Analysis
- max time kernel
148s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
28/05/2024, 01:12
General
- Target 4e1899294fcd9043ed50cb9f02a7085b4c243deb30e3c2d5bdaeac2569fe0e6e.exe
- Size 1004KB
- Sample240528-bkh6lsab98
- SHA256 4e1899294fcd9043ed50cb9f02a7085b4c243deb30e3c2d5bdaeac2569fe0e6e
Malware Config
Extracted
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remcos
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76364
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103.150.8.12:5689
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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
-
mouse_option
false
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mutex
Rmc-FF0K7G
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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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startup_value
Remcos
-
take_screenshot_option
false
-
take_screenshot_time
5
Signatures
- Remcos
Remcos is a closed-source remote control and surveillance software.
- detects Windows exceutables potentially bypassing UAC using eventvwr.exe 18 IoCs
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 24 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\4e1899294fcd9043ed50cb9f02a7085b4c243deb30e3c2d5bdaeac2569fe0e6e.exe"C:\Users\Admin\AppData\Local\Temp\4e1899294fcd9043ed50cb9f02a7085b4c243deb30e3c2d5bdaeac2569fe0e6e.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TqcSXSH.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TqcSXSH" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7CA2.tmp"2⤵
- Creates scheduled task(s)
-
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C:\Users\Admin\AppData\Local\Temp\4e1899294fcd9043ed50cb9f02a7085b4c243deb30e3c2d5bdaeac2569fe0e6e.exe"C:\Users\Admin\AppData\Local\Temp\4e1899294fcd9043ed50cb9f02a7085b4c243deb30e3c2d5bdaeac2569fe0e6e.exe"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\4e1899294fcd9043ed50cb9f02a7085b4c243deb30e3c2d5bdaeac2569fe0e6e.exe"C:\Users\Admin\AppData\Local\Temp\4e1899294fcd9043ed50cb9f02a7085b4c243deb30e3c2d5bdaeac2569fe0e6e.exe"2⤵
-
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C:\Users\Admin\AppData\Local\Temp\4e1899294fcd9043ed50cb9f02a7085b4c243deb30e3c2d5bdaeac2569fe0e6e.exe"C:\Users\Admin\AppData\Local\Temp\4e1899294fcd9043ed50cb9f02a7085b4c243deb30e3c2d5bdaeac2569fe0e6e.exe"2⤵
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
__PSScriptPolicyTest_4dpfxkgy.gem.ps1
tmp7CA2.tmp
memory/1944-5-0x00000000751F0000-0x00000000759A0000-memory.dmp
memory/1944-2-0x0000000005130000-0x00000000056D4000-memory.dmp
memory/1944-3-0x0000000004C20000-0x0000000004CB2000-memory.dmp
memory/1944-4-0x0000000004BC0000-0x0000000004BCA000-memory.dmp
memory/1944-41-0x00000000751F0000-0x00000000759A0000-memory.dmp
memory/1944-6-0x00000000050A0000-0x00000000050B6000-memory.dmp
memory/1944-8-0x00000000050E0000-0x00000000050F0000-memory.dmp
memory/1944-7-0x00000000050D0000-0x00000000050DC000-memory.dmp
memory/1944-9-0x0000000005F90000-0x000000000604E000-memory.dmp
memory/1944-10-0x00000000085C0000-0x000000000865C000-memory.dmp
memory/1944-1-0x00000000000A0000-0x000000000019E000-memory.dmp
memory/1944-0-0x00000000751FE000-0x00000000751FF000-memory.dmp
memory/2052-81-0x0000000000400000-0x000000000047F000-memory.dmp
memory/2052-77-0x0000000000400000-0x000000000047F000-memory.dmp
memory/2052-69-0x0000000000400000-0x000000000047F000-memory.dmp
memory/2052-80-0x0000000000400000-0x000000000047F000-memory.dmp
memory/2052-79-0x0000000000400000-0x000000000047F000-memory.dmp
memory/2052-78-0x0000000000400000-0x000000000047F000-memory.dmp
memory/2052-39-0x0000000000400000-0x000000000047F000-memory.dmp
memory/2052-32-0x0000000000400000-0x000000000047F000-memory.dmp
memory/2052-24-0x0000000000400000-0x000000000047F000-memory.dmp
memory/2052-31-0x0000000000400000-0x000000000047F000-memory.dmp
memory/2052-76-0x0000000000400000-0x000000000047F000-memory.dmp
memory/2052-75-0x0000000000400000-0x000000000047F000-memory.dmp
memory/2052-74-0x0000000000400000-0x000000000047F000-memory.dmp
memory/2052-73-0x0000000000400000-0x000000000047F000-memory.dmp
memory/2052-25-0x0000000000400000-0x000000000047F000-memory.dmp
memory/2052-72-0x0000000000400000-0x000000000047F000-memory.dmp
memory/2052-71-0x0000000000400000-0x000000000047F000-memory.dmp
memory/2052-70-0x0000000000400000-0x000000000047F000-memory.dmp
memory/2780-20-0x00000000751F0000-0x00000000759A0000-memory.dmp
memory/2780-56-0x0000000007A80000-0x0000000007B23000-memory.dmp
memory/2780-57-0x00000000081C0000-0x000000000883A000-memory.dmp
memory/2780-58-0x0000000007B80000-0x0000000007B9A000-memory.dmp
memory/2780-59-0x0000000007BF0000-0x0000000007BFA000-memory.dmp
memory/2780-60-0x0000000007E00000-0x0000000007E96000-memory.dmp
memory/2780-61-0x0000000007D80000-0x0000000007D91000-memory.dmp
memory/2780-62-0x0000000007DB0000-0x0000000007DBE000-memory.dmp
memory/2780-63-0x0000000007DC0000-0x0000000007DD4000-memory.dmp
memory/2780-64-0x0000000007EC0000-0x0000000007EDA000-memory.dmp
memory/2780-65-0x0000000007EA0000-0x0000000007EA8000-memory.dmp
memory/2780-68-0x00000000751F0000-0x00000000759A0000-memory.dmp
memory/2780-55-0x0000000006E30000-0x0000000006E4E000-memory.dmp
memory/2780-45-0x0000000075A80000-0x0000000075ACC000-memory.dmp
memory/2780-44-0x0000000007840000-0x0000000007872000-memory.dmp
memory/2780-19-0x0000000005980000-0x00000000059A2000-memory.dmp
memory/2780-43-0x0000000006D90000-0x0000000006DDC000-memory.dmp
memory/2780-42-0x0000000006830000-0x000000000684E000-memory.dmp
memory/2780-23-0x00000000751F0000-0x00000000759A0000-memory.dmp
memory/2780-40-0x0000000006240000-0x0000000006594000-memory.dmp
memory/2780-22-0x00000000061D0000-0x0000000006236000-memory.dmp
memory/2780-21-0x0000000006160000-0x00000000061C6000-memory.dmp
memory/2780-17-0x0000000005A00000-0x0000000006028000-memory.dmp
memory/2780-16-0x00000000751F0000-0x00000000759A0000-memory.dmp
memory/2780-15-0x0000000002F30000-0x0000000002F66000-memory.dmp