Analysis
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max time kernel
4s -
max time network
100s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
25-08-2024 00:04
Behavioral task
behavioral1
Sample
6c73bff74c556614eac6924cf5ef2cf0N.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
6c73bff74c556614eac6924cf5ef2cf0N.exe
Resource
win10v2004-20240802-en
General
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Target
6c73bff74c556614eac6924cf5ef2cf0N.exe
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Size
2.0MB
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MD5
6c73bff74c556614eac6924cf5ef2cf0
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SHA1
60cc889f6dfc699fa074292ecf9c4b6dde194e37
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SHA256
27b3199ec7d50a5b57ad568d9f4a9734c94f95e4765820698ef5fd5c9e2f7937
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SHA512
e5f4fe737e25cbf66d743ce886dd488768b679467f6f650191e1fc68eb77a921a1ca331800ca67f7ae0d20c8c3f84a199f3e6d47b8db4a19eb5d77c74fd76996
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYp:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y/
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:
6c73bff74c556614eac6924cf5ef2cf0N.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6c73bff74c556614eac6924cf5ef2cf0N.exe 8 ip-api.com 61 ip-api.com -
Quasar payload 3 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\windef.exe family_quasar behavioral2/memory/760-32-0x0000000000700000-0x000000000075E000-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:
6c73bff74c556614eac6924cf5ef2cf0N.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation 6c73bff74c556614eac6924cf5ef2cf0N.exe -
Executes dropped EXE 3 IoCs
Processes:
vnc.exewindef.exewinsock.exepid process 1400 vnc.exe 760 windef.exe 1080 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:
6c73bff74c556614eac6924cf5ef2cf0N.exedescription ioc process File opened (read-only) \??\e: 6c73bff74c556614eac6924cf5ef2cf0N.exe File opened (read-only) \??\m: 6c73bff74c556614eac6924cf5ef2cf0N.exe File opened (read-only) \??\p: 6c73bff74c556614eac6924cf5ef2cf0N.exe File opened (read-only) \??\s: 6c73bff74c556614eac6924cf5ef2cf0N.exe File opened (read-only) \??\t: 6c73bff74c556614eac6924cf5ef2cf0N.exe File opened (read-only) \??\v: 6c73bff74c556614eac6924cf5ef2cf0N.exe File opened (read-only) \??\y: 6c73bff74c556614eac6924cf5ef2cf0N.exe File opened (read-only) \??\a: 6c73bff74c556614eac6924cf5ef2cf0N.exe File opened (read-only) \??\h: 6c73bff74c556614eac6924cf5ef2cf0N.exe File opened (read-only) \??\j: 6c73bff74c556614eac6924cf5ef2cf0N.exe File opened (read-only) \??\r: 6c73bff74c556614eac6924cf5ef2cf0N.exe File opened (read-only) \??\b: 6c73bff74c556614eac6924cf5ef2cf0N.exe File opened (read-only) \??\k: 6c73bff74c556614eac6924cf5ef2cf0N.exe File opened (read-only) \??\n: 6c73bff74c556614eac6924cf5ef2cf0N.exe File opened (read-only) \??\o: 6c73bff74c556614eac6924cf5ef2cf0N.exe File opened (read-only) \??\u: 6c73bff74c556614eac6924cf5ef2cf0N.exe File opened (read-only) \??\w: 6c73bff74c556614eac6924cf5ef2cf0N.exe File opened (read-only) \??\x: 6c73bff74c556614eac6924cf5ef2cf0N.exe File opened (read-only) \??\i: 6c73bff74c556614eac6924cf5ef2cf0N.exe File opened (read-only) \??\l: 6c73bff74c556614eac6924cf5ef2cf0N.exe File opened (read-only) \??\q: 6c73bff74c556614eac6924cf5ef2cf0N.exe File opened (read-only) \??\z: 6c73bff74c556614eac6924cf5ef2cf0N.exe File opened (read-only) \??\g: 6c73bff74c556614eac6924cf5ef2cf0N.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 8 ip-api.com 61 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:
6c73bff74c556614eac6924cf5ef2cf0N.exedescription pid process target process PID 3548 set thread context of 4704 3548 6c73bff74c556614eac6924cf5ef2cf0N.exe 6c73bff74c556614eac6924cf5ef2cf0N.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 2208 1400 WerFault.exe vnc.exe 3476 4276 WerFault.exe vnc.exe 2900 1080 WerFault.exe winsock.exe 2736 4056 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.exewinsock.exeschtasks.exe6c73bff74c556614eac6924cf5ef2cf0N.exevnc.exewindef.exe6c73bff74c556614eac6924cf5ef2cf0N.exeschtasks.exedescription ioc process 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 6c73bff74c556614eac6924cf5ef2cf0N.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 6c73bff74c556614eac6924cf5ef2cf0N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.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 1208 PING.EXE 628 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 4668 schtasks.exe 3456 schtasks.exe 2744 schtasks.exe 4504 schtasks.exe 208 schtasks.exe 1952 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
6c73bff74c556614eac6924cf5ef2cf0N.exepid process 3548 6c73bff74c556614eac6924cf5ef2cf0N.exe 3548 6c73bff74c556614eac6924cf5ef2cf0N.exe 3548 6c73bff74c556614eac6924cf5ef2cf0N.exe 3548 6c73bff74c556614eac6924cf5ef2cf0N.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
windef.exewinsock.exedescription pid process Token: SeDebugPrivilege 760 windef.exe Token: SeDebugPrivilege 1080 winsock.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
winsock.exepid process 1080 winsock.exe -
Suspicious use of WriteProcessMemory 26 IoCs
Processes:
6c73bff74c556614eac6924cf5ef2cf0N.exevnc.exewindef.exewinsock.exedescription pid process target process PID 3548 wrote to memory of 1400 3548 6c73bff74c556614eac6924cf5ef2cf0N.exe vnc.exe PID 3548 wrote to memory of 1400 3548 6c73bff74c556614eac6924cf5ef2cf0N.exe vnc.exe PID 3548 wrote to memory of 1400 3548 6c73bff74c556614eac6924cf5ef2cf0N.exe vnc.exe PID 3548 wrote to memory of 760 3548 6c73bff74c556614eac6924cf5ef2cf0N.exe windef.exe PID 3548 wrote to memory of 760 3548 6c73bff74c556614eac6924cf5ef2cf0N.exe windef.exe PID 3548 wrote to memory of 760 3548 6c73bff74c556614eac6924cf5ef2cf0N.exe windef.exe PID 1400 wrote to memory of 4932 1400 vnc.exe svchost.exe PID 1400 wrote to memory of 4932 1400 vnc.exe svchost.exe PID 3548 wrote to memory of 4704 3548 6c73bff74c556614eac6924cf5ef2cf0N.exe 6c73bff74c556614eac6924cf5ef2cf0N.exe PID 3548 wrote to memory of 4704 3548 6c73bff74c556614eac6924cf5ef2cf0N.exe 6c73bff74c556614eac6924cf5ef2cf0N.exe PID 3548 wrote to memory of 4704 3548 6c73bff74c556614eac6924cf5ef2cf0N.exe 6c73bff74c556614eac6924cf5ef2cf0N.exe PID 3548 wrote to memory of 4704 3548 6c73bff74c556614eac6924cf5ef2cf0N.exe 6c73bff74c556614eac6924cf5ef2cf0N.exe PID 3548 wrote to memory of 4704 3548 6c73bff74c556614eac6924cf5ef2cf0N.exe 6c73bff74c556614eac6924cf5ef2cf0N.exe PID 1400 wrote to memory of 4932 1400 vnc.exe svchost.exe PID 3548 wrote to memory of 4668 3548 6c73bff74c556614eac6924cf5ef2cf0N.exe schtasks.exe PID 3548 wrote to memory of 4668 3548 6c73bff74c556614eac6924cf5ef2cf0N.exe schtasks.exe PID 3548 wrote to memory of 4668 3548 6c73bff74c556614eac6924cf5ef2cf0N.exe schtasks.exe PID 760 wrote to memory of 3456 760 windef.exe schtasks.exe PID 760 wrote to memory of 3456 760 windef.exe schtasks.exe PID 760 wrote to memory of 3456 760 windef.exe schtasks.exe PID 760 wrote to memory of 1080 760 windef.exe winsock.exe PID 760 wrote to memory of 1080 760 windef.exe winsock.exe PID 760 wrote to memory of 1080 760 windef.exe winsock.exe PID 1080 wrote to memory of 2744 1080 winsock.exe schtasks.exe PID 1080 wrote to memory of 2744 1080 winsock.exe schtasks.exe PID 1080 wrote to memory of 2744 1080 winsock.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\6c73bff74c556614eac6924cf5ef2cf0N.exe"C:\Users\Admin\AppData\Local\Temp\6c73bff74c556614eac6924cf5ef2cf0N.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:3548 -
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:1400 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:4932
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1400 -s 5483⤵
- Program crash
PID:2208 -
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:760 -
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:3456 -
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:1080 -
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:2744 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\0SWWoVSv00w4.bat" "4⤵PID:2452
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C:\Windows\SysWOW64\chcp.comchcp 650015⤵PID:2208
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost5⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:1208 -
C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"5⤵PID:4056
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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:208 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\0qimraUrLx9C.bat" "6⤵PID:4792
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C:\Windows\SysWOW64\chcp.comchcp 650017⤵PID:2540
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost7⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:628 -
C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"7⤵PID:2456
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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 /f8⤵
- Scheduled Task/Job: Scheduled Task
PID:1952 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4056 -s 22646⤵
- Program crash
PID:2736 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1080 -s 17524⤵
- Program crash
PID:2900 -
C:\Users\Admin\AppData\Local\Temp\6c73bff74c556614eac6924cf5ef2cf0N.exe"C:\Users\Admin\AppData\Local\Temp\6c73bff74c556614eac6924cf5ef2cf0N.exe"2⤵
- System Location Discovery: System Language Discovery
PID:4704 -
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:4668
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1400 -ip 14001⤵PID:2244
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe1⤵PID:2348
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"2⤵PID:4276
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:3472
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4276 -s 5203⤵
- Program crash
PID:3476 -
C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"2⤵PID:3804
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"2⤵PID:1404
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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:4504
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4276 -ip 42761⤵PID:392
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1080 -ip 10801⤵PID:4944
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 4056 -ip 40561⤵PID:3476
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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:3100
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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:4784
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
MD51fde7a44a4fae46c228fe472b117f549
SHA166b5579a653314d71e6430bdb1f998fb93fd8bad
SHA256cc296c06292406f0ccaeeb9b172af01d086a50a17e32f92cdd153d2612efffc1
SHA512fb68bdbf2ee679fe9b9f8711c09f828e04b64610d515fffbfaf095fa5fcdd606d5a85cf581322f0a34e8028ff81185197f66d3303ba047572ea154e7c7dafda5
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Filesize
208B
MD533c053c98582195567669d0fbe797027
SHA1e81af07f43d781b558dca5d668c040a28031905a
SHA256ad9496b23f60b003e973f261be494c8583d2330d2010bf0c44ad71141ab852cc
SHA512196990984e92e73e04ec55f7e6fd2ebeb3cd035ed8f7991e47e7b169b0dd3da6a6ef61123ceb918de1b42d151fc132c06a431ebbe45c56ca7a03bb2bfd2c3aee
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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
MD5e20c8480484e448cd2abfce5b4e88960
SHA14a77b2d26ff6cf105764a11859ce3302e88051a7
SHA256dabbfd075c1474460aeefdafd4c7746e7e7f621c2649d70cd73f15386f625f21
SHA512bd5bd6d2148a33ae0ec65a20d410f9f63ad8f7968e6d1b3a129d4b29f81f9c7d58828e3ee0a29e3f7cb06df6ea5e26068ab7e534370604e864a99bb64507b2be
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Filesize
224B
MD53806d2e969ad27d2e822e3dfb6f942ea
SHA191bbe9ad8f98fe7bb690c5586fd36f9d7985b22a
SHA256133e428fdf60848082a273bdbb85bde9da4be2d6a504205f836befc8ae3c8320
SHA5127b6f1e35cbe829f1e8a485286dc994793d73481944a62539b9234da7cfbdefcfbfe2e9aa6985d8391869bc70fff29e77cda762eaa03c445685a487aa72136383
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Filesize
2.0MB
MD56222e66d777633de201b30a5ae975938
SHA1af47cbd8ee654607e6cfc84263ba8fe43d704233
SHA256004d8449718f6697e427f6c6b03aae2872e54c08a4fdc54115fb857b8c2df28c
SHA5129a571bf907a7923cd0a5259cae8f49846598770839a9cc96eb638c8b75dd83aa998c0d0d06be345c5986dfde1a147cd5841d5bec57e3ce347bf19e34f9bc919c