Analysis
- max time kernel
148s - max time network
142s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
07/10/2026, 19:07
Behavioral task
behavioral1
Sample
2026-10-06_d753fb04ec0308928747dd6f38984ac6_elex_remcos_remocs_wannacry.exe
Resource
win10v2004-20260911-en
General
- Target 2026-10-06_d753fb04ec0308928747dd6f38984ac6_elex_remcos_remocs_wannacry.exe
- Size 92KB
- Sample261007-xs32msvs6j
- SHA256 f63e17fd2d4815cb4fe83159a755ba84c5b1fee7614d0c99365a636a435a82a7
- MD5 d753fb04ec0308928747dd6f38984ac6
- SHA1 612a42b5581b5263e24911b2394939bc5a6b4643
- SHA512 516bfc497876f67ba55e406ae5eddf742e63d59d94829bb66b0931394a2e6e93277d3d99e110b02c175fbcb7572e3051b302ac8e6afda24d2f377caf3147f090
- SSDEEP 1536:ohhW0YTGZWdVseJxaM9kraLdV2QkQ1TbPX8IHOCkIsI4ESHNTh9E+JP19qkP67rn:uhzYTGWVvJ8f2v1TbPzuMsIFSHNThy+w
- TLSH T11F93C813FA4AD0B2E46591F146426F31CEBCBC3736492173D38FCA41AD79892D416EAE
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
remcos
-
1.7 Pro
-
Host
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betlead88.com:443
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juad88th.com:443
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audio_folder
audio
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audio_path
%AppData%
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audio_record_time
5
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connect_delay
0
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connect_interval
5
-
copy_file
vremea.me.exe
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copy_folder
remcos
-
delete_file
true
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hide_file
true
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hide_keylog_file
false
-
install_flag
true
-
install_path
%AppData%
-
keylog_crypt
false
-
keylog_file
logs.dat
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keylog_flag
false
-
keylog_folder
remcos
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keylog_path
%AppData%
-
mouse_option
false
-
mutex
remcos_clubskjlibmmfta
-
screenshot_crypt
false
-
screenshot_flag
true
-
screenshot_folder
Screens
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screenshot_path
%AppData%
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screenshot_time
1
-
startup_value
remcos
-
take_screenshot_option
false
-
take_screenshot_time
5
Signatures
- Modifies WinLogon for persistence 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Users\\Admin\\AppData\\Roaming\\remcos\\vremea.me.exe\"" 2026-10-06_d753fb04ec0308928747dd6f38984ac6_elex_remcos_remocs_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "C:\\WINDOWS\\system32\\userinit.exe, \"C:\\Users\\Admin\\AppData\\Roaming\\remcos\\vremea.me.exe\"" 2026-10-06_d753fb04ec0308928747dd6f38984ac6_elex_remcos_remocs_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Users\\Admin\\AppData\\Roaming\\remcos\\vremea.me.exe\"" vremea.me.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "C:\\WINDOWS\\system32\\userinit.exe, \"C:\\Users\\Admin\\AppData\\Roaming\\remcos\\vremea.me.exe\"" vremea.me.exe - detects Windows exceutables potentially bypassing UAC using eventvwr.exe 1 IoCs
resource yara_rule behavioral2/files/0x001000000001c515-8.dat INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer - Adds policy Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run 2026-10-06_d753fb04ec0308928747dd6f38984ac6_elex_remcos_remocs_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\remcos = "\"C:\\Users\\Admin\\AppData\\Roaming\\remcos\\vremea.me.exe\"" 2026-10-06_d753fb04ec0308928747dd6f38984ac6_elex_remcos_remocs_wannacry.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run vremea.me.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\remcos = "\"C:\\Users\\Admin\\AppData\\Roaming\\remcos\\vremea.me.exe\"" vremea.me.exe - Executes dropped EXE 2 IoCs
pid Process 4332 vremea.me.exe 4884 vremea.me.exe - Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1404337215-1550464601-2805570857-1000\Software\Microsoft\Windows\CurrentVersion\Run\remcos = "\"C:\\Users\\Admin\\AppData\\Roaming\\remcos\\vremea.me.exe\"" 2026-10-06_d753fb04ec0308928747dd6f38984ac6_elex_remcos_remocs_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\remcos = "\"C:\\Users\\Admin\\AppData\\Roaming\\remcos\\vremea.me.exe\"" 2026-10-06_d753fb04ec0308928747dd6f38984ac6_elex_remcos_remocs_wannacry.exe Set value (str) \REGISTRY\USER\S-1-5-21-1404337215-1550464601-2805570857-1000\Software\Microsoft\Windows\CurrentVersion\Run\remcos = "\"C:\\Users\\Admin\\AppData\\Roaming\\remcos\\vremea.me.exe\"" vremea.me.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\remcos = "\"C:\\Users\\Admin\\AppData\\Roaming\\remcos\\vremea.me.exe\"" vremea.me.exe - Modifies WinLogon 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\ 2026-10-06_d753fb04ec0308928747dd6f38984ac6_elex_remcos_remocs_wannacry.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\ vremea.me.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 2896 cmd.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname vremea.me.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain vremea.me.exe - System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vremea.me.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-10-06_d753fb04ec0308928747dd6f38984ac6_elex_remcos_remocs_wannacry.exe - System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 3432 PING.EXE - Runs ping.exe 1 TTPs 1 IoCs
pid Process 3432 PING.EXE - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: 33 4188 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 4188 AUDIODG.EXE - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 5688 wrote to memory of 2896 5688 2026-10-06_d753fb04ec0308928747dd6f38984ac6_elex_remcos_remocs_wannacry.exe 90 PID 2896 wrote to memory of 3432 2896 cmd.exe 92 PID 4332 wrote to memory of 5896 4332 vremea.me.exe 94 PID 2896 wrote to memory of 4884 2896 cmd.exe 96
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-06_d753fb04ec0308928747dd6f38984ac6_elex_remcos_remocs_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-06_d753fb04ec0308928747dd6f38984ac6_elex_remcos_remocs_wannacry.exe"1⤵
- Modifies WinLogon for persistence
- Adds policy Run key to start application
- Adds Run key to start application
- Modifies WinLogon
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5688 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\install.bat" "2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2896 -
C:\Windows\SysWOW64\PING.EXEPING 127.0.0.1 -n 23⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:3432
-
-
C:\Users\Admin\AppData\Roaming\remcos\vremea.me.exe"C:\Users\Admin\AppData\Roaming\remcos\vremea.me.exe"3⤵
- Executes dropped EXE
PID:4884
-
-
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C:\Users\Admin\AppData\Roaming\remcos\vremea.me.exe"C:\Users\Admin\AppData\Roaming\remcos\vremea.me.exe"1⤵
- Modifies WinLogon for persistence
- Adds policy Run key to start application
- Executes dropped EXE
- Adds Run key to start application
- Modifies WinLogon
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4332 -
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"2⤵PID:5896
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x00000000000004E0 0x00000000000004DC1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4188
Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
4Registry Run Keys / Startup Folder
2Winlogon Helper DLL
2Privilege Escalation
Boot or Logon Autostart Execution
4Registry Run Keys / Startup Folder
2Winlogon Helper DLL
2Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\install.bat
- Size 219B
- SHA256 fb4ec105c9ac896cff554f023d352788d47425283e489c9cadeaa7742e8f7a95
- MD5 606c3974bfb6ab535d9094a2aee2eec1
- SHA1 c6ab2a24bc2e6121e57e89c943224a4cb8504c72
- SHA512 1cdfcf0c9ceb050d5ec79e695b06b9d64fcb734407cd4e2c71e6232827c4767c96940ba4aa3d965cb3f69ec44d168586e7b6b1e271aa5fe1acc8f8518172a35f
- TLSH T196D0231185A1C9FE1447557B0FB8774DD07498C4651B36495B1ECA8C34D9D3CF5C1100
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\remcos\vremea.me.exe
- Size 92KB
- SHA256 f63e17fd2d4815cb4fe83159a755ba84c5b1fee7614d0c99365a636a435a82a7
- MD5 d753fb04ec0308928747dd6f38984ac6
- SHA1 612a42b5581b5263e24911b2394939bc5a6b4643
- SHA512 516bfc497876f67ba55e406ae5eddf742e63d59d94829bb66b0931394a2e6e93277d3d99e110b02c175fbcb7572e3051b302ac8e6afda24d2f377caf3147f090
- SSDEEP 1536:ohhW0YTGZWdVseJxaM9kraLdV2QkQ1TbPX8IHOCkIsI4ESHNTh9E+JP19qkP67rn:uhzYTGWVvJ8f2v1TbPzuMsIFSHNThy+w
- TLSH T11F93C813FA4AD0B2E46591F146426F31CEBCBC3736492173D38FCA41AD79892D416EAE
- MD5 SHA1 SHA512 SSDEEP TLSH