8a1082057ac5681dcd4e9c227ed7fb8eb42ac1618963b5de3b65739dd77e2741

Resubmissions

02/05/2026, 16:16

260502-tq4nlsf17l7

02/05/2026, 16:13

260502-tpblfab12x8

Analysis

max time kernel
598s
max time network
418s
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/2.0/Browsers/Compat.browser
Size 1KB
Sample260502-tpblfab12x
SHA256 8a1082057ac5681dcd4e9c227ed7fb8eb42ac1618963b5de3b65739dd77e2741
MD5 0d831c1264b5b32a39fa347de368fe48
SHA1 187dff516f9448e63ea5078190b3347922c4b3eb
SHA512 4b7549eda1f8ed2c4533d056b62ca5030445393f9c6003e5ee47301ff7f44b4bd5022b74d54f571aa890b6e4593c6eded1a881500ac5ba2a720dc0ff280300af
TLSH
T1EA3171A238DCACE0ED7300B3FA1F14897F1A897F5B8A1505748BA1560B019B443BB39D
MD5 SHA1 SHA512 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
3656	OpenWith.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\MonoBleedingEdge\etc\mono\2.0\Browsers\Compat.browser
1⤵
- Modifies registry class
PID:3076

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:3656

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

Replay Monitor

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Downloads

memory/3656-0-0x0000026CADBD0000-0x0000026CADC73000-memory.dmp

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