5c724000830082753cdb5c57ae528b92350d9ff94bb0e935d17c04b9b41253ba

Analysis

max time kernel
148s
max time network
137s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
05/08/2026, 06:40

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General

Target
tbk.sh
Size 661B
Sample260805-hfkbfaxtbx
SHA256 5c724000830082753cdb5c57ae528b92350d9ff94bb0e935d17c04b9b41253ba
MD5 24cef98575e7a54fd5ec53671d0c715d
SHA1 a706a6ad280e0f071553ff4fcba92738f52cd7e6
SHA512 81a0318b88a0f9a5a9893c37cf84c8118c09fa1c3b8dde414168228e922d4f0333895eefdbbd42d329eced70e65bb8be0eeb6a8cc98ca3826ba387acd2ff7aa3
TLSH
T1F30186D603225B65F8E46D1D70E1C42A93CFAEA522D82BCDF57609513C49C74B821B59
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
2440	cmd.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-189034102-168398478-1159367937-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-189034102-168398478-1159367937-1000_Classes\Local Settings	OpenWith.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2696	OpenWith.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\tbk.sh
1⤵
- Executes a command shell one-liner
- Modifies registry class
PID:2440

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:2696

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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