SUSPICIOUS — 35141073542.pdf
SUSPICIOUS — 35141073542.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (64/100). 3 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
aad8884000d0aa6f81d278d0e4aeab01a5036b91bfa460aac68856facf356ef6 - SHA-1:
673f05462f64c737ad9b1159f07b0a30aa5b7fe4 - MD5:
f7aa25f582890163b6e67b3fc6086394 - ssdeep:
768:XgGzpDkplgyL3ENjW8b2/uCSTX+Guu6EnhxbifWS6cHSSKmfOsbv:wGF4plAChGuuhnzZStH1ftbv - TLSH:
T1B331AEF30097ED4C7287AF43BEAA11592586C68C6032E3A058D8BB7DD07C6ED6E00965 - Submitted as: 35141073542.pdf
- File type: pdf · Size: 41965 bytes
- Verdict: suspicious (64/100)
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 suspicious score of 64/100 is the fusion of 5 weighted signals:
- Contacted 22 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://gettraff.ru/strik?keyword=vowel+word+worksheets+for+kindergarten, https://site-1037026.mozfiles.com/files/1037026/72265801794.pdf, https://site-1038530.mozfiles.com/files/1038530/7197568885.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 (10 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9789 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
- 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
- ntp.ubuntu.com
- desktop-hsgcbep
- desktop-hsgcbep._dosvc._tcp.local
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
f1eb51d9e2e8cd6879b7180c0a72cb08c0a446380823618d592c9434e24adf36 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\0fd62b95a70a98e106580fd0e88a3ac5.png -
e383dab3f017345201c1426f9daa1ab9939aaf4823efcd9ef9ea65d658d529b3 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/strik?keyword=vowel+word+worksheets+for+kindergarten
- https://site-1037026.mozfiles.com/files/1037026/72265801794.pdf
- https://site-1038530.mozfiles.com/files/1038530/7197568885.pdf
- https://site-1038703.mozfiles.com/files/1038703/31294218867.pdf
- https://site-1043664.mozfiles.com/files/1043664/vanenosovog.pdf
- https://cdn.shopify.com/s/files/1/0483/8037/9287/files/lixotevufogobaxifugipolu.pdf
- https://cdn.shopify.com/s/files/1/0438/6367/0944/files/kebuginipoluxemot.pdf
- https://cdn.shopify.com/s/files/1/0428/6673/7311/files/tavirenuvabedutukiwa.pdf
- https://cdn.shopify.com/s/files/1/0497/4752/5786/files/westchester_skating_academy_hours.pdf
- https://cdn.shopify.com/s/files/1/0492/3041/3980/files/nomozomadezunupofa.pdf
- https://cdn.shopify.com/s/files/1/0501/8900/9069/files/natowebogi.pdf
- http://files.iuaonly.com/uploads/1/3/2/7/132740405/kanasavotovowa.pdf
- http://zidubaj.lubbockministry.org/uploads/1/3/1/3/131384605/dikozovinosep-nogarimowemo-xidoratakis-rewinox.pdf
- http://files.welljapan.org/uploads/1/3/1/4/131406798/mufojota.pdf
- http://sibabivo.stjohnlandconservancy.org/uploads/1/3/1/4/131483378/neborefajikew_mibagedo.pdf
- http://files.aando.com/uploads/1/3/0/7/130739002/fevuruforifilez.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
Embedded domains
- gettraff.ru
- site-1037026.mozfiles.com
- site-1038530.mozfiles.com
- site-1038703.mozfiles.com
- site-1043664.mozfiles.com
- cdn.shopify.com
- files.iuaonly.com
- zidubaj.lubbockministry.org
- files.welljapan.org
- sibabivo.stjohnlandconservancy.org
- files.aando.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.165.94.46
- 4.247.188.224
- 4.247.188.233
- 20.42.65.94
- 135.233.45.222
- 135.232.92.137
- 51.104.15.252
- 48.211.4.16
- 52.110.12.28
- 4.230.171.124
- 20.247.185.124
- 40.79.167.10
- 74.178.240.61
- 52.123.128.14
- 40.99.133.226
- 135.233.45.221
- 74.179.71.159
- 203.26.79.13
- 52.123.252.194
- 92.223.78.30
- 20.42.73.26
- 142.250.183.35
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report