General
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Target
WNIOSEKBUDETOWY25-11-2024pdf.vbs
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Size
16KB
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Sample
241125-pkep3ssphq
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MD5
7629b8a9f44c0d82a77edd71ff758028
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SHA1
c7e7708565e250860139338d8a0dd79ba05a0b54
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SHA256
a9b35270a11c6bbcf9aeffdc5094105486beed9e772b59116f276584d9357e12
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SHA512
2ede58762d50013647f32a1b55c9979f0f99820c5e0fc2dbc94403d80f9a222fb07f319857e4fc2a25407b4c33d118250e4ff48475d83c49333c9c23a591d15c
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SSDEEP
384:9Wl6/kDhGteC20UFY0Z0o6m1PdFu+mTD5Za:3/kMteC2VFeo64PruJK
Static task
static1
Behavioral task
behavioral1
Sample
WNIOSEKBUDETOWY25-11-2024pdf.vbs
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
WNIOSEKBUDETOWY25-11-2024pdf.vbs
Resource
win10v2004-20241007-en
Malware Config
Extracted
remcos
RemoteHost
hg575438h-0.duckdns.org:23458
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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-WNVZ5S
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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
WNIOSEKBUDETOWY25-11-2024pdf.vbs
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Size
16KB
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MD5
7629b8a9f44c0d82a77edd71ff758028
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SHA1
c7e7708565e250860139338d8a0dd79ba05a0b54
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SHA256
a9b35270a11c6bbcf9aeffdc5094105486beed9e772b59116f276584d9357e12
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SHA512
2ede58762d50013647f32a1b55c9979f0f99820c5e0fc2dbc94403d80f9a222fb07f319857e4fc2a25407b4c33d118250e4ff48475d83c49333c9c23a591d15c
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SSDEEP
384:9Wl6/kDhGteC20UFY0Z0o6m1PdFu+mTD5Za:3/kMteC2VFeo64PruJK
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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