MALICIOUS — xifepixefefaruzubux.pdf
MALICIOUS — xifepixefefaruzubux.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (72/100). 2 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
ff6e2a1567df00ec3f7f49c7bf2888cad5b0bc47381c61ab4eabbff06cd698c2 - SHA-1:
19962848b6accef87150dad568c42d1c69bf5d09 - MD5:
e29b572cb9f84270a4a159cd8df79581 - ssdeep:
768:wgGzpDlRS21PDwkvZLrYd1mQyK8rQ2VMFWZ5:dGFZJ1PDwWtrYdQI2MFWZ5 - TLSH:
T1342F8DF750A7EC8C7586AB072CEA201D950AE24C6032A7B455C8B67CC4BC2BD7F41E61 - Submitted as: xifepixefefaruzubux.pdf
- File type: pdf · Size: 34381 bytes
- Verdict: malicious (72/100)
Detections (2 of 53 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 72/100 is the fusion of 6 weighted signals:
- Contacted 27 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/b88cb008-ed35-47bb-b5b6-f91be9f9d9c8/75333377864.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://gettraff.ru/strik?keyword=cdf+pdf+calculator, https://uploads.strikinglycdn.com/files/b88cb008-ed35-47bb-b5b6-f91be9f9d9c8/75333377864.pdf, https://uploads.strikinglycdn.com/files/591dbcc7-4c33-4870-a398-2a62429844c6/pebikisifakubapadizu.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 (12 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9619 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
- ntp.ubuntu.com
- 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
- 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
- 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
- desktop-hsgcbep._dosvc._tcp.local
- desktop-hsgcbep(1)._dosvc._tcp.local
- http://www.msftconnecttest.com/connecttest.txt
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
82474d2d1a448b6600ef7fc5731a891029c54d0dff7aaa1df404100cf6acfd34 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\3d69fcebc54448916aab0daff49e61f4.png -
5f7738def53eac5415ef5449cab1745f686d82d4e1952bb17707c0f10af1cfc1 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/strik?keyword=cdf+pdf+calculator
- https://uploads.strikinglycdn.com/files/b88cb008-ed35-47bb-b5b6-f91be9f9d9c8/75333377864.pdf
- https://uploads.strikinglycdn.com/files/591dbcc7-4c33-4870-a398-2a62429844c6/pebikisifakubapadizu.pdf
- https://uploads.strikinglycdn.com/files/cb4b4c5a-a35a-4607-9ac4-4118eda3638f/76022075293.pdf
- https://uploads.strikinglycdn.com/files/fba35cd5-e4ff-4d5b-b7d9-2530b24d0696/60488035928.pdf
- https://uploads.strikinglycdn.com/files/c1a9425e-e94f-487b-b978-3405a0b863b2/41153143109.pdf
- https://site-1036675.mozfiles.com/files/1036675/64185541417.pdf
- https://site-1036812.mozfiles.com/files/1036812/61925664209.pdf
- https://site-1037224.mozfiles.com/files/1037224/zikuxopeni.pdf
- https://site-1037145.mozfiles.com/files/1037145/52564267307.pdf
- https://site-1036698.mozfiles.com/files/1036698/58833105332.pdf
- https://site-1037187.mozfiles.com/files/1037187/45068002318.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=1787736977&P2=404&P3=2&P4=RSYNI3pANnClqON7qnVrG6MufiLfehGP8vg78B%2bjwXHFbEf6g5CRclFavTcpTd2HfRL43LCWlAUR%2bAG%2fg4PPeA%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=1787737063&P2=404&P3=2&P4=Lc8l9rPpRL37IKVY1yuIqga0X4GJeP59dd7r4HQevZZfioIVO0Je32LFv4xOFw9iuq75AQFGnrhEYLT92tpscw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- gettraff.ru
- uploads.strikinglycdn.com
- site-1036675.mozfiles.com
- site-1036812.mozfiles.com
- site-1037224.mozfiles.com
- site-1037145.mozfiles.com
- site-1036698.mozfiles.com
- site-1037187.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 4.150.223.98
- 172.215.188.232
- 52.168.117.175
- 172.215.188.225
- 135.233.95.80
- 74.178.240.61
- 172.66.2.5
- 52.168.117.170
- 52.123.252.225
- 52.110.12.14
- 4.247.188.224
- 4.230.171.124
- 72.145.35.107
- 203.26.79.13
- 20.247.184.142
- 20.112.250.133
- 135.232.92.137
- 52.123.128.14
- 40.99.133.242
- 135.233.45.223
- 52.168.117.171
- 172.217.25.195
- 4.150.223.110
- 172.178.240.163
- 172.170.180.133
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report