Analysis
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max time kernel
147s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
14-08-2024 01:20
Static task
static1
Behavioral task
behavioral1
Sample
b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe
Resource
win10v2004-20240802-en
General
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Target
b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe
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Size
1.1MB
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MD5
feefffb2f85e6449769501809c3da84c
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SHA1
e8841eb6afd72c1487ec5323a5bc4f37bfae0dcf
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SHA256
b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244
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SHA512
83a4c56f10148660c5c528f1b637dc40ffd1337a87be2f50161813c9d36641a48cf7babf8d0dfea2414f38da43a95529c8fe00e8c135243b380ea518496e9457
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SSDEEP
24576:hNDsYdZxwZQSkazcndb4MeFCu5+eADOWWiKDZbD0E+ou3x9+rreMoB:7teZExndpegSgLk/0E+h3L+rW
Malware Config
Extracted
remcos
RemoteHost
65.21.66.222:9821
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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
Rmc-LDQ8V0
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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 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
Processes:
powershell.exepowershell.exepid Process 320 powershell.exe 2852 powershell.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exedescription pid Process procid_target PID 2372 set thread context of 2744 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 37 -
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 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exepowershell.exepowershell.exeschtasks.exeb778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.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 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 9 IoCs
Processes:
b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exepowershell.exepowershell.exepid Process 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 320 powershell.exe 2852 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exepowershell.exepowershell.exedescription pid Process Token: SeDebugPrivilege 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe Token: SeDebugPrivilege 320 powershell.exe Token: SeDebugPrivilege 2852 powershell.exe -
Suspicious use of WriteProcessMemory 25 IoCs
Processes:
b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exedescription pid Process procid_target PID 2372 wrote to memory of 320 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 31 PID 2372 wrote to memory of 320 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 31 PID 2372 wrote to memory of 320 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 31 PID 2372 wrote to memory of 320 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 31 PID 2372 wrote to memory of 2852 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 33 PID 2372 wrote to memory of 2852 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 33 PID 2372 wrote to memory of 2852 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 33 PID 2372 wrote to memory of 2852 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 33 PID 2372 wrote to memory of 2808 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 34 PID 2372 wrote to memory of 2808 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 34 PID 2372 wrote to memory of 2808 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 34 PID 2372 wrote to memory of 2808 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 34 PID 2372 wrote to memory of 2744 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 37 PID 2372 wrote to memory of 2744 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 37 PID 2372 wrote to memory of 2744 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 37 PID 2372 wrote to memory of 2744 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 37 PID 2372 wrote to memory of 2744 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 37 PID 2372 wrote to memory of 2744 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 37 PID 2372 wrote to memory of 2744 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 37 PID 2372 wrote to memory of 2744 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 37 PID 2372 wrote to memory of 2744 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 37 PID 2372 wrote to memory of 2744 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 37 PID 2372 wrote to memory of 2744 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 37 PID 2372 wrote to memory of 2744 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 37 PID 2372 wrote to memory of 2744 2372 b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe"C:\Users\Admin\AppData\Local\Temp\b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2372 -
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\b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:320
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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\NUKXaCFNwRYYxi.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2852
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NUKXaCFNwRYYxi" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2BF.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2808
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C:\Users\Admin\AppData\Local\Temp\b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe"C:\Users\Admin\AppData\Local\Temp\b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2744
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD5f22679befb91e8e30dbd8de8aadc8aa9
SHA1bcc110ba794748fbb09f2d497786b282db8979ba
SHA256634a9bc8902d4a8a2d4558f7825657663eee5bcc027be036368938f60cbfa4d5
SHA51204e34281584b114dc7eca1d6a53097d574cf5910b345bb63f422a7b25145287d7a8fcf75dc498ad9b573e0677d8cd975f3a28c8f5ee8c938c55c2d09a9c3d521
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\JY3G4NVWFESMFH9ISI9J.temp
Filesize7KB
MD5b2423057e07e591b8c01c73a600fbee5
SHA1c2afc93a14cb3ec18bf28d44b8b567ec73c374d8
SHA2566a7ba64c602f7129743ef6f7d7c8db7edc02d52757411d0aefa2e383ef49f1ec
SHA5125deaaa3ef51ebd19f1e49c3e8fb56b3f34e68b7fc423e8729e7fbc481708fc9331e4840f2cc1bb29ba072e0d97bc4e6bb99a2852410497a98b71d67db92dee5b