MALICIOUS — 77156306351.pdf
MALICIOUS — 77156306351.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:
bd390b2ea4aefc3ec50f474699691bcf42f52eeab862a0c65945a698a81aece0 - SHA-1:
e427b3b1fcb8cd4e70b2384eabcc5b7c79ade415 - MD5:
d32004576e1216888bcb211f1ba84eaf - ssdeep:
768:OFgGzpDcNcpjOrd6zT1pKHIditLq7tn1hqf0F455McXtHXSJ:/GFoXMnrKHIAWn1hqcG2cXtCJ - TLSH:
T19D339EF70067DD8C3AC7AB476DA6196CA04AD6893133AA5445D87B6CC4BC7BD7F00A20 - Submitted as: 77156306351.pdf
- File type: pdf · Size: 48003 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/e2107f0f-ce7e-49a1-a294-4ac62edc0f74/19642073982.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://cctraff.ru/strik?keyword=libros+de+magia+en+espa%25C3%25B1ol, http://vagewig.damascusbaptist.net/uploads/1/3/1/4/131406082/2299926.pdf, http://files.mccubbinresilience.org/uploads/1/3/1/6/131606815/kadix-sapepum-gilesirometa.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 (13 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9697 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
- 250.255.255.239.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
- desktop-hsgcbep
- 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
- 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
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\124a34efcd901c1dd330d1123c4a6e1b.png -
1ed70c1043fc265dcc9ff03e239efc33910b40a91c221d06636ac8c2452c955e - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
ff71c2600eaad52a44fd8a2a3c6104fe7c0e9b372514800998de0b483e7f3f97 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/strik?keyword=libros+de+magia+en+espa%25C3%25B1ol
- http://vagewig.damascusbaptist.net/uploads/1/3/1/4/131406082/2299926.pdf
- http://files.mccubbinresilience.org/uploads/1/3/1/6/131606815/kadix-sapepum-gilesirometa.pdf
- http://taxapu.a2consultation.com/uploads/1/3/0/7/130775934/voruraneponaletoxoxa.pdf
- http://babigop.myscrubsandmore.com/uploads/1/3/1/6/131637140/7742377.pdf
- https://uploads.strikinglycdn.com/files/e2107f0f-ce7e-49a1-a294-4ac62edc0f74/19642073982.pdf
- https://uploads.strikinglycdn.com/files/edf79d4f-a54d-4914-a8bb-6305168ca8e1/bisiloxajozupoku.pdf
- https://uploads.strikinglycdn.com/files/2511e574-5253-4ff4-90bd-9697a78a1ae5/poruvewipilekife.pdf
- https://uploads.strikinglycdn.com/files/be727597-6618-4727-ba16-ba0180c077b3/96435801878.pdf
- https://uploads.strikinglycdn.com/files/2a9fdb41-b07e-4346-aac3-ce327ffb5a30/34460955088.pdf
- https://cdn.shopify.com/s/files/1/0437/8663/3374/files/20822986934.pdf
- https://cdn.shopify.com/s/files/1/0437/6264/7192/files/christmas_cartoon_characters_drawings.pdf
- http://files.oliviersbreads.com/uploads/1/3/0/8/130813988/2ac932c8669cf05.pdf
- http://files.fultonmusictherapy.org/uploads/1/3/2/6/132681670/81d92d8d6469bc.pdf
- http://files.phesta.nl/uploads/1/3/1/8/131856079/jelixek.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
Embedded domains
- cctraff.ru
- vagewig.damascusbaptist.net
- files.mccubbinresilience.org
- taxapu.a2consultation.com
- babigop.myscrubsandmore.com
- uploads.strikinglycdn.com
- cdn.shopify.com
- files.oliviersbreads.com
- files.fultonmusictherapy.org
- files.phesta.nl
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 4.150.223.112
- 4.150.223.96
- 162.159.142.9
- 20.42.73.25
- 52.123.252.223
- 52.110.12.18
- 52.110.12.53
- 4.230.171.124
- 52.230.59.222
- 20.42.179.192
- 20.165.94.54
- 52.123.252.216
- 74.179.77.204
- 4.150.223.110
- 52.123.128.14
- 135.232.92.34
- 203.26.79.13
- 142.250.207.3
- 172.170.180.133
- 52.138.229.67
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report