MALICIOUS — xuvaguxokozewuw.pdf
MALICIOUS — xuvaguxokozewuw.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (84/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
b879b4d58b49a1adae64005f3912c16d4990ffa606fc5534b25da3de15ff326b - SHA-1:
e7d017e7ba792610427d1ab514ed0003083a12df - MD5:
4b4b0723201bfb37cc68d5bb22e36f7f - ssdeep:
1536:5GF+MNvFso20Dy/BXudwqKZLpem+tCiV:MF+MNv+WWAdwqCpetCQ - TLSH:
T15035C0F30197EC8C3E9AD7579DEB1429A247C68C6132D72059C87B2DD5BC2BD6E40860 - Submitted as: xuvaguxokozewuw.pdf
- File type: pdf · Size: 59003 bytes
- Verdict: malicious (84/100)
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 84/100 is the fusion of 6 weighted signals:
- Embedded link rated malicious by URL analysis: https://uploads.strikinglycdn.com/files/aa09e10c-6a2b-4b5e-8db0-545a2b4b09da/rufuraperafenuzawoxub.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 21 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://cctraff.ru/strik?keyword=java+programming+pdf+bangla, https://uploads.strikinglycdn.com/files/aa09e10c-6a2b-4b5e-8db0-545a2b4b09da/rufuraperafenuzawoxub.pdf, https://uploads.strikinglycdn.com/files/55b7f72f-f3b3-46eb-af84-e9f6e7fa5f73/19222349026.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 (12 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9714 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
- 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
- 250.255.255.239.in-addr.arpa
- ntp.ubuntu.com
- desktop-hsgcbep._dosvc._tcp.local
- desktop-hsgcbep(1)._dosvc._tcp.local
- http://www.msftconnecttest.com/connecttest.txt
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
477a1801b1509033d752fa5d3489d091fd28cc7bd47e224f7ad255d39eaf884f - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\95da95b6a075d07df61d5ef24f870930.png -
d6f38d3598f33462636e438986b56ee0f16a85106b972a62e5c80e41420f3064 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/strik?keyword=java+programming+pdf+bangla
- https://uploads.strikinglycdn.com/files/aa09e10c-6a2b-4b5e-8db0-545a2b4b09da/rufuraperafenuzawoxub.pdf
- https://uploads.strikinglycdn.com/files/55b7f72f-f3b3-46eb-af84-e9f6e7fa5f73/19222349026.pdf
- https://uploads.strikinglycdn.com/files/409a7072-edf5-431a-8857-9bf9edfebe36/54976973122.pdf
- https://uploads.strikinglycdn.com/files/55585c9a-3a8d-45bc-8528-3d7b0fe1f6a3/24641291584.pdf
- https://uploads.strikinglycdn.com/files/cdf20ca4-1278-4442-9b3e-a289fa7a4f4e/lozugifiduze.pdf
- https://cdn.shopify.com/s/files/1/0440/7332/0600/files/zugat.pdf
- https://cdn.shopify.com/s/files/1/0470/9761/0390/files/wivuzuzufi.pdf
- https://cdn.shopify.com/s/files/1/0439/9710/2238/files/all_in_one_downloader_apk_free_download.pdf
- https://cdn.shopify.com/s/files/1/0483/7500/5344/files/nuvamusologadufedefamuke.pdf
- https://uploads.strikinglycdn.com/files/5194a881-8637-4608-9f42-9d4855cb2ee6/85113163411.pdf
- https://uploads.strikinglycdn.com/files/aa660577-7e93-44c1-9ea0-2536c7d53832/69896450572.pdf
- http://files.valeriecizek.com/uploads/1/3/2/7/132710657/c9744.pdf
- http://mubarina.josepblas.com/uploads/1/3/2/6/132681946/0f7c284.pdf
- http://files.reikifortheplanet.com/uploads/1/3/2/3/132302815/5645773.pdf
- http://podegixo.homeawaylane.com/uploads/1/3/1/3/131379069/poxuliso.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
- cctraff.ru
- uploads.strikinglycdn.com
- cdn.shopify.com
- files.valeriecizek.com
- mubarina.josepblas.com
- files.reikifortheplanet.com
- podegixo.homeawaylane.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.184.175.8
- 74.178.232.29
- 135.232.92.137
- 51.105.71.136
- 52.123.252.194
- 172.66.2.5
- 52.123.252.220
- 52.253.84.76
- 20.165.94.46
- 172.215.188.225
- 4.230.171.124
- 203.26.79.13
- 74.178.240.61
- 52.168.112.66
- 40.79.167.10
- 52.123.129.14
- 40.99.133.226
- 172.178.240.163
- 20.184.175.21
- 172.170.180.133
- 20.42.65.90
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report