Analysis
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max time kernel
5s -
max time network
138s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
17-10-2024 05:40
Behavioral task
behavioral1
Sample
633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe
Resource
win10v2004-20241007-en
General
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Target
633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe
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Size
2.0MB
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MD5
5e86b4708529ff2ca05052713d888ba0
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SHA1
4669b4e7b3a787249e741c676e1a51ecb8e130fc
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SHA256
633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7
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SHA512
a4f658ec4b2538c28b325da515f126f962e34b7a5a916476370cb883b77d6cb6dbe605616e43c0a9c87007e9c8fcb7f90222a4453d06ef6064ba28d630bd3d2b
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY3:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yt
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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Quasar payload 3 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\windef.exe family_quasar behavioral1/memory/2668-46-0x0000000000390000-0x00000000003EE000-memory.dmp family_quasar behavioral1/memory/1228-64-0x00000000001D0000-0x000000000022E000-memory.dmp family_quasar -
Executes dropped EXE 3 IoCs
Processes:
vnc.exewindef.exewinsock.exepid process 1976 vnc.exe 2668 windef.exe 1228 winsock.exe -
Loads dropped DLL 9 IoCs
Processes:
633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exewindef.exepid process 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe 2668 windef.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exedescription ioc process File opened (read-only) \??\t: 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe File opened (read-only) \??\x: 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe File opened (read-only) \??\z: 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe File opened (read-only) \??\a: 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe File opened (read-only) \??\h: 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe File opened (read-only) \??\k: 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe File opened (read-only) \??\o: 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe File opened (read-only) \??\s: 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe File opened (read-only) \??\p: 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe File opened (read-only) \??\r: 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe File opened (read-only) \??\w: 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe File opened (read-only) \??\b: 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe File opened (read-only) \??\g: 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe File opened (read-only) \??\j: 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe File opened (read-only) \??\m: 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe File opened (read-only) \??\n: 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe File opened (read-only) \??\v: 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe File opened (read-only) \??\y: 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe File opened (read-only) \??\e: 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe File opened (read-only) \??\i: 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe File opened (read-only) \??\l: 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe File opened (read-only) \??\q: 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe File opened (read-only) \??\u: 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.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 9 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 opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum svchost.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 svchost.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exevnc.exedescription pid process target process PID 2488 set thread context of 2564 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe PID 1976 set thread context of 2768 1976 vnc.exe svchost.exe -
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 8 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
windef.exe633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exeschtasks.exeschtasks.exewinsock.exeschtasks.exe633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exevnc.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language windef.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.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 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.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 2548 schtasks.exe 988 schtasks.exe 1744 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exepid process 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
vnc.exepid process 1976 vnc.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
windef.exewinsock.exedescription pid process Token: SeDebugPrivilege 2668 windef.exe Token: SeDebugPrivilege 1228 winsock.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
winsock.exepid process 1228 winsock.exe -
Suspicious use of WriteProcessMemory 37 IoCs
Processes:
633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exevnc.exewindef.exewinsock.exedescription pid process target process PID 2488 wrote to memory of 1976 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe vnc.exe PID 2488 wrote to memory of 1976 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe vnc.exe PID 2488 wrote to memory of 1976 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe vnc.exe PID 2488 wrote to memory of 1976 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe vnc.exe PID 1976 wrote to memory of 2768 1976 vnc.exe svchost.exe PID 1976 wrote to memory of 2768 1976 vnc.exe svchost.exe PID 1976 wrote to memory of 2768 1976 vnc.exe svchost.exe PID 1976 wrote to memory of 2768 1976 vnc.exe svchost.exe PID 2488 wrote to memory of 2668 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe windef.exe PID 2488 wrote to memory of 2668 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe windef.exe PID 2488 wrote to memory of 2668 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe windef.exe PID 2488 wrote to memory of 2668 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe windef.exe PID 1976 wrote to memory of 2768 1976 vnc.exe svchost.exe PID 2488 wrote to memory of 2564 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe PID 2488 wrote to memory of 2564 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe PID 2488 wrote to memory of 2564 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe PID 2488 wrote to memory of 2564 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe PID 2488 wrote to memory of 2564 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe PID 2488 wrote to memory of 2564 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe PID 2488 wrote to memory of 2548 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe schtasks.exe PID 2488 wrote to memory of 2548 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe schtasks.exe PID 2488 wrote to memory of 2548 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe schtasks.exe PID 2488 wrote to memory of 2548 2488 633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe schtasks.exe PID 1976 wrote to memory of 2768 1976 vnc.exe svchost.exe PID 1976 wrote to memory of 2768 1976 vnc.exe svchost.exe PID 2668 wrote to memory of 988 2668 windef.exe schtasks.exe PID 2668 wrote to memory of 988 2668 windef.exe schtasks.exe PID 2668 wrote to memory of 988 2668 windef.exe schtasks.exe PID 2668 wrote to memory of 988 2668 windef.exe schtasks.exe PID 2668 wrote to memory of 1228 2668 windef.exe winsock.exe PID 2668 wrote to memory of 1228 2668 windef.exe winsock.exe PID 2668 wrote to memory of 1228 2668 windef.exe winsock.exe PID 2668 wrote to memory of 1228 2668 windef.exe winsock.exe PID 1228 wrote to memory of 1744 1228 winsock.exe schtasks.exe PID 1228 wrote to memory of 1744 1228 winsock.exe schtasks.exe PID 1228 wrote to memory of 1744 1228 winsock.exe schtasks.exe PID 1228 wrote to memory of 1744 1228 winsock.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe"C:\Users\Admin\AppData\Local\Temp\633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.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:2488 -
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:1976 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵
- Maps connected drives based on registry
PID:2768
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2668 -
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:988
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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
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1228 -
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:1744
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C:\Users\Admin\AppData\Local\Temp\633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe"C:\Users\Admin\AppData\Local\Temp\633df299ed92bd919ba85fa7a5730839523d83ac543a0c7701a828cdf1e3f7c7N.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2564
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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:2548
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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