8a1082057ac5681dcd4e9c227ed7fb8eb42ac1618963b5de3b65739dd77e2741

Analysis

max time kernel
148s
max time network
143s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
19/08/2026, 04:10

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General

Target
MonoBleedingEdge/etc/mono/2.0/Browsers/Compat.browser
Size 1KB
Sample260819-errccawepd
SHA256 8a1082057ac5681dcd4e9c227ed7fb8eb42ac1618963b5de3b65739dd77e2741
MD5 0d831c1264b5b32a39fa347de368fe48
SHA1 187dff516f9448e63ea5078190b3347922c4b3eb
SHA512 4b7549eda1f8ed2c4533d056b62ca5030445393f9c6003e5ee47301ff7f44b4bd5022b74d54f571aa890b6e4593c6eded1a881500ac5ba2a720dc0ff280300af
TLSH
T1EA3171A238DCACE0ED7300B3FA1F14897F1A897F5B8A1505748BA1560B019B443BB39D
MD5 SHA1 SHA512 TLSH

Score

3^/10

execution

Malware Config

Signatures

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

System Information Discovery
T1082

Executes a command shell one-liner 1 TTPs 1 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
3252	cmd.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2301830172-776172150-2531349243-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-2301830172-776172150-2531349243-1000_Classes\Local Settings	OpenWith.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5472	OpenWith.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\MonoBleedingEdge\etc\mono\2.0\Browsers\Compat.browser
1⤵
- Executes a command shell one-liner
- Modifies registry class
PID:3252

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:5472

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads