MALICIOUS — normal_5ff6888f2eebe.pdf
MALICIOUS — normal_5ff6888f2eebe.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100). 5 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
2696c37b9cc419139a08039a8c75cd1055986358db50d48eaa2aff03ba473305 - SHA-1:
8577ff1da3ba4bc497946d929e610c7e0745046a - MD5:
5eb22905918a90e0bb4ae75654806ab6 - ssdeep:
1536:riCOwplVtrEBungHoIMS50zO5JEIsU7ToqcUh5aqaWrid:2COwpxwiIMS2qEAoqccFaW0 - TLSH:
T11C38E0F72467DDADE786AB43AEB335187068C74C3032965404C8B6ACC6B43BE3E25941 - Submitted as: normal_5ff6888f2eebe.pdf
- File type: pdf · Size: 78832 bytes
- Verdict: malicious (98/100)
Detections (5 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Trellix Stinger (McAfee): PDF/Phish-FAB!5EB22905918A
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 98/100 is the fusion of 7 weighted signals:
- ClamAV (daily) flagged Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 (rule
Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0) - engine signal, weight 0.90, confidence 0.95 - Embedded link rated malicious by URL analysis: https://static.s123-cdn-static.com/uploads/4379362/normal_5fc70fe6495f5.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 21 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://traffset.ru/123?utm_term=generation+of+computer+1st+to+5th+year, https://static.s123-cdn-static.com/uploads/4379362/normal_5fc70fe6495f5.pdf, https://cdn-cms.f-static.net/uploads/4371553/normal_5fe6178379eed.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 (7 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9787 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
- 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
- desktop-hsgcbep
- 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
- 250.255.255.239.in-addr.arpa
- 79.243.254.169.in-addr.arpa
- 255.255.254.169.in-addr.arpa
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\b7f20f2cf278119fac0bb4976bd55cd6.png -
78ffe03dd5c2bab63c92e77fa70b042aaef3ca725c08b057db5928c2f4ff961c - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
88069c6cb178ca4e9a68cc7124faef9ca2f6e54c7d249f97fb4e2f71f47f2c0f - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://traffset.ru/123?utm_term=generation+of+computer+1st+to+5th+year
- https://static.s123-cdn-static.com/uploads/4379362/normal_5fc70fe6495f5.pdf
- https://cdn-cms.f-static.net/uploads/4371553/normal_5fe6178379eed.pdf
- https://s3.amazonaws.com/tixeligufokup/gabesogojesa.pdf
- https://static.s123-cdn-static.com/uploads/4454172/normal_5fe06bd07fcc1.pdf
- https://cdn-cms.f-static.net/uploads/4385413/normal_5fa59058de759.pdf
- https://cdn-cms.f-static.net/uploads/4417222/normal_5fd2471eb6320.pdf
- https://nevitasez.weebly.com/uploads/1/3/4/3/134305442/d29b83.pdf
- https://s3.amazonaws.com/sumesawoxajew/78621651520.pdf
- https://kegegofelev.weebly.com/uploads/1/3/2/6/132681159/xujubalezer.pdf
- https://cdn-cms.f-static.net/uploads/4386621/normal_5f8df983f153a.pdf
- https://s3.amazonaws.com/juvosi/giporedalulosiraw.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=1787754596&P2=404&P3=2&P4=IdpV2E7i8b2M2GCdulVzMtjW6jI4VFHiFVr30lfIsOdtlr04FY78XKLSkx2vvxtD58sDV3emLkwgQzuoUBGXtg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/c74a5353-3e6a-42b7-94d6-9b96c560c89a?P1=1787754666&P2=404&P3=2&P4=mH%2f3hItoaFb4nHsLTdS8v1qLpHLhUx6aLdDTsC1aDiUZzlZadlcNfWU%2f8TGl%2f1Syu2ix4wD3qkoGNgynoB8VQQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- traffset.ru
- static.s123-cdn-static.com
- cdn-cms.f-static.net
- s3.amazonaws.com
- nevitasez.weebly.com
- kegegofelev.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 172.172.255.216
- 20.42.65.88
- 4.150.223.111
- 20.42.179.192
- 162.159.142.9
- 57.155.101.212
- 52.110.12.38
- 52.110.12.20
- 4.230.171.124
- 4.247.188.233
- 4.149.227.78
- 135.233.95.135
- 74.178.76.128
- 20.112.250.133
- 52.123.129.14
- 52.123.128.14
- 135.233.95.80
- 203.26.79.13
- 4.150.223.96
- 92.223.78.30
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report