MALICIOUS — buxeji.pdf
MALICIOUS — buxeji.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (84/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
666da41150caf0621e1d74059988865cd4035cc1f96be2a30d15a1fe93a4177a - SHA-1:
0083a593f829642ae78f624e7b19de69e2c63f40 - MD5:
62687a549ee37eec8f581d078b51ece8 - ssdeep:
1536:2jlfXJZ9cs9knf9w5VBKEq23ZhTCoFEnXBCIOWxHZN+10IW8pO+Kdg:QV9cs9kf9wrMZWYnIIb1z+/ - TLSH:
T18C38D0F360A7DD8CB6475B0339D90259A48AE79C2272EA90848C76FCC47C9BDBF14641 - Submitted as: buxeji.pdf
- File type: pdf · Size: 82135 bytes
- Verdict: malicious (84/100)
Detections (3 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 84/100 is the fusion of 6 weighted signals:
- Embedded link rated malicious by URL analysis: http://446888.top/userfiles/file/sonesipuw.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 18 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://pistant.ru/uplcv?utm_term=row+echelon+form+rules+pdf, http://portamarioarchitetto.eu/userfiles/files/33839282139.pdf, http://3wsystems.com/shipinc/userfiles/files/81005017056.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 (19 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9857 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
- 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
- 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
- 250.255.255.239.in-addr.arpa
- ntp.ubuntu.com
- _dosvc._tcp.local
- 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\sumatrapdfcache\148cdb0ec6a53b8239cb403e7c7727bf.png -
2d44e11e5e9d6d26699eee31d3fffc3eeae89e363456324023a83ddc32876b66 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
d0edb706c421cf9ac46cc09cf31a903a365af693b0cc014f49544b7321fc32a3 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://pistant.ru/uplcv?utm_term=row+echelon+form+rules+pdf
- http://portamarioarchitetto.eu/userfiles/files/33839282139.pdf
- http://3wsystems.com/shipinc/userfiles/files/81005017056.pdf
- http://churchliferesources.org/wp-content/plugins/formcraft/file-upload/server/content/files/160d227c00db57---307695632.pdf
- http://stoewebdesign.no/userfiles/file/gotujelegupepodaledo.pdf
- http://fouladsazanco.com/Upload/file/jexiguvixozugul.pdf
- http://www.fattyweng.com.sg/wp-content/plugins/formcraft/file-upload/server/content/files/16124e986316e3---56823361625.pdf
- https://aprilboya.com/userfiles/file/kimanepug.pdf
- http://446888.top/userfiles/file/sonesipuw.pdf
- https://webupdate.ca/wp-content/plugins/super-forms/uploads/php/files/q8j1bn826gvs0agsq5hbheat9m/8263317049.pdf
- https://www.travelticket.com.au/wp-content/plugins/super-forms/uploads/php/files/m9310p3a342e2vk3jvva8cajb1/8050197088.pdf
- http://oskarmak.com/userfiles/file/18295040378.pdf
- http://amandamaitland.com/images/file/mowetujexat.pdf
- http://www.alfapilates.pl/upload/file/selovadeguweburul.pdf
- https://zlataraburmevuckovic.com//files/18924592925.pdf
- http://sigep60s-ncbeta.com/clients/44785/File/lakuvovigupasexa.pdf
- http://longarmquiltacademy.com/fckeditor/userfiles/file/vopokogozez.pdf
- http://baracenter.be/userfiles/file/98314344564.pdf
- http://southportrubbish.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085d8d7af82a---mokakumilidiverew.pdf
- https://bringem.de/wp-content/plugins/super-forms/uploads/php/files/3e8c7b2c48005b6db75cce7bf56a3dad/nugofez.pdf
- http://vegasoft.hr/wp-content/plugins/formcraft/file-upload/server/content/files/1608a054842a0a---nalasigasikuza.pdf
- http://zonwering-belgie.com/ckfinder/userfiles/files/berazedutanidikiwuwurik.pdf
- http://coutleelaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/ropoxiwibaxameli.pdf
- https://vildmarksjagt.dk/userfiles/file/3745393141.pdf
- http://www.jhannahs.com/wp-content/plugins/formcraft/file-upload/server/content/files/1610a17e34dced---tazovinoketagutab.pdf
Embedded domains
- pistant.ru
- portamarioarchitetto.eu
- 3wsystems.com
- churchliferesources.org
- stoewebdesign.no
- fouladsazanco.com
- www.fattyweng.com.sg
- aprilboya.com
- 446888.top
- webupdate.ca
- www.travelticket.com.au
- oskarmak.com
- amandamaitland.com
- www.alfapilates.pl
- zlataraburmevuckovic.com
- sigep60s-ncbeta.com
- longarmquiltacademy.com
- baracenter.be
- southportrubbish.com
- bringem.de
- zonwering-belgie.com
- coutleelaw.com
- www.jhannahs.com
- agnieszkapawlik.com
- www.w3.org
Embedded IP addresses
- 172.215.188.225
- 135.232.92.137
- 172.66.2.5
- 135.232.92.34
- 20.247.184.197
- 40.84.97.4
- 4.230.171.124
- 203.26.79.13
- 20.165.94.54
- 74.178.76.128
- 20.236.44.162
- 52.123.128.14
- 40.99.134.2
- 52.123.252.235
- 52.123.252.236
- 92.223.78.30
- 48.192.143.121
- 104.208.16.94
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report