Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240412-en - resource tags
- submitted
17/04/2024, 14:28
General
- Target 344301a6f73b73afd98c763519d52548b0ee3a76824d033712ddf3ec0115f549.exe
- Size 966KB
- Sample240417-rtbe5add9s
- SHA256 344301a6f73b73afd98c763519d52548b0ee3a76824d033712ddf3ec0115f549
Malware Config
Extracted
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remcos
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RemoteHost
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paygateme.net:2286
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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
-
keylog_file
logs.dat
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keylog_flag
false
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keylog_folder
remcos
-
mouse_option
false
-
mutex
Rmc-BDTHCE
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screenshot_crypt
false
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screenshot_flag
false
-
screenshot_folder
Screenshots
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screenshot_path
%AppData%
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screenshot_time
10
-
take_screenshot_option
false
-
take_screenshot_time
5
Signatures
- Remcos
Remcos is a closed-source remote control and surveillance software.
- NirSoft MailPassView 2 IoCs
Password recovery tool for various email clients
- NirSoft WebBrowserPassView 2 IoCs
Password recovery tool for various web browsers
- Nirsoft 6 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
- Suspicious use of SetThreadContext 4 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 15 IoCs
- Suspicious behavior: MapViewOfSection 3 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 30 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\344301a6f73b73afd98c763519d52548b0ee3a76824d033712ddf3ec0115f549.exe"C:\Users\Admin\AppData\Local\Temp\344301a6f73b73afd98c763519d52548b0ee3a76824d033712ddf3ec0115f549.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\fSdBYwnsRgIV.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fSdBYwnsRgIV" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB5D3.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\344301a6f73b73afd98c763519d52548b0ee3a76824d033712ddf3ec0115f549.exe"C:\Users\Admin\AppData\Local\Temp\344301a6f73b73afd98c763519d52548b0ee3a76824d033712ddf3ec0115f549.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\344301a6f73b73afd98c763519d52548b0ee3a76824d033712ddf3ec0115f549.exeC:\Users\Admin\AppData\Local\Temp\344301a6f73b73afd98c763519d52548b0ee3a76824d033712ddf3ec0115f549.exe /stext "C:\Users\Admin\AppData\Local\Temp\jtjkfdxthm"3⤵
- Suspicious behavior: EnumeratesProcesses
-
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C:\Users\Admin\AppData\Local\Temp\344301a6f73b73afd98c763519d52548b0ee3a76824d033712ddf3ec0115f549.exeC:\Users\Admin\AppData\Local\Temp\344301a6f73b73afd98c763519d52548b0ee3a76824d033712ddf3ec0115f549.exe /stext "C:\Users\Admin\AppData\Local\Temp\twpcgvinvurdj"3⤵
- Accesses Microsoft Outlook accounts
-
-
C:\Users\Admin\AppData\Local\Temp\344301a6f73b73afd98c763519d52548b0ee3a76824d033712ddf3ec0115f549.exeC:\Users\Admin\AppData\Local\Temp\344301a6f73b73afd98c763519d52548b0ee3a76824d033712ddf3ec0115f549.exe /stext "C:\Users\Admin\AppData\Local\Temp\equnhgtojcjitxqi"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
logs.dat
__PSScriptPolicyTest_tppxmsmg.ocr.ps1
jtjkfdxthm
tmpB5D3.tmp
memory/680-104-0x0000000000400000-0x0000000000478000-memory.dmp
memory/680-83-0x0000000000400000-0x0000000000478000-memory.dmp
memory/680-87-0x0000000000400000-0x0000000000478000-memory.dmp
memory/680-90-0x0000000000400000-0x0000000000478000-memory.dmp
memory/1240-101-0x0000000000400000-0x0000000000462000-memory.dmp
memory/1240-84-0x0000000000400000-0x0000000000462000-memory.dmp
memory/1240-95-0x0000000000400000-0x0000000000462000-memory.dmp
memory/1240-92-0x0000000000400000-0x0000000000462000-memory.dmp
memory/1492-128-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1492-115-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1492-136-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1492-111-0x0000000010000000-0x0000000010019000-memory.dmp
memory/1492-110-0x0000000010000000-0x0000000010019000-memory.dmp
memory/1492-106-0x0000000010000000-0x0000000010019000-memory.dmp
memory/1492-143-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1492-23-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1492-27-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1492-67-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1492-46-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1492-24-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1492-109-0x0000000010000000-0x0000000010019000-memory.dmp
memory/1492-112-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1492-135-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1492-35-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1492-41-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1492-144-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1492-31-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1492-30-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1492-118-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1492-119-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1492-121-0x0000000010000000-0x0000000010019000-memory.dmp
memory/1492-127-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1492-73-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1492-70-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1492-69-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1492-66-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4280-64-0x0000000007DA0000-0x000000000841A000-memory.dmp
memory/4280-29-0x0000000005D60000-0x0000000005DC6000-memory.dmp
memory/4280-65-0x0000000007760000-0x000000000777A000-memory.dmp
memory/4280-63-0x0000000007620000-0x00000000076C3000-memory.dmp
memory/4280-61-0x0000000002B00000-0x0000000002B10000-memory.dmp
memory/4280-68-0x00000000077D0000-0x00000000077DA000-memory.dmp
memory/4280-62-0x00000000069D0000-0x00000000069EE000-memory.dmp
memory/4280-51-0x0000000071E20000-0x0000000071E6C000-memory.dmp
memory/4280-71-0x00000000079E0000-0x0000000007A76000-memory.dmp
memory/4280-50-0x00000000069F0000-0x0000000006A22000-memory.dmp
memory/4280-74-0x0000000007960000-0x0000000007971000-memory.dmp
memory/4280-75-0x0000000007990000-0x000000000799E000-memory.dmp
memory/4280-76-0x00000000079A0000-0x00000000079B4000-memory.dmp
memory/4280-77-0x0000000007AA0000-0x0000000007ABA000-memory.dmp
memory/4280-78-0x0000000007A80000-0x0000000007A88000-memory.dmp
memory/4280-81-0x0000000074780000-0x0000000074F30000-memory.dmp
memory/4280-49-0x000000007F510000-0x000000007F520000-memory.dmp
memory/4280-48-0x00000000064C0000-0x000000000650C000-memory.dmp
memory/4280-47-0x0000000006430000-0x000000000644E000-memory.dmp
memory/4280-16-0x0000000002B10000-0x0000000002B46000-memory.dmp
memory/4280-34-0x0000000005DD0000-0x0000000006124000-memory.dmp
memory/4280-20-0x0000000074780000-0x0000000074F30000-memory.dmp
memory/4280-19-0x0000000005730000-0x0000000005D58000-memory.dmp
memory/4280-22-0x0000000002B00000-0x0000000002B10000-memory.dmp
memory/4280-21-0x0000000002B00000-0x0000000002B10000-memory.dmp
memory/4280-25-0x0000000005370000-0x0000000005392000-memory.dmp
memory/4280-26-0x0000000005610000-0x0000000005676000-memory.dmp
memory/4500-10-0x0000000009A80000-0x0000000009B1C000-memory.dmp
memory/4500-5-0x0000000004CA0000-0x0000000004CAA000-memory.dmp
memory/4500-0-0x00000000000F0000-0x00000000001E8000-memory.dmp
memory/4500-1-0x0000000074780000-0x0000000074F30000-memory.dmp
memory/4500-33-0x0000000074780000-0x0000000074F30000-memory.dmp
memory/4500-2-0x00000000050C0000-0x0000000005664000-memory.dmp
memory/4500-17-0x0000000004BB0000-0x0000000004BC0000-memory.dmp
memory/4500-11-0x0000000074780000-0x0000000074F30000-memory.dmp
memory/4500-3-0x0000000004BD0000-0x0000000004C62000-memory.dmp
memory/4500-8-0x0000000004FB0000-0x0000000004FBE000-memory.dmp
memory/4500-9-0x0000000005EC0000-0x0000000005F86000-memory.dmp
memory/4500-7-0x0000000004FA0000-0x0000000004FAA000-memory.dmp
memory/4500-6-0x0000000004F70000-0x0000000004F84000-memory.dmp
memory/4500-4-0x0000000004BB0000-0x0000000004BC0000-memory.dmp
memory/4784-102-0x0000000000400000-0x0000000000424000-memory.dmp
memory/4784-100-0x0000000000400000-0x0000000000424000-memory.dmp
memory/4784-88-0x0000000000400000-0x0000000000424000-memory.dmp
memory/4784-93-0x0000000000400000-0x0000000000424000-memory.dmp