Analysis
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max time kernel
4s -
max time network
135s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
01-11-2024 14:10
Behavioral task
behavioral1
Sample
799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe
Resource
win10v2004-20241007-en
General
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Target
799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe
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Size
2.0MB
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MD5
98e14a04630eb45454969adad2f9cb60
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SHA1
0e824009ada1c4a7a5b367807c18f201adca3f5b
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SHA256
799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4d
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SHA512
fbf5b4fdca4d4db40a67ba95c7ebd647b0a72c7b4f11eb3cd9d9f58040e329f9a2fd831e3ca92c54b54615d81dc02dd87be549b30cd31dabb7b74e959ed909b2
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYq:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y4
Malware Config
Extracted
quasar
1.3.0.0
EbayProfiles
5.8.88.191:443
sockartek.icu:443
QSR_MUTEX_0kBRNrRz5TDLEQouI0
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encryption_key
MWhG6wsClMX8aJM2CVXT
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install_name
winsock.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
win defender run
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subdirectory
SubDir
Extracted
azorult
http://0x21.in:8000/_az/
Signatures
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Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
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Azorult family
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Quasar family
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Quasar payload 5 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\windef.exe family_quasar behavioral1/memory/2548-46-0x0000000000C50000-0x0000000000CAE000-memory.dmp family_quasar behavioral1/memory/756-59-0x00000000012E0000-0x000000000133E000-memory.dmp family_quasar C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe family_quasar behavioral1/memory/2304-103-0x0000000000C40000-0x0000000000C9E000-memory.dmp family_quasar -
Executes dropped EXE 3 IoCs
Processes:
vnc.exewindef.exewinsock.exepid process 2832 vnc.exe 2548 windef.exe 756 winsock.exe -
Loads dropped DLL 13 IoCs
Processes:
799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exeWerFault.exewindef.exepid process 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe 3052 WerFault.exe 3052 WerFault.exe 3052 WerFault.exe 2548 windef.exe 3052 WerFault.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exedescription ioc process File opened (read-only) \??\m: 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe File opened (read-only) \??\q: 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe File opened (read-only) \??\s: 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe File opened (read-only) \??\w: 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe File opened (read-only) \??\e: 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe File opened (read-only) \??\j: 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe File opened (read-only) \??\l: 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe File opened (read-only) \??\p: 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe File opened (read-only) \??\y: 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe File opened (read-only) \??\z: 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe File opened (read-only) \??\b: 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe File opened (read-only) \??\n: 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe File opened (read-only) \??\o: 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe File opened (read-only) \??\r: 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe File opened (read-only) \??\t: 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe File opened (read-only) \??\u: 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe File opened (read-only) \??\x: 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe File opened (read-only) \??\a: 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe File opened (read-only) \??\g: 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe File opened (read-only) \??\h: 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe File opened (read-only) \??\i: 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe File opened (read-only) \??\k: 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe File opened (read-only) \??\v: 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe -
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 8 ip-api.com -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
Processes:
resource yara_rule C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exedescription pid process target process PID 2636 set thread context of 2788 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3052 2832 WerFault.exe vnc.exe -
System Location Discovery: System Language Discovery 1 TTPs 8 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
vnc.exe799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exewindef.exeschtasks.exeschtasks.exewinsock.exeschtasks.exe799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language windef.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winsock.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 4 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exeschtasks.exeschtasks.exepid process 2584 schtasks.exe 2376 schtasks.exe 1780 schtasks.exe 752 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exepid process 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
windef.exewinsock.exedescription pid process Token: SeDebugPrivilege 2548 windef.exe Token: SeDebugPrivilege 756 winsock.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
winsock.exepid process 756 winsock.exe -
Suspicious use of WriteProcessMemory 39 IoCs
Processes:
799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exevnc.exewindef.exewinsock.exedescription pid process target process PID 2636 wrote to memory of 2832 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe vnc.exe PID 2636 wrote to memory of 2832 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe vnc.exe PID 2636 wrote to memory of 2832 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe vnc.exe PID 2636 wrote to memory of 2832 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe vnc.exe PID 2636 wrote to memory of 2548 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe windef.exe PID 2636 wrote to memory of 2548 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe windef.exe PID 2636 wrote to memory of 2548 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe windef.exe PID 2636 wrote to memory of 2548 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe windef.exe PID 2832 wrote to memory of 2248 2832 vnc.exe svchost.exe PID 2832 wrote to memory of 2248 2832 vnc.exe svchost.exe PID 2832 wrote to memory of 2248 2832 vnc.exe svchost.exe PID 2832 wrote to memory of 2248 2832 vnc.exe svchost.exe PID 2636 wrote to memory of 2788 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe PID 2636 wrote to memory of 2788 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe PID 2636 wrote to memory of 2788 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe PID 2636 wrote to memory of 2788 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe PID 2636 wrote to memory of 2788 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe PID 2636 wrote to memory of 2788 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe PID 2832 wrote to memory of 2248 2832 vnc.exe svchost.exe PID 2636 wrote to memory of 2584 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe schtasks.exe PID 2636 wrote to memory of 2584 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe schtasks.exe PID 2636 wrote to memory of 2584 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe schtasks.exe PID 2636 wrote to memory of 2584 2636 799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe schtasks.exe PID 2832 wrote to memory of 3052 2832 vnc.exe WerFault.exe PID 2832 wrote to memory of 3052 2832 vnc.exe WerFault.exe PID 2832 wrote to memory of 3052 2832 vnc.exe WerFault.exe PID 2832 wrote to memory of 3052 2832 vnc.exe WerFault.exe PID 2548 wrote to memory of 2376 2548 windef.exe schtasks.exe PID 2548 wrote to memory of 2376 2548 windef.exe schtasks.exe PID 2548 wrote to memory of 2376 2548 windef.exe schtasks.exe PID 2548 wrote to memory of 2376 2548 windef.exe schtasks.exe PID 2548 wrote to memory of 756 2548 windef.exe winsock.exe PID 2548 wrote to memory of 756 2548 windef.exe winsock.exe PID 2548 wrote to memory of 756 2548 windef.exe winsock.exe PID 2548 wrote to memory of 756 2548 windef.exe winsock.exe PID 756 wrote to memory of 1780 756 winsock.exe schtasks.exe PID 756 wrote to memory of 1780 756 winsock.exe schtasks.exe PID 756 wrote to memory of 1780 756 winsock.exe schtasks.exe PID 756 wrote to memory of 1780 756 winsock.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe"C:\Users\Admin\AppData\Local\Temp\799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2636 -
C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2832 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:2248
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2832 -s 1603⤵
- Loads dropped DLL
- Program crash
PID:3052
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2548 -
C:\Windows\SysWOW64\schtasks.exe"schtasks" /create /tn "win defender run" /sc ONLOGON /tr "C:\Users\Admin\AppData\Local\Temp\windef.exe" /rl HIGHEST /f3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2376
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:756 -
C:\Windows\SysWOW64\schtasks.exe"schtasks" /create /tn "win defender run" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe" /rl HIGHEST /f4⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:1780
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C:\Users\Admin\AppData\Local\Temp\799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe"C:\Users\Admin\AppData\Local\Temp\799c6db9d7230eb6b0acce1885ab60e0a3f3694d22bb2f539b69ace67e533b4dN.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2788
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\SysWOW64\schtasks.exe" /create /tn RtkAudioService64 /tr "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe" /sc minute /mo 1 /F2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2584
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C:\Windows\system32\taskeng.exetaskeng.exe {252A763F-8467-4DBA-8726-F078DD8C051F} S-1-5-21-3290804112-2823094203-3137964600-1000:VORHPBAB\Admin:Interactive:[1]1⤵PID:2888
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe2⤵PID:2808
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"3⤵PID:1212
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k4⤵PID:2796
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"3⤵PID:2304
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"3⤵PID:440
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\SysWOW64\schtasks.exe" /create /tn RtkAudioService64 /tr "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe" /sc minute /mo 1 /F3⤵
- Scheduled Task/Job: Scheduled Task
PID:752
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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Filesize
211B
MD593bc4d2b8ee5d0a61138683bc5dfc169
SHA16a6699671d06c4c10d0290ecbe980a05adc0a549
SHA256285daf4f868bc179353f4200eb339d20279681c1678a1ac8f40406ef2f364740
SHA512c27a29965b423bc697b7f67a292f08ca2669238c5ce166f3a4a33005959b60eb34989f422439335054e889dfd9657852d5908dcd1e698acea719e64ff9c5939b
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Filesize
2.0MB
MD5c4fc1c1c8f4538ea8bef85a084034e18
SHA138dffff4c61c32099d6930f0b24e831c256f648a
SHA25633dc15de6a2ad0f8671a8f0f33c3b158d591cd58456f7a47e26a27bf0271ff1c
SHA51245f97272abcb23fb8f5bcde8592bc4f5613a0fad63dcea7186a292c03ab441df339e7bbcc722968ff91b22425f7e02fcbb63247d407cdcb6926c49371d0d9681
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb