4ddd50f31fb968f30bedefc253a46dc3f2890192d05cdaa9e0a64a056eee807e

Resubmissions

02/05/2026, 16:16

260502-tq4nlsf17l7

02/05/2026, 16:13

260502-tpblfab12x8

Analysis

max time kernel
598s
max time network
425s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
02/05/2026, 16:13

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General

Target
MonoBleedingEdge/etc/mono/browscap.ini
Size 304KB
Sample260502-tpblfab12x
SHA256 4ddd50f31fb968f30bedefc253a46dc3f2890192d05cdaa9e0a64a056eee807e
MD5 378be809df7d15aac75a175693e25fbb
SHA1 2d5454e161de8a5b65910f27bd70d9d0ad8fa476
SHA512 d0d181e806cbd2c016eb0a8786f7d9db877463eaac0195db4e891be111c9ed87491a1abcfa0d9ed7c2743e004e1f4a3f4789333d0b535e63358c672ae833c363
SSDEEP 1536:D+dN5JLXlU4XteKJeYPMxBUm9huPj3bkeoO3cTKr0AzhjRzi0v5XfDlVlvr778BN:DYPEBOPjLkeOTA0AzhJMutEbbt0oK7M
TLSH
T18364FCC27495A47A9135DF3234F2D34957B39B9A8CBF9C4CD8628810DE61C0653BBAF2
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1383858298-2057492509-1726743289-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-1383858298-2057492509-1726743289-1000_Classes\Local Settings	OpenWith.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5088	OpenWith.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\MonoBleedingEdge\etc\mono\browscap.ini
1⤵
- Modifies registry class
PID:3988

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:5088

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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