Analysis
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max time kernel
298s -
max time network
293s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
25-07-2024 22:50
Static task
static1
Behavioral task
behavioral1
Sample
dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe
Resource
win10-20240404-en
General
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Target
dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe
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Size
488KB
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MD5
675c946c7e255a38689fc35e17e8aa44
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SHA1
ea926cd51fbbd26a96c7273fabc2d1e5535b167b
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SHA256
dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779
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SHA512
93c2bae802f91878ea3b63b54dbf9c1f812cbcf667fc407095c5348612ec9137c361d5f3fd3d8a01d4b9a7f58b3c118f90e4bccfb95baa01f45f522dd287cae5
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SSDEEP
12288:HrMS+v6FgOijSlW8aAfTVl/8FrstNkN2dF0m775Qnqiv9:glmgPSlW8Vvcnqiv
Malware Config
Extracted
remcos
RemoteHost
127.0.0.1:52121
officerem.duckdns.org:52121
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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-UNX1LL
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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 10 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
Processes:
resource yara_rule behavioral1/memory/2736-30-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral1/memory/2888-29-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/2888-25-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/2736-40-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral1/memory/2340-41-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/2340-39-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/2340-38-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/2888-46-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/2736-50-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral1/memory/1756-124-0x0000000003DB0000-0x0000000003E35000-memory.dmp Nirsoft -
NirSoft MailPassView 4 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral1/memory/2736-30-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral1/memory/2736-40-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral1/memory/2736-50-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral1/memory/1756-124-0x0000000003DB0000-0x0000000003E35000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 3 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral1/memory/2888-29-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral1/memory/2888-25-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral1/memory/2888-46-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
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
Processes:
dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exedescription pid process target process PID 1756 set thread context of 2888 1756 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 1756 set thread context of 2736 1756 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 1756 set thread context of 2340 1756 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe -
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:
dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exedc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exedc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exedc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exepid process 2888 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe 2888 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
Processes:
dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exepid process 1756 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe 1756 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe 1756 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exedescription pid process Token: SeDebugPrivilege 2340 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exepid process 1756 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exedescription pid process target process PID 1756 wrote to memory of 2888 1756 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 1756 wrote to memory of 2888 1756 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 1756 wrote to memory of 2888 1756 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 1756 wrote to memory of 2888 1756 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 1756 wrote to memory of 2888 1756 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 1756 wrote to memory of 2736 1756 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 1756 wrote to memory of 2736 1756 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 1756 wrote to memory of 2736 1756 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 1756 wrote to memory of 2736 1756 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 1756 wrote to memory of 2736 1756 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 1756 wrote to memory of 2340 1756 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 1756 wrote to memory of 2340 1756 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 1756 wrote to memory of 2340 1756 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 1756 wrote to memory of 2340 1756 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 1756 wrote to memory of 2340 1756 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe"C:\Users\Admin\AppData\Local\Temp\dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1756 -
C:\Users\Admin\AppData\Local\Temp\dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exeC:\Users\Admin\AppData\Local\Temp\dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe /stext "C:\Users\Admin\AppData\Local\Temp\mubwlvpwardcxyegtbliqlobsopdfq"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2888 -
C:\Users\Admin\AppData\Local\Temp\dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exeC:\Users\Admin\AppData\Local\Temp\dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe /stext "C:\Users\Admin\AppData\Local\Temp\oogheoaqozvhhmskcmxktyjsbvzeyausv"2⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
PID:2736 -
C:\Users\Admin\AppData\Local\Temp\dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exeC:\Users\Admin\AppData\Local\Temp\dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe /stext "C:\Users\Admin\AppData\Local\Temp\zqlzf"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2340
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
144B
MD553ff268d85c1339c2ee38eb1adf8dd43
SHA19a174bf27f4d8d0c0061e2e659874dcf901edf05
SHA256c734a0bbf42c6e3d905c99499e11d3e1ed6c240e977cd20aace16ac39b2c9cc2
SHA51294b3992579573724a06e84bb154a325bfd4dee9467dbf180b168c7ec05c63dcb4f73863dd4f08b84abe3088588c1dff92037cd7fc1658459ed99b0574f472da3
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84