Analysis
- max time kernel
150s - max time network
141s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
11/01/2023, 22:30
General
- Target SecuriteInfo.com.Win32.MalwareX-gen.28212.1387.exe
- Size 1.2MB
- Sample230111-2et9ssae2y
- SHA256 6b8c08bdfd37a2535412abaab2caff3235b903a2f57d618a35806b98cba075cf
Malware Config
Extracted
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remcos
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RemoteHost
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10.9.0.26:10929
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45.139.105.174:10929
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127.0.0.1:10929
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audio_folder
MicRecords
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audio_record_time
5
-
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
-
keylog_crypt
false
-
keylog_file
logs.dat
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keylog_flag
false
-
keylog_folder
remcos
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mouse_option
false
-
mutex
Rmc-I0OT6D
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screenshot_crypt
false
-
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
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take_screenshot_option
false
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take_screenshot_time
5
Signatures
- Remcos
Remcos is a closed-source remote control and surveillance software.
- 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). Likely ransomware behaviour.
- 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 16 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 21 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.MalwareX-gen.28212.1387.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.MalwareX-gen.28212.1387.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\SecuriteInfo.com.Win32.MalwareX-gen.28212.1387.exe"2⤵
- 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\WdDYpcfuLnS.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\WdDYpcfuLnS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6F83.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.MalwareX-gen.28212.1387.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.MalwareX-gen.28212.1387.exe"2⤵
- Suspicious use of SetWindowsHookEx
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
StartupProfileData-NonInteractive
tmp6F83.tmp
memory/732-164-0x0000000000400000-0x000000000047F000-memory.dmp
memory/732-151-0x0000000000400000-0x000000000047F000-memory.dmp
memory/732-149-0x0000000000400000-0x000000000047F000-memory.dmp
memory/732-148-0x0000000000400000-0x000000000047F000-memory.dmp
memory/732-147-0x0000000000400000-0x000000000047F000-memory.dmp
memory/3460-152-0x0000000006120000-0x0000000006152000-memory.dmp
memory/3460-162-0x0000000007180000-0x0000000007188000-memory.dmp
memory/3460-160-0x0000000007090000-0x000000000709E000-memory.dmp
memory/3460-157-0x0000000006E60000-0x0000000006E7A000-memory.dmp
memory/3460-155-0x0000000006100000-0x000000000611E000-memory.dmp
memory/3460-139-0x0000000004580000-0x00000000045B6000-memory.dmp
memory/3460-154-0x0000000073B90000-0x0000000073BDC000-memory.dmp
memory/3460-141-0x0000000004CF0000-0x0000000005318000-memory.dmp
memory/3460-150-0x0000000005B60000-0x0000000005B7E000-memory.dmp
memory/3872-153-0x0000000073B90000-0x0000000073BDC000-memory.dmp
memory/3872-158-0x0000000007C40000-0x0000000007C4A000-memory.dmp
memory/3872-161-0x0000000007F10000-0x0000000007F2A000-memory.dmp
memory/3872-145-0x0000000006240000-0x00000000062A6000-memory.dmp
memory/3872-156-0x0000000008210000-0x000000000888A000-memory.dmp
memory/3872-144-0x00000000061D0000-0x0000000006236000-memory.dmp
memory/3872-143-0x00000000057F0000-0x0000000005812000-memory.dmp
memory/3872-159-0x0000000007E50000-0x0000000007EE6000-memory.dmp
memory/4964-135-0x0000000004E20000-0x0000000004E2A000-memory.dmp
memory/4964-136-0x0000000008690000-0x000000000872C000-memory.dmp
memory/4964-132-0x00000000001C0000-0x00000000002FC000-memory.dmp
memory/4964-134-0x0000000004C70000-0x0000000004D02000-memory.dmp
memory/4964-133-0x00000000052E0000-0x0000000005884000-memory.dmp