Analysis
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max time kernel
149s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
15-11-2024 20:00
Static task
static1
Behavioral task
behavioral1
Sample
6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe
Resource
win7-20240903-en
General
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Target
6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe
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Size
1.1MB
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MD5
349d2b2678590cbad8ddb01561fc3727
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SHA1
cec2304bd511a2f28955b8cdf90dc36111c6d9f1
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SHA256
6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514
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SHA512
7b25e9956a595a7c383bb4c1b4210b71de5a58a04c5a5d95fc746bb0b5ab1c2b20d91e1c72bad1be12949473a841b3ded50e48099b8c817edd3dca31d786a6b0
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SSDEEP
24576:m1kXnoZWsG1HFXWMt6HINqrs5JVG4vHab+cEGF/Z8qo:myXnhB0MsXs5/G4fIyh
Malware Config
Extracted
remcos
8654
windowsocttehe.duckdns.org:45682
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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
8454-HGPRQ6
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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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Remcos family
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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.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exedescription pid process target process PID 4988 set thread context of 2976 4988 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe -
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.
Processes:
6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exepowershell.exeschtasks.exe6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.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 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.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 5 IoCs
Processes:
6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exepowershell.exepid process 4988 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe 4988 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe 4988 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe 2160 powershell.exe 2160 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exepowershell.exedescription pid process Token: SeDebugPrivilege 4988 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe Token: SeDebugPrivilege 2160 powershell.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exedescription pid process target process PID 4988 wrote to memory of 2160 4988 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe powershell.exe PID 4988 wrote to memory of 2160 4988 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe powershell.exe PID 4988 wrote to memory of 2160 4988 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe powershell.exe PID 4988 wrote to memory of 4460 4988 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe schtasks.exe PID 4988 wrote to memory of 4460 4988 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe schtasks.exe PID 4988 wrote to memory of 4460 4988 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe schtasks.exe PID 4988 wrote to memory of 2976 4988 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe PID 4988 wrote to memory of 2976 4988 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe PID 4988 wrote to memory of 2976 4988 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe PID 4988 wrote to memory of 2976 4988 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe PID 4988 wrote to memory of 2976 4988 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe PID 4988 wrote to memory of 2976 4988 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe PID 4988 wrote to memory of 2976 4988 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe PID 4988 wrote to memory of 2976 4988 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe PID 4988 wrote to memory of 2976 4988 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe PID 4988 wrote to memory of 2976 4988 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe PID 4988 wrote to memory of 2976 4988 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe PID 4988 wrote to memory of 2976 4988 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe 6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe"C:\Users\Admin\AppData\Local\Temp\6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4988 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\zgjJlAmUnnGhG.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2160
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zgjJlAmUnnGhG" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE445.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4460
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C:\Users\Admin\AppData\Local\Temp\6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe"C:\Users\Admin\AppData\Local\Temp\6e13fc43be80b7d70a78e5d768e87459d04d291fe229cf07f7aa5e6a55c64514.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2976
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD50607d42c2203bb8565bae7cda2efb8f1
SHA1a92b0050ac6c84cad110506c361502f055664293
SHA2565d6095c9847eb1c868745a52da4f010b14d11fadb9a4cbd5e0d7e84859f314e2
SHA5123293bb2c6a93126e4fcd975b36ecd36cbda6eb9c8e7b336625bd038b1b3eca16bdeba25f5d4f241ff3ef576c1f25874a23c43ed93a087b192d57ce2a9ff4650c