MALICIOUS — 1bbbf2bf4f7428a3f42b85080d17a4841c0764a9a8489e84c359e3f83c46656f.bin

Verdict: malicious (85/100) · Family: unknown

File type: office-ooxml · SHA-256: 1bbbf2bf4f7428a3f42b85080d17a4841c0764a9a8489e84c359e3f83c46656f

Source: MalShare · first seen 2026-08-05T16:24:17.871Z · SHA-256 verified

MITRE ATT&CK

• T1112
• T1105

YARA

Dynamic analysis (windows)

1606 behavior events · 1 ATT&CK techniques · 26 dropped files.

Runtime network

• www.msftconnecttest.com
• inference.location.live.net
• 250.255.255.239.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
• 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
• ntp.ubuntu.com
• http://www.msftconnecttest.com/connecttest.txt
• http://203.26.79.13/filestreamingservice//files/736bdc20-582e-46c5-ba31-d31d3d97258e/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
• http://203.26.79.13/filestreamingservice/files/736bdc20-582e-46c5-ba31-d31d3d97258e?P1=1786552519&P2=404&P3=2&P4=AtlgxlW%2bEDPHEcpw4jzvfgY7%2be5F13JIjj4siCBhPld8oY738xlhWY1c%2btSQo1xX%2bh3K2zvWm1yaYPyEktf8eQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
• 192.168.122.107
• 23.40.52.85
• 20.190.167.149
• 52.178.17.234
• 23.33.238.178
• 204.79.197.203
• 150.171.22.17
• 23.11.37.157

Analyzed on MalwareAnalyzer by Cyble · Open interactive report