General
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Target
14122024_0125_RTM09878GH.cmd.zip
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Size
826KB
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Sample
241214-bs2b6atrcl
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MD5
b46af5547637e668e50d9a27f3355233
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SHA1
bfc10872b0467dda536d4d891593025383d00b12
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SHA256
e75a4696986efc34b686c88acbb183396fa22b765623d026c3d272be87c57650
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SHA512
2b0f575b35bae568584bd809d34d55eea9d113b11a3e33bf6e1e779c699d4c55a5cbf9d4cd16b83e7fa703cf0c7acea1386e2db1bdd552567febd9ae3e50aa13
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SSDEEP
24576:Osbx0hCUS/LSdUfxE3P7B3AWCQScwXgKYcP9be1HKWreh+d:KKeA2f7JCQSbZe1qWKId
Static task
static1
Behavioral task
behavioral1
Sample
RTM09878GH.exe
Resource
win7-20240903-en
Malware Config
Extracted
remcos
RemoteHost
192.210.150.26:3678
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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
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-MKYDDH
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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
RTM09878GH.cmd
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Size
830KB
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MD5
c48a8f69e18ada31f2d4cce1c01f21a4
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SHA1
3af7a6a8653982efebe40fdc85a056906e1c5d51
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SHA256
8bf7fa237fb9b84868540e4823ee8532d879defebf58267085384ceb117b1c0e
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SHA512
6a1d7d22c699b99d9a07b580dd15986cd1d7fb104d1b898f851b446799941736d0e2bf6e37b735a65d4005ed19a71ab4c578587ac3abe5cec6da5a44d6a0008c
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SSDEEP
24576:N24ds1x0hwCSfnS5OVx6/Z7XtuQiMSGsX6eYc799exzCQryh+9:dmqOMh7DiMS/Rex+QWI9
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Remcos family
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Looks for VirtualBox Guest Additions in registry
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Looks for VMWare Tools registry key
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Maps connected drives based on registry
Disk information is often read in order to detect sandboxing environments.
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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
3Disable or Modify Tools
3Modify Registry
4Virtualization/Sandbox Evasion
2