Analysis
- max time kernel
150s - max time network
154s - platform
windows10-2004_x64 - resource
win10v2004-20231020-en - resource tags
- submitted
22/11/2023, 07:31
General
- Target tmp.exe
- Size 3.1MB
- Sample231122-jcnp5aba23
- SHA256 58e825e9ba90117d194b592dca90ec50ca4cd171457b9afc69e210fd6e48bfe2
Score
10/10
Malware Config
Extracted
Family
-
quasar
Version
-
1.4.1
Botnet
-
Office04
C2
-
192.168.109.1:1800
Mutex
-
551312a4-69e2-49ef-a9fc-324282122b52
Attributes
-
encryption_key
2C8CD3E5B94023D4196F46D6FC4A100DF5B725FE
-
install_name
Client.exe
-
log_directory
Logs
-
reconnect_delay
3000
-
startup_key
Quasar Client Startup
-
subdirectory
SubDir
Signatures
- Quasar RAT
Quasar is an open source Remote Access Tool.
- Quasar payload 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of SendNotifyMessage 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.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
memory/2896-0-0x00000000003F0000-0x0000000000714000-memory.dmp
memory/2896-1-0x00007FFFB61A0000-0x00007FFFB6C61000-memory.dmp
memory/2896-2-0x0000000002A70000-0x0000000002A80000-memory.dmp
memory/2896-3-0x000000001BE10000-0x000000001BE60000-memory.dmp
memory/2896-4-0x000000001BF20000-0x000000001BFD2000-memory.dmp
memory/2896-5-0x00007FFFB61A0000-0x00007FFFB6C61000-memory.dmp
memory/2896-6-0x0000000002A70000-0x0000000002A80000-memory.dmp