Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
08/12/2023, 09:22
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Win32.RATX-gen.23971.32281.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
SecuriteInfo.com.Win32.RATX-gen.23971.32281.exe
Resource
win10v2004-20231127-en
General
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Target
SecuriteInfo.com.Win32.RATX-gen.23971.32281.exe
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Size
757KB
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MD5
6696d37cf0b9b65fd9fc58934d79c9cb
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SHA1
6c75525f455c341e936ec64546fc4d9bfe52ee81
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SHA256
2db991b9ae725ec59f9a29654e4c5f8d2bf363662cfa8d271a8692fea4883744
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SHA512
b9db5f1832b7a6d046c029204d6061e13b1e4b1d3e1a0117a7f51d03aa08b6a5f97be2036cba93ceb17a4f558c4ddfd580a80185d9c8446818b854ebe1749a18
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SSDEEP
12288:HDWMD9ehE+uDneLBQt20dup/20AQBOLdxD4N1fahKDZncwk6pvxT0K0jlyOJN9R4:FeVZ27zZPdnjImBOQXU
Malware Config
Extracted
remcos
RemoteHost
107.175.229.139:8087
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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-IZFV1M
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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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NirSoft MailPassView 2 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral2/memory/264-53-0x0000000000400000-0x0000000000457000-memory.dmp MailPassView behavioral2/memory/264-62-0x0000000000400000-0x0000000000457000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 2 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral2/memory/1864-52-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral2/memory/1864-66-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
Nirsoft 6 IoCs
resource yara_rule behavioral2/memory/264-53-0x0000000000400000-0x0000000000457000-memory.dmp Nirsoft behavioral2/memory/1864-52-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral2/memory/264-62-0x0000000000400000-0x0000000000457000-memory.dmp Nirsoft behavioral2/memory/1044-63-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/1044-64-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/1864-66-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe Powershell.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe Powershell.exe -
Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3455265224-196869244-2056873367-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts cvtres.exe -
Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 1484 set thread context of 872 1484 SecuriteInfo.com.Win32.RATX-gen.23971.32281.exe 90 PID 872 set thread context of 1864 872 cvtres.exe 92 PID 872 set thread context of 264 872 cvtres.exe 93 PID 872 set thread context of 1044 872 cvtres.exe 94 -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 3760 Powershell.exe 3760 Powershell.exe 1864 cvtres.exe 1864 cvtres.exe 1044 cvtres.exe 1044 cvtres.exe 1864 cvtres.exe 1864 cvtres.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
pid Process 872 cvtres.exe 872 cvtres.exe 872 cvtres.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3760 Powershell.exe Token: SeDebugPrivilege 1044 cvtres.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 872 cvtres.exe -
Suspicious use of WriteProcessMemory 27 IoCs
description pid Process procid_target PID 1484 wrote to memory of 3760 1484 SecuriteInfo.com.Win32.RATX-gen.23971.32281.exe 87 PID 1484 wrote to memory of 3760 1484 SecuriteInfo.com.Win32.RATX-gen.23971.32281.exe 87 PID 1484 wrote to memory of 3760 1484 SecuriteInfo.com.Win32.RATX-gen.23971.32281.exe 87 PID 1484 wrote to memory of 872 1484 SecuriteInfo.com.Win32.RATX-gen.23971.32281.exe 90 PID 1484 wrote to memory of 872 1484 SecuriteInfo.com.Win32.RATX-gen.23971.32281.exe 90 PID 1484 wrote to memory of 872 1484 SecuriteInfo.com.Win32.RATX-gen.23971.32281.exe 90 PID 1484 wrote to memory of 872 1484 SecuriteInfo.com.Win32.RATX-gen.23971.32281.exe 90 PID 1484 wrote to memory of 872 1484 SecuriteInfo.com.Win32.RATX-gen.23971.32281.exe 90 PID 1484 wrote to memory of 872 1484 SecuriteInfo.com.Win32.RATX-gen.23971.32281.exe 90 PID 1484 wrote to memory of 872 1484 SecuriteInfo.com.Win32.RATX-gen.23971.32281.exe 90 PID 1484 wrote to memory of 872 1484 SecuriteInfo.com.Win32.RATX-gen.23971.32281.exe 90 PID 1484 wrote to memory of 872 1484 SecuriteInfo.com.Win32.RATX-gen.23971.32281.exe 90 PID 1484 wrote to memory of 872 1484 SecuriteInfo.com.Win32.RATX-gen.23971.32281.exe 90 PID 1484 wrote to memory of 872 1484 SecuriteInfo.com.Win32.RATX-gen.23971.32281.exe 90 PID 1484 wrote to memory of 872 1484 SecuriteInfo.com.Win32.RATX-gen.23971.32281.exe 90 PID 872 wrote to memory of 1864 872 cvtres.exe 92 PID 872 wrote to memory of 1864 872 cvtres.exe 92 PID 872 wrote to memory of 1864 872 cvtres.exe 92 PID 872 wrote to memory of 1864 872 cvtres.exe 92 PID 872 wrote to memory of 264 872 cvtres.exe 93 PID 872 wrote to memory of 264 872 cvtres.exe 93 PID 872 wrote to memory of 264 872 cvtres.exe 93 PID 872 wrote to memory of 264 872 cvtres.exe 93 PID 872 wrote to memory of 1044 872 cvtres.exe 94 PID 872 wrote to memory of 1044 872 cvtres.exe 94 PID 872 wrote to memory of 1044 872 cvtres.exe 94 PID 872 wrote to memory of 1044 872 cvtres.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.23971.32281.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.23971.32281.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1484 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe"Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.23971.32281.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe'2⤵
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3760
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:872 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe /stext "C:\Users\Admin\AppData\Local\Temp\fvwtjzufs"3⤵
- Suspicious behavior: EnumeratesProcesses
PID:1864
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe /stext "C:\Users\Admin\AppData\Local\Temp\hxkeksfggrqy"3⤵
- Accesses Microsoft Outlook accounts
PID:264
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe /stext "C:\Users\Admin\AppData\Local\Temp\rrpwlkqatzikfig"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1044
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
144B
MD54332a0f609caccc46bd2ae81dd0916f7
SHA1fa659debbf36207ab86f7a7598e3aeedb2ca3d83
SHA25668d8e65d0f387ae8ec1ed1d290d8bf6b97876b61239e85e8122d6c2bcfd1894a
SHA512fabda691bb44f4a15fe9118fcb2c34df883d12bdf5efb3afdb777d4ca5a1ac20e2c5eddce786aacd2e95ae7b20a3c968df2a0d13ce6c2a800f323a76a86b5a19
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
4KB
MD5b645998a8fdd6743c0a095bc36ef4b74
SHA11181e110c9cfb632824da8794afcc3ef8b8de1c7
SHA2567f375fd0c1bf3b4a39e12d3290a97a8dffd1b1d73bbaf3a276fc5d2c2757cdfe
SHA5120e21cd5bd73ab7bd0fbb34fc0b22a7c19e753003b347602466898b7983b38db49037decca1e805b1a5913dacf1f3f72b6b369987c782f15d797848c64f6e98d7