Analysis
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max time kernel
4s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
16-09-2024 20:24
Behavioral task
behavioral1
Sample
SystemPropertiesPerformance.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
SystemPropertiesPerformance.exe
Resource
win10v2004-20240802-en
General
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Target
SystemPropertiesPerformance.exe
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Size
2.0MB
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MD5
8c1f6b09b48d62ca43eba98909547454
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SHA1
3967abfd7c6dde46778be79a1b38cdd0bf1d5e2e
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SHA256
04a94334848c34555dc60568905596d4649c850ba05d39aef73db52f5e19f968
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SHA512
1f3c3e49ff70d7380156cf95a276acaef8c406c95b595d5ec4cb02e918efe3306bef5213aac6447678ed0eef1260149e3250c7c9b78453601fc131856795adeb
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYp:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yb
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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Quasar payload 3 IoCs
resource yara_rule behavioral1/files/0x0009000000017530-28.dat family_quasar behavioral1/memory/2880-45-0x0000000001120000-0x000000000117E000-memory.dmp family_quasar behavioral1/memory/2148-63-0x0000000000EA0000-0x0000000000EFE000-memory.dmp family_quasar -
Executes dropped EXE 3 IoCs
pid Process 1908 vnc.exe 2880 windef.exe 2148 winsock.exe -
Loads dropped DLL 9 IoCs
pid Process 1656 SystemPropertiesPerformance.exe 1656 SystemPropertiesPerformance.exe 1656 SystemPropertiesPerformance.exe 1656 SystemPropertiesPerformance.exe 1656 SystemPropertiesPerformance.exe 1656 SystemPropertiesPerformance.exe 1656 SystemPropertiesPerformance.exe 1656 SystemPropertiesPerformance.exe 2880 windef.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\z: SystemPropertiesPerformance.exe File opened (read-only) \??\e: SystemPropertiesPerformance.exe File opened (read-only) \??\i: SystemPropertiesPerformance.exe File opened (read-only) \??\j: SystemPropertiesPerformance.exe File opened (read-only) \??\l: SystemPropertiesPerformance.exe File opened (read-only) \??\o: SystemPropertiesPerformance.exe File opened (read-only) \??\t: SystemPropertiesPerformance.exe File opened (read-only) \??\v: SystemPropertiesPerformance.exe File opened (read-only) \??\x: SystemPropertiesPerformance.exe File opened (read-only) \??\b: SystemPropertiesPerformance.exe File opened (read-only) \??\k: SystemPropertiesPerformance.exe File opened (read-only) \??\m: SystemPropertiesPerformance.exe File opened (read-only) \??\u: SystemPropertiesPerformance.exe File opened (read-only) \??\w: SystemPropertiesPerformance.exe File opened (read-only) \??\y: SystemPropertiesPerformance.exe File opened (read-only) \??\h: SystemPropertiesPerformance.exe File opened (read-only) \??\g: SystemPropertiesPerformance.exe File opened (read-only) \??\n: SystemPropertiesPerformance.exe File opened (read-only) \??\p: SystemPropertiesPerformance.exe File opened (read-only) \??\q: SystemPropertiesPerformance.exe File opened (read-only) \??\r: SystemPropertiesPerformance.exe File opened (read-only) \??\s: SystemPropertiesPerformance.exe File opened (read-only) \??\a: SystemPropertiesPerformance.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.
flow ioc 9 ip-api.com -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum svchost.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 svchost.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 1656 set thread context of 2808 1656 SystemPropertiesPerformance.exe 33 PID 1908 set thread context of 2804 1908 vnc.exe 32 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language windef.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language SystemPropertiesPerformance.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 SystemPropertiesPerformance.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1916 schtasks.exe 2584 schtasks.exe 2180 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1656 SystemPropertiesPerformance.exe 1656 SystemPropertiesPerformance.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1908 vnc.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2880 windef.exe Token: SeDebugPrivilege 2148 winsock.exe -
Suspicious use of WriteProcessMemory 37 IoCs
description pid Process procid_target PID 1656 wrote to memory of 1908 1656 SystemPropertiesPerformance.exe 30 PID 1656 wrote to memory of 1908 1656 SystemPropertiesPerformance.exe 30 PID 1656 wrote to memory of 1908 1656 SystemPropertiesPerformance.exe 30 PID 1656 wrote to memory of 1908 1656 SystemPropertiesPerformance.exe 30 PID 1656 wrote to memory of 2880 1656 SystemPropertiesPerformance.exe 31 PID 1656 wrote to memory of 2880 1656 SystemPropertiesPerformance.exe 31 PID 1656 wrote to memory of 2880 1656 SystemPropertiesPerformance.exe 31 PID 1656 wrote to memory of 2880 1656 SystemPropertiesPerformance.exe 31 PID 1908 wrote to memory of 2804 1908 vnc.exe 32 PID 1908 wrote to memory of 2804 1908 vnc.exe 32 PID 1908 wrote to memory of 2804 1908 vnc.exe 32 PID 1908 wrote to memory of 2804 1908 vnc.exe 32 PID 1908 wrote to memory of 2804 1908 vnc.exe 32 PID 1656 wrote to memory of 2808 1656 SystemPropertiesPerformance.exe 33 PID 1656 wrote to memory of 2808 1656 SystemPropertiesPerformance.exe 33 PID 1656 wrote to memory of 2808 1656 SystemPropertiesPerformance.exe 33 PID 1656 wrote to memory of 2808 1656 SystemPropertiesPerformance.exe 33 PID 1656 wrote to memory of 2808 1656 SystemPropertiesPerformance.exe 33 PID 1656 wrote to memory of 2808 1656 SystemPropertiesPerformance.exe 33 PID 1656 wrote to memory of 1916 1656 SystemPropertiesPerformance.exe 34 PID 1656 wrote to memory of 1916 1656 SystemPropertiesPerformance.exe 34 PID 1656 wrote to memory of 1916 1656 SystemPropertiesPerformance.exe 34 PID 1656 wrote to memory of 1916 1656 SystemPropertiesPerformance.exe 34 PID 1908 wrote to memory of 2804 1908 vnc.exe 32 PID 1908 wrote to memory of 2804 1908 vnc.exe 32 PID 2880 wrote to memory of 2584 2880 windef.exe 37 PID 2880 wrote to memory of 2584 2880 windef.exe 37 PID 2880 wrote to memory of 2584 2880 windef.exe 37 PID 2880 wrote to memory of 2584 2880 windef.exe 37 PID 2880 wrote to memory of 2148 2880 windef.exe 39 PID 2880 wrote to memory of 2148 2880 windef.exe 39 PID 2880 wrote to memory of 2148 2880 windef.exe 39 PID 2880 wrote to memory of 2148 2880 windef.exe 39 PID 2148 wrote to memory of 2180 2148 winsock.exe 40 PID 2148 wrote to memory of 2180 2148 winsock.exe 40 PID 2148 wrote to memory of 2180 2148 winsock.exe 40 PID 2148 wrote to memory of 2180 2148 winsock.exe 40
Processes
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C:\Users\Admin\AppData\Local\Temp\SystemPropertiesPerformance.exe"C:\Users\Admin\AppData\Local\Temp\SystemPropertiesPerformance.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:1656 -
C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1908 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵
- Maps connected drives based on registry
PID:2804
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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:2880 -
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:2584
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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 WriteProcessMemory
PID:2148 -
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:2180
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C:\Users\Admin\AppData\Local\Temp\SystemPropertiesPerformance.exe"C:\Users\Admin\AppData\Local\Temp\SystemPropertiesPerformance.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2808
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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:1916
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2