SUSPICIOUS — 43288587145.pdf
SUSPICIOUS — 43288587145.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (64/100). 2 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
ba23ae6a089186a8483e5a52ec6465309dce34fc4d2ecd4dbab2ab5f9892a7b1 - SHA-1:
46451ae2c8663a6df0fcd723e359f235fb0c2d49 - MD5:
323c8537ef7bd26063c579fe1e0a5f51 - ssdeep:
768:ogGzpDxaqUnub5qO0VyLgr6FCc9zpSQWfhbEuzZcqfJ2X3mTWc:lGFVWsLgrsFpSXFEuz6i2X3mTWc - TLSH:
T1C3319DF720A3DC8C7A86AB132DE6005D5145E248A133A6B44AD83B7DD47C3FDAF80960 - Submitted as: 43288587145.pdf
- File type: pdf · Size: 42938 bytes
- Verdict: suspicious (64/100)
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 suspicious score of 64/100 is the fusion of 5 weighted signals:
- Contacted 23 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://gettraff.ru/strik?keyword=wastewater+treatment+case+study+pdf, https://site-1036745.mozfiles.com/files/1036745/6194984182.pdf, https://site-1036686.mozfiles.com/files/1036686/burifupajazerazesetelo.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)
9725 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
- 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
- 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
- desktop-hsgcbep
- ntp.ubuntu.com
- 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 -
301a471666715ea2d4a05d262a2155abea6167e2cbbe90bf048447cf6955f5cd - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\f3ead8b742e65f1d1cf43839efb8e3ed.png -
d39636495022bbcf96e0782d7c9b1468dd84f5622fc46f2b614cfb401b53e6de - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/strik?keyword=wastewater+treatment+case+study+pdf
- https://site-1036745.mozfiles.com/files/1036745/6194984182.pdf
- https://site-1036686.mozfiles.com/files/1036686/burifupajazerazesetelo.pdf
- https://site-1037233.mozfiles.com/files/1037233/givos.pdf
- https://site-1036818.mozfiles.com/files/1036818/74123698812.pdf
- https://cdn.shopify.com/s/files/1/0432/5657/8212/files/37088975503.pdf
- https://cdn.shopify.com/s/files/1/0427/5326/1724/files/ultimate_guitar_free_apk.pdf
- https://cdn.shopify.com/s/files/1/0429/2067/3433/files/mapowuxawuwew.pdf
- https://cdn.shopify.com/s/files/1/0433/0605/7883/files/24018951084.pdf
- https://cdn.shopify.com/s/files/1/0430/9732/5732/files/earthborn_weight_control_feeding_guide.pdf
- https://site-1036659.mozfiles.com/files/1036659/62773914654.pdf
- https://site-1037000.mozfiles.com/files/1037000/valusuzaluvogivuzinad.pdf
- https://site-1036820.mozfiles.com/files/1036820/dojotobujulobejevonagefi.pdf
- https://site-1036872.mozfiles.com/files/1036872/rurititoginat.pdf
- https://site-1036692.mozfiles.com/files/1036692/14627084882.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
- gettraff.ru
- site-1036745.mozfiles.com
- site-1036686.mozfiles.com
- site-1037233.mozfiles.com
- site-1036818.mozfiles.com
- cdn.shopify.com
- site-1036659.mozfiles.com
- site-1037000.mozfiles.com
- site-1036820.mozfiles.com
- site-1036872.mozfiles.com
- site-1036692.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 72.154.7.98
- 74.178.240.61
- 172.172.255.218
- 51.116.246.105
- 57.155.104.224
- 52.168.117.170
- 52.110.12.37
- 20.42.179.204
- 4.230.171.124
- 4.155.94.154
- 74.179.77.204
- 74.178.240.51
- 20.184.175.2
- 52.123.129.14
- 40.103.64.242
- 40.104.4.2
- 135.232.92.34
- 203.26.79.13
- 92.223.78.30
- 104.46.162.231
- 13.69.109.131
- 52.148.114.188
- 172.217.25.195
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report