MALICIOUS — 13843510665.pdf
MALICIOUS — 13843510665.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (75/100). 2 of 50 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
6629d21a1e0f78a176eeab31456a03614854cd8dbb754e6b3b138bac20b80df6 - SHA-1:
9e76def1c17bee69ec9e475a9a386ad9c9371ee7 - MD5:
96e6269ade013a365289b797abb30639 - ssdeep:
768:lgGzpDfqwl6jBsfMEINtdBPzGiiIRLyGXGuti4WcFRcDD3XTW6lI:2GFDp2T8wyGr84ZcXTW6q - TLSH:
T17D318FF30097ED887ECAAB436DE700A8604AD68D217692B055887B7DC0BC9ED7F50991 - Submitted as: 13843510665.pdf
- File type: pdf · Size: 40700 bytes
- Verdict: malicious (75/100)
Detections (2 of 50 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
MITRE ATT&CK
Why this verdict
The malicious score of 75/100 is the fusion of 7 weighted signals:
- Contacted 11 external host(s) at runtime (1 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/2d763498-1da6-42dc-8aa4-f1f613f538f4/xovakun.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://cctraff.ru/strik?keyword=cisco+anyconnect++4.+6+mac, https://uploads.strikinglycdn.com/files/2d763498-1da6-42dc-8aa4-f1f613f538f4/xovakun.pdf, https://uploads.strikinglycdn.com/files/6d487b72-6b4a-4cb3-85ce-651177961a03/kumopadiriku.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 - Extracted generic config (15 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9586 behavior events · 1 ATT&CK techniques · 3 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- desktop-hsgcbep
- 250.255.255.239.in-addr.arpa
- desktop-hsgcbep._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
- 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
- ntp.ubuntu.com
- desktop-hsgcbep(1)._dosvc._tcp.local
- desktop-hsgcbep(2)._dosvc._tcp.local
- 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?P1=1787377552&P2=404&P3=2&P4=EGEadlumZ3%2bbEtWlzkA7NhovE54UsmWpoaPqjubXa0otZ1ZGWzH0fEghIOVWdSKNg%2fgyMM%2fj%2fUf4hU7D1Kxnsg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- 23.40.52.85
- 23.11.37.157
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
e2c504096936ddaaa1e777c732b51106ed297a7100d8f0e3f6b95e40557d9d9e - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\2ebe37c970d11ec4a4622b2534c39153.png -
d9d57e933fbdba2f4e2d08d8bf58320c7b11e3624766a5a35a16c017cd731978 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/strik?keyword=cisco+anyconnect++4.+6+mac
- https://uploads.strikinglycdn.com/files/2d763498-1da6-42dc-8aa4-f1f613f538f4/xovakun.pdf
- https://uploads.strikinglycdn.com/files/6d487b72-6b4a-4cb3-85ce-651177961a03/kumopadiriku.pdf
- https://uploads.strikinglycdn.com/files/f1e1a09c-fad7-44e1-914a-e6e0d8c9a62b/jarekepebejiparu.pdf
- https://uploads.strikinglycdn.com/files/a7ddae23-3e8a-4759-86cc-9e353749be91/mexaboxexezebuxededete.pdf
- https://uploads.strikinglycdn.com/files/61ba9628-bc4f-47b9-b15e-e41cb6e66ae9/lisalerojinoxij.pdf
- https://uploads.strikinglycdn.com/files/1c5d097d-dbc0-4ef9-83a8-30ed5dafa348/11677674121.pdf
- https://site-1042729.mozfiles.com/files/1042729/45285590298.pdf
- https://site-1042014.mozfiles.com/files/1042014/90745149739.pdf
- https://site-1039828.mozfiles.com/files/1039828/kutur.pdf
- https://cdn.shopify.com/s/files/1/0440/6158/9669/files/dedogirasiruxol.pdf
- https://cdn.shopify.com/s/files/1/0427/5693/1751/files/millennium_falcon_lighting_diagram.pdf
- https://cdn.shopify.com/s/files/1/0431/1505/3213/files/mobagediju.pdf
- https://cdn.shopify.com/s/files/1/0429/3053/6614/files/pivuziwegumukanozevulo.pdf
- https://cdn.shopify.com/s/files/1/0435/6289/3471/files/angel_has_fallen_movie_online_free.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?P1=1787377552&P2=404&P3=2&P4=EGEadlumZ3%2bbEtWlzkA7NhovE54UsmWpoaPqjubXa0otZ1ZGWzH0fEghIOVWdSKNg%2fgyMM%2fj%2fUf4hU7D1Kxnsg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- cctraff.ru
- uploads.strikinglycdn.com
- site-1042729.mozfiles.com
- site-1042014.mozfiles.com
- site-1039828.mozfiles.com
- cdn.shopify.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 4.150.223.106
- 52.182.143.212
- 57.155.101.212
- 52.110.12.53
- 20.247.185.124
- 4.230.171.124
- 52.123.252.234
- 203.26.79.13
- 20.165.94.63
- 52.148.114.188
- 162.159.36.2
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report