Analysis
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max time kernel
4s -
max time network
144s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
08-01-2025 13:05
Behavioral task
behavioral1
Sample
3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe
Resource
win10v2004-20241007-en
General
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Target
3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe
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Size
2.0MB
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MD5
26dd4843ac07ce279ede80af797454f0
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SHA1
a62bf5ce5ffd33cad66c8c134ba215082aedd81a
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SHA256
3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9
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SHA512
85caff9b20456ad3ac5a654dd56f34a5508236d96cc84c4cfe92ce085adfaad1094c9770cc2501390c3b1dd642b4158ee8b5e28ce940f5dbca89902269e5ee7e
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYZ:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yf
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 behavioral1/files/0x0008000000016d13-17.dat family_quasar behavioral1/memory/1804-46-0x0000000000080000-0x00000000000DE000-memory.dmp family_quasar behavioral1/memory/2480-62-0x0000000000140000-0x000000000019E000-memory.dmp family_quasar -
Executes dropped EXE 3 IoCs
pid Process 1636 vnc.exe 1804 windef.exe 2480 winsock.exe -
Loads dropped DLL 9 IoCs
pid Process 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe 1804 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) \??\b: 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe File opened (read-only) \??\g: 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe File opened (read-only) \??\p: 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe File opened (read-only) \??\q: 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe File opened (read-only) \??\h: 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe File opened (read-only) \??\j: 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe File opened (read-only) \??\o: 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe File opened (read-only) \??\r: 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe File opened (read-only) \??\x: 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe File opened (read-only) \??\u: 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe File opened (read-only) \??\e: 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe File opened (read-only) \??\i: 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe File opened (read-only) \??\k: 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe File opened (read-only) \??\l: 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe File opened (read-only) \??\m: 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe File opened (read-only) \??\n: 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe File opened (read-only) \??\s: 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe File opened (read-only) \??\w: 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe File opened (read-only) \??\y: 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe File opened (read-only) \??\z: 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe File opened (read-only) \??\a: 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe File opened (read-only) \??\t: 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe File opened (read-only) \??\v: 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.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 2440 set thread context of 2292 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe 31 PID 1636 set thread context of 1036 1636 vnc.exe 30 -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language windef.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 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.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 2648 schtasks.exe 1780 schtasks.exe 2664 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1636 vnc.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1804 windef.exe Token: SeDebugPrivilege 2480 winsock.exe -
Suspicious use of WriteProcessMemory 37 IoCs
description pid Process procid_target PID 2440 wrote to memory of 1636 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe 28 PID 2440 wrote to memory of 1636 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe 28 PID 2440 wrote to memory of 1636 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe 28 PID 2440 wrote to memory of 1636 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe 28 PID 1636 wrote to memory of 1036 1636 vnc.exe 30 PID 1636 wrote to memory of 1036 1636 vnc.exe 30 PID 1636 wrote to memory of 1036 1636 vnc.exe 30 PID 1636 wrote to memory of 1036 1636 vnc.exe 30 PID 2440 wrote to memory of 1804 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe 29 PID 2440 wrote to memory of 1804 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe 29 PID 2440 wrote to memory of 1804 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe 29 PID 2440 wrote to memory of 1804 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe 29 PID 1636 wrote to memory of 1036 1636 vnc.exe 30 PID 2440 wrote to memory of 2292 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe 31 PID 2440 wrote to memory of 2292 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe 31 PID 2440 wrote to memory of 2292 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe 31 PID 2440 wrote to memory of 2292 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe 31 PID 2440 wrote to memory of 2292 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe 31 PID 2440 wrote to memory of 2292 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe 31 PID 2440 wrote to memory of 2664 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe 32 PID 2440 wrote to memory of 2664 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe 32 PID 2440 wrote to memory of 2664 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe 32 PID 2440 wrote to memory of 2664 2440 3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe 32 PID 1636 wrote to memory of 1036 1636 vnc.exe 30 PID 1636 wrote to memory of 1036 1636 vnc.exe 30 PID 1804 wrote to memory of 2648 1804 windef.exe 35 PID 1804 wrote to memory of 2648 1804 windef.exe 35 PID 1804 wrote to memory of 2648 1804 windef.exe 35 PID 1804 wrote to memory of 2648 1804 windef.exe 35 PID 1804 wrote to memory of 2480 1804 windef.exe 37 PID 1804 wrote to memory of 2480 1804 windef.exe 37 PID 1804 wrote to memory of 2480 1804 windef.exe 37 PID 1804 wrote to memory of 2480 1804 windef.exe 37 PID 2480 wrote to memory of 1780 2480 winsock.exe 39 PID 2480 wrote to memory of 1780 2480 winsock.exe 39 PID 2480 wrote to memory of 1780 2480 winsock.exe 39 PID 2480 wrote to memory of 1780 2480 winsock.exe 39
Processes
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C:\Users\Admin\AppData\Local\Temp\3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe"C:\Users\Admin\AppData\Local\Temp\3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.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:2440 -
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:1636 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵
- Maps connected drives based on registry
PID:1036
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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:1804 -
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:2648
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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 WriteProcessMemory
PID:2480 -
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:1780
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C:\Users\Admin\AppData\Local\Temp\3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe"C:\Users\Admin\AppData\Local\Temp\3ef7a2f1d060f050b9c979d7f1257b48000f2228221963fa24aa37fb703a1fc9.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2292
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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:2664
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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