f798cf4dbf5f/danegodozav.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://cctraff.ru/strik?keyword=mua+gi%25E1%25BA%25A5y+kh%25E1%25BB%2595+letter+%25E1%25BB%259F+%25C4%2591%25C3%25A2u, https://uploads.strikinglycdn.com/files/60c955f9-f668-409e-80d5-f798cf4dbf5f/danegodozav.pdf, https://uploads.strikinglycdn.com/files/7c3be6ef-29e1-4140-b906-d441f3ae1102/74656169478.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
- Extracted generic config (14 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9751 behavior events · 0 ATT&CK techniques · 3 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- to-do.office.com
- staging.to-do.officeppe.com
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- desktop-hsgcbep
- b.f.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- 2.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- 3.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- 252.0.0.224.in-addr.arpa
- 250.255.255.239.in-addr.arpa
- ntp.ubuntu.com
- 255.255.254.169.in-addr.arpa
- 251.0.0.224.in-addr.arpa
- http://www.msftconnecttest.com/connecttest.txt
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
a5fe146738d5b076955c6ce59546480d2e3d09dee1df1aa283a7e9137643211f - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\3ef38ac6361998b247473c39ead5f5cd.png -
5d535c0fd83d436213bed00b2e145cb9a848ac41870d73fbbc9ae8b2484d04c4 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/strik?keyword=mua+gi%25E1%25BA%25A5y+kh%25E1%25BB%2595+letter+%25E1%25BB%259F+%25C4%2591%25C3%25A2u
- https://uploads.strikinglycdn.com/files/60c955f9-f668-409e-80d5-f798cf4dbf5f/danegodozav.pdf
- https://uploads.strikinglycdn.com/files/7c3be6ef-29e1-4140-b906-d441f3ae1102/74656169478.pdf
- https://uploads.strikinglycdn.com/files/efe76cc9-7169-4162-9ede-dccb6f290274/18652411727.pdf
- https://uploads.strikinglycdn.com/files/a1f64ab1-cd62-44e8-b6d6-f3c5467dec84/kunaso.pdf
- https://uploads.strikinglycdn.com/files/48d5bcaa-1962-4352-90cb-b375b3b9a8a0/batajuvozusemipekux.pdf
- https://uploads.strikinglycdn.com/files/dfad0a56-a668-40cd-bd95-851bb0c3dfce/vixixo.pdf
- https://uploads.strikinglycdn.com/files/ebbf08a6-f6b2-4d47-9acb-70088c59de2d/wazotigikopojosaw.pdf
- https://uploads.strikinglycdn.com/files/21c96721-4527-46c4-a05f-7d51dcdbe9d9/razenefevanuvo.pdf
- https://uploads.strikinglycdn.com/files/07dbd3ae-83b8-4971-85b4-f3455e4404e7/28267858956.pdf
- https://uploads.strikinglycdn.com/files/8b2b1efd-4616-4c3f-8b3a-479cf8940077/68796041515.pdf
- https://cdn.shopify.com/s/files/1/0486/1178/6912/files/utility_bill_template_uk_free.pdf
- https://cdn.shopify.com/s/files/1/0480/7124/5988/files/dashing_diva_press_on_nails_review.pdf
- https://cdn.shopify.com/s/files/1/0428/3426/4231/files/haier_portable_ac_manual.pdf
- https://cdn.shopify.com/s/files/1/0439/1128/2843/files/nevoparowijokafagadoz.pdf
- https://cdn.shopify.com/s/files/1/0479/4423/7223/files/pequea_valley_school_district_jobs.pdf
- http://files.storymakerlife.com/uploads/1/3/1/4/131437776/xibawovolojutesa.pdf
- http://files.skinwiserx.com/uploads/1/3/1/4/131437924/ninumixoduzod-rijomi.pdf
- http://files.konseptiplus.net/uploads/1/3/1/3/131384281/roxokitoka.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
- uploads.strikinglycdn.com
- cdn.shopify.com
- files.storymakerlife.com
- files.skinwiserx.com
- files.konseptiplus.net
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.148.114.188
- 135.233.95.144
- 51.11.192.49
- 20.165.94.46
- 20.42.72.131
- 52.123.252.197
- 20.247.184.197
- 48.211.4.16
- 4.230.171.124
- 135.232.92.137
- 52.168.117.168
- 20.236.44.162
- 52.123.129.14
- 40.99.133.242
- 72.145.35.97
- 203.26.79.13
- 4.247.188.233
- 92.223.78.30
- 172.178.240.161
- 172.175.111.170
- 20.184.175.0
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report