Analysis
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max time kernel
4s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
17-09-2024 02:29
Behavioral task
behavioral1
Sample
SystemPropertiesPerformance.exe
Resource
win7-20240708-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
2a453f133df574da7083b79a40caaa5c
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SHA1
baff7c6c55ae1504ac74142d6032d95a6e8e0e99
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SHA256
17af8ad9958b531631d6e1fdf32486dde817e0c733c3dcf2ececf49d99f5460a
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SHA512
15b44996e01a9f41efd4920977a497daca9e10eca3cba91ee0cfda9579529673cbaf7e38b34915c86ece5bda61a27d56a3fd0ce5842968637c5166f659629ccd
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYM:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y2
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/0x0008000000016cf0-17.dat family_quasar behavioral1/memory/2196-46-0x0000000000BE0000-0x0000000000C3E000-memory.dmp family_quasar behavioral1/memory/2232-58-0x00000000012B0000-0x000000000130E000-memory.dmp family_quasar -
Executes dropped EXE 3 IoCs
pid Process 2112 vnc.exe 2196 windef.exe 2232 winsock.exe -
Loads dropped DLL 13 IoCs
pid Process 2484 SystemPropertiesPerformance.exe 2484 SystemPropertiesPerformance.exe 2484 SystemPropertiesPerformance.exe 2484 SystemPropertiesPerformance.exe 2484 SystemPropertiesPerformance.exe 2484 SystemPropertiesPerformance.exe 2484 SystemPropertiesPerformance.exe 2484 SystemPropertiesPerformance.exe 2000 WerFault.exe 2000 WerFault.exe 2000 WerFault.exe 2000 WerFault.exe 2196 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) \??\j: SystemPropertiesPerformance.exe File opened (read-only) \??\n: SystemPropertiesPerformance.exe File opened (read-only) \??\p: SystemPropertiesPerformance.exe File opened (read-only) \??\r: SystemPropertiesPerformance.exe File opened (read-only) \??\s: SystemPropertiesPerformance.exe File opened (read-only) \??\v: SystemPropertiesPerformance.exe File opened (read-only) \??\w: SystemPropertiesPerformance.exe File opened (read-only) \??\b: SystemPropertiesPerformance.exe File opened (read-only) \??\k: SystemPropertiesPerformance.exe File opened (read-only) \??\l: SystemPropertiesPerformance.exe File opened (read-only) \??\a: SystemPropertiesPerformance.exe File opened (read-only) \??\g: SystemPropertiesPerformance.exe File opened (read-only) \??\i: SystemPropertiesPerformance.exe File opened (read-only) \??\q: SystemPropertiesPerformance.exe File opened (read-only) \??\x: SystemPropertiesPerformance.exe File opened (read-only) \??\y: SystemPropertiesPerformance.exe File opened (read-only) \??\z: SystemPropertiesPerformance.exe File opened (read-only) \??\e: SystemPropertiesPerformance.exe File opened (read-only) \??\m: SystemPropertiesPerformance.exe File opened (read-only) \??\o: SystemPropertiesPerformance.exe File opened (read-only) \??\t: SystemPropertiesPerformance.exe File opened (read-only) \??\u: SystemPropertiesPerformance.exe File opened (read-only) \??\h: 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 4 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2484 set thread context of 3044 2484 SystemPropertiesPerformance.exe 33 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 2000 2112 WerFault.exe 30 -
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 schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language SystemPropertiesPerformance.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.exe 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 -
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 2808 schtasks.exe 1912 schtasks.exe 1668 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2484 SystemPropertiesPerformance.exe 2484 SystemPropertiesPerformance.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2196 windef.exe Token: SeDebugPrivilege 2232 winsock.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2232 winsock.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 2484 wrote to memory of 2112 2484 SystemPropertiesPerformance.exe 30 PID 2484 wrote to memory of 2112 2484 SystemPropertiesPerformance.exe 30 PID 2484 wrote to memory of 2112 2484 SystemPropertiesPerformance.exe 30 PID 2484 wrote to memory of 2112 2484 SystemPropertiesPerformance.exe 30 PID 2484 wrote to memory of 2196 2484 SystemPropertiesPerformance.exe 31 PID 2484 wrote to memory of 2196 2484 SystemPropertiesPerformance.exe 31 PID 2484 wrote to memory of 2196 2484 SystemPropertiesPerformance.exe 31 PID 2484 wrote to memory of 2196 2484 SystemPropertiesPerformance.exe 31 PID 2112 wrote to memory of 2516 2112 vnc.exe 32 PID 2112 wrote to memory of 2516 2112 vnc.exe 32 PID 2112 wrote to memory of 2516 2112 vnc.exe 32 PID 2112 wrote to memory of 2516 2112 vnc.exe 32 PID 2112 wrote to memory of 2516 2112 vnc.exe 32 PID 2484 wrote to memory of 3044 2484 SystemPropertiesPerformance.exe 33 PID 2484 wrote to memory of 3044 2484 SystemPropertiesPerformance.exe 33 PID 2484 wrote to memory of 3044 2484 SystemPropertiesPerformance.exe 33 PID 2484 wrote to memory of 3044 2484 SystemPropertiesPerformance.exe 33 PID 2484 wrote to memory of 3044 2484 SystemPropertiesPerformance.exe 33 PID 2484 wrote to memory of 3044 2484 SystemPropertiesPerformance.exe 33 PID 2484 wrote to memory of 2808 2484 SystemPropertiesPerformance.exe 34 PID 2484 wrote to memory of 2808 2484 SystemPropertiesPerformance.exe 34 PID 2484 wrote to memory of 2808 2484 SystemPropertiesPerformance.exe 34 PID 2484 wrote to memory of 2808 2484 SystemPropertiesPerformance.exe 34 PID 2112 wrote to memory of 2000 2112 vnc.exe 36 PID 2112 wrote to memory of 2000 2112 vnc.exe 36 PID 2112 wrote to memory of 2000 2112 vnc.exe 36 PID 2112 wrote to memory of 2000 2112 vnc.exe 36 PID 2196 wrote to memory of 1912 2196 windef.exe 38 PID 2196 wrote to memory of 1912 2196 windef.exe 38 PID 2196 wrote to memory of 1912 2196 windef.exe 38 PID 2196 wrote to memory of 1912 2196 windef.exe 38 PID 2196 wrote to memory of 2232 2196 windef.exe 40 PID 2196 wrote to memory of 2232 2196 windef.exe 40 PID 2196 wrote to memory of 2232 2196 windef.exe 40 PID 2196 wrote to memory of 2232 2196 windef.exe 40 PID 2232 wrote to memory of 1668 2232 winsock.exe 42 PID 2232 wrote to memory of 1668 2232 winsock.exe 42 PID 2232 wrote to memory of 1668 2232 winsock.exe 42 PID 2232 wrote to memory of 1668 2232 winsock.exe 42
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:2484 -
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:2112 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:2516
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2112 -s 1603⤵
- Loads dropped DLL
- Program crash
PID:2000
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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:2196 -
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:1912
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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:2232 -
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:1668
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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:3044
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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:2808
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb