Analysis
- max time kernel
149s - max time network
143s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
- submitted
11/05/2026, 04:08
General
- Target TransEuropeasia.exe
- Size 402KB
- Sample260511-eqft8aev7q
- SHA256 ced82528b08a52a9a0aaaffdeda31641897e0973685562506f88674a3da1cf98
Malware Config
Extracted
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remcos
-
7.1.0 Pro
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RemoteHost
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31.57.216.62:2404
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audio_folder
MicRecords
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audio_path
ApplicationPath
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audio_record_time
5
-
connect_delay
0
-
connect_interval
1
-
copy_file
remcos.exe
-
copy_folder
Remcos
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delete_file
false
-
hide_file
false
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hide_keylog_file
false
-
install_flag
true
-
keylog_crypt
false
-
keylog_file
logs.dat
-
keylog_flag
false
-
keylog_folder
remcos
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mouse_option
false
-
mutex
Rmc-Q7LFVO
-
screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screenshots
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screenshot_path
%AppData%
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screenshot_time
10
-
take_screenshot_option
false
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take_screenshot_time
5
Signatures
- Family: Remcos
Remcos is a closed-source remote control and surveillance software.
- Detected Nirsoft tools 2 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
- NirSoft MailPassView 1 IoCs
Password recovery tool for various email clients
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 5 IoCs
- Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
- Adds Run key to start application 2 TTPs 4 IoCs
- Contacts third-party web service commonly abused for C2 1 TTPs 3 IoCs
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
- Drops file in System32 directory 2 IoCs
- Suspicious use of NtCreateThreadExHideFromDebugger 2 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
- Suspicious use of SetThreadContext 3 IoCs
- Drops file in Windows directory 4 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 7 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 12 IoCs
- Suspicious behavior: MapViewOfSection 2 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of WriteProcessMemory 13 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\TransEuropeasia.exe"C:\Users\Admin\AppData\Local\Temp\TransEuropeasia.exe"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\TransEuropeasia.exe"C:\Users\Admin\AppData\Local\Temp\TransEuropeasia.exe"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\TransEuropeasia.exe"C:\Users\Admin\AppData\Local\Temp\TransEuropeasia.exe"2⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\TransEuropeasia.exe"C:\Users\Admin\AppData\Local\Temp\TransEuropeasia.exe"3⤵
-
-
C:\ProgramData\Remcos\remcos.exe"C:\ProgramData\Remcos\remcos.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\ProgramData\Remcos\remcos.exe"C:\ProgramData\Remcos\remcos.exe"4⤵
- Executes dropped EXE
-
-
C:\ProgramData\Remcos\remcos.exe"C:\ProgramData\Remcos\remcos.exe"4⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\ProgramData\Remcos\remcos.exe"C:\ProgramData\Remcos\remcos.exe"5⤵
- Executes dropped EXE
-
-
C:\Windows\SysWOW64\rmclient.exe/stext "C:\Users\Admin\AppData\Local\Temp\kdklsdxbrgrcdfswqjpke"5⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\rmclient.exe/stext "C:\Users\Admin\AppData\Local\Temp\vfpetwhcnojpglgazuclhadp"5⤵
-
-
C:\Windows\SysWOW64\rmclient.exe/stext "C:\Users\Admin\AppData\Local\Temp\vfpetwhcnojpglgazuclhadp"5⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
-
-
C:\Windows\SysWOW64\rmclient.exe/stext "C:\Users\Admin\AppData\Local\Temp\fzdwtoswbwbuqzcmqepfsfpyxug"5⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
remcos.exe
05DDC6AA91765AACACDB0A5F96DF8199
24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA
DDE8B1B7E253A9758EC380BD648952AF_BE1AB9C3D916B41A4A683E05C795B68E
DDE8B1B7E253A9758EC380BD648952AF_D056F6A37CBCEF99E43676943DBE2DA4
05DDC6AA91765AACACDB0A5F96DF8199
24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA
DDE8B1B7E253A9758EC380BD648952AF_BE1AB9C3D916B41A4A683E05C795B68E
DDE8B1B7E253A9758EC380BD648952AF_D056F6A37CBCEF99E43676943DBE2DA4
kdklsdxbrgrcdfswqjpke
nsa2B37.tmp
nsa2B37.tmp
nsa2B37.tmp
nsa2B37.tmp
System.dll
nsf2B07.tmp
nsf2BF3.tmp
nsf2BF3.tmp
nsj5A94.tmp
nsk2AD7.tmp
nsz2A96.tmp
nsz2A96.tmp
Beliggenheders
Daniela166.psy
snapsetingets.ban
Tallerkenharvers
bistre.lnk
memory/556-1184-0x0000000000400000-0x0000000000424000-memory.dmp
memory/556-1189-0x0000000000400000-0x0000000000424000-memory.dmp
memory/556-1188-0x00000000011F0000-0x000000000124F000-memory.dmp
memory/628-1183-0x0000000000650000-0x00000000006B2000-memory.dmp
memory/684-1190-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2580-1199-0x0000000036270000-0x0000000036289000-memory.dmp
memory/2580-1212-0x0000000000480000-0x00000000016D4000-memory.dmp
memory/2580-1224-0x0000000000480000-0x00000000016D4000-memory.dmp
memory/2580-1222-0x0000000000480000-0x00000000016D4000-memory.dmp
memory/2580-1177-0x0000000000480000-0x00000000016D4000-memory.dmp
memory/2580-1220-0x0000000000480000-0x00000000016D4000-memory.dmp
memory/2580-1218-0x0000000000480000-0x00000000016D4000-memory.dmp
memory/2580-1216-0x0000000000480000-0x00000000016D4000-memory.dmp
memory/2580-1214-0x0000000000480000-0x00000000016D4000-memory.dmp
memory/2580-1200-0x0000000000480000-0x00000000016D4000-memory.dmp
memory/2580-1210-0x0000000000480000-0x00000000016D4000-memory.dmp
memory/2580-1208-0x0000000000480000-0x00000000016D4000-memory.dmp
memory/2580-1206-0x0000000000480000-0x00000000016D4000-memory.dmp
memory/2580-1204-0x0000000000480000-0x00000000016D4000-memory.dmp
memory/2580-1195-0x0000000036270000-0x0000000036289000-memory.dmp
memory/2580-1202-0x0000000000480000-0x00000000016D4000-memory.dmp
memory/2580-1198-0x0000000036270000-0x0000000036289000-memory.dmp
memory/2580-1201-0x0000000006BF0000-0x0000000006C4F000-memory.dmp
memory/2908-562-0x0000000010004000-0x0000000010005000-memory.dmp
memory/2908-563-0x00000000020F0000-0x000000000214F000-memory.dmp
memory/3724-564-0x0000000077918000-0x0000000077919000-memory.dmp
memory/3724-565-0x00000000779B9000-0x00000000779BA000-memory.dmp
memory/3724-566-0x0000000077935000-0x0000000077936000-memory.dmp
memory/3724-579-0x0000000000480000-0x00000000016D4000-memory.dmp
memory/3724-583-0x0000000077891000-0x00000000779B1000-memory.dmp
memory/3724-592-0x0000000006CF0000-0x0000000006D4F000-memory.dmp
memory/3724-591-0x0000000000480000-0x00000000016D4000-memory.dmp
memory/4696-1193-0x00000000012D0000-0x000000000132F000-memory.dmp
memory/4696-1192-0x0000000000400000-0x000000000047E000-memory.dmp
memory/4696-1181-0x0000000000400000-0x000000000047E000-memory.dmp
memory/4720-1167-0x0000000000610000-0x000000000066F000-memory.dmp