Analysis
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max time kernel
150s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20231020-en -
resource tags
arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system -
submitted
08/12/2023, 09:23
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Win32.RATX-gen.21340.24792.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
SecuriteInfo.com.Win32.RATX-gen.21340.24792.exe
Resource
win10v2004-20231127-en
General
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Target
SecuriteInfo.com.Win32.RATX-gen.21340.24792.exe
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Size
757KB
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MD5
49eca8d1b29bfaec20599239db6f10da
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SHA1
ee605018797e3a9408e24b7ec0767ef5e096ac16
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SHA256
dfd724316cb0edbf1212cbf5e71f007d22b7a38e7860d96d4d4bedf17eaa85ea
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SHA512
a0d1d7910314cc76bdfa46b6f8cdc9909d850f7fe320be943c16bb6da86b213b23148b331626492a07fedda1932e9d09d4fd10faeb00171e43cdd801cfb71220
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SSDEEP
12288:HDWMD9ehE+uDneLBQt20dup/20AQBOLdxD4N1fahKDwancwk6pvxT0K0jlyOJN9I:FefZ27zZPdnjImBOQX
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 behavioral1/memory/672-54-0x0000000000400000-0x0000000000457000-memory.dmp MailPassView behavioral1/memory/672-64-0x0000000000400000-0x0000000000457000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 2 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral1/memory/1044-49-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral1/memory/1044-60-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
Nirsoft 7 IoCs
resource yara_rule behavioral1/memory/1044-49-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/672-54-0x0000000000400000-0x0000000000457000-memory.dmp Nirsoft behavioral1/memory/1044-60-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/672-64-0x0000000000400000-0x0000000000457000-memory.dmp Nirsoft behavioral1/memory/1252-73-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/1252-76-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/1252-69-0x0000000000400000-0x0000000000424000-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-1-5-21-2084844033-2744876406-2053742436-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts cvtres.exe -
Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 844 set thread context of 2660 844 SecuriteInfo.com.Win32.RATX-gen.21340.24792.exe 30 PID 2660 set thread context of 1044 2660 cvtres.exe 32 PID 2660 set thread context of 672 2660 cvtres.exe 33 PID 2660 set thread context of 1252 2660 cvtres.exe 34 -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2088 Powershell.exe 1044 cvtres.exe 1044 cvtres.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
pid Process 2660 cvtres.exe 2660 cvtres.exe 2660 cvtres.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2088 Powershell.exe Token: SeDebugPrivilege 1252 cvtres.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2660 cvtres.exe -
Suspicious use of WriteProcessMemory 32 IoCs
description pid Process procid_target PID 844 wrote to memory of 2088 844 SecuriteInfo.com.Win32.RATX-gen.21340.24792.exe 28 PID 844 wrote to memory of 2088 844 SecuriteInfo.com.Win32.RATX-gen.21340.24792.exe 28 PID 844 wrote to memory of 2088 844 SecuriteInfo.com.Win32.RATX-gen.21340.24792.exe 28 PID 844 wrote to memory of 2088 844 SecuriteInfo.com.Win32.RATX-gen.21340.24792.exe 28 PID 844 wrote to memory of 2660 844 SecuriteInfo.com.Win32.RATX-gen.21340.24792.exe 30 PID 844 wrote to memory of 2660 844 SecuriteInfo.com.Win32.RATX-gen.21340.24792.exe 30 PID 844 wrote to memory of 2660 844 SecuriteInfo.com.Win32.RATX-gen.21340.24792.exe 30 PID 844 wrote to memory of 2660 844 SecuriteInfo.com.Win32.RATX-gen.21340.24792.exe 30 PID 844 wrote to memory of 2660 844 SecuriteInfo.com.Win32.RATX-gen.21340.24792.exe 30 PID 844 wrote to memory of 2660 844 SecuriteInfo.com.Win32.RATX-gen.21340.24792.exe 30 PID 844 wrote to memory of 2660 844 SecuriteInfo.com.Win32.RATX-gen.21340.24792.exe 30 PID 844 wrote to memory of 2660 844 SecuriteInfo.com.Win32.RATX-gen.21340.24792.exe 30 PID 844 wrote to memory of 2660 844 SecuriteInfo.com.Win32.RATX-gen.21340.24792.exe 30 PID 844 wrote to memory of 2660 844 SecuriteInfo.com.Win32.RATX-gen.21340.24792.exe 30 PID 844 wrote to memory of 2660 844 SecuriteInfo.com.Win32.RATX-gen.21340.24792.exe 30 PID 844 wrote to memory of 2660 844 SecuriteInfo.com.Win32.RATX-gen.21340.24792.exe 30 PID 844 wrote to memory of 2660 844 SecuriteInfo.com.Win32.RATX-gen.21340.24792.exe 30 PID 2660 wrote to memory of 1044 2660 cvtres.exe 32 PID 2660 wrote to memory of 1044 2660 cvtres.exe 32 PID 2660 wrote to memory of 1044 2660 cvtres.exe 32 PID 2660 wrote to memory of 1044 2660 cvtres.exe 32 PID 2660 wrote to memory of 1044 2660 cvtres.exe 32 PID 2660 wrote to memory of 672 2660 cvtres.exe 33 PID 2660 wrote to memory of 672 2660 cvtres.exe 33 PID 2660 wrote to memory of 672 2660 cvtres.exe 33 PID 2660 wrote to memory of 672 2660 cvtres.exe 33 PID 2660 wrote to memory of 672 2660 cvtres.exe 33 PID 2660 wrote to memory of 1252 2660 cvtres.exe 34 PID 2660 wrote to memory of 1252 2660 cvtres.exe 34 PID 2660 wrote to memory of 1252 2660 cvtres.exe 34 PID 2660 wrote to memory of 1252 2660 cvtres.exe 34 PID 2660 wrote to memory of 1252 2660 cvtres.exe 34
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.21340.24792.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.21340.24792.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:844 -
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.21340.24792.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:2088
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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:2660 -
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\htcfcicix"3⤵
- Suspicious behavior: EnumeratesProcesses
PID:1044
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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\svhydbnjtnoj"3⤵
- Accesses Microsoft Outlook accounts
PID:672
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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\cpnjdtxdhwgnprp"3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1252
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
144B
MD50a52517ec4b1073b9e77c9be751d5314
SHA1af881a778d2c2b2b587f1702754867b049908a52
SHA256bb3f8d536491ddc4030d97c0e9c094d5c5a6012cfaa17164a2e5cd84f30d453f
SHA51286d19f07e842dee7c7f7abe7812f4ad5df3efd64b351295f24509dd7bcecd2d9cde828cc6411c4072b500072900f5f685ba78f96969e60fc8539c8136dbb5b78
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84