General
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Target
MRP00108SDA00687.rar
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Size
623KB
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Sample
241209-klfasaslbw
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MD5
d2529b6b54c81ad2cfba0b408153510b
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SHA1
bf1568d0d90ff4d9e727f577a00ab29b68c2c9da
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SHA256
7507bdd2d90113ba83c84b5efe0687f0e28b3909c7ef2d5ff94d2aeb4e3b78be
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SHA512
f7f91b3cf99f15984ef57e90fe0bd00651f645d474fa2a24b1dce8022b792a882bb4456e6e7b8fe1297cb3e1edeb0a9d7970e3b8a718cfac367a3ae859c38647
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SSDEEP
12288:Nkfo3Kpb1TQX1o/K7g6MTDfM9pRBcgrC1PTLjW/NpGwqKqN3DqsL:NkgObtQX1o/ygzi6PTL2N4rKqtL
Malware Config
Extracted
remcos
RemoteHost
157.230.51.65:2404
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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-R66R8R
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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
Targets
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Target
MRP00108 & SDA00687.exe
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Size
710KB
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MD5
9fc11ee03f60a10e4a2f26edbf8fcdaf
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SHA1
7ed74a2e69bd49aadc4716a420dcacea97e220d7
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SHA256
30d74b831f98532075daed442b93067c7ce8846d7cbd557f43a13922840b698a
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SHA512
ee2d8b55b9b2b2d3e5cf867688236299a5585be3a7516dc8027e9965b2ac7354f1bf84fcf9f998af7ed185f8b36bbfd1b1a0e6d5a41b65a6d4ed06f722382adf
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SSDEEP
12288:X6qSGX12mgYtQvCOgMAwhsuiB/IhyrWQIUbMZHBeGoOO+XKCR6i0EYuCn0a:HJX1YBvCHMquiBJaQ/eBeGoOOKKCR655
Score10/10-
Remcos
Remcos is a closed-source remote control and surveillance software.
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Remcos family
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Detected Nirsoft tools
Free utilities often used by attackers which can steal passwords, product keys, etc.
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NirSoft MailPassView
Password recovery tool for various email clients
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NirSoft WebBrowserPassView
Password recovery tool for various web browsers
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Accesses Microsoft Outlook accounts
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Blocklisted process makes network request
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Suspicious use of NtCreateThreadExHideFromDebugger
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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Target
Filterintegration.Eks
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Size
52KB
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MD5
b2675a19c8907bdb1caac87a463036ab
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SHA1
ce3eb4761dd92a88834851e404952edebac92ff3
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SHA256
e55feb751d85c738f96c802c9df5af30ef0722a0af003bdc65826f31c2d0b9cd
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SHA512
5d0707af18e5e0790c48c33ab62869cdbba3662de10850368b8a0ad1511896a29ce6f7b1d1daaa45876ce83873d8cef1df592092c07615e7a72dd5d3620a95b4
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SSDEEP
768:DfV6aJ4eYCDeA0vC8w56zGmZJCLFm/EHXda1My4bDEh91kQAxKzeWSVlsIkgQSiN:DfV6k4XLK8S6XHENa12bYkQAxK+VlTdG
Score8/10-
Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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