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Analysis
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max time kernel
95s -
max time network
139s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
25/01/2025, 13:02
Static task
static1
Behavioral task
behavioral1
Sample
36d443642e6569019baecbc6c288be4a4619b1eecb30f4f394e99b227c49b390.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
36d443642e6569019baecbc6c288be4a4619b1eecb30f4f394e99b227c49b390.exe
Resource
win10v2004-20241007-en
General
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Target
36d443642e6569019baecbc6c288be4a4619b1eecb30f4f394e99b227c49b390.exe
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Size
1.7MB
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MD5
53e4443bfc0afb8507d218fb8eed9136
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SHA1
47dc854edb46c307ab847657ea00b3a4fc33f9f7
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SHA256
36d443642e6569019baecbc6c288be4a4619b1eecb30f4f394e99b227c49b390
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SHA512
0e187c2fbaeed0fd6c7a254f9cdbf247aa46cd9c11300c8a47fc18b9a03f444f21f015380fa763778ac0d42ae8f2f959cc088fa7ba03a53e9813ae15a6b40458
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SSDEEP
24576:rEylWhP7hy8n83Q/a95e9pm/If7LJ55FxTt5EIL25bafRGrrK979GyH8VOy8FA:4hNy8yQ/4eZ/JTp5J25SRp9DHMG
Malware Config
Extracted
stealc
brat
http://185.215.113.206
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url_path
/c4becf79229cb002.php
Signatures
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Stealc family
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 36d443642e6569019baecbc6c288be4a4619b1eecb30f4f394e99b227c49b390.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 36d443642e6569019baecbc6c288be4a4619b1eecb30f4f394e99b227c49b390.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 36d443642e6569019baecbc6c288be4a4619b1eecb30f4f394e99b227c49b390.exe -
Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Wine 36d443642e6569019baecbc6c288be4a4619b1eecb30f4f394e99b227c49b390.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 1800 36d443642e6569019baecbc6c288be4a4619b1eecb30f4f394e99b227c49b390.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1572 1800 WerFault.exe 82 -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 36d443642e6569019baecbc6c288be4a4619b1eecb30f4f394e99b227c49b390.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 36d443642e6569019baecbc6c288be4a4619b1eecb30f4f394e99b227c49b390.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 36d443642e6569019baecbc6c288be4a4619b1eecb30f4f394e99b227c49b390.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1800 36d443642e6569019baecbc6c288be4a4619b1eecb30f4f394e99b227c49b390.exe 1800 36d443642e6569019baecbc6c288be4a4619b1eecb30f4f394e99b227c49b390.exe 1800 36d443642e6569019baecbc6c288be4a4619b1eecb30f4f394e99b227c49b390.exe 1800 36d443642e6569019baecbc6c288be4a4619b1eecb30f4f394e99b227c49b390.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\36d443642e6569019baecbc6c288be4a4619b1eecb30f4f394e99b227c49b390.exe"C:\Users\Admin\AppData\Local\Temp\36d443642e6569019baecbc6c288be4a4619b1eecb30f4f394e99b227c49b390.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:1800 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1800 -s 14762⤵
- Program crash
PID:1572
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1800 -ip 18001⤵PID:532