Analysis
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max time kernel
148s -
max time network
150s -
platform
windows11-21h2_x64 -
resource
win11-20240709-en -
resource tags
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submitted
14/07/2024, 23:42
General
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Target
Client-built.exe
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Size
3.1MB
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MD5
3040ddbbf3cbc49eba2353b3d06e8701
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SHA1
56b17d99351d437ea96c18b3deda550fb552f293
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SHA256
fffa2fd8bb1c31336565a074feea209eba261046cad6f909bc1adca8dc16e773
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SHA512
830d5882417b64e02da6addbc2859f181eabf75bbedda59b769694c52be8e06d32cff47fa22cea910eb1828c2980a8731f9a54d71d3ab64f2c878d2a675740ba
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SSDEEP
49152:mvbI22SsaNYfdPBldt698dBcjHB2E1JcHoGdUTHHB72eh2NT:mvk22SsaNYfdPBldt6+dBcjHB21
Score
10/10
Malware Config
Extracted
Family
quasar
Version
1.4.1
Botnet
Office04
C2
192.168.0.6:7771
Mutex
dcc402d9-5194-46ec-9807-16efa288ad31
Attributes
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encryption_key
A5152C76A0A41EC0E2F377162894926FF97AACE3
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install_name
Client.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Quasar Client Startup
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subdirectory
SubDir
Signatures
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Quasar RAT
Quasar is an open source Remote Access Tool.
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Quasar payload 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of FindShellTrayWindow 1 IoCs
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Suspicious use of SendNotifyMessage 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Client-built.exe"C:\Users\Admin\AppData\Local\Temp\Client-built.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
8KB
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Filesize
3.1MB
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Filesize
10.8MB
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Filesize
320KB
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Filesize
712KB
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Filesize
8KB
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Filesize
10.8MB