General
- Target Update.exe
- Size 8.2MB
- Sample260817-kk48hsad25
- SHA256 65073338dd24dfece5023af72cf8911c33fdcff06472ac806a64cfe19d55081d
- MD5 060680e77914e9f44b1574d620bdf111
- SHA1 22484ab961df15d2bf7c5bc5d2ce559fea0bf76c
- SHA512 a559b48a5fb4119a542b3ef777ff818c5e26717db6233403bf3a0339a9a34452c7dbc8c90427ba934a4fb24904068439fdf5ff9041ab51dd16b11e863cf4cc10
- SSDEEP 98304:EpOiSOCJxUf8Y/KzYYlA5/fSn+Lpj2nEXev8wcFOvkSxMy5/Dn:LhBxUf8uKzYYlAJf4kpXOUgBRD
- TLSH T13E86BF69A6BC01D9E877C2BCC2965223DB72B415277057CF1A609AF60F23AE41E7F740
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
Update.exe
Resource
win10v2004-20260513-en
19 signatures
300 seconds
Behavioral task
behavioral2
Sample
Update.exe
Resource
win11ltsc2024-20260709-en
18 signatures
300 seconds
Malware Config
Targets
-
- Target Update.exe
- Size 8.2MB
- SHA256 65073338dd24dfece5023af72cf8911c33fdcff06472ac806a64cfe19d55081d
- MD5 060680e77914e9f44b1574d620bdf111
- SHA1 22484ab961df15d2bf7c5bc5d2ce559fea0bf76c
- SHA512 a559b48a5fb4119a542b3ef777ff818c5e26717db6233403bf3a0339a9a34452c7dbc8c90427ba934a4fb24904068439fdf5ff9041ab51dd16b11e863cf4cc10
- SSDEEP 98304:EpOiSOCJxUf8Y/KzYYlA5/fSn+Lpj2nEXev8wcFOvkSxMy5/Dn:LhBxUf8uKzYYlAJf4kpXOUgBRD
- TLSH T13E86BF69A6BC01D9E877C2BCC2965223DB72B415277057CF1A609AF60F23AE41E7F740
- MD5 SHA1 SHA512 SSDEEP TLSH
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Executes dropped EXE
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Checks whether UAC is enabled
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Suspicious use of NtSetInformationThreadHideFromDebugger