MALICIOUS — normal_5f87bc5185548.pdf
MALICIOUS — normal_5f87bc5185548.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (86/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
6e20c5823d781fb5ae515ba09b8e72b874fc3e714874aedf415611880035bb1c - SHA-1:
8d49a062245a6304aab5628da39ce0ec9c018273 - MD5:
80167b2997f7e16c2e5531a7c7f9f760 - ssdeep:
768:SgGzpDhpZrpFU8STdzf5V9xhI+fGQDnVKzTLfkPT/U/42I997wYKJk:PGFlpbFUdTdXULfk7/z975KJk - TLSH:
T11F328EF35093DE8D7E8B6B839E660658614BC7897167D7A040CC7B6CC4BC6AC6F00A61 - Submitted as: normal_5f87bc5185548.pdf
- File type: pdf · Size: 43439 bytes
- Verdict: malicious (86/100)
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 86/100 is the fusion of 7 weighted signals:
- Memory forensics: 3 finding(s), e.g. RWX/private injected region in SumatraPDF.exe (pid 8628) (rule
windows.malfind.Malfind) - memory signal, weight 0.60, confidence 0.85 - Contacted 18 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/a009ce51-bd76-4131-8f96-aa97cb7c039f/nupif.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://ggtraff.ru/123?keyword=miasis+en+ovinos+pdf, https://cdn-cms.f-static.net/uploads/4366057/normal_5f87926b95ae6.pdf, https://cdn-cms.f-static.net/uploads/4366010/normal_5f87017cf3a03.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 (18 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9776 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
- 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
- 79.243.254.169.in-addr.arpa
- 255.255.254.169.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
- 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
- ntp.ubuntu.com
- 250.255.255.239.in-addr.arpa
- http://www.msftconnecttest.com/connecttest.txt
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
27382011c360fd88a7d2efe0ed8706fd387b383565ddb6cd79785dc2874070f1 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\1dda68d050c9b3607640a6fc36f9679d.png -
b56e4ecdac1d0f870e4b026af64e33253b7f7a9257ec6b68c11462371533376a - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/123?keyword=miasis+en+ovinos+pdf
- https://cdn-cms.f-static.net/uploads/4366057/normal_5f87926b95ae6.pdf
- https://cdn-cms.f-static.net/uploads/4366010/normal_5f87017cf3a03.pdf
- https://cdn-cms.f-static.net/uploads/4365586/normal_5f8775816707a.pdf
- https://cdn.shopify.com/s/files/1/0434/1291/4332/files/xivedatoxulepagilidijul.pdf
- https://uploads.strikinglycdn.com/files/a009ce51-bd76-4131-8f96-aa97cb7c039f/nupif.pdf
- https://uploads.strikinglycdn.com/files/460cf053-9d68-496d-843c-8ed18e3b82c4/wetobudarofik.pdf
- https://uploads.strikinglycdn.com/files/00df92e3-a87f-4ec1-9ddc-c8767167fb1b/vomaboxaj.pdf
- https://uploads.strikinglycdn.com/files/9aa6cc11-d827-47b7-8da2-9025cd49d7fb/gesibisepozuza.pdf
- https://uploads.strikinglycdn.com/files/a29a1c95-5475-43b2-bfea-2ec72384fcbd/17310719361.pdf
- https://uploads.strikinglycdn.com/files/2b4955f4-fb24-4d3f-b9e3-8cd5cfef8181/30564179470.pdf
- https://uploads.strikinglycdn.com/files/f23acb53-e9a4-4a74-bdd0-867fc6c32875/60515932483.pdf
- https://uploads.strikinglycdn.com/files/cec1c516-dac4-4853-967a-362cb0dedcfa/velas.pdf
- https://uploads.strikinglycdn.com/files/0e394bbd-361f-4c1b-b79b-9908c5ba901a/20639583892.pdf
- https://cdn-cms.f-static.net/uploads/4368487/normal_5f8786d087615.pdf
- https://cdn-cms.f-static.net/uploads/4368496/normal_5f87b51422251.pdf
- https://cdn-cms.f-static.net/uploads/4366365/normal_5f870ff07b96e.pdf
- https://cdn-cms.f-static.net/uploads/4368758/normal_5f87b3cb44b7e.pdf
- https://cdn-cms.f-static.net/uploads/4366017/normal_5f87158657072.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/
Embedded domains
- ggtraff.ru
- cdn-cms.f-static.net
- cdn.shopify.com
- uploads.strikinglycdn.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 4.247.188.233
- 20.42.65.90
- 4.150.223.113
- 52.123.252.195
- 52.110.12.16
- 52.110.12.56
- 4.230.171.124
- 52.253.84.76
- 20.165.94.54
- 74.178.76.128
- 20.231.239.246
- 72.154.7.109
- 203.26.79.13
- 52.123.128.14
- 40.99.133.210
- 74.178.76.44
- 48.200.63.27
- 52.182.143.212
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report