Analysis
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max time kernel
146s -
max time network
137s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
27-10-2024 19:10
General
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Target
Client-built.exe
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Size
3.1MB
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MD5
c90a07d50d071f8a14b509eb191d8f7c
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SHA1
9aa2f2042737123ee6986430eca41c8a47890be8
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SHA256
5d147a2b5ff85bcf873178bd71d49c5a13cfe21175121ab1b5c5c46880e96851
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SHA512
c4dfdb79df58c3ab6658446d65e4236dd3dffa026a4d01d1a7588c5758e8b8b56383d43188beb46c9bbce5245dbfaae2b2f24fe721b33ba0cc39e821e6431bb8
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SSDEEP
49152:Kvlt62XlaSFNWPjljiFa2RoUYIstmhmzCOoGdzbTHHB72eh2NT:KvX62XlaSFNWPjljiFXRoUYIstmW
Score
10/10
Malware Config
Extracted
Family
quasar
Version
1.4.1
Botnet
Office04
C2
127.0.0.1:4782
Mutex
41dbc4e3-4c49-4e37-971d-bce5c6356d47
Attributes
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encryption_key
5446A6EE72AE0400FB80FEE45AC7AEB6FA7DD14B
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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\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
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