Analysis
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max time kernel
5s -
max time network
99s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
13-08-2024 12:43
Behavioral task
behavioral1
Sample
73bd1b1240bfe1e7ed1c961c0a505e70N.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
73bd1b1240bfe1e7ed1c961c0a505e70N.exe
Resource
win10v2004-20240802-en
General
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Target
73bd1b1240bfe1e7ed1c961c0a505e70N.exe
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Size
2.0MB
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MD5
73bd1b1240bfe1e7ed1c961c0a505e70
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SHA1
9dd3932ea7bd2922aa7f7215c8e5a3f81ec34ced
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SHA256
889d3ef6f4112182c4d4d2c9154fb9a881bd4dacd3ed7857c070ee958a378a80
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SHA512
4d28d1d1f570da7d076efc38e289a2df19b3cea31546dee504f303c86b968b01e3a691fb6caff4d93c1ca8232fb26c808430f6a0c779a3acbcfafe5b59daf6ce
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYu:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yo
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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Quasar payload 3 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\windef.exe family_quasar behavioral2/memory/4004-32-0x0000000000710000-0x000000000076E000-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:
73bd1b1240bfe1e7ed1c961c0a505e70N.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation 73bd1b1240bfe1e7ed1c961c0a505e70N.exe -
Executes dropped EXE 3 IoCs
Processes:
vnc.exewindef.exewinsock.exepid process 2192 vnc.exe 4004 windef.exe 3032 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:
73bd1b1240bfe1e7ed1c961c0a505e70N.exedescription ioc process File opened (read-only) \??\k: 73bd1b1240bfe1e7ed1c961c0a505e70N.exe File opened (read-only) \??\m: 73bd1b1240bfe1e7ed1c961c0a505e70N.exe File opened (read-only) \??\u: 73bd1b1240bfe1e7ed1c961c0a505e70N.exe File opened (read-only) \??\x: 73bd1b1240bfe1e7ed1c961c0a505e70N.exe File opened (read-only) \??\b: 73bd1b1240bfe1e7ed1c961c0a505e70N.exe File opened (read-only) \??\g: 73bd1b1240bfe1e7ed1c961c0a505e70N.exe File opened (read-only) \??\h: 73bd1b1240bfe1e7ed1c961c0a505e70N.exe File opened (read-only) \??\j: 73bd1b1240bfe1e7ed1c961c0a505e70N.exe File opened (read-only) \??\z: 73bd1b1240bfe1e7ed1c961c0a505e70N.exe File opened (read-only) \??\w: 73bd1b1240bfe1e7ed1c961c0a505e70N.exe File opened (read-only) \??\y: 73bd1b1240bfe1e7ed1c961c0a505e70N.exe File opened (read-only) \??\e: 73bd1b1240bfe1e7ed1c961c0a505e70N.exe File opened (read-only) \??\l: 73bd1b1240bfe1e7ed1c961c0a505e70N.exe File opened (read-only) \??\p: 73bd1b1240bfe1e7ed1c961c0a505e70N.exe File opened (read-only) \??\q: 73bd1b1240bfe1e7ed1c961c0a505e70N.exe File opened (read-only) \??\s: 73bd1b1240bfe1e7ed1c961c0a505e70N.exe File opened (read-only) \??\t: 73bd1b1240bfe1e7ed1c961c0a505e70N.exe File opened (read-only) \??\v: 73bd1b1240bfe1e7ed1c961c0a505e70N.exe File opened (read-only) \??\a: 73bd1b1240bfe1e7ed1c961c0a505e70N.exe File opened (read-only) \??\i: 73bd1b1240bfe1e7ed1c961c0a505e70N.exe File opened (read-only) \??\n: 73bd1b1240bfe1e7ed1c961c0a505e70N.exe File opened (read-only) \??\o: 73bd1b1240bfe1e7ed1c961c0a505e70N.exe File opened (read-only) \??\r: 73bd1b1240bfe1e7ed1c961c0a505e70N.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 10 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:
73bd1b1240bfe1e7ed1c961c0a505e70N.exedescription pid process target process PID 3216 set thread context of 3876 3216 73bd1b1240bfe1e7ed1c961c0a505e70N.exe 73bd1b1240bfe1e7ed1c961c0a505e70N.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 3636 2192 WerFault.exe vnc.exe 1932 3704 WerFault.exe vnc.exe 2200 3032 WerFault.exe winsock.exe 972 1948 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:
windef.exe73bd1b1240bfe1e7ed1c961c0a505e70N.exeschtasks.exeschtasks.exewinsock.exeschtasks.exe73bd1b1240bfe1e7ed1c961c0a505e70N.exevnc.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language windef.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 73bd1b1240bfe1e7ed1c961c0a505e70N.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 73bd1b1240bfe1e7ed1c961c0a505e70N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.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 1100 PING.EXE 4460 PING.EXE -
Runs ping.exe 1 TTPs 2 IoCs
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Scheduled Task/Job: Scheduled Task 1 TTPs 6 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exepid process 4852 schtasks.exe 5036 schtasks.exe 1244 schtasks.exe 64 schtasks.exe 4536 schtasks.exe 4308 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
73bd1b1240bfe1e7ed1c961c0a505e70N.exepid process 3216 73bd1b1240bfe1e7ed1c961c0a505e70N.exe 3216 73bd1b1240bfe1e7ed1c961c0a505e70N.exe 3216 73bd1b1240bfe1e7ed1c961c0a505e70N.exe 3216 73bd1b1240bfe1e7ed1c961c0a505e70N.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
windef.exewinsock.exedescription pid process Token: SeDebugPrivilege 4004 windef.exe Token: SeDebugPrivilege 3032 winsock.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
winsock.exepid process 3032 winsock.exe -
Suspicious use of WriteProcessMemory 26 IoCs
Processes:
73bd1b1240bfe1e7ed1c961c0a505e70N.exevnc.exewindef.exewinsock.exedescription pid process target process PID 3216 wrote to memory of 2192 3216 73bd1b1240bfe1e7ed1c961c0a505e70N.exe vnc.exe PID 3216 wrote to memory of 2192 3216 73bd1b1240bfe1e7ed1c961c0a505e70N.exe vnc.exe PID 3216 wrote to memory of 2192 3216 73bd1b1240bfe1e7ed1c961c0a505e70N.exe vnc.exe PID 2192 wrote to memory of 4000 2192 vnc.exe svchost.exe PID 2192 wrote to memory of 4000 2192 vnc.exe svchost.exe PID 3216 wrote to memory of 4004 3216 73bd1b1240bfe1e7ed1c961c0a505e70N.exe windef.exe PID 3216 wrote to memory of 4004 3216 73bd1b1240bfe1e7ed1c961c0a505e70N.exe windef.exe PID 3216 wrote to memory of 4004 3216 73bd1b1240bfe1e7ed1c961c0a505e70N.exe windef.exe PID 2192 wrote to memory of 4000 2192 vnc.exe svchost.exe PID 3216 wrote to memory of 3876 3216 73bd1b1240bfe1e7ed1c961c0a505e70N.exe 73bd1b1240bfe1e7ed1c961c0a505e70N.exe PID 3216 wrote to memory of 3876 3216 73bd1b1240bfe1e7ed1c961c0a505e70N.exe 73bd1b1240bfe1e7ed1c961c0a505e70N.exe PID 3216 wrote to memory of 3876 3216 73bd1b1240bfe1e7ed1c961c0a505e70N.exe 73bd1b1240bfe1e7ed1c961c0a505e70N.exe PID 3216 wrote to memory of 3876 3216 73bd1b1240bfe1e7ed1c961c0a505e70N.exe 73bd1b1240bfe1e7ed1c961c0a505e70N.exe PID 3216 wrote to memory of 3876 3216 73bd1b1240bfe1e7ed1c961c0a505e70N.exe 73bd1b1240bfe1e7ed1c961c0a505e70N.exe PID 3216 wrote to memory of 1244 3216 73bd1b1240bfe1e7ed1c961c0a505e70N.exe schtasks.exe PID 3216 wrote to memory of 1244 3216 73bd1b1240bfe1e7ed1c961c0a505e70N.exe schtasks.exe PID 3216 wrote to memory of 1244 3216 73bd1b1240bfe1e7ed1c961c0a505e70N.exe schtasks.exe PID 4004 wrote to memory of 64 4004 windef.exe schtasks.exe PID 4004 wrote to memory of 64 4004 windef.exe schtasks.exe PID 4004 wrote to memory of 64 4004 windef.exe schtasks.exe PID 4004 wrote to memory of 3032 4004 windef.exe winsock.exe PID 4004 wrote to memory of 3032 4004 windef.exe winsock.exe PID 4004 wrote to memory of 3032 4004 windef.exe winsock.exe PID 3032 wrote to memory of 4536 3032 winsock.exe schtasks.exe PID 3032 wrote to memory of 4536 3032 winsock.exe schtasks.exe PID 3032 wrote to memory of 4536 3032 winsock.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\73bd1b1240bfe1e7ed1c961c0a505e70N.exe"C:\Users\Admin\AppData\Local\Temp\73bd1b1240bfe1e7ed1c961c0a505e70N.exe"1⤵
- 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:3216 -
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:2192 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:4000
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2192 -s 5483⤵
- Program crash
PID:3636 -
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:4004 -
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:64 -
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:3032 -
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:4536 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\AMVxkxANTji7.bat" "4⤵PID:3548
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C:\Windows\SysWOW64\chcp.comchcp 650015⤵PID:4892
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost5⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:4460 -
C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"5⤵PID:3584
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3032 -s 22484⤵
- Program crash
PID:2200 -
C:\Users\Admin\AppData\Local\Temp\73bd1b1240bfe1e7ed1c961c0a505e70N.exe"C:\Users\Admin\AppData\Local\Temp\73bd1b1240bfe1e7ed1c961c0a505e70N.exe"2⤵
- System Location Discovery: System Language Discovery
PID:3876 -
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:1244
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2192 -ip 21921⤵PID:2164
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe1⤵PID:3544
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"2⤵PID:3704
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:4364
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3704 -s 5203⤵
- Program crash
PID:1932 -
C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"2⤵PID:3648
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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:4852 -
C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"3⤵PID:1948
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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:5036 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\U3EOhebkrZlQ.bat" "4⤵PID:1116
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C:\Windows\SysWOW64\chcp.comchcp 650015⤵PID:4336
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost5⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:1100 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 22564⤵
- Program crash
PID:972 -
C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"2⤵PID:228
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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:4308
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 3704 -ip 37041⤵PID:4540
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 3032 -ip 30321⤵PID:1324
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 1948 -ip 19481⤵PID:628
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C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service1⤵PID:3164
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C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service1⤵PID:2124
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
MD5517e9a3d0118de2d6aad2d9b541a1538
SHA1b36e4b78e606de79611be3a1ecfa69667d2139fc
SHA2563fffa190c1d453d5b453071519d4c500765ae3d7553f1fb93fc5b69e3c77518f
SHA51283bc1faf96bd1fa44a8d1ee449a38f115f59737fb3265f1e5c560300d9ff789e5d45d63b7373fa01457143d9a9dad1d936d7676a8bc509967634d4a7a25ef072
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Filesize
208B
MD58afb51839a0225c997ba44d92ee1652a
SHA182fc9375e1a4cd25b51d8155e415c0514448be1e
SHA256bd7c4f4185477eea36de60a61787641fbe75e1c2d9955a8c82837db0c3714c33
SHA5120491494d53c28bcc15197c8033d771db4282a027973e6f0d7c7d09509c1969d60bf1566cf9bc40a8f9ff8f6ce9c12b16f575badeda73dd0591091f76294ae6e6
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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
MD59105247d7129529967d26ed386063d4c
SHA140b8ad3da7e00fe6e565b0a0fc0e4ae6dbe11e73
SHA256ccb35f5db51e0be461543dce4baffe38c270d18d751e5df65c2ac9f16a41259b
SHA512de4a146b766fd9c19b6d1504a98d08bab1064e8ae1463fa0ebc2307f33a3338bbf064fe3cfd91339526fba2d8073c9aadb73b2e040a6d0cb9cb149ff255bb280
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Filesize
2.0MB
MD59f352162d048f20fe4401499e7df71d8
SHA16142a1d6564810956b468b5fd6d2ef5c3128a856
SHA256436bbcb94eab8668f3c300336756bf46aa5f9012c67b7a790bc2808754e8343f
SHA512b71801f7b577098308d943331ee2d8f0ecb9078c0514f43011ed6bd22246edd48dd7f350a4401a453d83e0bcd847b81155e6a60b264aa8c2d6756cc0e817ddf9