Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
09-10-2024 12:23
Static task
static1
Behavioral task
behavioral1
Sample
P04562345.bat.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
P04562345.bat.exe
Resource
win10v2004-20241007-en
General
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Target
P04562345.bat.exe
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Size
1.1MB
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MD5
d29616351ef9a129027188527865b943
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SHA1
29b47295801378189b842715da51f31c12a3331b
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SHA256
1f2244ccbe6c3cde3824c8b801a300393bebd9c9aa1c4538be0b67a5e761f075
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SHA512
cd05a6d085a7623b3e5e26b6e5f333709811d57554341708e1d71f92f9b6811ca5e91e948296f09017283475377c7aceb8e41f09a355dddf74e6ccbf4b58c024
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SSDEEP
24576:VeYzaZsWKMgptI3AeFGuD+x5ou+qxzc0xh276F6+E9:MZDYptCAef17A2O09
Malware Config
Extracted
remcos
RemoteHost
127.0.0.1:3000
154.216.17.185:6902
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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-L2X7AM
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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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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 3036 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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation P04562345.bat.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4656 set thread context of 4988 4656 P04562345.bat.exe 90 -
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 3 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 P04562345.bat.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language P04562345.bat.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3036 powershell.exe 3036 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3036 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4988 P04562345.bat.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 4656 wrote to memory of 3036 4656 P04562345.bat.exe 88 PID 4656 wrote to memory of 3036 4656 P04562345.bat.exe 88 PID 4656 wrote to memory of 3036 4656 P04562345.bat.exe 88 PID 4656 wrote to memory of 4988 4656 P04562345.bat.exe 90 PID 4656 wrote to memory of 4988 4656 P04562345.bat.exe 90 PID 4656 wrote to memory of 4988 4656 P04562345.bat.exe 90 PID 4656 wrote to memory of 4988 4656 P04562345.bat.exe 90 PID 4656 wrote to memory of 4988 4656 P04562345.bat.exe 90 PID 4656 wrote to memory of 4988 4656 P04562345.bat.exe 90 PID 4656 wrote to memory of 4988 4656 P04562345.bat.exe 90 PID 4656 wrote to memory of 4988 4656 P04562345.bat.exe 90 PID 4656 wrote to memory of 4988 4656 P04562345.bat.exe 90 PID 4656 wrote to memory of 4988 4656 P04562345.bat.exe 90 PID 4656 wrote to memory of 4988 4656 P04562345.bat.exe 90 PID 4656 wrote to memory of 4988 4656 P04562345.bat.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\P04562345.bat.exe"C:\Users\Admin\AppData\Local\Temp\P04562345.bat.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4656 -
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\P04562345.bat.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3036
-
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C:\Users\Admin\AppData\Local\Temp\P04562345.bat.exe"C:\Users\Admin\AppData\Local\Temp\P04562345.bat.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:4988
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
144B
MD5acde91da83a50e1d7552af3d4c6c7968
SHA193cba8cadd9c0a33ab8d1d93f4bfc047fba7c533
SHA2561b6701b9b8fe3f76d8734e79396be525e722723caa0e1b9c5f17e3f9fb198ebc
SHA512777e825a52e91e611bdf6388c14efe62fa02bc18971301d6d9cc59d9fef2125aef081e627ddeef12a25b9d437ba958e96d96ac916454def2f29b9bfe7545c360
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82