Analysis
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max time kernel
4s -
max time network
33s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
05-10-2024 02:41
Behavioral task
behavioral1
Sample
bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe
Resource
win10v2004-20240910-en
General
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Target
bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe
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Size
2.0MB
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MD5
3ca4ea814a4e5736cb009b3eaf2df8f1
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SHA1
c119b4dd29dae653f386d5e2211e0cec0a72f622
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SHA256
bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102
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SHA512
5d1f8b148587d33bf703661a5939cb7f322ca7e260a95478422dbcf58d20b98b6001fe94b06db6e8c9814f688f16696f3ab9b4593bf4943f3c583b13453e70fa
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYK:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Ys
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 5 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\windef.exe family_quasar behavioral1/memory/2120-46-0x0000000000830000-0x000000000088E000-memory.dmp family_quasar behavioral1/memory/2956-58-0x0000000001180000-0x00000000011DE000-memory.dmp family_quasar C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe family_quasar behavioral1/memory/2948-102-0x00000000008C0000-0x000000000091E000-memory.dmp family_quasar -
Executes dropped EXE 3 IoCs
Processes:
vnc.exewindef.exewinsock.exepid process 2912 vnc.exe 2120 windef.exe 2956 winsock.exe -
Loads dropped DLL 13 IoCs
Processes:
bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exeWerFault.exewindef.exepid process 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe 2760 WerFault.exe 2760 WerFault.exe 2760 WerFault.exe 2760 WerFault.exe 2120 windef.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exedescription ioc process File opened (read-only) \??\r: bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe File opened (read-only) \??\w: bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe File opened (read-only) \??\y: bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe File opened (read-only) \??\z: bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe File opened (read-only) \??\b: bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe File opened (read-only) \??\o: bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe File opened (read-only) \??\i: bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe File opened (read-only) \??\n: bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe File opened (read-only) \??\p: bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe File opened (read-only) \??\q: bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe File opened (read-only) \??\e: bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe File opened (read-only) \??\h: bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe File opened (read-only) \??\k: bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe File opened (read-only) \??\m: bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe File opened (read-only) \??\s: bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe File opened (read-only) \??\t: bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe File opened (read-only) \??\u: bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe File opened (read-only) \??\g: bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe File opened (read-only) \??\j: bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe File opened (read-only) \??\v: bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe File opened (read-only) \??\x: bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe File opened (read-only) \??\a: bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe File opened (read-only) \??\l: bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.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 4 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:
bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exedescription pid process target process PID 2112 set thread context of 3000 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
Processes:
WerFault.exeWerFault.exepid pid_target process target process 2760 2912 WerFault.exe vnc.exe 2012 2256 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.exebdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exewindef.exeschtasks.exeschtasks.exewinsock.exeschtasks.exebdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.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 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.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 1464 schtasks.exe 1712 schtasks.exe 2744 schtasks.exe 2552 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exepid process 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
windef.exewinsock.exedescription pid process Token: SeDebugPrivilege 2120 windef.exe Token: SeDebugPrivilege 2956 winsock.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
winsock.exepid process 2956 winsock.exe -
Suspicious use of WriteProcessMemory 39 IoCs
Processes:
bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exevnc.exewindef.exewinsock.exedescription pid process target process PID 2112 wrote to memory of 2912 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe vnc.exe PID 2112 wrote to memory of 2912 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe vnc.exe PID 2112 wrote to memory of 2912 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe vnc.exe PID 2112 wrote to memory of 2912 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe vnc.exe PID 2912 wrote to memory of 2400 2912 vnc.exe svchost.exe PID 2912 wrote to memory of 2400 2912 vnc.exe svchost.exe PID 2912 wrote to memory of 2400 2912 vnc.exe svchost.exe PID 2912 wrote to memory of 2400 2912 vnc.exe svchost.exe PID 2912 wrote to memory of 2400 2912 vnc.exe svchost.exe PID 2112 wrote to memory of 2120 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe windef.exe PID 2112 wrote to memory of 2120 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe windef.exe PID 2112 wrote to memory of 2120 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe windef.exe PID 2112 wrote to memory of 2120 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe windef.exe PID 2112 wrote to memory of 3000 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe PID 2112 wrote to memory of 3000 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe PID 2112 wrote to memory of 3000 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe PID 2112 wrote to memory of 3000 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe PID 2112 wrote to memory of 3000 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe PID 2112 wrote to memory of 3000 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe PID 2112 wrote to memory of 2744 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe schtasks.exe PID 2112 wrote to memory of 2744 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe schtasks.exe PID 2112 wrote to memory of 2744 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe schtasks.exe PID 2112 wrote to memory of 2744 2112 bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe schtasks.exe PID 2912 wrote to memory of 2760 2912 vnc.exe WerFault.exe PID 2912 wrote to memory of 2760 2912 vnc.exe WerFault.exe PID 2912 wrote to memory of 2760 2912 vnc.exe WerFault.exe PID 2912 wrote to memory of 2760 2912 vnc.exe WerFault.exe PID 2120 wrote to memory of 2552 2120 windef.exe schtasks.exe PID 2120 wrote to memory of 2552 2120 windef.exe schtasks.exe PID 2120 wrote to memory of 2552 2120 windef.exe schtasks.exe PID 2120 wrote to memory of 2552 2120 windef.exe schtasks.exe PID 2120 wrote to memory of 2956 2120 windef.exe winsock.exe PID 2120 wrote to memory of 2956 2120 windef.exe winsock.exe PID 2120 wrote to memory of 2956 2120 windef.exe winsock.exe PID 2120 wrote to memory of 2956 2120 windef.exe winsock.exe PID 2956 wrote to memory of 1464 2956 winsock.exe schtasks.exe PID 2956 wrote to memory of 1464 2956 winsock.exe schtasks.exe PID 2956 wrote to memory of 1464 2956 winsock.exe schtasks.exe PID 2956 wrote to memory of 1464 2956 winsock.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe"C:\Users\Admin\AppData\Local\Temp\bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.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:2112 -
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:2912 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:2400
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2912 -s 1603⤵
- Loads dropped DLL
- Program crash
PID:2760
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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:2120 -
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:2552
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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:2956 -
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:1464
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C:\Users\Admin\AppData\Local\Temp\bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe"C:\Users\Admin\AppData\Local\Temp\bdaf11a70ba45c0932675eb83f0cd0e38cc040facd366dbbcb418960c67e6102.exe"2⤵
- System Location Discovery: System Language Discovery
PID:3000
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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:2744
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C:\Windows\system32\taskeng.exetaskeng.exe {7201DA6E-B041-477C-B9E9-863E67FBF1F5} S-1-5-21-4177215427-74451935-3209572229-1000:JSMURNPT\Admin:Interactive:[1]1⤵PID:1732
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe2⤵PID:1844
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"3⤵PID:2256
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k4⤵PID:2576
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2256 -s 1604⤵
- Program crash
PID:2012
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"3⤵PID:2948
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"3⤵PID:1436
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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:1712
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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Filesize
209B
MD52613657760c5967b90affb9e01510d39
SHA1e020d3e8891a15df91efef2bd18b1f74f3d732d8
SHA2565055e6d791b0ef3d9cd0d4c2ba40418f7f39d3b4ae718768dd4dc3e1e5302413
SHA51209f0f1f8ded0258bf0a708878e82fa54fb47c37296d703e34a3fd4153a2103def5e35c06f7f8349b9fcf183210e9de476e63e4d40f4ac4b2f08c53a4cbf9f065
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Filesize
2.0MB
MD5dd6750c665debd8ff397b1c74024c7bf
SHA17af9aa211085387360cbcda392f994d0f9a7edaf
SHA256607bb242d74263e6252336d09dd6c8f1d7baae8fe9528a0504063afee1e2de36
SHA51232b5a643dc3b9f28ccc3a9acdd52cfd0acb217c9f9d8ffeb697bce52d9ba64a171180e8e6fda5ff513274692612abed9a4ae1aac390202bd2021d03902885600
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb