General
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Target
Inv, PL & BL.pdf..vbs
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Size
390KB
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Sample
221125-h5ky9sae82
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MD5
fa5897dc568a623041698c320f8e9814
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SHA1
cf31de8d1b36e13d94f62b4276ef2dc0c98f5675
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SHA256
e203029a1731c07a78fb33af68e11c4486991a5e53693bd415bd43626a5d1b1e
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SHA512
325267865ef89db8423ecb2d53eb96156d9e55276221ddc90230a3273f4f699c8d435901999e91fee03344e685b236c076d903ea248dd39d75f6203b8bb57cd9
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SSDEEP
6144:q1y/akuEDPf88yPxlupEzfO2YMLg9WwbfE+pNRRUdor3uY:szEDXyPxAmzfOeLmppNvgy3x
Static task
static1
Behavioral task
behavioral1
Sample
Inv, PL & BL.pdf..vbs
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
Inv, PL & BL.pdf..vbs
Resource
win10v2004-20221111-en
Malware Config
Extracted
remcos
RemoteHost
139.28.36.170:50197
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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-WZDHL1
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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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startup_value
Remcos
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take_screenshot_option
false
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take_screenshot_time
5
Targets
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Target
Inv, PL & BL.pdf..vbs
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Size
390KB
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MD5
fa5897dc568a623041698c320f8e9814
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SHA1
cf31de8d1b36e13d94f62b4276ef2dc0c98f5675
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SHA256
e203029a1731c07a78fb33af68e11c4486991a5e53693bd415bd43626a5d1b1e
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SHA512
325267865ef89db8423ecb2d53eb96156d9e55276221ddc90230a3273f4f699c8d435901999e91fee03344e685b236c076d903ea248dd39d75f6203b8bb57cd9
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SSDEEP
6144:q1y/akuEDPf88yPxlupEzfO2YMLg9WwbfE+pNRRUdor3uY:szEDXyPxAmzfOeLmppNvgy3x
Score10/10-
Checks QEMU agent file
Checks presence of QEMU agent, possibly to detect virtualization.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Adds Run key to start application
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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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