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trendmicroblogPeter GirnusTRENDMICROBLOG:753CFCE9E6E97F03319EA3E42B9FEBA1
HistoryJan 12, 2024 - 12:00 a.m.

CVE-2023-36025 Exploited for Defense Evasion in Phemedrone Stealer Campaign

2024-01-1200:00:00
Peter Girnus
www.trendmicro.com
12
phemedrone stealer
cve-2023-36025
defense evasion
malware payload
windows defender smartscreen bypass

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

7.2 High

AI Score

Confidence

Low

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

0.005 Low

EPSS

Percentile

75.0%

This blog delves into the Phemedrone Stealer campaignโ€™s exploitation of CVE-2023-36025, the Windows Defender SmartScreen Bypass vulnerability, for its defense evasion and investigates the malwareโ€™s payload.

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

7.2 High

AI Score

Confidence

Low

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

0.005 Low

EPSS

Percentile

75.0%