SUSPICIOUS — giwakodefuw.pdf
SUSPICIOUS — giwakodefuw.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:
cd881d4245fb91685ec00edc0b1e019b3bf42d56d3f3e6824a95bcaf73d61d58 - SHA-1:
634a4e903a633ef00d6e18b0d49073e028d0b435 - MD5:
e0dec7dc193a90e7faff358402317bfe - ssdeep:
768:7gGzpDNpKDq4KccXnMhKbNwY+zPsTKDRupph37ThL1NVywgfQ/1ItoFOiYx+8P:EGF5p4Kccvbkra7lL1rKYd42OiYx+8P - TLSH:
T1A633BFF384A7DD0CB6866B13ADFB01555059C78DA1339B6048C8BB7CC4B86FD6E80921 - Submitted as: giwakodefuw.pdf
- File type: pdf · Size: 47724 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 15 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ggtraff.ru/strik?keyword=1234yf+refrigerant+properties+pdf, https://uploads.strikinglycdn.com/files/945a36f5-b5cc-4b4f-b72c-9a5c4bfd9d2f/26749949047.pdf, https://uploads.strikinglycdn.com/files/92994353-ec0e-45d8-920d-87eafc0cbb4d/zufaki.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 (17 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9853 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
- desktop-hsgcbep
- 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
- 250.255.255.239.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
- 252.0.0.224.in-addr.arpa
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
56eb9cec3fe096a610fda8dbcf0d2e4063de7f9a44d8ac0ca4851b5e6e92ae35 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\80bff759c6578acaefdd6ac8a65d0b76.png -
fdf899f24e4fa63e0eb9a77e96b5f2213401e12b63a79711d2ade8dc936d3a73 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/strik?keyword=1234yf+refrigerant+properties+pdf
- https://uploads.strikinglycdn.com/files/945a36f5-b5cc-4b4f-b72c-9a5c4bfd9d2f/26749949047.pdf
- https://uploads.strikinglycdn.com/files/92994353-ec0e-45d8-920d-87eafc0cbb4d/zufaki.pdf
- https://uploads.strikinglycdn.com/files/f75f0e9c-7aba-4677-b883-142c49c43b3b/fuvinafifufavugupivaw.pdf
- https://uploads.strikinglycdn.com/files/a59267f9-12d7-4cae-bebd-1732cf49ddfd/nukugosovotozivibuloxe.pdf
- https://uploads.strikinglycdn.com/files/98f4ac25-d9dd-46e4-a4af-0875400474ec/liwipexasobakujugefisixu.pdf
- https://site-1037276.mozfiles.com/files/1037276/polupilezuzamileximu.pdf
- https://site-1038794.mozfiles.com/files/1038794/dufapume.pdf
- https://site-1042869.mozfiles.com/files/1042869/fokedipufivasitonotamegep.pdf
- https://site-1040312.mozfiles.com/files/1040312/63577838442.pdf
- https://site-1039612.mozfiles.com/files/1039612/worojefuzimato.pdf
- https://site-1037125.mozfiles.com/files/1037125/11252843137.pdf
- https://site-1036630.mozfiles.com/files/1036630/8273778104.pdf
- https://site-1043434.mozfiles.com/files/1043434/58374405234.pdf
- https://site-1038725.mozfiles.com/files/1038725/69483442499.pdf
- https://site-1039765.mozfiles.com/files/1039765/vinezoxeb.pdf
- https://site-1043335.mozfiles.com/files/1043335/dixofukigepojonemadi.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
Embedded domains
- ggtraff.ru
- uploads.strikinglycdn.com
- site-1037276.mozfiles.com
- site-1038794.mozfiles.com
- site-1042869.mozfiles.com
- site-1040312.mozfiles.com
- site-1039612.mozfiles.com
- site-1037125.mozfiles.com
- site-1036630.mozfiles.com
- site-1043434.mozfiles.com
- site-1038725.mozfiles.com
- site-1039765.mozfiles.com
- site-1043335.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.184.175.10
- 52.123.252.243
- 40.84.97.4
- 4.230.171.124
- 52.230.59.222
- 135.233.95.144
- 74.179.77.164
- 20.184.175.16
- 52.123.129.14
- 52.123.252.193
- 52.123.252.218
- 203.26.79.13
- 135.233.45.223
- 142.250.183.35
- 52.148.114.188
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report