MALICIOUS — 36495887376.pdf
MALICIOUS — 36495887376.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:
687a4132b3821e6609d0b5122596be13d07febdead7cd59b4884faa8d3a2da3f - SHA-1:
84c4b0a7f1760164fa985f266db70d0d1e9c6dbc - MD5:
1198eed8551ea169fd30ee86787822e9 - ssdeep:
768:VgGzpD/an87+w9P4c7CNiesDnVdNqvPXr4SVpuckg4tNAtJlV7x:GGFLaUBdd82cXGOr7x - TLSH:
T1AE309FF750A7ED8C768AAB03FAEA11595149D6CC603292A005CC7B6CC07C7BDAE50A61 - Submitted as: 36495887376.pdf
- File type: pdf · Size: 39281 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 15 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/24d7341b-6f91-488c-a7cd-e75020924eeb/mapozurepeloxuguk.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://cctraff.ru/strik?keyword=ecole+therese+d+avila+lille, https://uploads.strikinglycdn.com/files/24d7341b-6f91-488c-a7cd-e75020924eeb/mapozurepeloxuguk.pdf, https://uploads.strikinglycdn.com/files/0c9ebd28-7883-41a2-a33d-bd1d51effb11/37082110633.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 (10 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9742 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
- c.pki.goog
- 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
- 252.0.0.224.in-addr.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
- desktop-hsgcbep
- 250.255.255.239.in-addr.arpa
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
e1444bb601a3414cf8907f6958b8d2a1c23797a1058f3bbac8432c99893ea3d7 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\5c51cac3b6461d4e39c1f0c916ccc926.png -
0bf470ac43f0df3fe58374ab4960e6b2bb0737cb7800f91370406d347df5bca3 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/strik?keyword=ecole+therese+d+avila+lille
- https://uploads.strikinglycdn.com/files/24d7341b-6f91-488c-a7cd-e75020924eeb/mapozurepeloxuguk.pdf
- https://uploads.strikinglycdn.com/files/0c9ebd28-7883-41a2-a33d-bd1d51effb11/37082110633.pdf
- https://uploads.strikinglycdn.com/files/5c0e202e-bdf3-4898-bf26-993ad5811c4f/63606703049.pdf
- https://uploads.strikinglycdn.com/files/75231a6d-6657-4288-929f-8a4235cd1427/fefozapivanetevam.pdf
- https://cdn.shopify.com/s/files/1/0483/6035/8048/files/53594135403.pdf
- https://cdn.shopify.com/s/files/1/0481/1433/5897/files/laduf.pdf
- https://cdn.shopify.com/s/files/1/0482/4632/5400/files/fadonugopusomadudolupu.pdf
- https://cdn.shopify.com/s/files/1/0434/0360/8214/files/ap_world_history_study_guide_2019.pdf
- http://files.hipaawise.com/uploads/1/3/1/1/131163738/suseduzerenug.pdf
- http://zokus.slameventproduction.com/uploads/1/3/1/6/131637056/6844223364.pdf
- http://files.caravanoflore.com/uploads/1/3/1/1/131163832/sexosodetagov-bibelu-liviruzo.pdf
- http://files.leaorganics.com/uploads/1/3/2/7/132710694/sepojij.pdf
- http://files.affordablestoragemidland.com/uploads/1/3/2/7/132740914/pugexovu-vebeda-guvejodufeler.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=1787747600&P2=404&P3=2&P4=VE8E%2f4LSomZR1zxXUDeT5hNay8iPdFbZX02bIz2i164pumEvoANTt2m3%2bzbSEUXnekOMk40dG2DDsBNiR8Le2g%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- cctraff.ru
- uploads.strikinglycdn.com
- cdn.shopify.com
- files.hipaawise.com
- zokus.slameventproduction.com
- files.caravanoflore.com
- files.leaorganics.com
- files.affordablestoragemidland.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.110.12.3
- 52.110.12.16
- 4.230.171.124
- 20.165.94.46
- 203.26.79.13
- 4.207.44.69
- 20.231.239.246
- 74.178.240.61
- 51.116.246.105
- 52.123.129.14
- 135.234.160.247
- 142.250.195.163
- 92.223.78.30
- 20.42.65.94
- 4.209.250.170
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report