Analysis
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max time kernel
5s -
max time network
93s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
20-08-2024 06:56
Behavioral task
behavioral1
Sample
d49f6b5934ea87235d0995d0f084d230N.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
d49f6b5934ea87235d0995d0f084d230N.exe
Resource
win10v2004-20240802-en
General
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Target
d49f6b5934ea87235d0995d0f084d230N.exe
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Size
2.0MB
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MD5
d49f6b5934ea87235d0995d0f084d230
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SHA1
047bf968da71f6eaba87928a24f7c63c1fac4983
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SHA256
4b80864d40dba204deda2a061aa44356f52237ebfedfc7b105ba8a178a107b0f
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SHA512
4f9ad2324bfa84683de8f29fb7c0a04062286395d4c0a4415a39217f16f2430a03bc42b75e2809168764e1e8245149e389202267f4f83f7f1236d8f0e7af2f23
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYX:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YB
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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Processes:
d49f6b5934ea87235d0995d0f084d230N.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d49f6b5934ea87235d0995d0f084d230N.exe 12 ip-api.com 47 ip-api.com -
Quasar payload 3 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\windef.exe family_quasar behavioral2/memory/3944-31-0x0000000000220000-0x000000000027E000-memory.dmp family_quasar C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe family_quasar -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
d49f6b5934ea87235d0995d0f084d230N.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation d49f6b5934ea87235d0995d0f084d230N.exe -
Executes dropped EXE 3 IoCs
Processes:
vnc.exewindef.exewinsock.exepid process 876 vnc.exe 3944 windef.exe 3052 winsock.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
d49f6b5934ea87235d0995d0f084d230N.exedescription ioc process File opened (read-only) \??\v: d49f6b5934ea87235d0995d0f084d230N.exe File opened (read-only) \??\g: d49f6b5934ea87235d0995d0f084d230N.exe File opened (read-only) \??\k: d49f6b5934ea87235d0995d0f084d230N.exe File opened (read-only) \??\l: d49f6b5934ea87235d0995d0f084d230N.exe File opened (read-only) \??\n: d49f6b5934ea87235d0995d0f084d230N.exe File opened (read-only) \??\q: d49f6b5934ea87235d0995d0f084d230N.exe File opened (read-only) \??\t: d49f6b5934ea87235d0995d0f084d230N.exe File opened (read-only) \??\z: d49f6b5934ea87235d0995d0f084d230N.exe File opened (read-only) \??\h: d49f6b5934ea87235d0995d0f084d230N.exe File opened (read-only) \??\i: d49f6b5934ea87235d0995d0f084d230N.exe File opened (read-only) \??\j: d49f6b5934ea87235d0995d0f084d230N.exe File opened (read-only) \??\o: d49f6b5934ea87235d0995d0f084d230N.exe File opened (read-only) \??\p: d49f6b5934ea87235d0995d0f084d230N.exe File opened (read-only) \??\r: d49f6b5934ea87235d0995d0f084d230N.exe File opened (read-only) \??\s: d49f6b5934ea87235d0995d0f084d230N.exe File opened (read-only) \??\u: d49f6b5934ea87235d0995d0f084d230N.exe File opened (read-only) \??\b: d49f6b5934ea87235d0995d0f084d230N.exe File opened (read-only) \??\e: d49f6b5934ea87235d0995d0f084d230N.exe File opened (read-only) \??\x: d49f6b5934ea87235d0995d0f084d230N.exe File opened (read-only) \??\y: d49f6b5934ea87235d0995d0f084d230N.exe File opened (read-only) \??\w: d49f6b5934ea87235d0995d0f084d230N.exe File opened (read-only) \??\a: d49f6b5934ea87235d0995d0f084d230N.exe File opened (read-only) \??\m: d49f6b5934ea87235d0995d0f084d230N.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 12 ip-api.com 47 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:
d49f6b5934ea87235d0995d0f084d230N.exedescription pid process target process PID 836 set thread context of 5072 836 d49f6b5934ea87235d0995d0f084d230N.exe d49f6b5934ea87235d0995d0f084d230N.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 4 IoCs
Processes:
WerFault.exeWerFault.exeWerFault.exeWerFault.exepid pid_target process target process 4640 876 WerFault.exe vnc.exe 2352 4508 WerFault.exe vnc.exe 3280 3052 WerFault.exe winsock.exe 2372 1464 WerFault.exe winsock.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:
schtasks.exed49f6b5934ea87235d0995d0f084d230N.exevnc.exewindef.exed49f6b5934ea87235d0995d0f084d230N.exeschtasks.exeschtasks.exewinsock.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d49f6b5934ea87235d0995d0f084d230N.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 d49f6b5934ea87235d0995d0f084d230N.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 -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
Processes:
PING.EXEPING.EXEpid process 3532 PING.EXE 2296 PING.EXE -
Runs ping.exe 1 TTPs 2 IoCs
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Scheduled Task/Job: Scheduled Task 1 TTPs 5 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exepid process 1748 schtasks.exe 1636 schtasks.exe 2972 schtasks.exe 2952 schtasks.exe 4076 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
d49f6b5934ea87235d0995d0f084d230N.exepid process 836 d49f6b5934ea87235d0995d0f084d230N.exe 836 d49f6b5934ea87235d0995d0f084d230N.exe 836 d49f6b5934ea87235d0995d0f084d230N.exe 836 d49f6b5934ea87235d0995d0f084d230N.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
windef.exewinsock.exedescription pid process Token: SeDebugPrivilege 3944 windef.exe Token: SeDebugPrivilege 3052 winsock.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
winsock.exepid process 3052 winsock.exe -
Suspicious use of WriteProcessMemory 26 IoCs
Processes:
d49f6b5934ea87235d0995d0f084d230N.exevnc.exewindef.exewinsock.exedescription pid process target process PID 836 wrote to memory of 876 836 d49f6b5934ea87235d0995d0f084d230N.exe vnc.exe PID 836 wrote to memory of 876 836 d49f6b5934ea87235d0995d0f084d230N.exe vnc.exe PID 836 wrote to memory of 876 836 d49f6b5934ea87235d0995d0f084d230N.exe vnc.exe PID 836 wrote to memory of 3944 836 d49f6b5934ea87235d0995d0f084d230N.exe windef.exe PID 836 wrote to memory of 3944 836 d49f6b5934ea87235d0995d0f084d230N.exe windef.exe PID 836 wrote to memory of 3944 836 d49f6b5934ea87235d0995d0f084d230N.exe windef.exe PID 836 wrote to memory of 5072 836 d49f6b5934ea87235d0995d0f084d230N.exe d49f6b5934ea87235d0995d0f084d230N.exe PID 836 wrote to memory of 5072 836 d49f6b5934ea87235d0995d0f084d230N.exe d49f6b5934ea87235d0995d0f084d230N.exe PID 836 wrote to memory of 5072 836 d49f6b5934ea87235d0995d0f084d230N.exe d49f6b5934ea87235d0995d0f084d230N.exe PID 836 wrote to memory of 5072 836 d49f6b5934ea87235d0995d0f084d230N.exe d49f6b5934ea87235d0995d0f084d230N.exe PID 836 wrote to memory of 5072 836 d49f6b5934ea87235d0995d0f084d230N.exe d49f6b5934ea87235d0995d0f084d230N.exe PID 876 wrote to memory of 2812 876 vnc.exe svchost.exe PID 876 wrote to memory of 2812 876 vnc.exe svchost.exe PID 876 wrote to memory of 2812 876 vnc.exe svchost.exe PID 836 wrote to memory of 2952 836 d49f6b5934ea87235d0995d0f084d230N.exe schtasks.exe PID 836 wrote to memory of 2952 836 d49f6b5934ea87235d0995d0f084d230N.exe schtasks.exe PID 836 wrote to memory of 2952 836 d49f6b5934ea87235d0995d0f084d230N.exe schtasks.exe PID 3944 wrote to memory of 4076 3944 windef.exe schtasks.exe PID 3944 wrote to memory of 4076 3944 windef.exe schtasks.exe PID 3944 wrote to memory of 4076 3944 windef.exe schtasks.exe PID 3944 wrote to memory of 3052 3944 windef.exe winsock.exe PID 3944 wrote to memory of 3052 3944 windef.exe winsock.exe PID 3944 wrote to memory of 3052 3944 windef.exe winsock.exe PID 3052 wrote to memory of 1748 3052 winsock.exe schtasks.exe PID 3052 wrote to memory of 1748 3052 winsock.exe schtasks.exe PID 3052 wrote to memory of 1748 3052 winsock.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\d49f6b5934ea87235d0995d0f084d230N.exe"C:\Users\Admin\AppData\Local\Temp\d49f6b5934ea87235d0995d0f084d230N.exe"1⤵
- Quasar RAT
- Checks computer location settings
- Enumerates connected drives
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:836 -
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:876 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:2812
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 876 -s 5443⤵
- Program crash
PID:4640 -
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
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3944 -
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:4076 -
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:3052 -
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:1748 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tibZIPUCvpQu.bat" "4⤵PID:512
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C:\Windows\SysWOW64\chcp.comchcp 650015⤵PID:4796
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost5⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:3532 -
C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"5⤵PID:1464
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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 /f6⤵
- Scheduled Task/Job: Scheduled Task
PID:2972 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\nW5mtLPxd6Ne.bat" "6⤵PID:1172
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C:\Windows\SysWOW64\chcp.comchcp 650017⤵PID:4880
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost7⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2296 -
C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"7⤵PID:1028
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1464 -s 22646⤵
- Program crash
PID:2372 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3052 -s 20124⤵
- Program crash
PID:3280 -
C:\Users\Admin\AppData\Local\Temp\d49f6b5934ea87235d0995d0f084d230N.exe"C:\Users\Admin\AppData\Local\Temp\d49f6b5934ea87235d0995d0f084d230N.exe"2⤵
- System Location Discovery: System Language Discovery
PID:5072 -
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:2952
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 876 -ip 8761⤵PID:1876
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe1⤵PID:1520
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"2⤵PID:4508
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:3704
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4508 -s 5203⤵
- Program crash
PID:2352 -
C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"2⤵PID:1912
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"2⤵PID:4056
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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⤵
- Scheduled Task/Job: Scheduled Task
PID:1636
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4508 -ip 45081⤵PID:4316
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3052 -ip 30521⤵PID:628
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 1464 -ip 14641⤵PID:2884
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C:\Windows\system32\dwm.exe"dwm.exe"1⤵PID:4292
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C:\Windows\system32\dwm.exe"dwm.exe"1⤵PID:2176
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C:\Windows\system32\dwm.exe"dwm.exe"1⤵PID:4824
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C:\Windows\system32\dwm.exe"dwm.exe"1⤵PID:4860
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C:\Windows\system32\dwm.exe"dwm.exe"1⤵PID:2188
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C:\Windows\system32\dwm.exe"dwm.exe"1⤵PID:3840
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C:\Windows\system32\dwm.exe"dwm.exe"1⤵PID:5092
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C:\Windows\system32\dwm.exe"dwm.exe"1⤵PID:868
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x470 0x33c1⤵PID:1528
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:3308
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:1480
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:4508
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:4524
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:4404
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:1220
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD510eab9c2684febb5327b6976f2047587
SHA1a12ed54146a7f5c4c580416aecb899549712449e
SHA256f49dbd55029bfbc15134f7c6a4f967d6c39142c63f2e8f1f8c78fab108a2c928
SHA5127e5fd90fffae723bd0c662a90e0730b507805f072771ee673d1d8c262dbf60c8a03ba5fe088f699a97c2e886380de158b2ccd59ee62e3d012dd6dd14ea9d0e50
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Filesize
208B
MD55d4903642a7f0e6a9d16a10e59ab63b3
SHA1ab5d75777b4d3cd5cdcad952b402979ad3555cf6
SHA256dccc029181e79a3901e5e06a6c92c1f82fb607c30c30dc1affd7a7c99a8415f2
SHA512d8e17d54d2e9776c99360379e4469461c37ad30af54ff51d54cccc75edaf957b1a79c267c511c2c7c8068ec0336931926da08c75cb4cc61c629ef8d77830c003
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Filesize
208B
MD5df249c420824494a78b89f6aed8b4d12
SHA1771bbab5aea1992e5754689846011ef60aedc276
SHA256333ddacc3e10078aeb58f22dba924965b143e303e88e94968548c9d30a0d0c56
SHA5125622807306ae33ed19cdde09d934a1a08708e064bd156f27b733c7cf6c3c98f81e9a69de8d7c51a756fc54244b8ecfbb9dac18c8bed23011fb6334895b800bec
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb
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Filesize
224B
MD5ef54c9b42fbd66fe496c646dbedcc266
SHA159c45214b0a412348c157c24ea257612ba6fe5ba
SHA25619b897f2a373587d2ac3f7f4392044bb2ea6e6b6b42eac98600e35f78e69688d
SHA5129628194e2a6bf8d935545489f364fc122f4f376840fb79000fe1fdc3d5171cefd5dda83e9a68ac35868c8bf8bfb24031c0ca7f35f7dadd8216f83270047bad55
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Filesize
2.0MB
MD5d26b33088958cb0b5e0bbd3a6993cd34
SHA1dc349cfc7f15e33e45d0f2c2e4c555238197ed4c
SHA2564c9313ddbfb0df5b6bbe83345ee727f6ee257bc5c177612c70b685cc669bce60
SHA5121f2dd4e59791194959ef64d6ca792c1a43cd569a580ebd487286f311c0be8b434224143ca70f92c48f8321e7a25cbc318222217c39e1338517e24f9c995b4cf8