Analysis
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max time kernel
128s -
max time network
137s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
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submitted
12-02-2025 18:54
General
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Target
file.exe
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Size
348KB
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MD5
43d1f9e4fd0356376bda350486b75335
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SHA1
4f07cfcbfd3071d55f9098ba8905f97b2eb23b01
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SHA256
539da6b5b3b6974ab6003783ec1bee822e90f4732661818400239ffda7c62f91
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SHA512
22d0c8fb67af6360bc44ae740638f120c8eb02df1a831a541c411509b12b2e5af2dfcb8013e06b92540ddaa5e901f92489e504ef98f966a226de18de11addb13
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SSDEEP
6144:d2NHXf500MwdHFPmtH42bp5EGISxBDz4myHfi:kd50GHFPHU5ESxBDcmy/i
Malware Config
Extracted
quasar
1.3.0.0
Office04
217.195.197.192:1604
iG5Qu7mo7JWZRWS2JY
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encryption_key
f8ffk4jC3Ygnfr2GgGiB
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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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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
4KB
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Filesize
376KB
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Filesize
6.9MB
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Filesize
4KB
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Filesize
6.9MB