Analysis
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max time kernel
3s -
max time network
132s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
02-09-2024 03:36
Behavioral task
behavioral1
Sample
c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe
Resource
win10v2004-20240802-en
General
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Target
c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe
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Size
2.0MB
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MD5
5522c9076cce463934c9dd0ab2f74070
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SHA1
85d829b1b828c9487ab1a6d226699d1e427e5665
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SHA256
c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7
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SHA512
1f90d32666eef0d7392325023be552ff1bc1a4e34da5faaa03cb112c7c452d6bb834a38eb27093ddc17b038ccdd06a02324109237f31428859193f72ef1c0f2b
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYE:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yu
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
resource yara_rule behavioral1/files/0x0008000000017131-17.dat family_quasar behavioral1/memory/2324-54-0x0000000000030000-0x000000000008E000-memory.dmp family_quasar behavioral1/memory/764-62-0x0000000000090000-0x00000000000EE000-memory.dmp family_quasar -
Executes dropped EXE 3 IoCs
pid Process 1756 vnc.exe 2324 windef.exe 764 winsock.exe -
Loads dropped DLL 9 IoCs
pid Process 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe 2324 windef.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) \??\l: c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe File opened (read-only) \??\n: c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe File opened (read-only) \??\x: c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe File opened (read-only) \??\z: c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe File opened (read-only) \??\j: c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe File opened (read-only) \??\m: c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe File opened (read-only) \??\q: c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe File opened (read-only) \??\r: c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe File opened (read-only) \??\v: c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe File opened (read-only) \??\b: c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe File opened (read-only) \??\e: c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe File opened (read-only) \??\k: c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe File opened (read-only) \??\s: c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe File opened (read-only) \??\w: c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe File opened (read-only) \??\u: c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe File opened (read-only) \??\a: c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe File opened (read-only) \??\g: c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe File opened (read-only) \??\h: c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe File opened (read-only) \??\i: c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe File opened (read-only) \??\o: c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe File opened (read-only) \??\p: c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe File opened (read-only) \??\t: c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe File opened (read-only) \??\y: c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.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 5 ip-api.com -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
description 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
description pid Process procid_target PID 1344 set thread context of 2176 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe 33 PID 1756 set thread context of 2996 1756 vnc.exe 32 -
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 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 schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winsock.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.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 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2760 schtasks.exe 2204 schtasks.exe 2676 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1756 vnc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2324 windef.exe -
Suspicious use of WriteProcessMemory 33 IoCs
description pid Process procid_target PID 1344 wrote to memory of 1756 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe 30 PID 1344 wrote to memory of 1756 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe 30 PID 1344 wrote to memory of 1756 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe 30 PID 1344 wrote to memory of 1756 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe 30 PID 1756 wrote to memory of 2996 1756 vnc.exe 32 PID 1756 wrote to memory of 2996 1756 vnc.exe 32 PID 1756 wrote to memory of 2996 1756 vnc.exe 32 PID 1756 wrote to memory of 2996 1756 vnc.exe 32 PID 1756 wrote to memory of 2996 1756 vnc.exe 32 PID 1344 wrote to memory of 2324 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe 31 PID 1344 wrote to memory of 2324 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe 31 PID 1344 wrote to memory of 2324 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe 31 PID 1344 wrote to memory of 2324 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe 31 PID 1344 wrote to memory of 2176 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe 33 PID 1344 wrote to memory of 2176 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe 33 PID 1344 wrote to memory of 2176 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe 33 PID 1344 wrote to memory of 2176 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe 33 PID 1344 wrote to memory of 2176 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe 33 PID 1344 wrote to memory of 2176 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe 33 PID 1344 wrote to memory of 2760 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe 34 PID 1344 wrote to memory of 2760 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe 34 PID 1344 wrote to memory of 2760 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe 34 PID 1344 wrote to memory of 2760 1344 c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe 34 PID 1756 wrote to memory of 2996 1756 vnc.exe 32 PID 1756 wrote to memory of 2996 1756 vnc.exe 32 PID 2324 wrote to memory of 2204 2324 windef.exe 37 PID 2324 wrote to memory of 2204 2324 windef.exe 37 PID 2324 wrote to memory of 2204 2324 windef.exe 37 PID 2324 wrote to memory of 2204 2324 windef.exe 37 PID 2324 wrote to memory of 764 2324 windef.exe 39 PID 2324 wrote to memory of 764 2324 windef.exe 39 PID 2324 wrote to memory of 764 2324 windef.exe 39 PID 2324 wrote to memory of 764 2324 windef.exe 39
Processes
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C:\Users\Admin\AppData\Local\Temp\c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe"C:\Users\Admin\AppData\Local\Temp\c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.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:1344 -
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:1756 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵
- Maps connected drives based on registry
PID:2996
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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:2324 -
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:2204
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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:764 -
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:2676
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C:\Users\Admin\AppData\Local\Temp\c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe"C:\Users\Admin\AppData\Local\Temp\c50c0be676a4b7520691ed6ecc6624dc8759aeac90e9aeb9c5ae0fa5088506a7.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2176
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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:2760
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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