Analysis
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max time kernel
102s -
max time network
118s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
17-12-2024 00:07
Behavioral task
behavioral1
Sample
e449e67559b963094612cee05ae3038edb44771a3ed0139fc675b8b34528dc66N.exe
Resource
win7-20241023-en
General
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Target
e449e67559b963094612cee05ae3038edb44771a3ed0139fc675b8b34528dc66N.exe
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Size
348KB
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MD5
bdb7c04dc8eed14ec4f1b9a6017d8610
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SHA1
7144bf748917c7415573adf584cd81c435ebdeb6
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SHA256
e449e67559b963094612cee05ae3038edb44771a3ed0139fc675b8b34528dc66
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SHA512
2849e5300ce3e4f1ce12ea8824d9b0be2bcd6cf7d3b393901e66f1542d9acdf3e09d1d76a887dca6008bd5d07f3223b6f675d548af0a5b246fa40df68cae277e
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SSDEEP
6144:mzNHXf500MsYYQiLTVdbw35O7f6v/D2mGipQZb/cVXS:od50LOuOmvr2pipQZb/cVXS
Malware Config
Extracted
quasar
1.3.0.0
Office04
192.168.252.1:4782
QSR_MUTEX_nAO3ZxsttzfVnn6gik
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encryption_key
XoQ4ARQwU8sc1owNPsxw
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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 behavioral2/memory/4468-1-0x0000000000A30000-0x0000000000A8E000-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 6 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 e449e67559b963094612cee05ae3038edb44771a3ed0139fc675b8b34528dc66N.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4468 e449e67559b963094612cee05ae3038edb44771a3ed0139fc675b8b34528dc66N.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\e449e67559b963094612cee05ae3038edb44771a3ed0139fc675b8b34528dc66N.exe"C:\Users\Admin\AppData\Local\Temp\e449e67559b963094612cee05ae3038edb44771a3ed0139fc675b8b34528dc66N.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4468