Analysis
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max time kernel
148s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
12-11-2024 02:34
Static task
static1
Behavioral task
behavioral1
Sample
7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20241007-en
General
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Target
7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe
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Size
1009KB
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MD5
5b9520cdce201fecd22a108edc4b9927
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SHA1
6afb7c1ee328ec47ff4aabe5a19cd2d26ab54c1f
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SHA256
7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d
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SHA512
73e30d7e7f6519216f96638b025f4ce844c11ee90176bb4c49a0923b63423b246f22638db2c5bf61d7c874203edabdd7d4fdd0c651bfdf7b17311278fc67d750
-
SSDEEP
12288:l0g77CaJ/85VedbvaOvTks8Eac9Q7RS3iDpDUJMDVb8hAvaiKz4R39HzIluzTB:PCm85VwaOLkTjcGciDUJ2bsV21IAJ
Malware Config
Extracted
remcos
RemoteHost
185.149.234.209:2700
185.149.234.209:27000
185.149.234.209:28000
185.149.234.209:29000
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audio_folder
MicRecords
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audio_path
ApplicationPath
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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-FP3B7O
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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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Guloader family
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Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
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Remcos family
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Detected Nirsoft tools 8 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
Processes:
resource yara_rule behavioral2/memory/2064-43-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral2/memory/4724-42-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/4724-48-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/2064-51-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral2/memory/4724-49-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/1032-46-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral2/memory/2064-44-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral2/memory/1032-57-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft -
NirSoft MailPassView 3 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral2/memory/2064-43-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral2/memory/2064-51-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral2/memory/2064-44-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 2 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral2/memory/1032-46-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral2/memory/1032-57-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
Loads dropped DLL 2 IoCs
Processes:
7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exepid process 2348 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe 2348 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe -
Reads user/profile data of web browsers 3 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:
7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
Processes:
7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exepid process 3956 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exepid process 2348 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe 3956 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe -
Suspicious use of SetThreadContext 4 IoCs
Processes:
7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exedescription pid process target process PID 2348 set thread context of 3956 2348 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe PID 3956 set thread context of 1032 3956 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe PID 3956 set thread context of 2064 3956 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe PID 3956 set thread context of 4724 3956 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe -
Drops file in Windows directory 2 IoCs
Processes:
7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exedescription ioc process File opened for modification C:\Windows\realisme.ini 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe File opened for modification C:\Windows\resources\0409\busher.Hed 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.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 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exepid process 1032 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe 1032 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe 4724 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe 4724 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe 1032 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe 1032 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe -
Suspicious behavior: MapViewOfSection 4 IoCs
Processes:
7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exepid process 2348 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe 3956 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe 3956 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe 3956 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exedescription pid process Token: SeDebugPrivilege 4724 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exedescription pid process target process PID 2348 wrote to memory of 3956 2348 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe PID 2348 wrote to memory of 3956 2348 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe PID 2348 wrote to memory of 3956 2348 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe PID 2348 wrote to memory of 3956 2348 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe PID 2348 wrote to memory of 3956 2348 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe PID 3956 wrote to memory of 1032 3956 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe PID 3956 wrote to memory of 1032 3956 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe PID 3956 wrote to memory of 1032 3956 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe PID 3956 wrote to memory of 2064 3956 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe PID 3956 wrote to memory of 2064 3956 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe PID 3956 wrote to memory of 2064 3956 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe PID 3956 wrote to memory of 4724 3956 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe PID 3956 wrote to memory of 4724 3956 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe PID 3956 wrote to memory of 4724 3956 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe 7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe"C:\Users\Admin\AppData\Local\Temp\7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2348 -
C:\Users\Admin\AppData\Local\Temp\7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe"C:\Users\Admin\AppData\Local\Temp\7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe"2⤵
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3956 -
C:\Users\Admin\AppData\Local\Temp\7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exeC:\Users\Admin\AppData\Local\Temp\7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe /stext "C:\Users\Admin\AppData\Local\Temp\accze"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:1032
-
-
C:\Users\Admin\AppData\Local\Temp\7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exeC:\Users\Admin\AppData\Local\Temp\7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe /stext "C:\Users\Admin\AppData\Local\Temp\dehreebjz"3⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
PID:2064
-
-
C:\Users\Admin\AppData\Local\Temp\7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exeC:\Users\Admin\AppData\Local\Temp\7e1c0ca51cd0f6806f1fe6ddbb45fa4e00b288c686003f3e50b5ee71d2c6818d.exe /stext "C:\Users\Admin\AppData\Local\Temp\nymkxwmcvftn"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4724
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
4KB
MD560a0bdc1cf495566ff810105d728af4a
SHA1243403c535f37a1f3d5f307fc3fb8bdd5cbcf6e6
SHA256fd12da9f9b031f9fa742fa73bbb2c9265f84f49069b7c503e512427b93bce6d2
SHA5124445f214dbf5a01d703f22a848b56866f3f37b399de503f99d40448dc86459bf49d1fa487231f23c080a559017d72bcd9f6c13562e1f0bd53c1c9a89e73306a5
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Filesize
11KB
MD534442e1e0c2870341df55e1b7b3cccdc
SHA199b2fa21aead4b6ccd8ff2f6d3d3453a51d9c70c
SHA256269d232712c86983336badb40b9e55e80052d8389ed095ebf9214964d43b6bb1
SHA5124a8c57fb12997438b488b862f3fc9dc0f236e07bb47b2bce6053dcb03ac7ad171842f02ac749f02dda4719c681d186330524cd2953d33cb50854844e74b33d51
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Filesize
36B
MD554098ab42483d0d9baafb98e754befed
SHA1e355e59f79fcd4f5e2c8916a1009e6ac36788c9b
SHA25637863e9da60268fc68e1c602ee02fed62705704ba3bf1c2e607e0cfe22487d22
SHA512c960a4365b12b92bbf89d62492db50c79ded4523c9ec86c38dd3fdb2050f1d68caa42d4572d86f2e03069f3e3c638769a4b8d1269de2391c22fde996c3ad2fbb