Resubmissions
19-04-2023 01:43
230419-b5gtaafe75 10Analysis
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max time kernel
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max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
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submitted
19-04-2023 01:43
General
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Target
ClasSvc.exe
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Size
17.1MB
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MD5
305e71ec353a718b055ea9acaa6598a3
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SHA1
3d26bb3b0a669b98c5226bcdd3473440e47162d5
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SHA256
031f9345c33543366e9c66447f4f3fb085a2e04f3c2f98f562f191de6a413dd0
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SHA512
2f9c163ac5e2980825b536b384329714dc602079e4bd0b9e2654df40fcd659e67e4e2a17b338a81fc8ac39e0ff1ae83b625e102f9308a0734948412c4a4dc2eb
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SSDEEP
196608:uNjzJSeEtAVBt4/BixizJcPM5OzQ6UM6pZpKerXvob24hwhxbQLJC:uNjzJSeE0D4KiZ5OyM6pXTrXvMwrbQLM
Score
10/10
Malware Config
Signatures
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RMS
Remote Manipulator System (RMS) is a remote access tool developed by Russian organization TektonIT.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Checks processor information in registry 2 TTPs 6 IoCs
Processor information is often read in order to detect sandboxing environments.
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Suspicious behavior: EnumeratesProcesses 14 IoCs
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Suspicious use of AdjustPrivilegeToken 4 IoCs
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Suspicious use of SetWindowsHookEx 8 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\ClasSvc.exe"C:\Users\Admin\AppData\Local\Temp\ClasSvc.exe"1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
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C:\Users\Admin\AppData\Local\Temp\ClasSvc.exeC:\Users\Admin\AppData\Local\Temp\ClasSvc.exe -run_agent -second2⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
17.8MB
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Filesize
17.8MB
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Filesize
17.8MB
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Filesize
17.8MB
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Filesize
4KB
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Filesize
4KB
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Filesize
17.8MB
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Filesize
4KB