Analysis
- max time kernel
149s - max time network
160s - platform
windows10-2004_x64 - resource
win10v2004-20240704-en - resource tags
- submitted
06/07/2024, 01:00
General
- Target 6eedc70dbeeb29b5f978d19bde0a32b02c54b9c9699c6a3a97e6f20de816c86d.exe
- Size 919KB
- Sample240706-bcy7vs1ckl
- SHA256 6eedc70dbeeb29b5f978d19bde0a32b02c54b9c9699c6a3a97e6f20de816c86d
Malware Config
Extracted
-
remcos
-
RemoteHost
-
204.10.160.230:7983
-
audio_folder
MicRecords
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audio_record_time
5
-
connect_delay
0
-
connect_interval
1
-
copy_file
remcos.exe
-
copy_folder
Remcos
-
delete_file
false
-
hide_file
false
-
hide_keylog_file
false
-
install_flag
false
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keylog_crypt
false
-
keylog_file
logs.dat
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keylog_flag
false
-
keylog_folder
remcos
-
mouse_option
false
-
mutex
Rmc-O7QOC3
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screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screenshots
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screenshot_path
%AppData%
-
screenshot_time
10
-
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 21 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\6eedc70dbeeb29b5f978d19bde0a32b02c54b9c9699c6a3a97e6f20de816c86d.exe"C:\Users\Admin\AppData\Local\Temp\6eedc70dbeeb29b5f978d19bde0a32b02c54b9c9699c6a3a97e6f20de816c86d.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\6eedc70dbeeb29b5f978d19bde0a32b02c54b9c9699c6a3a97e6f20de816c86d.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\sFUQBvTDDf.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\sFUQBvTDDf" /XML "C:\Users\Admin\AppData\Local\Temp\tmp406F.tmp"2⤵
- Scheduled Task/Job: Scheduled Task
-
-
C:\Users\Admin\AppData\Local\Temp\6eedc70dbeeb29b5f978d19bde0a32b02c54b9c9699c6a3a97e6f20de816c86d.exe"C:\Users\Admin\AppData\Local\Temp\6eedc70dbeeb29b5f978d19bde0a32b02c54b9c9699c6a3a97e6f20de816c86d.exe"2⤵
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
powershell.exe.log
StartupProfileData-NonInteractive
__PSScriptPolicyTest_qz0zmuis.j2k.ps1
tmp406F.tmp
memory/844-100-0x0000000000400000-0x000000000047F000-memory.dmp
memory/844-36-0x0000000000400000-0x000000000047F000-memory.dmp
memory/844-37-0x0000000000400000-0x000000000047F000-memory.dmp
memory/844-34-0x0000000000400000-0x000000000047F000-memory.dmp
memory/844-103-0x0000000000400000-0x000000000047F000-memory.dmp
memory/844-102-0x0000000000400000-0x000000000047F000-memory.dmp
memory/844-101-0x0000000000400000-0x000000000047F000-memory.dmp
memory/844-104-0x0000000000400000-0x000000000047F000-memory.dmp
memory/844-105-0x0000000000400000-0x000000000047F000-memory.dmp
memory/844-27-0x0000000000400000-0x000000000047F000-memory.dmp
memory/844-59-0x0000000000400000-0x000000000047F000-memory.dmp
memory/844-55-0x0000000000400000-0x000000000047F000-memory.dmp
memory/844-53-0x0000000000400000-0x000000000047F000-memory.dmp
memory/844-54-0x0000000000400000-0x000000000047F000-memory.dmp
memory/1460-90-0x0000000007D30000-0x0000000007D4A000-memory.dmp
memory/1460-21-0x0000000075200000-0x00000000759B0000-memory.dmp
memory/1460-23-0x0000000075200000-0x00000000759B0000-memory.dmp
memory/1460-33-0x0000000075200000-0x00000000759B0000-memory.dmp
memory/1460-61-0x0000000073CD0000-0x0000000073D1C000-memory.dmp
memory/1460-81-0x0000000006CD0000-0x0000000006CEE000-memory.dmp
memory/1460-60-0x0000000006C90000-0x0000000006CC2000-memory.dmp
memory/1460-98-0x0000000075200000-0x00000000759B0000-memory.dmp
memory/2708-19-0x0000000075200000-0x00000000759B0000-memory.dmp
memory/2708-84-0x0000000007580000-0x000000000759A000-memory.dmp
memory/2708-99-0x0000000075200000-0x00000000759B0000-memory.dmp
memory/2708-25-0x0000000005320000-0x0000000005386000-memory.dmp
memory/2708-52-0x0000000005CA0000-0x0000000005FF4000-memory.dmp
memory/2708-24-0x0000000005280000-0x00000000052A2000-memory.dmp
memory/2708-20-0x0000000005570000-0x0000000005B98000-memory.dmp
memory/2708-91-0x00000000078A0000-0x00000000078A8000-memory.dmp
memory/2708-56-0x00000000062C0000-0x00000000062DE000-memory.dmp
memory/2708-57-0x00000000062E0000-0x000000000632C000-memory.dmp
memory/2708-18-0x0000000075200000-0x00000000759B0000-memory.dmp
memory/2708-62-0x0000000073CD0000-0x0000000073D1C000-memory.dmp
memory/2708-16-0x0000000002910000-0x0000000002946000-memory.dmp
memory/2708-89-0x00000000077C0000-0x00000000077D4000-memory.dmp
memory/2708-88-0x00000000077B0000-0x00000000077BE000-memory.dmp
memory/2708-82-0x0000000007290000-0x0000000007333000-memory.dmp
memory/2708-83-0x0000000007BC0000-0x000000000823A000-memory.dmp
memory/2708-26-0x0000000005390000-0x00000000053F6000-memory.dmp
memory/2708-85-0x00000000075F0000-0x00000000075FA000-memory.dmp
memory/2708-86-0x00000000077F0000-0x0000000007886000-memory.dmp
memory/2708-87-0x0000000007790000-0x00000000077A1000-memory.dmp
memory/3016-43-0x0000000075200000-0x00000000759B0000-memory.dmp
memory/3016-2-0x0000000005710000-0x0000000005CB4000-memory.dmp
memory/3016-10-0x0000000006A00000-0x0000000006A9C000-memory.dmp
memory/3016-0-0x000000007520E000-0x000000007520F000-memory.dmp
memory/3016-9-0x00000000068A0000-0x000000000695E000-memory.dmp
memory/3016-8-0x0000000005490000-0x000000000549C000-memory.dmp
memory/3016-6-0x0000000005210000-0x000000000522A000-memory.dmp
memory/3016-11-0x000000007520E000-0x000000007520F000-memory.dmp
memory/3016-14-0x0000000075200000-0x00000000759B0000-memory.dmp
memory/3016-5-0x0000000075200000-0x00000000759B0000-memory.dmp
memory/3016-4-0x0000000005140000-0x000000000514A000-memory.dmp
memory/3016-3-0x00000000050A0000-0x0000000005132000-memory.dmp
memory/3016-7-0x0000000005480000-0x0000000005488000-memory.dmp
memory/3016-1-0x00000000005C0000-0x00000000006A8000-memory.dmp