SUSPICIOUS — normal_5f86fc42e7986.pdf
SUSPICIOUS — normal_5f86fc42e7986.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:
55e7103bd8d7e810433d4538a656f551ccde0a86baea095d041726f13870c499 - SHA-1:
036bafc74a348b7cae55b4ec2f0fc7a7669ebd6b - MD5:
471e23ec13c61e66f8b0142548cc6ff5 - ssdeep:
768:UgGzpDvp0JKeUO2YaIbbMTxdW+r81cG3qdZ/:hGFDpKaTxs+r8zqdZ/ - TLSH:
T10F309EF3505BEC4C7A47AB03AEE60199608AD68D6033D79054883BBDD07C9FE7E51921 - Submitted as: normal_5f86fc42e7986.pdf
- File type: pdf · Size: 38733 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 21 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://gettraff.ru/123?keyword=strategyzer+learning+card+pdf, https://site-1038525.mozfiles.com/files/1038525/nelilobuxetu.pdf, https://site-1043699.mozfiles.com/files/1043699/71745615853.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 (14 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9818 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
- 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
- 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
- 255.255.254.169.in-addr.arpa
- 79.243.254.169.in-addr.arpa
- 250.255.255.239.in-addr.arpa
- http://www.msftconnecttest.com/connecttest.txt
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
c4a1fc2844e9155d5808d8426a6f4a49f2837ed20db257a67b47aa0984663df9 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\4569ae67c5be02f2b890a748cda303d4.png -
9649ad93f3ea262bdf138860d9a8d9e1dc2660a1dfb18e4d95f06cafeab0be72 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/123?keyword=strategyzer+learning+card+pdf
- https://site-1038525.mozfiles.com/files/1038525/nelilobuxetu.pdf
- https://site-1043699.mozfiles.com/files/1043699/71745615853.pdf
- https://site-1040426.mozfiles.com/files/1040426/lejaliju.pdf
- https://site-1044474.mozfiles.com/files/1044474/woraneb.pdf
- https://site-1043767.mozfiles.com/files/1043767/zivirutoxovirixufinu.pdf
- https://cdn.shopify.com/s/files/1/0494/7522/3719/files/79212952159.pdf
- https://cdn.shopify.com/s/files/1/0437/3915/2535/files/st_patricks_day_parade_2020_rochester_ny.pdf
- https://site-1039173.mozfiles.com/files/1039173/5712514272.pdf
- https://site-1043128.mozfiles.com/files/1043128/kaned.pdf
- https://site-1036759.mozfiles.com/files/1036759/wuwafozefiva.pdf
- https://site-1038310.mozfiles.com/files/1038310/jumiboxur.pdf
- https://site-1038583.mozfiles.com/files/1038583/64497835269.pdf
- https://cdn-cms.f-static.net/uploads/4365582/normal_5f86faf6c864c.pdf
- https://cdn-cms.f-static.net/uploads/4366005/normal_5f86f955c6849.pdf
- https://cdn-cms.f-static.net/uploads/4365555/normal_5f86fc036e552.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-1038525.mozfiles.com
- site-1043699.mozfiles.com
- site-1040426.mozfiles.com
- site-1044474.mozfiles.com
- site-1043767.mozfiles.com
- cdn.shopify.com
- site-1039173.mozfiles.com
- site-1043128.mozfiles.com
- site-1036759.mozfiles.com
- site-1038310.mozfiles.com
- site-1038583.mozfiles.com
- cdn-cms.f-static.net
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 172.172.255.217
- 52.182.143.212
- 20.165.94.63
- 74.178.76.44
- 135.233.95.144
- 52.123.128.14
- 162.159.142.9
- 20.184.175.2
- 52.110.12.2
- 4.230.171.124
- 4.149.210.175
- 74.178.76.128
- 135.233.95.135
- 135.233.45.222
- 135.233.95.80
- 203.26.79.13
- 52.123.252.192
- 92.223.78.30
- 20.184.175.12
- 135.234.160.245
- 172.175.111.170
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report