Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
10/08/2024, 07:23
General
- Target Al Yasmeen Electrical Switchgear & Trading LLC.exe
- Size 998KB
- Sample240810-h7s3navdlb
- SHA256 5e348f263074a2c36ce3bcdf930404af01f327157b1494ac154e4f13044833d1
Malware Config
Extracted
-
remcos
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RemoteHost
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eadzagba1.duckdns.org:4877
-
audio_folder
MicRecords
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audio_record_time
5
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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
true
-
keylog_crypt
false
-
keylog_file
logs.dat
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keylog_flag
false
-
keylog_folder
remcos
-
mouse_option
false
-
mutex
Rmc-3DF634
-
screenshot_crypt
false
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screenshot_flag
false
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screenshot_folder
Screenshots
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screenshot_path
%AppData%
-
screenshot_time
10
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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 3 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 3 IoCs
- Adds Run key to start application 2 TTPs 4 IoCs
- Suspicious use of SetThreadContext 2 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 8 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 42 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Al Yasmeen Electrical Switchgear & Trading LLC.exe"C:\Users\Admin\AppData\Local\Temp\Al Yasmeen Electrical Switchgear & Trading LLC.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\aWPBoty.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\aWPBoty" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD3CB.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
-
C:\Users\Admin\AppData\Local\Temp\Al Yasmeen Electrical Switchgear & Trading LLC.exe"C:\Users\Admin\AppData\Local\Temp\Al Yasmeen Electrical Switchgear & Trading LLC.exe"2⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\ProgramData\Remcos\remcos.exe"C:\ProgramData\Remcos\remcos.exe"3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- 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\aWPBoty.exe"4⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\aWPBoty" /XML "C:\Users\Admin\AppData\Local\Temp\tmp22E.tmp"4⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
-
C:\ProgramData\Remcos\remcos.exe"C:\ProgramData\Remcos\remcos.exe"4⤵
- Executes dropped EXE
-
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C:\ProgramData\Remcos\remcos.exe"C:\ProgramData\Remcos\remcos.exe"4⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
-
-
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
remcos.exe
powershell.exe.log
StartupProfileData-NonInteractive
__PSScriptPolicyTest_in4quiqs.aze.ps1
tmpD3CB.tmp
memory/64-53-0x0000000000400000-0x0000000000482000-memory.dmp
memory/64-30-0x0000000000400000-0x0000000000482000-memory.dmp
memory/64-24-0x0000000000400000-0x0000000000482000-memory.dmp
memory/64-26-0x0000000000400000-0x0000000000482000-memory.dmp
memory/64-25-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-143-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-145-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-171-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-170-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-169-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-168-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-167-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-166-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-165-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-164-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-163-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-162-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-161-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-160-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-159-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-158-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-157-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-121-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-120-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-154-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-153-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-152-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-151-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-150-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-149-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-148-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-147-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-146-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-119-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-144-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-142-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-141-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-140-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-139-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-138-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-137-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-87-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-85-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-136-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-135-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-134-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-99-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-133-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-132-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-131-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-130-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-115-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-116-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-117-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-118-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-129-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-155-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-156-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-122-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-123-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-124-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-125-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-126-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-127-0x0000000000400000-0x0000000000482000-memory.dmp
memory/740-128-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2996-93-0x0000000005D40000-0x0000000006094000-memory.dmp
memory/2996-113-0x0000000007910000-0x0000000007924000-memory.dmp
memory/2996-112-0x00000000078D0000-0x00000000078E1000-memory.dmp
memory/2996-111-0x00000000072D0000-0x0000000007373000-memory.dmp
memory/2996-101-0x0000000071FC0000-0x000000007200C000-memory.dmp
memory/2996-100-0x0000000006400000-0x000000000644C000-memory.dmp
memory/3644-15-0x0000000002EC0000-0x0000000002EF6000-memory.dmp
memory/3644-65-0x0000000006D90000-0x0000000006DAE000-memory.dmp
memory/3644-17-0x0000000005A40000-0x0000000006068000-memory.dmp
memory/3644-78-0x0000000074910000-0x00000000750C0000-memory.dmp
memory/3644-75-0x0000000007E30000-0x0000000007E38000-memory.dmp
memory/3644-74-0x0000000007E50000-0x0000000007E6A000-memory.dmp
memory/3644-73-0x0000000007D50000-0x0000000007D64000-memory.dmp
memory/3644-72-0x0000000007D40000-0x0000000007D4E000-memory.dmp
memory/3644-16-0x0000000074910000-0x00000000750C0000-memory.dmp
memory/3644-71-0x0000000007D10000-0x0000000007D21000-memory.dmp
memory/3644-70-0x0000000007D90000-0x0000000007E26000-memory.dmp
memory/3644-69-0x0000000007B80000-0x0000000007B8A000-memory.dmp
memory/3644-68-0x0000000007B10000-0x0000000007B2A000-memory.dmp
memory/3644-23-0x0000000005960000-0x00000000059C6000-memory.dmp
memory/3644-67-0x0000000008150000-0x00000000087CA000-memory.dmp
memory/3644-66-0x00000000079F0000-0x0000000007A93000-memory.dmp
memory/3644-55-0x000000006F3B0000-0x000000006F3FC000-memory.dmp
memory/3644-54-0x0000000006DB0000-0x0000000006DE2000-memory.dmp
memory/3644-19-0x0000000074910000-0x00000000750C0000-memory.dmp
memory/3644-21-0x0000000074910000-0x00000000750C0000-memory.dmp
memory/3644-40-0x00000000067F0000-0x000000000680E000-memory.dmp
memory/3644-42-0x00000000068B0000-0x00000000068FC000-memory.dmp
memory/3644-29-0x00000000061F0000-0x0000000006544000-memory.dmp
memory/3644-20-0x0000000005850000-0x0000000005872000-memory.dmp
memory/3644-22-0x00000000058F0000-0x0000000005956000-memory.dmp
memory/4952-4-0x0000000005430000-0x000000000543A000-memory.dmp
memory/4952-41-0x0000000074910000-0x00000000750C0000-memory.dmp
memory/4952-5-0x0000000074910000-0x00000000750C0000-memory.dmp
memory/4952-6-0x00000000057A0000-0x00000000057B8000-memory.dmp
memory/4952-7-0x00000000057C0000-0x00000000057CE000-memory.dmp
memory/4952-8-0x0000000006730000-0x0000000006746000-memory.dmp
memory/4952-9-0x0000000009090000-0x0000000009150000-memory.dmp
memory/4952-1-0x0000000000990000-0x0000000000A90000-memory.dmp
memory/4952-3-0x00000000054B0000-0x0000000005542000-memory.dmp
memory/4952-10-0x0000000007DB0000-0x0000000007E4C000-memory.dmp
memory/4952-0-0x000000007491E000-0x000000007491F000-memory.dmp
memory/4952-2-0x0000000005B80000-0x0000000006124000-memory.dmp