Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
23/08/2024, 06:21
General
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Target
SecuriteInfo.com.Win32.PWSX-gen.17334.14366.exe
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Size
992KB
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MD5
8d3e290b31269ed646fdaeb03fc044b1
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SHA1
6b4feb7ecad8adffc5d9b14d931c463b76347d48
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SHA256
66f3abf06c96c938894a2d721331e7dec08154d681bfae6f2db4dbc35a995e46
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SHA512
7501f8c773f5b26aa9dbc4833423ced084935b6f90b38fd67f204928c44e2d3b0d4a83d9e07bb79b80efe095838881e0c65af8f22886d3221e49ba6cd23019a4
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SSDEEP
12288:vdZshZWHXnhEE8tpUEx1I94L+R49xIUBZjlP4JH0Y6QC4zmEs0mwF0WOs5HvrWZp:vzshZEXw7jIS6RuXGUDQFDMEKW4THM0L
Malware Config
Extracted
remcos
Aug 23C
method8888.ddns.net:6902
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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-RCNGU6
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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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Remcos
Remcos is a closed-source remote control and surveillance software.
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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 3 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
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NirSoft MailPassView 1 IoCs
Password recovery tool for various email clients
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NirSoft WebBrowserPassView 1 IoCs
Password recovery tool for various web browsers
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Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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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
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Suspicious use of SetThreadContext 4 IoCs
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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 8 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 12 IoCs
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Suspicious behavior: MapViewOfSection 4 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 36 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.17334.14366.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.17334.14366.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.17334.14366.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TkhOsslQS.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TkhOsslQS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp338E.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.17334.14366.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.17334.14366.exe"2⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.17334.14366.exeC:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.17334.14366.exe /stext "C:\Users\Admin\AppData\Local\Temp\ybrmqkiszhxleozjutwfjlaosmpkpxyljk"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.17334.14366.exeC:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.17334.14366.exe /stext "C:\Users\Admin\AppData\Local\Temp\ivewqd"3⤵
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.17334.14366.exeC:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.17334.14366.exe /stext "C:\Users\Admin\AppData\Local\Temp\ivewqd"3⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.17334.14366.exeC:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.17334.14366.exe /stext "C:\Users\Admin\AppData\Local\Temp\sxjpjveojy"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
144B
MD599c55557c875ab02ff0cbf7190e0e72f
SHA173fd2e99dd75489005f34ea17d26af5e7ad1ea3f
SHA256f54bcb1548f9b68d6e5819b332bd09a2f0d5fb505b0a22b3ef6982bb10c0cd41
SHA512fc9a0d5a2c64d589d460d482136368e2aaeb09001f89bed958adc3219565ed2005ef224d847e12f0e872c3c0c7696e9d90b3b098909023d1d279eca6641628fd
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5306400c283c19d3fe7563c2bdc82b991
SHA1621450ed29e97c21dc44e6a471f40bf1a69e2c2a
SHA25626c8e2c5308c06efdc66c39d2e68bf65b559924a55d130305741f7ff113cef6f
SHA512ae8989781cc15a669fc45f33e0630be1f955589e957c978d5c807541735ec229493c603a93a56ebb14c2face53db80ef90b2158df75f32ebd7e0a15dea15eccc
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Filesize
4KB
MD5faaa2b16df1bfc1a3792faaa35786349
SHA1359534a59d7c5139ae205c24533ba60afdfb9f3f
SHA2563586befc3b8b4da223e2ee0dcb00965ba5c0a205c14f2acefdeec7e46efddd5a
SHA5122fbc79cace52a58e69ab983d034bb41ebb2496f767e18e5e4b31eefc4447c935d8614f744c71302e459350a05562fadc4c2355d76638b595e7cff1bb3d1618db
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Filesize
7.7MB
-
Filesize
408KB
-
Filesize
7.7MB
-
Filesize
120KB
-
Filesize
120KB
-
Filesize
408KB
-
Filesize
136KB
-
Filesize
304KB
-
Filesize
3.3MB
-
Filesize
200KB
-
Filesize
216KB
-
Filesize
6.2MB
-
Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
652KB
-
Filesize
392KB
-
Filesize
392KB
-
Filesize
392KB
-
Filesize
144KB
-
Filesize
144KB
-
Filesize
144KB
-
Filesize
480KB
-
Filesize
480KB
-
Filesize
480KB
-
Filesize
104KB
-
Filesize
928KB
-
Filesize
48KB
-
Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
4KB
-
Filesize
768KB
-
Filesize
4KB
-
Filesize
624KB
-
Filesize
7.7MB
-
Filesize
40KB
-
Filesize
64KB
-
Filesize
584KB
-
Filesize
5.6MB
-
Filesize
1000KB
-
Filesize
56KB
-
Filesize
600KB
-
Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
32KB
-
Filesize
104KB
-
Filesize
304KB
-
Filesize
6.5MB
-
Filesize
104KB
-
Filesize
304KB
-
Filesize
80KB
-
Filesize
7.7MB
-
Filesize
68KB
-
Filesize
40KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
100KB
-
Filesize
520KB
-
Filesize
100KB
-
Filesize
100KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
520KB
-
Filesize
520KB