General
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Target
c3fdb4708284f36fdfe509cd2c2ca35a60d78e7df67529c6182e3f7dd554d9c3.tar
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Size
1.2MB
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Sample
240725-gkytyssbkr
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MD5
a87c8f217b713e36c862e69242d53e99
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SHA1
fbbbe397ba1ab9850d94b622a4c8f14e08be14f9
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SHA256
c3fdb4708284f36fdfe509cd2c2ca35a60d78e7df67529c6182e3f7dd554d9c3
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SHA512
fd6d7e6e905571149a98580a3b22c287bc7ad5ad0f7a3fb55395d13c0e811e35586598cbed35718a483cf7ec089836869461770fe5e7c59456f6dd67f32ffe4c
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SSDEEP
24576:UjWx3xQdd8fdq8EvCW+RSZhD445cr8VWO5g3EVB:UKVyL8fC+8XD445mY5g3EVB
Static task
static1
Behavioral task
behavioral1
Sample
Purchase order.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
Purchase order.exe
Resource
win10v2004-20240709-en
Malware Config
Extracted
remcos
RemoteHost
127.0.0.1:59321
nnamoo.duckdns.org:59321
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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-S35D6F
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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
Purchase order.exe
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Size
1.2MB
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MD5
c4b7573f2c4f0a5e821a52a54d0bb3ea
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SHA1
49ec6d45fcdcfc5bc310552432864fe5d07967b9
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SHA256
50cad212d3a943e3c69974119c050fec40d82bfa7ccf94ab28121445138c4f5f
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SHA512
88cdd0be3100467ef2d5b2a79c407e3e7fc58a0ede56b46ae2fdbb220bdab06527beca5b28244d0960ed7820964e72ff52705932c9c7dab4df52d535dbaa782b
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SSDEEP
24576:LjWx3xQdd8fdq8EvCW+RSZhD445cr8VWO5g3EVB:LKVyL8fC+8XD445mY5g3EVB
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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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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 SetThreadContext
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MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1