Analysis
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max time kernel
300s -
max time network
297s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-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 7 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
Processes:
resource yara_rule behavioral2/memory/1460-23-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral2/memory/3912-26-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral2/memory/1460-30-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral2/memory/3048-29-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/3912-27-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral2/memory/1460-25-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral2/memory/3912-35-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft -
NirSoft MailPassView 3 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral2/memory/1460-23-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral2/memory/1460-30-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral2/memory/1460-25-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 3 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral2/memory/3912-26-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral2/memory/3912-27-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral2/memory/3912-35-0x0000000000400000-0x0000000000478000-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-1-5-21-4106386276-4127174233-3637007343-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exedescription pid process target process PID 2448 set thread context of 3912 2448 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 2448 set thread context of 1460 2448 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 2448 set thread context of 3048 2448 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 6 IoCs
Processes:
dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exedc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exepid process 3912 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe 3912 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe 3048 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe 3048 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe 3912 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe 3912 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
Processes:
dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exepid process 2448 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe 2448 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe 2448 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exedescription pid process Token: SeDebugPrivilege 3048 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exepid process 2448 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exedescription pid process target process PID 2448 wrote to memory of 3912 2448 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 2448 wrote to memory of 3912 2448 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 2448 wrote to memory of 3912 2448 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 2448 wrote to memory of 3912 2448 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 2448 wrote to memory of 1460 2448 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 2448 wrote to memory of 1460 2448 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 2448 wrote to memory of 1460 2448 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 2448 wrote to memory of 1460 2448 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 2448 wrote to memory of 3048 2448 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 2448 wrote to memory of 3048 2448 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 2448 wrote to memory of 3048 2448 dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe PID 2448 wrote to memory of 3048 2448 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:2448 -
C:\Users\Admin\AppData\Local\Temp\dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exeC:\Users\Admin\AppData\Local\Temp\dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe /stext "C:\Users\Admin\AppData\Local\Temp\qftrwvxevkxpttwzswgbmy"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:3912 -
C:\Users\Admin\AppData\Local\Temp\dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exeC:\Users\Admin\AppData\Local\Temp\dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe /stext "C:\Users\Admin\AppData\Local\Temp\azykxohfjspuehsdchtupdord"2⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
PID:1460 -
C:\Users\Admin\AppData\Local\Temp\dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exeC:\Users\Admin\AppData\Local\Temp\dc27a217b51c8b86cc41029dd69e1ced493682bb8721065d25f232d188015779.exe /stext "C:\Users\Admin\AppData\Local\Temp\dbecxgszxahhgnghtsgwapjalria"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3048
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
144B
MD5e578a2cdeca4202f93234fd3b552756e
SHA1335f9f0162688cc539bca9d23104c4aca8a8592f
SHA25658075a9914a7ba1c79b5e872bdd8b4972a140a289d61f7995891093709cdcee7
SHA5122523b468d3816184ea0bdcc79905aa72b43022d3c39df6956b3be559bcb42c380e6b707adf6ebea172cb26cc6f32841dd1088ce06cd8fbcf4e9771de59ff97c6
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Filesize
4KB
MD5aeb1356a0857995e1a148e8d8d75685f
SHA1c1fd5f37ce9b0bc8ee2d0a4dc1be836287d42501
SHA256a3a528a52dac30a3c0bc66975a4e9dc3afab2f0addc48a4ef1f1fa8d7d17d910
SHA5125ee99d9262e4f024ba0cebb8732f1c81eaa5b4e40081da8aa8eb17697e73d04cc7af73a0bb1887fe8f3d903ba0079cdc66996561d281e53d16bee978fa33a0c2