Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20231201-en -
resource tags
arch:x64arch:x86image:win7-20231201-enlocale:en-usos:windows7-x64system -
submitted
08/12/2023, 09:45
Static task
static1
Behavioral task
behavioral1
Sample
G9876545678009876.exe
Resource
win7-20231201-en
Behavioral task
behavioral2
Sample
G9876545678009876.exe
Resource
win10v2004-20231130-en
General
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Target
G9876545678009876.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 3 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral1/memory/1868-51-0x0000000000400000-0x0000000000457000-memory.dmp MailPassView behavioral1/memory/1868-53-0x0000000000400000-0x0000000000457000-memory.dmp MailPassView behavioral1/memory/1868-65-0x0000000000400000-0x0000000000457000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 2 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral1/memory/2152-47-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral1/memory/2152-62-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
Nirsoft 7 IoCs
resource yara_rule behavioral1/memory/2152-47-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/1868-51-0x0000000000400000-0x0000000000457000-memory.dmp Nirsoft behavioral1/memory/1868-53-0x0000000000400000-0x0000000000457000-memory.dmp Nirsoft behavioral1/memory/2660-56-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/2660-57-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/2152-62-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/1868-65-0x0000000000400000-0x0000000000457000-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-1-5-21-1502336823-1680518048-858510903-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts cvtres.exe -
Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 2940 set thread context of 2692 2940 G9876545678009876.exe 30 PID 2692 set thread context of 2152 2692 cvtres.exe 32 PID 2692 set thread context of 1868 2692 cvtres.exe 33 PID 2692 set thread context of 2660 2692 cvtres.exe 34 -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2092 Powershell.exe 2152 cvtres.exe 2152 cvtres.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
pid Process 2692 cvtres.exe 2692 cvtres.exe 2692 cvtres.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2092 Powershell.exe Token: SeDebugPrivilege 2660 cvtres.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2692 cvtres.exe -
Suspicious use of WriteProcessMemory 32 IoCs
description pid Process procid_target PID 2940 wrote to memory of 2092 2940 G9876545678009876.exe 28 PID 2940 wrote to memory of 2092 2940 G9876545678009876.exe 28 PID 2940 wrote to memory of 2092 2940 G9876545678009876.exe 28 PID 2940 wrote to memory of 2092 2940 G9876545678009876.exe 28 PID 2940 wrote to memory of 2692 2940 G9876545678009876.exe 30 PID 2940 wrote to memory of 2692 2940 G9876545678009876.exe 30 PID 2940 wrote to memory of 2692 2940 G9876545678009876.exe 30 PID 2940 wrote to memory of 2692 2940 G9876545678009876.exe 30 PID 2940 wrote to memory of 2692 2940 G9876545678009876.exe 30 PID 2940 wrote to memory of 2692 2940 G9876545678009876.exe 30 PID 2940 wrote to memory of 2692 2940 G9876545678009876.exe 30 PID 2940 wrote to memory of 2692 2940 G9876545678009876.exe 30 PID 2940 wrote to memory of 2692 2940 G9876545678009876.exe 30 PID 2940 wrote to memory of 2692 2940 G9876545678009876.exe 30 PID 2940 wrote to memory of 2692 2940 G9876545678009876.exe 30 PID 2940 wrote to memory of 2692 2940 G9876545678009876.exe 30 PID 2940 wrote to memory of 2692 2940 G9876545678009876.exe 30 PID 2692 wrote to memory of 2152 2692 cvtres.exe 32 PID 2692 wrote to memory of 2152 2692 cvtres.exe 32 PID 2692 wrote to memory of 2152 2692 cvtres.exe 32 PID 2692 wrote to memory of 2152 2692 cvtres.exe 32 PID 2692 wrote to memory of 2152 2692 cvtres.exe 32 PID 2692 wrote to memory of 1868 2692 cvtres.exe 33 PID 2692 wrote to memory of 1868 2692 cvtres.exe 33 PID 2692 wrote to memory of 1868 2692 cvtres.exe 33 PID 2692 wrote to memory of 1868 2692 cvtres.exe 33 PID 2692 wrote to memory of 1868 2692 cvtres.exe 33 PID 2692 wrote to memory of 2660 2692 cvtres.exe 34 PID 2692 wrote to memory of 2660 2692 cvtres.exe 34 PID 2692 wrote to memory of 2660 2692 cvtres.exe 34 PID 2692 wrote to memory of 2660 2692 cvtres.exe 34 PID 2692 wrote to memory of 2660 2692 cvtres.exe 34
Processes
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C:\Users\Admin\AppData\Local\Temp\G9876545678009876.exe"C:\Users\Admin\AppData\Local\Temp\G9876545678009876.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2940 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe"Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\G9876545678009876.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:2092
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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:2692 -
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\fzctfclgbojribmjgoaqpfylt"3⤵
- Suspicious behavior: EnumeratesProcesses
PID:2152
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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\pthlgvwhpwbdspanpzmssjsccqpi"3⤵
- Accesses Microsoft Outlook accounts
PID:1868
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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\anuwhngbletivvwrhjzldwntcxgrffux"3⤵
- Suspicious use of AdjustPrivilegeToken
PID:2660
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
144B
MD5b192bccaa38e247c338b07d54c70c2f2
SHA1294111c160a4260f8e4dc2196cb563990c18cd1b
SHA256f4332ecfd01c3c0c456970c6304fe2c18042655f74b9dc84e6f30907b3c88726
SHA51232766d409755386ea0a5fb8a77edfd7e6e7d431437dc9e18828bf0189100615e18f4ef194ad2bbf6ca6e91a5acb1584026ff42d687976ff25995ef4348efd423
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84