General
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Target
file.exe
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Size
516KB
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Sample
241002-qqm43sybll
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MD5
b60c1b642765e2156730e910dbbed55a
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SHA1
e0bc18e19d753f1a09611416c8fea46d3453aac7
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SHA256
4e11fd9ebcd710646c1c685691837f3e2d4983e9232279ece12a6db9be569ba1
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SHA512
f9bca6ca4cf5f5f06faf58afa65e16897eabe40f981508d6225880d94a629675c834159a31cfaad28bf04003b949d8b054e5b8194b1211f8dc9cdfb9274f21d2
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SSDEEP
12288:7813Q9hg+AKfsc/5a+NCGO1UA/DEkINz3WSV/:78lQ96+YcAvwygNz31
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$WINDIR/compromis/overcheaply.ps1
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$WINDIR/compromis/overcheaply.ps1
Resource
win10v2004-20240802-en
Malware Config
Extracted
remcos
Rem_doc2
107.173.4.16:2404
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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-DSGECX
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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
file.exe
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Size
516KB
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MD5
b60c1b642765e2156730e910dbbed55a
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SHA1
e0bc18e19d753f1a09611416c8fea46d3453aac7
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SHA256
4e11fd9ebcd710646c1c685691837f3e2d4983e9232279ece12a6db9be569ba1
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SHA512
f9bca6ca4cf5f5f06faf58afa65e16897eabe40f981508d6225880d94a629675c834159a31cfaad28bf04003b949d8b054e5b8194b1211f8dc9cdfb9274f21d2
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SSDEEP
12288:7813Q9hg+AKfsc/5a+NCGO1UA/DEkINz3WSV/:78lQ96+YcAvwygNz31
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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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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Loads dropped DLL
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Accesses Microsoft Outlook accounts
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Adds Run key to start application
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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
$WINDIR/compromis/overcheaply.Dum
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Size
54KB
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MD5
5700ab6572287746a87ecdba691baf79
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SHA1
5885062f3e65fe332bcf2077bc25323139e60b18
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SHA256
e3916adcdcff1f166a6bcd0487b2d725131d275190459841dcd77d869e8f707a
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SHA512
7a95bb5aee211653b556da9416709d418c77600c561ed7b5af11b559d5052170b2c93ef8e1c70e14536da01b6ac050f5feba81d04784f232cf54ad92db70b106
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SSDEEP
1536:wdIUK0a2UebWv67ZY3xMxevI7EtHVO3ojPoTtnVnkC:wdIU1Edv67G3x2XEtH03SPytZ
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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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Privilege Escalation
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1