Analysis
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max time kernel
2s -
max time network
115s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
09-10-2024 18:07
Behavioral task
behavioral1
Sample
27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe
Resource
win10v2004-20241007-en
General
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Target
27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe
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Size
2.0MB
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MD5
8eafa73c310e5696ef8c6eede692bcb0
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SHA1
8c006502c13c906ba1c425bd60777d744ec6759b
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SHA256
27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05b
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SHA512
a0d661976d9e28343db958f544439db726a17e29d8fb5e81c5a9de09cfd5f73d6629e2c2a52be110f17ee2363111e8e5659d8ec94909f49dbe1c7a1f59558c92
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYQ:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YK
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 5 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\windef.exe family_quasar behavioral1/memory/1792-32-0x0000000000380000-0x00000000003DE000-memory.dmp family_quasar behavioral1/memory/2628-63-0x0000000000AD0000-0x0000000000B2E000-memory.dmp family_quasar C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe family_quasar behavioral1/memory/2820-100-0x00000000001F0000-0x000000000024E000-memory.dmp family_quasar -
Executes dropped EXE 2 IoCs
Processes:
vnc.exewindef.exepid process 2400 vnc.exe 1792 windef.exe -
Loads dropped DLL 8 IoCs
Processes:
27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exepid process 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exedescription ioc process File opened (read-only) \??\g: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\i: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\o: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\v: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\z: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\e: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\l: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\m: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\n: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\p: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\s: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\t: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\a: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\b: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\j: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\q: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\u: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\h: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\k: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\r: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\w: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\x: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe File opened (read-only) \??\y: 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.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 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.
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 -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
Processes:
resource yara_rule C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe autoit_exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exevnc.exedescription pid process target process PID 1712 set thread context of 2996 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe PID 2400 set thread context of 1920 2400 vnc.exe svchost.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2080 1628 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:
27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exeschtasks.exe27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exevnc.exewindef.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language windef.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 4 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exeschtasks.exeschtasks.exepid process 2600 schtasks.exe 2816 schtasks.exe 872 schtasks.exe 3052 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exepid process 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
vnc.exepid process 2400 vnc.exe -
Suspicious use of WriteProcessMemory 25 IoCs
Processes:
27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exevnc.exedescription pid process target process PID 1712 wrote to memory of 2400 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe vnc.exe PID 1712 wrote to memory of 2400 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe vnc.exe PID 1712 wrote to memory of 2400 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe vnc.exe PID 1712 wrote to memory of 2400 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe vnc.exe PID 2400 wrote to memory of 1920 2400 vnc.exe svchost.exe PID 2400 wrote to memory of 1920 2400 vnc.exe svchost.exe PID 2400 wrote to memory of 1920 2400 vnc.exe svchost.exe PID 2400 wrote to memory of 1920 2400 vnc.exe svchost.exe PID 1712 wrote to memory of 1792 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe windef.exe PID 1712 wrote to memory of 1792 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe windef.exe PID 1712 wrote to memory of 1792 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe windef.exe PID 1712 wrote to memory of 1792 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe windef.exe PID 2400 wrote to memory of 1920 2400 vnc.exe svchost.exe PID 1712 wrote to memory of 2996 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe PID 1712 wrote to memory of 2996 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe PID 1712 wrote to memory of 2996 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe PID 1712 wrote to memory of 2996 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe PID 1712 wrote to memory of 2996 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe PID 1712 wrote to memory of 2996 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe PID 2400 wrote to memory of 1920 2400 vnc.exe svchost.exe PID 1712 wrote to memory of 2600 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe schtasks.exe PID 1712 wrote to memory of 2600 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe schtasks.exe PID 1712 wrote to memory of 2600 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe schtasks.exe PID 1712 wrote to memory of 2600 1712 27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe schtasks.exe PID 2400 wrote to memory of 1920 2400 vnc.exe svchost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe"C:\Users\Admin\AppData\Local\Temp\27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.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:1712 -
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:2400 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵
- Maps connected drives based on registry
PID:1920
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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:1792 -
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:2816
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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:872
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C:\Users\Admin\AppData\Local\Temp\27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe"C:\Users\Admin\AppData\Local\Temp\27fe4a4fda2bb49f457c8d09ddd52e953a1812fcb442a0303033f5124d28e05bN.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2996
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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:2600
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C:\Windows\system32\taskeng.exetaskeng.exe {1739344F-DA07-4CC9-B3C7-33EC6287B062} S-1-5-21-3063565911-2056067323-3330884624-1000:KHBTHJFA\Admin:Interactive:[1]1⤵PID:2524
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe2⤵PID:1636
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"3⤵PID:1628
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k4⤵PID:1988
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1628 -s 1604⤵
- Program crash
PID:2080
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"3⤵PID:2820
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"3⤵PID:2916
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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:3052
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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Filesize
209B
MD587cd75453bd877e38bb8f0ef952732f0
SHA1f9dfc3c2de7c1025385c69ef56ef7073cb423fb2
SHA2562c71ea61b4c42692c5a9955bcbf2ae59f6e4393e88a0f59b98a1491f762e41c4
SHA5125b91283427cea4e115f13eadd4499c70c859ce94c9919da088b4a339d39dbb4ce110ebe122eb00990db7ad202bf4e6632dd35deb674055a7bf2995e0f0d99318
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Filesize
2.0MB
MD5bfefbf767b7422cf28f63da85bb78545
SHA18f9a39b8aa1c19a0c342cc0d9a16b95096a61043
SHA256c8adba06732b7fefac2fac4f3fca623d6495e206284f9df598ef40a1bb2f6d0b
SHA5122166fef23e8ced9617d67d86d9b764fd38674f00c34c9abd56ede0b945281951034a0095ac9f50543e3d0a3ded15d61f9dd1b661330b510cab68bfbce9733c4e
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb