Analysis
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max time kernel
95s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
05-02-2025 03:58
General
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Target
8a54d056aeda3294b96434794bfc06246f4d88585773b0da3fdd1aebdae80da4.exe
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Size
348KB
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MD5
f605752fad4e292cf6b1073e3ab590ee
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SHA1
66c8734f3a6db32d1ab5b1ba5c3fc097423314fa
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SHA256
8a54d056aeda3294b96434794bfc06246f4d88585773b0da3fdd1aebdae80da4
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SHA512
6bb83996ebf34ef5a8567822148960aaceaaf8e76ce7981e589d98d79d1533189ba750da7b2b5eda147f24b27f90da1c26411e3949b385831b9360635b2ba6f3
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SSDEEP
6144:4XNHXf500MYYSzKEQbcPKHeXMuvQK/ZzJzz7O:Gd504n1RvQKxtznO
Malware Config
Extracted
quasar
1.3.0.0
Server
qjas.duckdns.org:55950
QSR_MUTEX_jgz2oEahB8s3KyEOO6
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encryption_key
gj45F7I9UftmOOGvZded
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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
Google 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\8a54d056aeda3294b96434794bfc06246f4d88585773b0da3fdd1aebdae80da4.exe"C:\Users\Admin\AppData\Local\Temp\8a54d056aeda3294b96434794bfc06246f4d88585773b0da3fdd1aebdae80da4.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
5.6MB
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Filesize
584KB
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Filesize
7.7MB
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Filesize
408KB
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Filesize
72KB
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Filesize
240KB
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Filesize
40KB
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Filesize
4KB
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Filesize
7.7MB