MALICIOUS — nurojizu-binikize.pdf
MALICIOUS — nurojizu-binikize.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (95/100). 4 of 50 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
36de96288320af49419b60cf2bcb82a7cf1ad62c403ef8abd1ca1538d504c510 - SHA-1:
7e3de2660471fca458c2454247bbc33eb75271d3 - MD5:
b1dde26c8ef2b8e5027ac21cbfddf069 - ssdeep:
1536:p7qXs30+FAtlBxsT29by6qG3WpDsNMZZUKEZ4EOkbVY6KS1:hq2D6NbkpDsNMjyZAkb7R - TLSH:
T19C35DFF76293ED8C7B855B537AFA0499508AD6883236E330C4987A2CC87C6FEBD15051 - Submitted as: nurojizu-binikize.pdf
- File type: pdf · Size: 61672 bytes
- Verdict: malicious (95/100)
Detections (4 of 50 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 95/100 is the fusion of 8 weighted signals:
- ClamAV (daily) flagged Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 (rule
Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0) - engine signal, weight 0.90, confidence 0.95 - Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/247eb2e5-3c7a-4c0c-94f5-93e1068e52b6/36740700802.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://trafficel.ru/wb?keyword=howrah%20bridge%20hd%20movie, https://gasilarax.weebly.com/uploads/1/3/4/5/134595303/kuvig.pdf, https://cdn-cms.f-static.net/uploads/4413462/normal_5fb6e8ec71af4.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
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90 - Contacted 17 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
- Extracted generic config (14 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9691 behavior events · 1 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
- desktop-hsgcbep._dosvc._tcp.local
- desktop-hsgcbep(1)._dosvc._tcp.local
- 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
- 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
- 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
- desktop-hsgcbep(2)._dosvc._tcp.local
- desktop-hsgcbep
- ntp.ubuntu.com
- 255.255.254.169.in-addr.arpa
- 79.243.254.169.in-addr.arpa
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\b9c2022d47257752692888a611412f3c.png -
3b53ac480c6242841ea0bace55897fccdff75b4caefec5f6213d30ccf8f79a08 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
9438be7b9f0786a926f628795bf5baee197891b49434a29a5abe38cf2eaa85ee - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://trafficel.ru/wb?keyword=howrah%20bridge%20hd%20movie
- https://gasilarax.weebly.com/uploads/1/3/4/5/134595303/kuvig.pdf
- https://cdn-cms.f-static.net/uploads/4413462/normal_5fb6e8ec71af4.pdf
- https://uploads.strikinglycdn.com/files/247eb2e5-3c7a-4c0c-94f5-93e1068e52b6/36740700802.pdf
- https://daletapobuwero.weebly.com/uploads/1/3/4/6/134666872/da79a886fd917c.pdf
- https://jiparebifipi.weebly.com/uploads/1/3/4/6/134638028/fataduwusureju-famunofozaba-tufev.pdf
- https://bizumoku.weebly.com/uploads/1/3/2/6/132681494/28db4e9a9b3cc.pdf
- https://cdn-cms.f-static.net/uploads/4470825/normal_5fbbf59ce1ca0.pdf
- https://xutativapejan.weebly.com/uploads/1/3/4/5/134521393/kigifikuzavis.pdf
- https://cdn-cms.f-static.net/uploads/4477864/normal_5fc24e5544d61.pdf
- https://cdn-cms.f-static.net/uploads/4368265/normal_5f9551f23fbe8.pdf
- https://woxomeze.weebly.com/uploads/1/3/4/4/134498023/durotedep.pdf
- https://static1.squarespace.com/static/5fc0d446ab79f442f2293e00/t/5fd01844b8bf0379e6fe3975/1607473221100/radiant_church_online.pdf
- https://uploads.strikinglycdn.com/files/737f67d1-2f64-44bd-89b6-e027ded02b66/content_ie_edge_chrome_1.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
- http://rb.symcb.com/rb.crl
Embedded domains
- trafficel.ru
- gasilarax.weebly.com
- cdn-cms.f-static.net
- uploads.strikinglycdn.com
- daletapobuwero.weebly.com
- jiparebifipi.weebly.com
- bizumoku.weebly.com
- xutativapejan.weebly.com
- woxomeze.weebly.com
- static1.squarespace.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 72.145.35.102
- 172.66.2.5
- 40.84.85.40
- 4.230.171.124
- 20.247.184.142
- 20.165.94.63
- 135.232.92.34
- 135.234.160.245
- 72.154.7.100
- 40.84.97.4
- 20.236.44.162
- 20.42.65.85
- 52.123.129.14
- 52.148.114.188
- 162.159.36.2
- 203.26.79.13
- 40.99.133.210
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report