Analysis
-
max time kernel
95s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
22-11-2024 08:33
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20240708-en
General
-
Target
file.exe
-
Size
1.7MB
-
MD5
7c6cebc0b67c34551c68561c303a61dd
-
SHA1
47a98a783ee3a0c9d02e6d621171512888b9c4a6
-
SHA256
ab1cde35822418fb9a920ac806450588394245dd16669171e01bfa630459355b
-
SHA512
51d949f7ebbcd7e63268c84c248cb43f6e78c025faeca0c48482534f9828f21b1afbf455c6bbf433aec8b027083910a4fb39f05c247ca61b11225dfc2f42d3e4
-
SSDEEP
49152:MmpA7+7syjBToHlWWJ5fyqkAn9KHRp0Yz9R9lrz:MmlmHoWrqhfRp04t
Malware Config
Extracted
stealc
mars
http://185.215.113.206
-
url_path
/c4becf79229cb002.php
Signatures
-
Stealc family
-
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
Processes:
file.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ file.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
file.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion file.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion file.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.
Processes:
file.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Wine file.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
Processes:
file.exepid process 3552 file.exe -
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.
Processes:
file.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language file.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
file.exepid process 3552 file.exe 3552 file.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.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
- Suspicious behavior: EnumeratesProcesses
PID:3552