MALICIOUS — normal_5f8710bd508f6.pdf
MALICIOUS — normal_5f8710bd508f6.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (72/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
fc10d476782c43962dea2901f6e5b31134e3fc74b56e402f1267a453c2fa4d84 - SHA-1:
e8601feb799f8c159cfeab64beb8d598738a5f56 - MD5:
1a0f9a7ea01b69791ac1c38c35ab4c9f - ssdeep:
768:5gGzpDHpGCu8XpdQ4VyfAQ+yfv34M4oFuCm+dbzhKa8YI0xvCjvcPmXbx:6GFDpLu8Xpd4/m+dbzhKj/6Mv6mXbx - TLSH:
T111326DF31097ED4C778BAB079DEB11696149D389A132E790549C672CD07CAFC7E00A64 - Submitted as: normal_5f8710bd508f6.pdf
- File type: pdf · Size: 46259 bytes
- Verdict: malicious (72/100)
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 malicious score of 72/100 is the fusion of 6 weighted signals:
- Contacted 15 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://cdn-cms.f-static.net/uploads/4365547/normal_5f86f8b762a36.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://gettraff.ru/123?keyword=rectangle+area+and+perimeter+worksheet, https://cdn-cms.f-static.net/uploads/4365639/normal_5f87051cc2a75.pdf, https://cdn-cms.f-static.net/uploads/4365547/normal_5f86f8b762a36.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)
9643 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
- desktop-hsgcbep
- desktop-hsgcbep._dosvc._tcp.local
- ntp.ubuntu.com
- 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
- 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 -
8ea5accd2766aa3b787d8504e4d72ef004175996b41d18dceb2b0c6273b301ef - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\4ef47517c2d7d5ec4c619b7352f9dd99.png -
99be8b0a352080029138ae478fd744b6ab1b56c2e8406859d8d35f23465f4df2 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/123?keyword=rectangle+area+and+perimeter+worksheet
- https://cdn-cms.f-static.net/uploads/4365639/normal_5f87051cc2a75.pdf
- https://cdn-cms.f-static.net/uploads/4365547/normal_5f86f8b762a36.pdf
- https://cdn-cms.f-static.net/uploads/4366036/normal_5f870993d2570.pdf
- https://cdn-cms.f-static.net/uploads/4365582/normal_5f870b89540f1.pdf
- https://cdn.shopify.com/s/files/1/0429/8070/4405/files/bill_burden_elementary_school_rating.pdf
- https://cdn.shopify.com/s/files/1/0481/6830/4789/files/how_many_bookshelves_for_level_30_bedrock.pdf
- https://cdn.shopify.com/s/files/1/0266/9359/9410/files/25662018051.pdf
- https://cdn.shopify.com/s/files/1/0485/1148/4059/files/peterson_field_guide_to_reptiles_and_amphibians.pdf
- https://cdn.shopify.com/s/files/1/0496/0485/3924/files/conservation_of_energy_at_the_skate_park_answer_key.pdf
- https://cdn.shopify.com/s/files/1/0428/3380/5471/files/witch_queen_conan_exiles.pdf
- https://cdn.shopify.com/s/files/1/0485/7849/4624/files/18615062147.pdf
- https://cdn.shopify.com/s/files/1/0431/5791/3754/files/realm_grinder_mana_waste_build.pdf
- https://cdn.shopify.com/s/files/1/0437/6110/7096/files/genafepafapifetavejopawuk.pdf
- https://site-1039919.mozfiles.com/files/1039919/91626347127.pdf
- https://site-1043404.mozfiles.com/files/1043404/xurebojopel.pdf
- https://site-1039924.mozfiles.com/files/1039924/44244093050.pdf
- https://site-1040343.mozfiles.com/files/1040343/kepiliminesuxoxojukazu.pdf
- https://site-1042617.mozfiles.com/files/1042617/vofaderudemilemuze.pdf
- https://gimejexoxixaza.weebly.com/uploads/1/3/1/8/131872185/987b21c6b.pdf
- https://fijojonibiw.weebly.com/uploads/1/3/2/6/132681787/8279107.pdf
- https://site-1042271.mozfiles.com/files/1042271/31044378304.pdf
- https://site-1036767.mozfiles.com/files/1036767/lelixisovigawuw.pdf
- https://site-1038360.mozfiles.com/files/1038360/36586922652.pdf
- https://site-1038981.mozfiles.com/files/1038981/munubupigewowagogasi.pdf
Embedded domains
- gettraff.ru
- cdn-cms.f-static.net
- cdn.shopify.com
- site-1039919.mozfiles.com
- site-1043404.mozfiles.com
- site-1039924.mozfiles.com
- site-1040343.mozfiles.com
- site-1042617.mozfiles.com
- gimejexoxixaza.weebly.com
- fijojonibiw.weebly.com
- site-1042271.mozfiles.com
- site-1036767.mozfiles.com
- site-1038360.mozfiles.com
- site-1038981.mozfiles.com
- site-1040780.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 51.116.253.168
- 85.210.193.152
- 57.155.104.224
- 20.184.175.22
- 52.253.84.76
- 52.110.12.52
- 4.230.171.124
- 74.179.77.204
- 4.150.223.96
- 52.123.128.14
- 74.179.71.159
- 203.26.79.13
- 20.42.65.89
- 13.89.179.15
- 52.148.114.188
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report