Analysis
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max time kernel
148s -
max time network
151s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
27-08-2024 16:25
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe
Resource
win7-20240704-en
General
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Target
SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe
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Size
927KB
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MD5
339dcd1a52b9095623e72c678f20ed01
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SHA1
a2bd542dcddefc2ece12e47b380bc343ead31604
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SHA256
1414f1e42aa7b329d33ddbf9c64024eb822b1f61780bede84aa260724bd36b60
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SHA512
06b4ab19a5cd8957d879ed141e9d9ad5a0c4898d2bb460f4796d2d04014a67a10fe00bc6243a8936c8ec1b9be7d6cf4ce1a8a6c278067e6ea86ed5a2d40150a7
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SSDEEP
24576:JBKlj3XZEwjwxSonfaM00VMNSfQ/woYhkToooZ:2ljHZncct7IoY9bZ
Malware Config
Extracted
remcos
BCV
tvq3101.sytes.net:1974
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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-9PFUGS
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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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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Detected Nirsoft tools 3 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
resource yara_rule behavioral1/memory/1860-55-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral1/memory/2256-53-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/2912-49-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft -
NirSoft MailPassView 1 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral1/memory/1860-55-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 1 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral1/memory/2912-49-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
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 2200 powershell.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe -
Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 2688 set thread context of 2460 2688 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 32 PID 2460 set thread context of 2912 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 38 PID 2460 set thread context of 1860 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 39 PID 2460 set thread context of 2256 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 40 -
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 6 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 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2200 powershell.exe 2912 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 2912 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe -
Suspicious behavior: MapViewOfSection 5 IoCs
pid Process 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2200 powershell.exe Token: SeDebugPrivilege 2256 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe -
Suspicious use of SendNotifyMessage 1 IoCs
pid Process 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe -
Suspicious use of WriteProcessMemory 40 IoCs
description pid Process procid_target PID 2688 wrote to memory of 2200 2688 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 31 PID 2688 wrote to memory of 2200 2688 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 31 PID 2688 wrote to memory of 2200 2688 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 31 PID 2688 wrote to memory of 2200 2688 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 31 PID 2688 wrote to memory of 2460 2688 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 32 PID 2688 wrote to memory of 2460 2688 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 32 PID 2688 wrote to memory of 2460 2688 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 32 PID 2688 wrote to memory of 2460 2688 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 32 PID 2688 wrote to memory of 2460 2688 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 32 PID 2688 wrote to memory of 2460 2688 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 32 PID 2688 wrote to memory of 2460 2688 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 32 PID 2688 wrote to memory of 2460 2688 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 32 PID 2688 wrote to memory of 2460 2688 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 32 PID 2688 wrote to memory of 2460 2688 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 32 PID 2688 wrote to memory of 2460 2688 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 32 PID 2688 wrote to memory of 2460 2688 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 32 PID 2688 wrote to memory of 2460 2688 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 32 PID 2460 wrote to memory of 1404 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 36 PID 2460 wrote to memory of 1404 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 36 PID 2460 wrote to memory of 1404 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 36 PID 2460 wrote to memory of 1404 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 36 PID 2460 wrote to memory of 2592 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 37 PID 2460 wrote to memory of 2592 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 37 PID 2460 wrote to memory of 2592 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 37 PID 2460 wrote to memory of 2592 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 37 PID 2460 wrote to memory of 2912 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 38 PID 2460 wrote to memory of 2912 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 38 PID 2460 wrote to memory of 2912 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 38 PID 2460 wrote to memory of 2912 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 38 PID 2460 wrote to memory of 2912 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 38 PID 2460 wrote to memory of 1860 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 39 PID 2460 wrote to memory of 1860 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 39 PID 2460 wrote to memory of 1860 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 39 PID 2460 wrote to memory of 1860 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 39 PID 2460 wrote to memory of 1860 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 39 PID 2460 wrote to memory of 2256 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 40 PID 2460 wrote to memory of 2256 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 40 PID 2460 wrote to memory of 2256 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 40 PID 2460 wrote to memory of 2256 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 40 PID 2460 wrote to memory of 2256 2460 SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe 40
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2688 -
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\SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2200
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe"2⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2460 -
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exeC:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe /stext "C:\Users\Admin\AppData\Local\Temp\ayrxfhskpflxwcldzmixitdovmrewifq"3⤵PID:1404
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exeC:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe /stext "C:\Users\Admin\AppData\Local\Temp\ayrxfhskpflxwcldzmixitdovmrewifq"3⤵PID:2592
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exeC:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe /stext "C:\Users\Admin\AppData\Local\Temp\ayrxfhskpflxwcldzmixitdovmrewifq"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2912
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exeC:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe /stext "C:\Users\Admin\AppData\Local\Temp\lsxq"3⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
PID:1860
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exeC:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.37.11054.31488.exe /stext "C:\Users\Admin\AppData\Local\Temp\vukjgsn"3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2256
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
298B
MD547ae2a6f222c55df6e9cf990f5f16886
SHA11e2f0a461f0470e946799202379b26c6a7872ade
SHA256ee8f5803d4d73d9c6f8f893aed05527b993d99dce8b1292f127be2f690d14d5a
SHA5123a8fc30e379cc646fd055973767fe49bc1e7963e2c4504aeea96bfbe68c37aff2a94fcace6a5ea4bbd2fee37bea459404cead11045030c4492a6507313f8b695
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84