Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
14-11-2024 08:03
Static task
static1
Behavioral task
behavioral1
Sample
451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.exe
Resource
win7-20240903-en
General
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Target
451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.exe
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Size
2.0MB
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MD5
263f8c88c832ba9cb27343992a861af5
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SHA1
5d253e787cd38ea98abf48c6fd00cd777323ad6c
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SHA256
451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae
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SHA512
64b8ed3654539eda6a613a7c0c11808df9ddf2f74901f3edf0d1d28c6aa01a88b9d9207c304e9b0a52b927287a99506ec990e254fe7985ed7d6d92661cf7d287
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SSDEEP
49152:YLXoRO7VqWRNjTUTz+Xx9rltxe2JpFmne6tnMe7NQdGZx81QsAhRw:PIhRZUTaJtBFijMeZQdGD9sURw
Malware Config
Extracted
stealc
tale
http://185.215.113.206
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url_path
/6c4adf523b719729.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__ 451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.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 451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.exe -
Deletes itself 1 IoCs
pid Process 3004 cmd.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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Wine 451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.exe -
Loads dropped DLL 1 IoCs
pid Process 2528 451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
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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 2528 451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 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 451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.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 451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 2776 timeout.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2528 451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.exe 2528 451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2528 wrote to memory of 3004 2528 451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.exe 32 PID 2528 wrote to memory of 3004 2528 451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.exe 32 PID 2528 wrote to memory of 3004 2528 451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.exe 32 PID 2528 wrote to memory of 3004 2528 451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.exe 32 PID 3004 wrote to memory of 2776 3004 cmd.exe 34 PID 3004 wrote to memory of 2776 3004 cmd.exe 34 PID 3004 wrote to memory of 2776 3004 cmd.exe 34 PID 3004 wrote to memory of 2776 3004 cmd.exe 34
Processes
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C:\Users\Admin\AppData\Local\Temp\451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.exe"C:\Users\Admin\AppData\Local\Temp\451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2528 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\451926dc2c24b0019677b06b189f1d7fdd38deccfe7ea47f7c72e243f1e21cae.exe" & del "C:\ProgramData\*.dll"" & exit2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3004 -
C:\Windows\SysWOW64\timeout.exetimeout /t 53⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:2776
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
676KB
MD5eda18948a989176f4eebb175ce806255
SHA1ff22a3d5f5fb705137f233c36622c79eab995897
SHA25681a4f37c5495800b7cc46aea6535d9180dadb5c151db6f1fd1968d1cd8c1eeb4
SHA512160ed9990c37a4753fc0f5111c94414568654afbedc05308308197df2a99594f2d5d8fe511fd2279543a869ed20248e603d88a0b9b8fb119e8e6131b0c52ff85