MALICIOUS — 557895769.pdf
MALICIOUS — 557895769.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:
9b3b76d7d100dca422e88ab43e4b2fc6de21fcd9b9fbd9218b2969acb5eb2dde - SHA-1:
35f30b7a4311c25f9d41bf15c1c455cada5a5bf5 - MD5:
dafe1f9806afa5cb9e814cbd4c762f55 - ssdeep:
768:agGzpDUYd0Vpn1xmyuWxcwjlskheW0lNtpbkWuYb3VbPqxsK6r:HGFoYd0dcwuPfNtpb8YbFjqxsK6r - TLSH:
T14332AFF720ABDC8C668B7F136AB634D8A04AC34D6135D3604D987B3CD8B85BC6E05961 - Submitted as: 557895769.pdf
- File type: pdf · Size: 43446 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 20 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/5fa69433-361b-421d-bee2-17b0d4ebbfb4/junakitumeretin.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://cctraff.ru/strik?keyword=wise+county+clerk+of+circuit+court, https://kavaxaxogemiren.weebly.com/uploads/1/3/4/4/134441995/6764565.pdf, https://cdn.shopify.com/s/files/1/0507/9836/2797/files/krystal_clear_model_637r_filter_pump_manual.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)
9670 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
- 250.255.255.239.in-addr.arpa
- ntp.ubuntu.com
- 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
- 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 -
8f4a251834f621f90ddb2ece1d76f1e08e5c02980c99f2af956efcb90688530b - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\df9207984280dc177b2658a92980d7f1.png -
afeb3ff049c9c068df0f32e2e165829eaf0e75bbbd37dfb9a7a77d7785392c7e - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/strik?keyword=wise+county+clerk+of+circuit+court
- https://kavaxaxogemiren.weebly.com/uploads/1/3/4/4/134441995/6764565.pdf
- https://s3.amazonaws.com/pazifetanegapu/60678133778.pdf
- https://cdn.shopify.com/s/files/1/0507/9836/2797/files/krystal_clear_model_637r_filter_pump_manual.pdf
- https://uploads.strikinglycdn.com/files/5fa69433-361b-421d-bee2-17b0d4ebbfb4/junakitumeretin.pdf
- https://cdn-cms.f-static.net/uploads/4369307/normal_5f89a8d8a0624.pdf
- https://cdn-cms.f-static.net/uploads/4366305/normal_5f91f32e52c32.pdf
- https://uploads.strikinglycdn.com/files/c5610611-3a61-42f3-983f-d56fb3270c07/50747041135.pdf
- https://cdn.shopify.com/s/files/1/0499/9652/9824/files/dark_souls_3_best_dex_faith_weapons.pdf
- https://uploads.strikinglycdn.com/files/7ba83255-263e-42d3-afe0-88a6b7b172ca/75738596187.pdf
- https://cdn-cms.f-static.net/uploads/4374211/normal_5f922d6c691fa.pdf
- https://uploads.strikinglycdn.com/files/c8f90843-6d33-43ce-8ea1-01ef98e5de67/dadalelizoxejejokebawimo.pdf
- https://uploads.strikinglycdn.com/files/04cd3e44-019b-48e8-8d9e-24dc2cb7e810/75022096887.pdf
- https://uploads.strikinglycdn.com/files/d61885eb-be39-4e8b-a816-dee66dc3b280/zakipudusilusepubenifoma.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=1787736125&P2=404&P3=2&P4=C6ZlFOqFmNZTFgUIbKpPpY%2bXuH%2f2JW5lSYQ21yjByYfvvNUuv3%2bIMBD8rIjO4eeBaY5ERTETFQGz9SpwXDVB8A%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- cctraff.ru
- kavaxaxogemiren.weebly.com
- s3.amazonaws.com
- cdn.shopify.com
- uploads.strikinglycdn.com
- cdn-cms.f-static.net
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.165.94.46
- 4.150.223.107
- 20.165.94.63
- 172.178.240.162
- 57.155.101.212
- 52.110.12.42
- 52.110.12.47
- 4.230.171.124
- 20.247.185.124
- 74.178.240.61
- 52.168.117.170
- 203.26.79.13
- 20.184.175.3
- 52.123.128.14
- 135.233.45.223
- 92.223.78.30
- 135.233.95.80
- 135.233.45.221
- 48.192.143.121
- 142.251.42.99
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report