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Analysis
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max time kernel
66s -
max time network
132s -
platform
windows11-21h2_x64 -
resource
win11-20240611-en -
resource tags
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submitted
13/06/2024, 15:51
General
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Target
Uni.exe
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Size
348KB
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MD5
eadc6298cf80a65da86c5f095d80365b
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SHA1
4f15223e11f8305096832673e7d3330551dde643
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SHA256
1f46634fd66862bbe110740bd12d9989421ba0e22ab97cebf220b481b191ca2f
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SHA512
1b2835f018524c98ba66dfcf02b191f11131d9b7907961d13ddbdf22fac8c8fe6168fbc0bf98c4ac3d8067ab6c2d7ab9eab64cc82c0662d183847456624f17d3
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SSDEEP
6144:bzL3HRsM+OFZsDfyaALjuWndicpbPf9ZOK8niVbkmJu:XVP+MPFnBpf9ZORniVbkmJu
Malware Config
Extracted
quasar
3.0.1
Nigga
runderscore00-37568.portmap.host:37568
QSR_MUTEX_Jk9UNyFvu6bseKbzj7
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encryption_key
1hhxPzuu9tRn0FXFEBW4
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install_name
$sxr-powershell.exe
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log_directory
$sxr-Logs
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reconnect_delay
3000
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startup_key
Powershell
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subdirectory
$sxr-seroxen2
Signatures
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Quasar RAT
Quasar is an open source Remote Access Tool.
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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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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\Uni.exe"C:\Users\Admin\AppData\Local\Temp\Uni.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix
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