General
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Target
b4eff9a95f5eeeaee8c4e4a8ce366f478acf9f309e1df6db8a93375045982c5a.vbs
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Size
15KB
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Sample
241126-drkdcsxrfn
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MD5
84183b62bf0c860efeaea9604efbfe3a
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SHA1
4cc58ad007613902ff2118cb7091042f37ba394f
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SHA256
b4eff9a95f5eeeaee8c4e4a8ce366f478acf9f309e1df6db8a93375045982c5a
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SHA512
916c80269eec78f3391e67819a3fa9a4a64a52a2e7909c5a2a3f310211e1aba01534a932f6df06df8d70ec0ea7d641c7e5b9b5e527045a6f27b65a128f19a81b
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SSDEEP
384:WxaWEl8MDBPMpf/X1tBoCPSn5otbq+4Xs4kDyLuoWt:gEl8MDBPy3X7BoBCtbq+4XspDyHWt
Static task
static1
Behavioral task
behavioral1
Sample
b4eff9a95f5eeeaee8c4e4a8ce366f478acf9f309e1df6db8a93375045982c5a.vbs
Resource
win7-20240903-en
Malware Config
Extracted
remcos
RemoteHost
gnsuw4-nsh6-mnsg.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-8OIXMO
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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
b4eff9a95f5eeeaee8c4e4a8ce366f478acf9f309e1df6db8a93375045982c5a.vbs
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Size
15KB
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MD5
84183b62bf0c860efeaea9604efbfe3a
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SHA1
4cc58ad007613902ff2118cb7091042f37ba394f
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SHA256
b4eff9a95f5eeeaee8c4e4a8ce366f478acf9f309e1df6db8a93375045982c5a
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SHA512
916c80269eec78f3391e67819a3fa9a4a64a52a2e7909c5a2a3f310211e1aba01534a932f6df06df8d70ec0ea7d641c7e5b9b5e527045a6f27b65a128f19a81b
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SSDEEP
384:WxaWEl8MDBPMpf/X1tBoCPSn5otbq+4Xs4kDyLuoWt:gEl8MDBPy3X7BoBCtbq+4XspDyHWt
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Remcos family
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Blocklisted process makes network request
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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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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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 Registry
2