Analysis
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max time kernel
2s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
04-01-2025 02:04
Behavioral task
behavioral1
Sample
8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe
Resource
win10v2004-20241007-en
General
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Target
8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe
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Size
2.0MB
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MD5
f815ffdfd670a6d1a59415bfcc3b9c32
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SHA1
a7e268b10696a0c6a368c08318cb6401064ff9fe
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SHA256
8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594
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SHA512
bc29f86b79bbeaa2535ee9a1b322e46cea9f07e8bbce15f9229f510eb77f995288e763e2402e91d6585a79c6f5701236a501154e33805cb083b1db24d2e0038d
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYd:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y3
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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Azorult family
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Quasar family
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Quasar payload 3 IoCs
resource yara_rule behavioral2/files/0x0007000000023ca9-17.dat family_quasar behavioral2/memory/1748-29-0x0000000000780000-0x00000000007DE000-memory.dmp family_quasar behavioral2/files/0x0007000000023cab-45.dat family_quasar -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe -
Executes dropped EXE 3 IoCs
pid Process 3808 vnc.exe 1748 windef.exe 1976 winsock.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\z: 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe File opened (read-only) \??\l: 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe File opened (read-only) \??\n: 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe File opened (read-only) \??\o: 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe File opened (read-only) \??\s: 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe File opened (read-only) \??\h: 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe File opened (read-only) \??\k: 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe File opened (read-only) \??\w: 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe File opened (read-only) \??\y: 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe File opened (read-only) \??\j: 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe File opened (read-only) \??\m: 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe File opened (read-only) \??\q: 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe File opened (read-only) \??\t: 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe File opened (read-only) \??\a: 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe File opened (read-only) \??\b: 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe File opened (read-only) \??\g: 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe File opened (read-only) \??\i: 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe File opened (read-only) \??\u: 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe File opened (read-only) \??\x: 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe File opened (read-only) \??\e: 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe File opened (read-only) \??\p: 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe File opened (read-only) \??\r: 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe File opened (read-only) \??\v: 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.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.
flow ioc 11 ip-api.com -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/files/0x0007000000023cab-45.dat autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4520 set thread context of 4388 4520 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe 87 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 4 IoCs
pid pid_target Process procid_target 4780 3808 WerFault.exe 83 4620 4840 WerFault.exe 100 2348 1976 WerFault.exe 96 532 4480 WerFault.exe 123 -
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.
description ioc Process 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 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.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 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 4548 PING.EXE 3844 PING.EXE -
Runs ping.exe 1 TTPs 2 IoCs
pid Process 4548 PING.EXE 3844 PING.EXE -
Scheduled Task/Job: Scheduled Task 1 TTPs 5 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3972 schtasks.exe 4372 schtasks.exe 424 schtasks.exe 3980 schtasks.exe 5084 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4520 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe 4520 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe 4520 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe 4520 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1748 windef.exe -
Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 4520 wrote to memory of 3808 4520 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe 83 PID 4520 wrote to memory of 3808 4520 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe 83 PID 4520 wrote to memory of 3808 4520 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe 83 PID 4520 wrote to memory of 1748 4520 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe 85 PID 4520 wrote to memory of 1748 4520 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe 85 PID 4520 wrote to memory of 1748 4520 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe 85 PID 3808 wrote to memory of 1488 3808 vnc.exe 86 PID 3808 wrote to memory of 1488 3808 vnc.exe 86 PID 4520 wrote to memory of 4388 4520 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe 87 PID 4520 wrote to memory of 4388 4520 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe 87 PID 4520 wrote to memory of 4388 4520 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe 87 PID 4520 wrote to memory of 4388 4520 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe 87 PID 4520 wrote to memory of 4388 4520 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe 87 PID 3808 wrote to memory of 1488 3808 vnc.exe 86 PID 4520 wrote to memory of 3972 4520 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe 90 PID 4520 wrote to memory of 3972 4520 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe 90 PID 4520 wrote to memory of 3972 4520 8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe 90 PID 1748 wrote to memory of 4372 1748 windef.exe 94 PID 1748 wrote to memory of 4372 1748 windef.exe 94 PID 1748 wrote to memory of 4372 1748 windef.exe 94 PID 1748 wrote to memory of 1976 1748 windef.exe 96 PID 1748 wrote to memory of 1976 1748 windef.exe 96 PID 1748 wrote to memory of 1976 1748 windef.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe"C:\Users\Admin\AppData\Local\Temp\8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.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:4520 -
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:3808 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:1488
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3808 -s 5723⤵
- Program crash
PID:4780
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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
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1748 -
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:4372
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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:1976 -
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:424
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\xWs0qcR0j5eR.bat" "4⤵PID:3076
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C:\Windows\SysWOW64\chcp.comchcp 650015⤵PID:4088
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost5⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:4548
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"5⤵PID:4480
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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:5084
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\4VmLKqb6hg6x.bat" "6⤵PID:1740
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C:\Windows\SysWOW64\chcp.comchcp 650017⤵PID:4272
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost7⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:3844
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4480 -s 22846⤵
- Program crash
PID:532
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1976 -s 20084⤵
- Program crash
PID:2348
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C:\Users\Admin\AppData\Local\Temp\8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe"C:\Users\Admin\AppData\Local\Temp\8c5c1b53bf522600a73b0a774833d9ffd595dccb6c9d2f76dc758846ce33b594.exe"2⤵
- System Location Discovery: System Language Discovery
PID:4388
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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:3972
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3808 -ip 38081⤵PID:3348
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe1⤵PID:3456
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"2⤵PID:4840
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:212
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4840 -s 5203⤵
- Program crash
PID:4620
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"2⤵PID:396
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"2⤵PID:684
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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:3980
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 4840 -ip 48401⤵PID:1480
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1976 -ip 19761⤵PID:4340
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 4480 -ip 44801⤵PID:4624
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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:2568
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
MD5d724b2d5f077c2eb2f672e9e870ac432
SHA1d23ef8acf161015e98c2b121a2d51482d8d3883a
SHA2563aeaebe5e953f54f959187ef69817fa5de81f69f020fdf9ba824072db4f9cef2
SHA5125507f5a8f350784b4e1eac7b7a7beb5bab5afad2b9b14a23765757b6b38aff9b98e6254d855c458cffc2eea07aaa008cbc890bbeb54ba2a54379a145eed3ab5d
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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
208B
MD563d845ec732038a8e9ea951ca060afc5
SHA12f69d251ead59c112ec781cc640a857c4810cde0
SHA25648cf678285257823279886890b6b4d15c1a66c471dce7874e0eb3981e3b3b95a
SHA512f382d48da5d64954db478daf7923f70b4f055c998d5d9fcfc2f2a6b6692c12552d28e28877d141d224b6cde55a87f18204f93e6f3dc443c812d2396ceea0ba61
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Filesize
224B
MD540bfa22949f215d95eea9157502e893c
SHA156d661ceda7d37ae2cc31c8b57d2502e4c368b9b
SHA2563999bd9ba09bde612172c8ee98af2eba01a9b88b42382f6f1810649a87183762
SHA5127f4c88a95ca855c3f901882f84c3a0b4977d06fefdc7fe9fbf0dd3d8024b5cd0164745c69d70b14faff1c6403219126f2ccf954421fbc30b1aaf4dcc79db4708
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Filesize
2.0MB
MD5efcea646d110b7dce1e129e2279ce117
SHA1bef5e934dec3738f1f7f78288d8413aabdbbac4f
SHA2565b3d0e1fb0c283bed66d97520c5bc4f1aa7db77b60db1f251290387a2dda489f
SHA512da7b16b46205bfa86688f6470d5ebf960db88d7372b37a4d99e71ef7ca1a520b906c2ecae1e9d4399030ddfaf4330a27f32a1b7c8466dd82516e80be138fd4f4