Analysis
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max time kernel
2s -
max time network
116s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
03-12-2024 04:02
Behavioral task
behavioral1
Sample
833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe
Resource
win10v2004-20241007-en
General
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Target
833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe
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Size
2.0MB
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MD5
a8c5adb07fbb2043f9083675afdc02c5
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SHA1
257b0f0402e3bb12d48197736ff72ead3758b8da
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SHA256
833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb
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SHA512
a5e729ebf98921f86fc24d38b0288c890492a24da2b7a25a7994380734bb2d0d85868f32167906a037de1de7f9ad5a546e22cba75b4b159ea422cd95264bc3d6
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY/:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yl
Malware Config
Extracted
azorult
http://0x21.in:8000/_az/
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
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 4 IoCs
Processes:
resource yara_rule behavioral1/memory/1952-46-0x0000000000C20000-0x0000000000C7E000-memory.dmp family_quasar behavioral1/memory/996-62-0x0000000001240000-0x000000000129E000-memory.dmp family_quasar behavioral1/memory/1952-46-0x0000000000C20000-0x0000000000C7E000-memory.dmp family_quasar behavioral1/memory/996-62-0x0000000001240000-0x000000000129E000-memory.dmp family_quasar -
Executes dropped EXE 4 IoCs
Processes:
vnc.exewindef.exepid Process 2396 vnc.exe 1952 windef.exe 2396 vnc.exe 1952 windef.exe -
Loads dropped DLL 16 IoCs
Processes:
833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exepid Process 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exedescription ioc Process File opened (read-only) \??\g: 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe File opened (read-only) \??\j: 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe File opened (read-only) \??\n: 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe File opened (read-only) \??\v: 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe File opened (read-only) \??\y: 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe File opened (read-only) \??\z: 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe File opened (read-only) \??\i: 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe File opened (read-only) \??\e: 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe File opened (read-only) \??\h: 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe File opened (read-only) \??\k: 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe File opened (read-only) \??\l: 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe File opened (read-only) \??\m: 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe File opened (read-only) \??\p: 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe File opened (read-only) \??\t: 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe File opened (read-only) \??\a: 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe File opened (read-only) \??\w: 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe File opened (read-only) \??\o: 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe File opened (read-only) \??\q: 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe File opened (read-only) \??\r: 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe File opened (read-only) \??\s: 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe File opened (read-only) \??\u: 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe File opened (read-only) \??\x: 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe File opened (read-only) \??\b: 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.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 5 ip-api.com -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
svchost.exedescription ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum svchost.exe -
Suspicious use of SetThreadContext 4 IoCs
Processes:
833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exevnc.exedescription pid Process procid_target PID 1720 set thread context of 2208 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 33 PID 2396 set thread context of 2104 2396 vnc.exe 31 PID 1720 set thread context of 2208 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 33 PID 2396 set thread context of 2104 2396 vnc.exe 31 -
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 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
windef.exe833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exeschtasks.exe833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exevnc.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language windef.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.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.
Processes:
schtasks.exeschtasks.exeschtasks.exepid Process 1248 schtasks.exe 2992 schtasks.exe 2816 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exepid Process 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
vnc.exepid Process 2396 vnc.exe 2396 vnc.exe -
Suspicious use of WriteProcessMemory 50 IoCs
Processes:
833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exevnc.exedescription pid Process procid_target PID 1720 wrote to memory of 2396 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 30 PID 1720 wrote to memory of 2396 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 30 PID 1720 wrote to memory of 2396 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 30 PID 1720 wrote to memory of 2396 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 30 PID 2396 wrote to memory of 2104 2396 vnc.exe 31 PID 2396 wrote to memory of 2104 2396 vnc.exe 31 PID 2396 wrote to memory of 2104 2396 vnc.exe 31 PID 2396 wrote to memory of 2104 2396 vnc.exe 31 PID 1720 wrote to memory of 1952 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 32 PID 1720 wrote to memory of 1952 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 32 PID 1720 wrote to memory of 1952 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 32 PID 1720 wrote to memory of 1952 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 32 PID 2396 wrote to memory of 2104 2396 vnc.exe 31 PID 1720 wrote to memory of 2208 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 33 PID 1720 wrote to memory of 2208 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 33 PID 1720 wrote to memory of 2208 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 33 PID 1720 wrote to memory of 2208 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 33 PID 1720 wrote to memory of 2208 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 33 PID 1720 wrote to memory of 2208 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 33 PID 1720 wrote to memory of 2816 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 34 PID 1720 wrote to memory of 2816 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 34 PID 1720 wrote to memory of 2816 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 34 PID 1720 wrote to memory of 2816 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 34 PID 2396 wrote to memory of 2104 2396 vnc.exe 31 PID 2396 wrote to memory of 2104 2396 vnc.exe 31 PID 1720 wrote to memory of 2396 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 30 PID 1720 wrote to memory of 2396 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 30 PID 1720 wrote to memory of 2396 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 30 PID 1720 wrote to memory of 2396 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 30 PID 2396 wrote to memory of 2104 2396 vnc.exe 31 PID 2396 wrote to memory of 2104 2396 vnc.exe 31 PID 2396 wrote to memory of 2104 2396 vnc.exe 31 PID 2396 wrote to memory of 2104 2396 vnc.exe 31 PID 1720 wrote to memory of 1952 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 32 PID 1720 wrote to memory of 1952 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 32 PID 1720 wrote to memory of 1952 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 32 PID 1720 wrote to memory of 1952 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 32 PID 2396 wrote to memory of 2104 2396 vnc.exe 31 PID 1720 wrote to memory of 2208 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 33 PID 1720 wrote to memory of 2208 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 33 PID 1720 wrote to memory of 2208 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 33 PID 1720 wrote to memory of 2208 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 33 PID 1720 wrote to memory of 2208 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 33 PID 1720 wrote to memory of 2208 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 33 PID 1720 wrote to memory of 2816 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 34 PID 1720 wrote to memory of 2816 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 34 PID 1720 wrote to memory of 2816 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 34 PID 1720 wrote to memory of 2816 1720 833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe 34 PID 2396 wrote to memory of 2104 2396 vnc.exe 31 PID 2396 wrote to memory of 2104 2396 vnc.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe"C:\Users\Admin\AppData\Local\Temp\833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.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:1720 -
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:2396 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵
- Maps connected drives based on registry
PID:2104
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1952 -
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⤵
- Scheduled Task/Job: Scheduled Task
PID:1248
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"3⤵PID:996
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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:2992
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C:\Users\Admin\AppData\Local\Temp\833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe"C:\Users\Admin\AppData\Local\Temp\833b1ec3199c6a6c2bc220dcf02d39bb553eed6fc34a843e6266566c033811eb.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2208
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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:2816
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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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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb