Analysis
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max time kernel
2s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
09-10-2024 18:10
Behavioral task
behavioral1
Sample
27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe
Resource
win10v2004-20241007-en
General
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Target
27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe
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Size
2.0MB
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MD5
8eafa73c310e5696ef8c6eede692bcb0
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SHA1
8c006502c13c906ba1c425bd60777d744ec6759b
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SHA256
27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05b
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SHA512
a0d661976d9e28343db958f544439db726a17e29d8fb5e81c5a9de09cfd5f73d6629e2c2a52be110f17ee2363111e8e5659d8ec94909f49dbe1c7a1f59558c92
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYQ:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YK
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/2788-46-0x00000000012B0000-0x000000000130E000-memory.dmp family_quasar behavioral1/memory/2964-58-0x0000000001240000-0x000000000129E000-memory.dmp family_quasar C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe family_quasar behavioral1/memory/2312-92-0x00000000008D0000-0x000000000092E000-memory.dmp family_quasar -
Executes dropped EXE 3 IoCs
Processes:
vnc.exewindef.exewinsock.exepid process 2412 vnc.exe 2788 windef.exe 2964 winsock.exe -
Loads dropped DLL 13 IoCs
Processes:
27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exeWerFault.exewindef.exepid process 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 2644 WerFault.exe 2644 WerFault.exe 2644 WerFault.exe 2644 WerFault.exe 2788 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:
27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exedescription ioc process File opened (read-only) \??\l: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\q: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\w: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\x: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\e: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\k: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\p: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\t: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\v: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\y: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\z: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\h: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\n: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\i: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\j: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\m: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\r: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\s: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\u: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\b: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\g: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\a: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\o: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.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:
27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exedescription pid process target process PID 1196 set thread context of 2764 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.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 2644 2412 WerFault.exe vnc.exe -
System Location Discovery: System Language Discovery 1 TTPs 7 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exewindef.exeschtasks.exeschtasks.exewinsock.exe27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exevnc.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.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 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.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 2616 schtasks.exe 1512 schtasks.exe 1612 schtasks.exe 1356 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exepid process 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
windef.exedescription pid process Token: SeDebugPrivilege 2788 windef.exe -
Suspicious use of WriteProcessMemory 35 IoCs
Processes:
27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exevnc.exewindef.exedescription pid process target process PID 1196 wrote to memory of 2412 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe vnc.exe PID 1196 wrote to memory of 2412 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe vnc.exe PID 1196 wrote to memory of 2412 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe vnc.exe PID 1196 wrote to memory of 2412 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe vnc.exe PID 2412 wrote to memory of 2496 2412 vnc.exe svchost.exe PID 2412 wrote to memory of 2496 2412 vnc.exe svchost.exe PID 2412 wrote to memory of 2496 2412 vnc.exe svchost.exe PID 2412 wrote to memory of 2496 2412 vnc.exe svchost.exe PID 1196 wrote to memory of 2788 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe windef.exe PID 1196 wrote to memory of 2788 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe windef.exe PID 1196 wrote to memory of 2788 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe windef.exe PID 1196 wrote to memory of 2788 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe windef.exe PID 2412 wrote to memory of 2496 2412 vnc.exe svchost.exe PID 1196 wrote to memory of 2764 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe PID 1196 wrote to memory of 2764 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe PID 1196 wrote to memory of 2764 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe PID 1196 wrote to memory of 2764 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe PID 1196 wrote to memory of 2764 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe PID 1196 wrote to memory of 2764 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe PID 1196 wrote to memory of 2616 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe schtasks.exe PID 1196 wrote to memory of 2616 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe schtasks.exe PID 1196 wrote to memory of 2616 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe schtasks.exe PID 1196 wrote to memory of 2616 1196 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe schtasks.exe PID 2412 wrote to memory of 2644 2412 vnc.exe WerFault.exe PID 2412 wrote to memory of 2644 2412 vnc.exe WerFault.exe PID 2412 wrote to memory of 2644 2412 vnc.exe WerFault.exe PID 2412 wrote to memory of 2644 2412 vnc.exe WerFault.exe PID 2788 wrote to memory of 1512 2788 windef.exe schtasks.exe PID 2788 wrote to memory of 1512 2788 windef.exe schtasks.exe PID 2788 wrote to memory of 1512 2788 windef.exe schtasks.exe PID 2788 wrote to memory of 1512 2788 windef.exe schtasks.exe PID 2788 wrote to memory of 2964 2788 windef.exe winsock.exe PID 2788 wrote to memory of 2964 2788 windef.exe winsock.exe PID 2788 wrote to memory of 2964 2788 windef.exe winsock.exe PID 2788 wrote to memory of 2964 2788 windef.exe winsock.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe"C:\Users\Admin\AppData\Local\Temp\27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.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:1196 -
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:2412 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:2496
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2412 -s 1603⤵
- Loads dropped DLL
- Program crash
PID:2644
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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:2788 -
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:1512
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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
PID:2964 -
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⤵
- Scheduled Task/Job: Scheduled Task
PID:1612
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C:\Users\Admin\AppData\Local\Temp\27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe"C:\Users\Admin\AppData\Local\Temp\27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2764
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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:2616
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C:\Windows\system32\taskeng.exetaskeng.exe {CF560A02-097E-4D2E-A2D6-77823C485A73} S-1-5-21-3434294380-2554721341-1919518612-1000:ELZYPTFV\Admin:Interactive:[1]1⤵PID:1752
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe2⤵PID:328
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"3⤵PID:1736
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k4⤵PID:2416
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"3⤵PID:2312
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"3⤵PID:1780
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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:1356
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2.0MB
MD5ea9876170ac1957fe97bb5eb65be13b4
SHA11fa73b36a1d53d1c9b0df3f6bc5bbab647533a85
SHA25644de39a0694506eae45eedf02c9a40f2bbc3ec76738271047906c9f1b8d7553f
SHA512a196114594faa09760fe9d35c72e523630e726f753afd7239e4b9562b1bc8bb749bfe418f12c2e30a6823cc0f259ce9e80bb655a4090d4976a5614c40ec9ad7c
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb