Analysis
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max time kernel
145s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20250314-en -
resource tags
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submitted
08/04/2025, 14:11
General
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Target
fa0d8e0c80c4d5be75d4ff442d6a85ea4750bffb3526d4d2d3b2e03f3ccfb28e.exe
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Size
3.1MB
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MD5
0284698569314699a47d0ed2411da31d
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SHA1
2013c6c44d36797c516eaefcda085494fb5595ac
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SHA256
fa0d8e0c80c4d5be75d4ff442d6a85ea4750bffb3526d4d2d3b2e03f3ccfb28e
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SHA512
f9d4ad9c5959680cae1b648f970fc9c7dff71731d825bf5522d658ac02ea62764dbe149b4f5360daf0200f3bd7c09885dc3de32ef6c5cdc112b82f491ff5a839
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SSDEEP
49152:yvlt62XlaSFNWPjljiFa2RoUYIm5RJ6sbR3LoGdD1sTHHB72eh2NT:yvX62XlaSFNWPjljiFXRoUYIm5RJ62
Malware Config
Extracted
quasar
1.4.1
Office04
127.0.0.1:4782
64815557-7ace-4e24-8254-b4bfa76c68d0
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encryption_key
4C4CF51A01784F79888EFBAF8D36D0C89B0CFD16
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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 family
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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\fa0d8e0c80c4d5be75d4ff442d6a85ea4750bffb3526d4d2d3b2e03f3ccfb28e.exe"C:\Users\Admin\AppData\Local\Temp\fa0d8e0c80c4d5be75d4ff442d6a85ea4750bffb3526d4d2d3b2e03f3ccfb28e.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
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