Analysis
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max time kernel
4s -
max time network
117s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
16-01-2025 08:25
Behavioral task
behavioral1
Sample
d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe
Resource
win10v2004-20241007-en
General
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Target
d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe
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Size
2.0MB
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MD5
36a308a5a1ac469c493a84a1b0c96240
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SHA1
6b6d55af7eed02af39e1adaa3b4a9fb4eb6938c8
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SHA256
d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cf
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SHA512
2cdf91779579beb0de8a259f1b368fb82593e3dd91354ac8537eb22089a040c52e142306350caa49044366ca06573aaf3278ee4a5aa3f6da196a7f423335d075
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYX:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YZ
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 5 IoCs
resource yara_rule behavioral1/files/0x0008000000016645-17.dat family_quasar behavioral1/memory/2844-46-0x0000000000C40000-0x0000000000C9E000-memory.dmp family_quasar behavioral1/memory/576-64-0x0000000001230000-0x000000000128E000-memory.dmp family_quasar behavioral1/files/0x0007000000016ac1-65.dat family_quasar behavioral1/memory/2376-117-0x0000000000EA0000-0x0000000000EFE000-memory.dmp family_quasar -
Executes dropped EXE 4 IoCs
pid Process 2728 vnc.exe 2844 windef.exe 576 winsock.exe 2040 SystemPropertiesPerformance.exe -
Loads dropped DLL 9 IoCs
pid Process 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 2844 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) \??\a: d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe File opened (read-only) \??\e: d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe File opened (read-only) \??\g: d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe File opened (read-only) \??\h: d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe File opened (read-only) \??\m: d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe File opened (read-only) \??\n: d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe File opened (read-only) \??\p: d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe File opened (read-only) \??\r: d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe File opened (read-only) \??\x: d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe File opened (read-only) \??\y: d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe File opened (read-only) \??\b: d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe File opened (read-only) \??\l: d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe File opened (read-only) \??\s: d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe File opened (read-only) \??\t: d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe File opened (read-only) \??\j: d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe File opened (read-only) \??\k: d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe File opened (read-only) \??\o: d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe File opened (read-only) \??\u: d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe File opened (read-only) \??\v: d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe File opened (read-only) \??\w: d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe File opened (read-only) \??\i: d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe File opened (read-only) \??\q: d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe File opened (read-only) \??\z: d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.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 8 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 -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral1/files/0x0007000000016ac1-65.dat autoit_exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2664 set thread context of 2828 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 33 PID 2728 set thread context of 2824 2728 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 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 SystemPropertiesPerformance.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.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 -
Scheduled Task/Job: Scheduled Task 1 TTPs 4 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2648 schtasks.exe 1048 schtasks.exe 1300 schtasks.exe 1388 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 2040 SystemPropertiesPerformance.exe 2040 SystemPropertiesPerformance.exe 2040 SystemPropertiesPerformance.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2728 vnc.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2844 windef.exe Token: SeDebugPrivilege 576 winsock.exe -
Suspicious use of WriteProcessMemory 37 IoCs
description pid Process procid_target PID 2664 wrote to memory of 2728 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 30 PID 2664 wrote to memory of 2728 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 30 PID 2664 wrote to memory of 2728 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 30 PID 2664 wrote to memory of 2728 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 30 PID 2728 wrote to memory of 2824 2728 vnc.exe 32 PID 2728 wrote to memory of 2824 2728 vnc.exe 32 PID 2728 wrote to memory of 2824 2728 vnc.exe 32 PID 2728 wrote to memory of 2824 2728 vnc.exe 32 PID 2728 wrote to memory of 2824 2728 vnc.exe 32 PID 2664 wrote to memory of 2844 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 31 PID 2664 wrote to memory of 2844 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 31 PID 2664 wrote to memory of 2844 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 31 PID 2664 wrote to memory of 2844 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 31 PID 2664 wrote to memory of 2828 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 33 PID 2664 wrote to memory of 2828 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 33 PID 2664 wrote to memory of 2828 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 33 PID 2664 wrote to memory of 2828 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 33 PID 2664 wrote to memory of 2828 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 33 PID 2664 wrote to memory of 2828 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 33 PID 2664 wrote to memory of 2648 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 34 PID 2664 wrote to memory of 2648 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 34 PID 2664 wrote to memory of 2648 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 34 PID 2664 wrote to memory of 2648 2664 d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe 34 PID 2728 wrote to memory of 2824 2728 vnc.exe 32 PID 2728 wrote to memory of 2824 2728 vnc.exe 32 PID 2844 wrote to memory of 1048 2844 windef.exe 38 PID 2844 wrote to memory of 1048 2844 windef.exe 38 PID 2844 wrote to memory of 1048 2844 windef.exe 38 PID 2844 wrote to memory of 1048 2844 windef.exe 38 PID 2844 wrote to memory of 576 2844 windef.exe 40 PID 2844 wrote to memory of 576 2844 windef.exe 40 PID 2844 wrote to memory of 576 2844 windef.exe 40 PID 2844 wrote to memory of 576 2844 windef.exe 40 PID 1820 wrote to memory of 2040 1820 taskeng.exe 41 PID 1820 wrote to memory of 2040 1820 taskeng.exe 41 PID 1820 wrote to memory of 2040 1820 taskeng.exe 41 PID 1820 wrote to memory of 2040 1820 taskeng.exe 41
Processes
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C:\Users\Admin\AppData\Local\Temp\d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe"C:\Users\Admin\AppData\Local\Temp\d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.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:2664 -
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:2728 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵
- Maps connected drives based on registry
PID:2824
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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:2844 -
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:1048
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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
PID:576 -
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:1300
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C:\Users\Admin\AppData\Local\Temp\d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe"C:\Users\Admin\AppData\Local\Temp\d25077b6b3c6d3cd8ca38dd4eb410a8f56fa2f889459c96fe4746d9c4dc9a7cfN.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2828
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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:2648
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C:\Windows\system32\taskeng.exetaskeng.exe {87D76D74-7712-45BC-9017-428E5322F2A0} S-1-5-21-1488793075-819845221-1497111674-1000:UPNECVIU\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:1820 -
C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2040 -
C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"3⤵PID:536
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k4⤵PID:2768
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"3⤵PID:2376
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"3⤵PID:2132
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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 /F3⤵
- Scheduled Task/Job: Scheduled Task
PID:1388
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
213B
MD595f4160115bdcf424f5365f5a269325e
SHA1a8e997e34e2bbbb807b03bb6cb09ee29a15cf802
SHA25657eaa9995d5e0b7cb771e7d55b8f1f2442073ace25fb4b927eea84e0043f095b
SHA512e4228acda9ca1beb947f160dde66919ce48be8a761fe2ffed75c5d3488b53f919b225b683e69fd9e7b316633b4f8a12777c5579186841cd24790953c142de145
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Filesize
2.0MB
MD53ec5ec2ec0c9afe9f7e971f24aac0666
SHA14f8e3de74beabd07db1679c2d47058f4b380f62f
SHA2563998674fe09c6bc0cfe8a4bfb5c0f0e4e9140b44455277c8fc981276cd02af97
SHA51292ca254ff3784b9151b0bc8c451696cd7b31c19bd11b39a5efa527f3841ef5bd34c9ea5d85884b599456d42a57ee479eb3ab7924fffede9f6d39ea0893f761e9
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb