Analysis
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max time kernel
150s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
16-11-2024 22:15
Static task
static1
Behavioral task
behavioral1
Sample
aa2318e3a9dfae87aedfe3663748fd2968ed9d0c6cb8497c756f16ad1e579b15.exe
Resource
win7-20241010-en
General
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Target
aa2318e3a9dfae87aedfe3663748fd2968ed9d0c6cb8497c756f16ad1e579b15.exe
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Size
1.9MB
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MD5
da104509d31179c8b183b72ab096b9c2
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SHA1
71bdec8e589a0af4823c87a7f3fb2158f5ec33a5
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SHA256
aa2318e3a9dfae87aedfe3663748fd2968ed9d0c6cb8497c756f16ad1e579b15
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SHA512
da9516b3a4bcefba6d82f6f1f07dd4a4a9a2f3a92cb021c03093b8ba4e71c8536a7229fbe25909c1020818e8adaf9711f6a3b42ae67d6c436ab7af1351daee85
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SSDEEP
49152:VnMA5X2hFShTVb+JzPPBsJnEPsn6wzJtvwSHgG+GMj8l:aA5mLQxyBsusnnvwYKj
Malware Config
Extracted
remcos
ms-office
ms-office.duckdns.org:39438
ms-office1.duckdns.org:39439
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audio_folder
MicRecords
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audio_path
ApplicationPath
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audio_record_time
5
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connect_delay
0
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connect_interval
1
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copy_file
remcos.exe
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copy_folder
Remcos
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delete_file
false
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hide_file
false
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hide_keylog_file
false
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install_flag
false
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keylog_crypt
false
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keylog_file
logs.dat
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keylog_flag
false
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keylog_folder
remcos
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mouse_option
false
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mutex
Rmc-MXJN22
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screenshot_crypt
false
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screenshot_flag
false
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screenshot_folder
Screenshots
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screenshot_path
%AppData%
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screenshot_time
10
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take_screenshot_option
false
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take_screenshot_time
5
Signatures
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Remcos family
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
Processes:
aa2318e3a9dfae87aedfe3663748fd2968ed9d0c6cb8497c756f16ad1e579b15.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ aa2318e3a9dfae87aedfe3663748fd2968ed9d0c6cb8497c756f16ad1e579b15.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
aa2318e3a9dfae87aedfe3663748fd2968ed9d0c6cb8497c756f16ad1e579b15.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion aa2318e3a9dfae87aedfe3663748fd2968ed9d0c6cb8497c756f16ad1e579b15.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion aa2318e3a9dfae87aedfe3663748fd2968ed9d0c6cb8497c756f16ad1e579b15.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:
aa2318e3a9dfae87aedfe3663748fd2968ed9d0c6cb8497c756f16ad1e579b15.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine aa2318e3a9dfae87aedfe3663748fd2968ed9d0c6cb8497c756f16ad1e579b15.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
Processes:
aa2318e3a9dfae87aedfe3663748fd2968ed9d0c6cb8497c756f16ad1e579b15.exepid process 2864 aa2318e3a9dfae87aedfe3663748fd2968ed9d0c6cb8497c756f16ad1e579b15.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:
aa2318e3a9dfae87aedfe3663748fd2968ed9d0c6cb8497c756f16ad1e579b15.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language aa2318e3a9dfae87aedfe3663748fd2968ed9d0c6cb8497c756f16ad1e579b15.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
aa2318e3a9dfae87aedfe3663748fd2968ed9d0c6cb8497c756f16ad1e579b15.exepid process 2864 aa2318e3a9dfae87aedfe3663748fd2968ed9d0c6cb8497c756f16ad1e579b15.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
aa2318e3a9dfae87aedfe3663748fd2968ed9d0c6cb8497c756f16ad1e579b15.exepid process 2864 aa2318e3a9dfae87aedfe3663748fd2968ed9d0c6cb8497c756f16ad1e579b15.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\aa2318e3a9dfae87aedfe3663748fd2968ed9d0c6cb8497c756f16ad1e579b15.exe"C:\Users\Admin\AppData\Local\Temp\aa2318e3a9dfae87aedfe3663748fd2968ed9d0c6cb8497c756f16ad1e579b15.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
- Suspicious use of SetWindowsHookEx
PID:2864
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
144B
MD5c47a16d6cfe799c826987a1ed906ad9b
SHA14ee43cd801b689b03439770c3084fdf98a096e8d
SHA256a9c878f80e1925b42fa10ae8ff95f13c45e1399ff127b30f3e2a1ce471f08316
SHA512deda92617627f308766612ff46cd1abfc5d28a852b4c004ee3f64555c25c4c9861c677685beb7b62c5959a006d1f6714b606ef33c8b1e4be6efd660889fa8350