Analysis
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max time kernel
126s -
max time network
136s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
27/03/2025, 03:36
Behavioral task
behavioral1
Sample
3e976ca41bec9c54164d63d0fc1ec16f8999b8e5a1f45a4c458cd25f2630919a.exe
Resource
win7-20240903-en
General
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Target
3e976ca41bec9c54164d63d0fc1ec16f8999b8e5a1f45a4c458cd25f2630919a.exe
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Size
348KB
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MD5
6cff0f3f310f7b7993af549a05e187b2
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SHA1
ae7ec54524cd3ca3ac19ada763e3b6ab59c4450e
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SHA256
3e976ca41bec9c54164d63d0fc1ec16f8999b8e5a1f45a4c458cd25f2630919a
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SHA512
0d658a2a685f6bf4b40d057ab423b0cb81cb9e1d4ef8b2e155687bf09b2d5603ab20e21c4464a45f7ac3176bba631d85f4d7ae57b639a6bb475791d08839e7ef
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SSDEEP
6144:PrNHXf500M9M3lP/bsfF0nU2K3QfX0GAs:jd50LuGfcKkX5As
Malware Config
Extracted
quasar
1.3.0.0
Systems
1.119.13.214:9005
QSR_MUTEX_hmjqKQTi6BreQfWR3z
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encryption_key
tIYJTNrzyeaEmITC5uoi
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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 family
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Quasar payload 1 IoCs
resource yara_rule behavioral1/memory/1644-1-0x0000000000190000-0x00000000001EE000-memory.dmp family_quasar -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 2 ip-api.com -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3e976ca41bec9c54164d63d0fc1ec16f8999b8e5a1f45a4c458cd25f2630919a.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1644 3e976ca41bec9c54164d63d0fc1ec16f8999b8e5a1f45a4c458cd25f2630919a.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1644 3e976ca41bec9c54164d63d0fc1ec16f8999b8e5a1f45a4c458cd25f2630919a.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3e976ca41bec9c54164d63d0fc1ec16f8999b8e5a1f45a4c458cd25f2630919a.exe"C:\Users\Admin\AppData\Local\Temp\3e976ca41bec9c54164d63d0fc1ec16f8999b8e5a1f45a4c458cd25f2630919a.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1644