MALICIOUS — 10950911363.pdf
MALICIOUS — 10950911363.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:
5f6fc269d4f827d6212927af377d78191eb68a742338546cc311eac2de3e2cc6 - SHA-1:
5d8ea12b6834aed28eefdfb2b9530084378648f0 - MD5:
694dd85a71a42338c52b032b0c83f8b7 - ssdeep:
768:7ogGzpDwZZK44QfRLEjaaCfRGDHWO/UEBkncB07eB5UFC:BGFsZJ5QCZYHdME+oZ5UI - TLSH:
T1BE319EF751A7EDCCA94F7F179EB6045E614AC2882132927004947B3DC47C2EDBE45921 - Submitted as: 10950911363.pdf
- File type: pdf · Size: 41097 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 18 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/c3386def-2daf-428b-ae0c-b407bc7eb536/9123032486.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://cctraff.ru/strik?keyword=10th+english+book+back+answers+pdf, https://uploads.strikinglycdn.com/files/c3386def-2daf-428b-ae0c-b407bc7eb536/9123032486.pdf, https://uploads.strikinglycdn.com/files/0ccdac9d-f385-4735-8541-96ed60391c35/kibuli.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)
9774 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
- 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
- 252.0.0.224.in-addr.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
- 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
- 250.255.255.239.in-addr.arpa
- desktop-hsgcbep
- 255.255.254.169.in-addr.arpa
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
53ea5de1342e9fa4f67427eb581914be93e38f2e44f6314b2bed7504c0566dad - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\9cac52bbf94c0284cb1aeb2ddc664333.png -
6d0d274429230f0e5338d84cf89ca6f81ad656f696f57260e42c606bcd4009cb - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/strik?keyword=10th+english+book+back+answers+pdf
- https://uploads.strikinglycdn.com/files/c3386def-2daf-428b-ae0c-b407bc7eb536/9123032486.pdf
- https://uploads.strikinglycdn.com/files/0ccdac9d-f385-4735-8541-96ed60391c35/kibuli.pdf
- https://uploads.strikinglycdn.com/files/07018254-3906-4c8d-9e87-680e94b5078d/90571339159.pdf
- http://files.actionrating.com/uploads/1/3/1/6/131636748/a386a29f1244.pdf
- http://vavul.theventure.blog/uploads/1/3/1/6/131606490/lalereseb.pdf
- https://uploads.strikinglycdn.com/files/4ae0aeaf-2a1e-4772-b047-20fe1387e940/74562377562.pdf
- https://uploads.strikinglycdn.com/files/122f46d2-a71c-49e8-b6b5-864f5c6e9256/4249453953.pdf
- https://uploads.strikinglycdn.com/files/703ec67e-9fe8-4f00-bf66-0b682b1c55a4/33942881426.pdf
- http://jaxidefe.autumnskyadornments.com/uploads/1/3/2/3/132303238/dijame-pefozujojoxu.pdf
- http://files.santexhomes.com/uploads/1/3/1/8/131856176/fubozizafe.pdf
- http://solexokel.allveteransmemorialpark.org/uploads/1/3/1/4/131482952/sovuvavufubivum.pdf
- http://files.mistynielsenphotography.com/uploads/1/3/1/6/131607522/sanoka-zopev-widez-jolubopu.pdf
- http://files.barkingwithbutler.com/uploads/1/3/1/4/131408183/f463a42.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
- http://203.26.79.13/filestreamingservice//files/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787738417&P2=404&P3=2&P4=NInMP9Wrs5c%2bWRiFk0nS3Sa%2f%2fThhoqfdPEpYZqnvnIutxF8%2bGCoAsUIz5ncvxHZJv2mcgnNVkD6w30SGMIWBrQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- cctraff.ru
- uploads.strikinglycdn.com
- files.actionrating.com
- jaxidefe.autumnskyadornments.com
- files.santexhomes.com
- solexokel.allveteransmemorialpark.org
- files.mistynielsenphotography.com
- files.barkingwithbutler.com
- www.w3.org
- purl.org
- ns.adobe.com
- vavul.theventure.blog
Embedded IP addresses
- 72.154.7.113
- 74.178.240.61
- 13.89.179.15
- 4.247.188.224
- 52.110.12.55
- 4.230.171.124
- 40.84.97.4
- 20.247.184.142
- 20.42.73.27
- 135.233.95.144
- 20.236.44.162
- 203.26.79.13
- 104.208.16.94
- 52.123.128.14
- 40.103.64.226
- 172.215.188.225
- 52.168.117.168
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report