Analysis
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max time kernel
1s -
max time network
39s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
06-08-2024 06:43
Behavioral task
behavioral1
Sample
71c2516fe22f275ea800500ec2420ff0N.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
71c2516fe22f275ea800500ec2420ff0N.exe
Resource
win10v2004-20240802-en
General
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Target
71c2516fe22f275ea800500ec2420ff0N.exe
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Size
2.0MB
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MD5
71c2516fe22f275ea800500ec2420ff0
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SHA1
e502a422c6a2a3e66ba444fde9a8b9a297e99e95
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SHA256
23d85f575eaedd63fcea6c78ec99c7019adce4aa160c1bb08f9660e667416f53
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SHA512
23dc92714cc9787ef889232f462023e7aa3a3f9fef8746602ebdc3750aa308bbb006b1f340258e928fc12851d24bcccc60590b7a48040e6ea436afeca5c6d5ed
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYN: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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Quasar payload 4 IoCs
Processes:
resource yara_rule behavioral1/memory/2956-46-0x00000000012F0000-0x000000000134E000-memory.dmp family_quasar behavioral1/memory/2628-58-0x0000000001250000-0x00000000012AE000-memory.dmp family_quasar behavioral1/memory/2956-46-0x00000000012F0000-0x000000000134E000-memory.dmp family_quasar behavioral1/memory/2628-58-0x0000000001250000-0x00000000012AE000-memory.dmp family_quasar -
Executes dropped EXE 4 IoCs
Processes:
vnc.exewindef.exepid process 2792 vnc.exe 2956 windef.exe 2792 vnc.exe 2956 windef.exe -
Loads dropped DLL 22 IoCs
Processes:
71c2516fe22f275ea800500ec2420ff0N.exeWerFault.exepid process 2652 71c2516fe22f275ea800500ec2420ff0N.exe 2652 71c2516fe22f275ea800500ec2420ff0N.exe 2652 71c2516fe22f275ea800500ec2420ff0N.exe 2652 71c2516fe22f275ea800500ec2420ff0N.exe 2652 71c2516fe22f275ea800500ec2420ff0N.exe 2652 71c2516fe22f275ea800500ec2420ff0N.exe 2652 71c2516fe22f275ea800500ec2420ff0N.exe 2652 71c2516fe22f275ea800500ec2420ff0N.exe 1548 WerFault.exe 1548 WerFault.exe 1548 WerFault.exe 2652 71c2516fe22f275ea800500ec2420ff0N.exe 2652 71c2516fe22f275ea800500ec2420ff0N.exe 2652 71c2516fe22f275ea800500ec2420ff0N.exe 2652 71c2516fe22f275ea800500ec2420ff0N.exe 2652 71c2516fe22f275ea800500ec2420ff0N.exe 2652 71c2516fe22f275ea800500ec2420ff0N.exe 2652 71c2516fe22f275ea800500ec2420ff0N.exe 2652 71c2516fe22f275ea800500ec2420ff0N.exe 1548 WerFault.exe 1548 WerFault.exe 1548 WerFault.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
71c2516fe22f275ea800500ec2420ff0N.exedescription ioc process File opened (read-only) \??\v: 71c2516fe22f275ea800500ec2420ff0N.exe File opened (read-only) \??\a: 71c2516fe22f275ea800500ec2420ff0N.exe File opened (read-only) \??\e: 71c2516fe22f275ea800500ec2420ff0N.exe File opened (read-only) \??\h: 71c2516fe22f275ea800500ec2420ff0N.exe File opened (read-only) \??\p: 71c2516fe22f275ea800500ec2420ff0N.exe File opened (read-only) \??\t: 71c2516fe22f275ea800500ec2420ff0N.exe File opened (read-only) \??\u: 71c2516fe22f275ea800500ec2420ff0N.exe File opened (read-only) \??\b: 71c2516fe22f275ea800500ec2420ff0N.exe File opened (read-only) \??\m: 71c2516fe22f275ea800500ec2420ff0N.exe File opened (read-only) \??\q: 71c2516fe22f275ea800500ec2420ff0N.exe File opened (read-only) \??\x: 71c2516fe22f275ea800500ec2420ff0N.exe File opened (read-only) \??\z: 71c2516fe22f275ea800500ec2420ff0N.exe File opened (read-only) \??\i: 71c2516fe22f275ea800500ec2420ff0N.exe File opened (read-only) \??\k: 71c2516fe22f275ea800500ec2420ff0N.exe File opened (read-only) \??\o: 71c2516fe22f275ea800500ec2420ff0N.exe File opened (read-only) \??\s: 71c2516fe22f275ea800500ec2420ff0N.exe File opened (read-only) \??\w: 71c2516fe22f275ea800500ec2420ff0N.exe File opened (read-only) \??\y: 71c2516fe22f275ea800500ec2420ff0N.exe File opened (read-only) \??\g: 71c2516fe22f275ea800500ec2420ff0N.exe File opened (read-only) \??\j: 71c2516fe22f275ea800500ec2420ff0N.exe File opened (read-only) \??\l: 71c2516fe22f275ea800500ec2420ff0N.exe File opened (read-only) \??\n: 71c2516fe22f275ea800500ec2420ff0N.exe File opened (read-only) \??\r: 71c2516fe22f275ea800500ec2420ff0N.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 8 ip-api.com -
Suspicious use of SetThreadContext 2 IoCs
Processes:
71c2516fe22f275ea800500ec2420ff0N.exedescription pid process target process PID 2652 set thread context of 2680 2652 71c2516fe22f275ea800500ec2420ff0N.exe 71c2516fe22f275ea800500ec2420ff0N.exe PID 2652 set thread context of 2680 2652 71c2516fe22f275ea800500ec2420ff0N.exe 71c2516fe22f275ea800500ec2420ff0N.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
Processes:
WerFault.exepid pid_target process target process 1548 2792 WerFault.exe vnc.exe 1548 2792 WerFault.exe vnc.exe -
System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
schtasks.exe71c2516fe22f275ea800500ec2420ff0N.exevnc.exe71c2516fe22f275ea800500ec2420ff0N.exewindef.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 71c2516fe22f275ea800500ec2420ff0N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 71c2516fe22f275ea800500ec2420ff0N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language windef.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 2712 schtasks.exe 2504 schtasks.exe 844 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
71c2516fe22f275ea800500ec2420ff0N.exepid process 2652 71c2516fe22f275ea800500ec2420ff0N.exe 2652 71c2516fe22f275ea800500ec2420ff0N.exe 2652 71c2516fe22f275ea800500ec2420ff0N.exe 2652 71c2516fe22f275ea800500ec2420ff0N.exe -
Suspicious use of WriteProcessMemory 54 IoCs
Processes:
71c2516fe22f275ea800500ec2420ff0N.exevnc.exedescription pid process target process PID 2652 wrote to memory of 2792 2652 71c2516fe22f275ea800500ec2420ff0N.exe vnc.exe PID 2652 wrote to memory of 2792 2652 71c2516fe22f275ea800500ec2420ff0N.exe vnc.exe PID 2652 wrote to memory of 2792 2652 71c2516fe22f275ea800500ec2420ff0N.exe vnc.exe PID 2652 wrote to memory of 2792 2652 71c2516fe22f275ea800500ec2420ff0N.exe vnc.exe PID 2792 wrote to memory of 2836 2792 vnc.exe svchost.exe PID 2792 wrote to memory of 2836 2792 vnc.exe svchost.exe PID 2792 wrote to memory of 2836 2792 vnc.exe svchost.exe PID 2792 wrote to memory of 2836 2792 vnc.exe svchost.exe PID 2652 wrote to memory of 2956 2652 71c2516fe22f275ea800500ec2420ff0N.exe windef.exe PID 2652 wrote to memory of 2956 2652 71c2516fe22f275ea800500ec2420ff0N.exe windef.exe PID 2652 wrote to memory of 2956 2652 71c2516fe22f275ea800500ec2420ff0N.exe windef.exe PID 2652 wrote to memory of 2956 2652 71c2516fe22f275ea800500ec2420ff0N.exe windef.exe PID 2792 wrote to memory of 2836 2792 vnc.exe svchost.exe PID 2652 wrote to memory of 2680 2652 71c2516fe22f275ea800500ec2420ff0N.exe 71c2516fe22f275ea800500ec2420ff0N.exe PID 2652 wrote to memory of 2680 2652 71c2516fe22f275ea800500ec2420ff0N.exe 71c2516fe22f275ea800500ec2420ff0N.exe PID 2652 wrote to memory of 2680 2652 71c2516fe22f275ea800500ec2420ff0N.exe 71c2516fe22f275ea800500ec2420ff0N.exe PID 2652 wrote to memory of 2680 2652 71c2516fe22f275ea800500ec2420ff0N.exe 71c2516fe22f275ea800500ec2420ff0N.exe PID 2652 wrote to memory of 2680 2652 71c2516fe22f275ea800500ec2420ff0N.exe 71c2516fe22f275ea800500ec2420ff0N.exe PID 2652 wrote to memory of 2680 2652 71c2516fe22f275ea800500ec2420ff0N.exe 71c2516fe22f275ea800500ec2420ff0N.exe PID 2652 wrote to memory of 2712 2652 71c2516fe22f275ea800500ec2420ff0N.exe schtasks.exe PID 2652 wrote to memory of 2712 2652 71c2516fe22f275ea800500ec2420ff0N.exe schtasks.exe PID 2652 wrote to memory of 2712 2652 71c2516fe22f275ea800500ec2420ff0N.exe schtasks.exe PID 2652 wrote to memory of 2712 2652 71c2516fe22f275ea800500ec2420ff0N.exe schtasks.exe PID 2792 wrote to memory of 1548 2792 vnc.exe WerFault.exe PID 2792 wrote to memory of 1548 2792 vnc.exe WerFault.exe PID 2792 wrote to memory of 1548 2792 vnc.exe WerFault.exe PID 2792 wrote to memory of 1548 2792 vnc.exe WerFault.exe PID 2652 wrote to memory of 2792 2652 71c2516fe22f275ea800500ec2420ff0N.exe vnc.exe PID 2652 wrote to memory of 2792 2652 71c2516fe22f275ea800500ec2420ff0N.exe vnc.exe PID 2652 wrote to memory of 2792 2652 71c2516fe22f275ea800500ec2420ff0N.exe vnc.exe PID 2652 wrote to memory of 2792 2652 71c2516fe22f275ea800500ec2420ff0N.exe vnc.exe PID 2792 wrote to memory of 2836 2792 vnc.exe svchost.exe PID 2792 wrote to memory of 2836 2792 vnc.exe svchost.exe PID 2792 wrote to memory of 2836 2792 vnc.exe svchost.exe PID 2792 wrote to memory of 2836 2792 vnc.exe svchost.exe PID 2652 wrote to memory of 2956 2652 71c2516fe22f275ea800500ec2420ff0N.exe windef.exe PID 2652 wrote to memory of 2956 2652 71c2516fe22f275ea800500ec2420ff0N.exe windef.exe PID 2652 wrote to memory of 2956 2652 71c2516fe22f275ea800500ec2420ff0N.exe windef.exe PID 2652 wrote to memory of 2956 2652 71c2516fe22f275ea800500ec2420ff0N.exe windef.exe PID 2792 wrote to memory of 2836 2792 vnc.exe svchost.exe PID 2652 wrote to memory of 2680 2652 71c2516fe22f275ea800500ec2420ff0N.exe 71c2516fe22f275ea800500ec2420ff0N.exe PID 2652 wrote to memory of 2680 2652 71c2516fe22f275ea800500ec2420ff0N.exe 71c2516fe22f275ea800500ec2420ff0N.exe PID 2652 wrote to memory of 2680 2652 71c2516fe22f275ea800500ec2420ff0N.exe 71c2516fe22f275ea800500ec2420ff0N.exe PID 2652 wrote to memory of 2680 2652 71c2516fe22f275ea800500ec2420ff0N.exe 71c2516fe22f275ea800500ec2420ff0N.exe PID 2652 wrote to memory of 2680 2652 71c2516fe22f275ea800500ec2420ff0N.exe 71c2516fe22f275ea800500ec2420ff0N.exe PID 2652 wrote to memory of 2680 2652 71c2516fe22f275ea800500ec2420ff0N.exe 71c2516fe22f275ea800500ec2420ff0N.exe PID 2652 wrote to memory of 2712 2652 71c2516fe22f275ea800500ec2420ff0N.exe schtasks.exe PID 2652 wrote to memory of 2712 2652 71c2516fe22f275ea800500ec2420ff0N.exe schtasks.exe PID 2652 wrote to memory of 2712 2652 71c2516fe22f275ea800500ec2420ff0N.exe schtasks.exe PID 2652 wrote to memory of 2712 2652 71c2516fe22f275ea800500ec2420ff0N.exe schtasks.exe PID 2792 wrote to memory of 1548 2792 vnc.exe WerFault.exe PID 2792 wrote to memory of 1548 2792 vnc.exe WerFault.exe PID 2792 wrote to memory of 1548 2792 vnc.exe WerFault.exe PID 2792 wrote to memory of 1548 2792 vnc.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\71c2516fe22f275ea800500ec2420ff0N.exe"C:\Users\Admin\AppData\Local\Temp\71c2516fe22f275ea800500ec2420ff0N.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:2652 -
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:2792 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:2836
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2792 -s 1603⤵
- Loads dropped DLL
- Program crash
PID:1548 -
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
PID:2956 -
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:2504 -
C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"3⤵PID:2628
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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:844 -
C:\Users\Admin\AppData\Local\Temp\71c2516fe22f275ea800500ec2420ff0N.exe"C:\Users\Admin\AppData\Local\Temp\71c2516fe22f275ea800500ec2420ff0N.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2680 -
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:2712
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb