Analysis
- user interaction
yes - max time kernel
39s - max time network
40s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
19/07/2026, 05:44
Behavioral task
behavioral1
Sample
bytebreakerV1.exe
Resource
win10v2004-20260513-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
bytebreakerV1.exe
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target bytebreakerV1.exe
- Size 5.4MB
- Sample260719-gfc2pacw7j
- SHA256 f91c3f16cef7171a80e2620305b103d914c7d334595f5dc2b8c7cceffd7f2663
- MD5 14045b1e5e6ebd7f1c9d51d7d2f87856
- SHA1 ec36bbe056d79df25a53ecfc902ed814ad5c245b
- SHA512 0e43815ace3290b7ee8fbf1f558be5fa085f2cc1bf2923c6dc26b0ab5041ab5b66b4e5dbbc4e719c1b82b48df174a14c090c9f07b1885a079ef2914245d91960
- SSDEEP 98304:VPuALZNkEQTxieJUatJ3Q2s/prsgiMRolDK0XienRN6YujxlSf20oDnMjyY:VGALr8TpL3Q2s/pg6KRoX0q4
- TLSH T1BE4633885E96CD4AC22B95F219E8231F53E5DF3C9C48034B0B91EEE56C42C66ADEC5F1
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ bytebreakerV1.exe - Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion bytebreakerV1.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion bytebreakerV1.exe -
resource yara_rule behavioral2/memory/4120-10-0x0000000000600000-0x00000000012DE000-memory.dmp themida behavioral2/memory/4120-8-0x0000000000600000-0x00000000012DE000-memory.dmp themida behavioral2/memory/4120-30-0x0000000000600000-0x00000000012DE000-memory.dmp themida - Checks whether UAC is enabled 1 TTPs 1 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA bytebreakerV1.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 4120 bytebreakerV1.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\bytebreakerV1.exe"C:\Users\Admin\AppData\Local\Temp\bytebreakerV1.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:4120