General
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Target
30180908_signedpdf.vbs
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Size
33KB
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Sample
241129-k8k5jssnck
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MD5
33788adfb67a0e0bf5a5fe58cb9c5617
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SHA1
a62c45afa541fdcccc5c97c432c78ce55b0a7a5b
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SHA256
609aaa35ee7b0582cb3e1e4e9f76d647c98377dac62eca602bf318578b61576f
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SHA512
9da759eba3eee9ed6d1b804ed8d26f1f59831d49543e393b6adf462343d98dbefabc0314c673b31a4c52857e0d975edbb8304c0e1ee7a375fd71f446ab655a50
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SSDEEP
768:WuEasaYzR+s1z3NkQpyhZ6d4nl3pVVCStrppuAP:zEasd+a3iQpy/V3/UStF3P
Static task
static1
Behavioral task
behavioral1
Sample
30180908_signedpdf.vbs
Resource
win7-20240903-en
Malware Config
Extracted
remcos
RemoteHost
8766e34g8.duckdns.org:3782
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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-93TSMD
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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
30180908_signedpdf.vbs
-
Size
33KB
-
MD5
33788adfb67a0e0bf5a5fe58cb9c5617
-
SHA1
a62c45afa541fdcccc5c97c432c78ce55b0a7a5b
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SHA256
609aaa35ee7b0582cb3e1e4e9f76d647c98377dac62eca602bf318578b61576f
-
SHA512
9da759eba3eee9ed6d1b804ed8d26f1f59831d49543e393b6adf462343d98dbefabc0314c673b31a4c52857e0d975edbb8304c0e1ee7a375fd71f446ab655a50
-
SSDEEP
768:WuEasaYzR+s1z3NkQpyhZ6d4nl3pVVCStrppuAP:zEasd+a3iQpy/V3/UStF3P
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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