Analysis
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max time kernel
142s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
30-06-2024 19:34
Behavioral task
behavioral1
Sample
Uni.exe
Resource
win10-20240404-en
Behavioral task
behavioral2
Sample
Uni.exe
Resource
win10v2004-20240611-en
General
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Target
Uni.exe
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Size
348KB
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MD5
2c6a48d7339cbf28d46ee837fd2c64b9
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SHA1
b72ed6d53b252117f4159908adbc6694e6d73dc5
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SHA256
45213c63aaaf31c6b3a20b632e6b6f0efcc5ca693528bff63d02752f48f17590
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SHA512
ee1ed8b2efcbc08f811a4fc85fa68ec7bc698bb8be9c4856f82113533097c5e960e03bac4a0fb45f53fa7fb3acff49e32a0ce585e427d6245b4c6106c56b573d
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SSDEEP
6144:d7EHwNHJsa2fqt+XoDk8Q/7ew6sQ2dD0S+AxE6mlZ8ebMZJLlKtCmIEOfYsQhm+P:txpsanAHKQmIVfYsQJie
Malware Config
Extracted
quasar
15.5.0
Crypted
147.185.221.20:49485
QSR_MUTEX_k8eftMEuU7a4TIUS2H
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encryption_key
7VNoqFBD2kgjE7AIWeFj
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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 payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1428-1-0x00000000005C0000-0x000000000061E000-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.
Processes:
flow ioc 7 ip-api.com -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Uni.exedescription pid process Token: SeDebugPrivilege 1428 Uni.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
Uni.exepid process 1428 Uni.exe
Processes
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1428-0-0x00000000751EE000-0x00000000751EF000-memory.dmpFilesize
4KB
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memory/1428-1-0x00000000005C0000-0x000000000061E000-memory.dmpFilesize
376KB
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memory/1428-2-0x0000000005560000-0x0000000005B04000-memory.dmpFilesize
5.6MB
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memory/1428-3-0x0000000004EE0000-0x0000000004F72000-memory.dmpFilesize
584KB
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memory/1428-4-0x00000000751E0000-0x0000000075990000-memory.dmpFilesize
7.7MB
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memory/1428-5-0x0000000004FB0000-0x0000000005016000-memory.dmpFilesize
408KB
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memory/1428-6-0x0000000005D50000-0x0000000005D62000-memory.dmpFilesize
72KB
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memory/1428-7-0x0000000006290000-0x00000000062CC000-memory.dmpFilesize
240KB
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memory/1428-9-0x0000000006600000-0x000000000660A000-memory.dmpFilesize
40KB
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memory/1428-10-0x00000000751EE000-0x00000000751EF000-memory.dmpFilesize
4KB
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memory/1428-11-0x00000000751E0000-0x0000000075990000-memory.dmpFilesize
7.7MB