Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
24-07-2024 01:22
Static task
static1
Behavioral task
behavioral1
Sample
2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d.exe
Resource
win7-20240708-en
General
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Target
2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d.exe
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Size
904KB
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MD5
38b63c968b2733cef310a6df2dcfa478
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SHA1
bbbb4dcf4ecc6364af54480929d430da1c460a13
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SHA256
2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d
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SHA512
ab9486482bfae4c5a86a5d3dbe9aa47b003d9d74965b5fbd24f72a30ee1bd5a34a75cbcecff98aa3852e7c2019a582f8633bc1c8d762a65ef9084fb00791f3da
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SSDEEP
24576:CRv6SSp2ReQ/tOsbwHsIS7NjkDpGrWbv8MXK:CJZeQcsUHPSZjkDpcWb3
Malware Config
Extracted
remcos
5764576
172.93.218.178:45667
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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
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keylog_file
logs.dat
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keylog_flag
false
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keylog_folder
remcos
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mouse_option
false
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mutex
765-XJJE0J
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screenshot_crypt
false
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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
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 1012 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\Control Panel\International\Geo\Nation 2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3756 set thread context of 212 3756 2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d.exe 98 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 920 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1012 powershell.exe 1012 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1012 powershell.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 3756 wrote to memory of 1012 3756 2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d.exe 94 PID 3756 wrote to memory of 1012 3756 2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d.exe 94 PID 3756 wrote to memory of 1012 3756 2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d.exe 94 PID 3756 wrote to memory of 920 3756 2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d.exe 96 PID 3756 wrote to memory of 920 3756 2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d.exe 96 PID 3756 wrote to memory of 920 3756 2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d.exe 96 PID 3756 wrote to memory of 212 3756 2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d.exe 98 PID 3756 wrote to memory of 212 3756 2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d.exe 98 PID 3756 wrote to memory of 212 3756 2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d.exe 98 PID 3756 wrote to memory of 212 3756 2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d.exe 98 PID 3756 wrote to memory of 212 3756 2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d.exe 98 PID 3756 wrote to memory of 212 3756 2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d.exe 98 PID 3756 wrote to memory of 212 3756 2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d.exe 98 PID 3756 wrote to memory of 212 3756 2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d.exe 98 PID 3756 wrote to memory of 212 3756 2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d.exe 98 PID 3756 wrote to memory of 212 3756 2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d.exe 98 PID 3756 wrote to memory of 212 3756 2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d.exe 98 PID 3756 wrote to memory of 212 3756 2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d.exe"C:\Users\Admin\AppData\Local\Temp\2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3756 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TlykqEvmBV.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1012
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TlykqEvmBV" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCB3F.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:920
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C:\Users\Admin\AppData\Local\Temp\2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d.exe"C:\Users\Admin\AppData\Local\Temp\2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d.exe"2⤵
- System Location Discovery: System Language Discovery
PID:212
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5a30dee2ad6db9ad6a52ec3821321f19d
SHA1fb7b9fe0c8bc516edda54e0881d8d285687be127
SHA2568c74533598bf4b3dff225a012f88fe60f6e769113e85c8bc505f9b1ad2aa144c
SHA5124f8b741f84936c24e28d5922dddc8d2463d415e522c7b3a3e6a650d6f6f727590ebfa6951aaa0bc7f73fe249c50a51b55e3cbf7793034cf9ac95bbe819ff0c54