35d5cdf23553b14ad8051f68b1af8199805f06479391888f609af4ed54ed5a63

Analysis

user interaction
yes
max time kernel
84s
max time network
88s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
10/08/2026, 19:01

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General

Target
ByteBreaker V1_38844155.exe
Size 702KB
Sample260810-xpff6s1vaz
SHA256 35d5cdf23553b14ad8051f68b1af8199805f06479391888f609af4ed54ed5a63
MD5 cd85c75fa053954c4ae4ee338d3bcb63
SHA1 fb2fb89c667d901ef01600dae3f027c7dbfe16be
SHA512 f0d7e4732df889e6513f67e266c68bf7490c513bb78736b4fac4d90ed49040415a500ae8f0f9b696e100a92c871d5cf80fdb628bec0f42e3a531e1a636873f6d
SSDEEP 12288:utflJ50c6GeHR6Kjx288tG6rmC0tzeIiZ4fFo:ut9J6MB8gGaUtze74f+
TLSH
T123E48C16B6A801FCE1B7D179C9524912F7B1B847437297CF03A05A66AF2BAE05F3E311
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

ransomware

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 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000_Classes\Local Settings	ByteBreaker V1_38844155.exe

Opens file in notepad (likely ransom note) 3 IoCs

ransomware

pid	Process
4480	NOTEPAD.EXE
1204	NOTEPAD.EXE
4968	NOTEPAD.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2832 wrote to memory of 4480	2832	ByteBreaker V1_38844155.exe	91
PID 2832 wrote to memory of 1204	2832	ByteBreaker V1_38844155.exe	93
PID 2832 wrote to memory of 4968	2832	ByteBreaker V1_38844155.exe	94

C:\Users\Admin\AppData\Local\Temp\ByteBreaker V1_38844155.exe
"C:\Users\Admin\AppData\Local\Temp\ByteBreaker V1_38844155.exe"
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2832
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\file.txt
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:4480
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\file.txt
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:1204
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\file.txt
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:4968

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

file.txt

Path C:\Users\Admin\AppData\Local\file.txt
Size 58B
SHA256 ce40b54fc46061c3fffa80f0a6cfb61c407078a53f572ac4d9d13a4fd0800539
MD5 2188e9eef4857c48ee39c59fc3c9241d
SHA1 8be7342276f354c1150a24a3c6a93356d7deb84b
SHA512 fc84e64125e71ef0e210c808e982d592644eea716c6af7c1facb076b4dd2cf56d8c4bb1b89e9fb0ddf719baa4e03a68845d4bd7ae55c29054991f3f5e6164290
TLSH
T151A0021554F4116E8805C64E36905C541625014B81BDD26ECD31AE13450670221E6145
MD5 SHA1 SHA512 TLSH

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