General
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Target
Payroll for July.exe
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Size
1.2MB
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Sample
240725-hftvwatfmr
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MD5
26d93f785c74da34d7b6d7445dd28ac5
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SHA1
f8b30069b21bec53594857e9867b2bd968732e6f
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SHA256
7bfc2a2b68cfc17bd29b8df4da1c99c97987804cfcbb46640e9e2ca2bb56863b
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SHA512
6fb0d17a738287b479098e49db051bcaedd0ec6784c25537ef4cb55285752cf54ee8c1fe308c3afe82170aa033749eba82c273812beb6693093e3005e212b439
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SSDEEP
24576:LjWx3xQdd8fdq8EvCW+RSZhD445cr8VWO5g3EVe:LKVyL8fC+8XD445mY5g3EVe
Static task
static1
Behavioral task
behavioral1
Sample
Payroll for July.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
Payroll for July.exe
Resource
win10v2004-20240709-en
Malware Config
Extracted
remcos
RemoteHost
127.0.0.1:54888
zuesremmy.duckdns.org:54888
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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-Z19JY9
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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
-
-
Target
Payroll for July.exe
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Size
1.2MB
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MD5
26d93f785c74da34d7b6d7445dd28ac5
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SHA1
f8b30069b21bec53594857e9867b2bd968732e6f
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SHA256
7bfc2a2b68cfc17bd29b8df4da1c99c97987804cfcbb46640e9e2ca2bb56863b
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SHA512
6fb0d17a738287b479098e49db051bcaedd0ec6784c25537ef4cb55285752cf54ee8c1fe308c3afe82170aa033749eba82c273812beb6693093e3005e212b439
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SSDEEP
24576:LjWx3xQdd8fdq8EvCW+RSZhD445cr8VWO5g3EVe:LKVyL8fC+8XD445mY5g3EVe
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Credentials from Password Stores: Credentials from Web Browsers
Malicious Access or copy of Web Browser Credential store.
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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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Accesses Microsoft Outlook accounts
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Adds Run key to start application
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Modify Registry
2Subvert Trust Controls
1Install Root Certificate
1