Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240709-en - resource tags
- submitted
19/07/2024, 16:25
General
- Target 932f8408820168efa7e334cbd4c0222eff4296b326e8d25196d998c2168979a7.exe
- Size 914KB
- Sample240719-txem3atbpb
- SHA256 932f8408820168efa7e334cbd4c0222eff4296b326e8d25196d998c2168979a7
Malware Config
Extracted
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remcos
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RemoteHost
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212.162.149.42:7118
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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
-
keylog_folder
remcos
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mouse_option
false
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mutex
Rmc-WYBPPO
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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.
- Command and Scripting Interpreter: PowerShell 1 TTPs 2 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).
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 13 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 24 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\932f8408820168efa7e334cbd4c0222eff4296b326e8d25196d998c2168979a7.exe"C:\Users\Admin\AppData\Local\Temp\932f8408820168efa7e334cbd4c0222eff4296b326e8d25196d998c2168979a7.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\Local\Temp\932f8408820168efa7e334cbd4c0222eff4296b326e8d25196d998c2168979a7.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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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\jAYYnW.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\jAYYnW" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC592.tmp"2⤵
- Scheduled Task/Job: Scheduled Task
-
-
C:\Users\Admin\AppData\Local\Temp\932f8408820168efa7e334cbd4c0222eff4296b326e8d25196d998c2168979a7.exe"C:\Users\Admin\AppData\Local\Temp\932f8408820168efa7e334cbd4c0222eff4296b326e8d25196d998c2168979a7.exe"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\932f8408820168efa7e334cbd4c0222eff4296b326e8d25196d998c2168979a7.exe"C:\Users\Admin\AppData\Local\Temp\932f8408820168efa7e334cbd4c0222eff4296b326e8d25196d998c2168979a7.exe"2⤵
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
powershell.exe.log
StartupProfileData-NonInteractive
__PSScriptPolicyTest_5r3q5xvk.rxa.ps1
tmpC592.tmp
memory/60-60-0x00000000071F0000-0x0000000007222000-memory.dmp
memory/60-81-0x00000000065F0000-0x000000000660E000-memory.dmp
memory/60-61-0x0000000074D20000-0x0000000074D6C000-memory.dmp
memory/60-91-0x0000000007670000-0x0000000007678000-memory.dmp
memory/60-21-0x0000000074490000-0x0000000074C40000-memory.dmp
memory/60-86-0x00000000075D0000-0x0000000007666000-memory.dmp
memory/60-54-0x0000000006560000-0x00000000065AC000-memory.dmp
memory/60-53-0x0000000005B30000-0x0000000005B4E000-memory.dmp
memory/60-28-0x0000000074490000-0x0000000074C40000-memory.dmp
memory/60-84-0x0000000007350000-0x000000000736A000-memory.dmp
memory/60-97-0x0000000074490000-0x0000000074C40000-memory.dmp
memory/60-25-0x0000000074490000-0x0000000074C40000-memory.dmp
memory/60-90-0x0000000007690000-0x00000000076AA000-memory.dmp
memory/552-56-0x0000000000400000-0x000000000047F000-memory.dmp
memory/552-49-0x0000000000400000-0x000000000047F000-memory.dmp
memory/552-103-0x0000000000400000-0x000000000047F000-memory.dmp
memory/552-99-0x0000000000400000-0x000000000047F000-memory.dmp
memory/552-100-0x0000000000400000-0x000000000047F000-memory.dmp
memory/552-57-0x0000000000400000-0x000000000047F000-memory.dmp
memory/552-55-0x0000000000400000-0x000000000047F000-memory.dmp
memory/552-104-0x0000000000400000-0x000000000047F000-memory.dmp
memory/552-39-0x0000000000400000-0x000000000047F000-memory.dmp
memory/552-105-0x0000000000400000-0x000000000047F000-memory.dmp
memory/552-51-0x0000000000400000-0x000000000047F000-memory.dmp
memory/552-50-0x0000000000400000-0x000000000047F000-memory.dmp
memory/552-106-0x0000000000400000-0x000000000047F000-memory.dmp
memory/552-101-0x0000000000400000-0x000000000047F000-memory.dmp
memory/1788-7-0x0000000005C40000-0x0000000005C58000-memory.dmp
memory/1788-52-0x0000000074490000-0x0000000074C40000-memory.dmp
memory/1788-9-0x0000000006CC0000-0x0000000006D7E000-memory.dmp
memory/1788-27-0x0000000074490000-0x0000000074C40000-memory.dmp
memory/1788-0-0x000000007449E000-0x000000007449F000-memory.dmp
memory/1788-8-0x0000000006B90000-0x0000000006B9C000-memory.dmp
memory/1788-15-0x000000007449E000-0x000000007449F000-memory.dmp
memory/1788-6-0x00000000058A0000-0x000000000593C000-memory.dmp
memory/1788-5-0x0000000005670000-0x000000000567A000-memory.dmp
memory/1788-4-0x0000000074490000-0x0000000074C40000-memory.dmp
memory/1788-3-0x00000000055C0000-0x0000000005652000-memory.dmp
memory/1788-2-0x0000000005C70000-0x0000000006214000-memory.dmp
memory/1788-1-0x0000000000C40000-0x0000000000D26000-memory.dmp
memory/2056-18-0x0000000074490000-0x0000000074C40000-memory.dmp
memory/2056-87-0x0000000007470000-0x0000000007481000-memory.dmp
memory/2056-88-0x00000000074A0000-0x00000000074AE000-memory.dmp
memory/2056-89-0x00000000074B0000-0x00000000074C4000-memory.dmp
memory/2056-85-0x00000000072E0000-0x00000000072EA000-memory.dmp
memory/2056-83-0x00000000078B0000-0x0000000007F2A000-memory.dmp
memory/2056-82-0x0000000007120000-0x00000000071C3000-memory.dmp
memory/2056-62-0x0000000074D20000-0x0000000074D6C000-memory.dmp
memory/2056-26-0x00000000058D0000-0x0000000005C24000-memory.dmp
memory/2056-98-0x0000000074490000-0x0000000074C40000-memory.dmp
memory/2056-22-0x0000000004F90000-0x0000000004FB2000-memory.dmp
memory/2056-23-0x0000000005760000-0x00000000057C6000-memory.dmp
memory/2056-24-0x0000000005E00000-0x0000000005E66000-memory.dmp
memory/2056-19-0x0000000074490000-0x0000000074C40000-memory.dmp
memory/2056-17-0x0000000005030000-0x0000000005658000-memory.dmp
memory/2056-16-0x0000000074490000-0x0000000074C40000-memory.dmp
memory/2056-14-0x0000000004980000-0x00000000049B6000-memory.dmp