General
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Target
z34SOLICITUDDEP.vbs
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Size
33KB
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Sample
241127-rzbm3stnem
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MD5
f6a1927833d8bdbed39158eeb8fec038
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SHA1
d166a956aee76d8c1a17b97905a2a554d71cd796
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SHA256
674affabc23dacf7e1dd9f1c663589f1c1f3a8383037f2cb1a547d48beaf34b9
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SHA512
6507a607f9964a923a40fdc329b3a1c5b9a36f5afb72129808a6a1121afa1c686c195a7cb8d3781e634d997ffded8b90a5a933bc9f3b06250be127373823b240
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SSDEEP
768:hFiasUNgXGy5FMJerHSLNj0Z6AkhZw7XJuBbVVjgHraV:jiasj5zH+GZ6v/w78XNgHuV
Static task
static1
Behavioral task
behavioral1
Sample
z34SOLICITUDDEP.vbs
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
z34SOLICITUDDEP.vbs
Resource
win10v2004-20241007-en
Malware Config
Extracted
remcos
RemoteHost
234d34gb6.duckdns.org:3613
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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
true
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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-CPWWCP
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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
z34SOLICITUDDEP.vbs
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Size
33KB
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MD5
f6a1927833d8bdbed39158eeb8fec038
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SHA1
d166a956aee76d8c1a17b97905a2a554d71cd796
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SHA256
674affabc23dacf7e1dd9f1c663589f1c1f3a8383037f2cb1a547d48beaf34b9
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SHA512
6507a607f9964a923a40fdc329b3a1c5b9a36f5afb72129808a6a1121afa1c686c195a7cb8d3781e634d997ffded8b90a5a933bc9f3b06250be127373823b240
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SSDEEP
768:hFiasUNgXGy5FMJerHSLNj0Z6AkhZw7XJuBbVVjgHraV:jiasj5zH+GZ6v/w78XNgHuV
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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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Blocklisted process makes network request
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Uses browser remote debugging
Can be used control the browser and steal sensitive information such as credentials and session cookies.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Accesses Microsoft Outlook accounts
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Legitimate hosting services abused for malware hosting/C2
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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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MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Authentication Process
1Modify Registry
2