Analysis
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max time kernel
6s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
16-10-2024 08:45
Behavioral task
behavioral1
Sample
a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe
Resource
win10v2004-20241007-en
General
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Target
a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe
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Size
2.0MB
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MD5
386be81df66358401e1f15650f20d290
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SHA1
3705ee0aab1ee903e17a2c30e67bd7bcc31ccabe
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SHA256
a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9e
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SHA512
44c3895365db1d8666008c8dca75007e300515a02b4dc8d5115c6e6b145515edd72101155b6f63a767c43404a46c0d714f622faf3ea9b53a3391181085456dfc
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYP:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yt
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 3 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\windef.exe family_quasar behavioral2/memory/4044-30-0x0000000000400000-0x000000000045E000-memory.dmp family_quasar C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe family_quasar -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe -
Executes dropped EXE 3 IoCs
Processes:
vnc.exewindef.exewinsock.exepid process 4488 vnc.exe 4044 windef.exe 2628 winsock.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exedescription ioc process File opened (read-only) \??\t: a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe File opened (read-only) \??\w: a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe File opened (read-only) \??\z: a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe File opened (read-only) \??\b: a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe File opened (read-only) \??\e: a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe File opened (read-only) \??\i: a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe File opened (read-only) \??\r: a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe File opened (read-only) \??\s: a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe File opened (read-only) \??\g: a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe File opened (read-only) \??\o: a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe File opened (read-only) \??\p: a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe File opened (read-only) \??\l: a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe File opened (read-only) \??\m: a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe File opened (read-only) \??\n: a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe File opened (read-only) \??\u: a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe File opened (read-only) \??\v: a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe File opened (read-only) \??\x: a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe File opened (read-only) \??\a: a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe File opened (read-only) \??\h: a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe File opened (read-only) \??\j: a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe File opened (read-only) \??\k: a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe File opened (read-only) \??\q: a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe File opened (read-only) \??\y: a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.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 12 ip-api.com -
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 1 IoCs
Processes:
a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exedescription pid process target process PID 1244 set thread context of 5060 1244 a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 3 IoCs
Processes:
WerFault.exeWerFault.exeWerFault.exepid pid_target process target process 4248 4488 WerFault.exe vnc.exe 4564 4408 WerFault.exe vnc.exe 3268 2628 WerFault.exe winsock.exe -
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.
Processes:
vnc.exewindef.exea71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exeschtasks.exeschtasks.exewinsock.exeschtasks.exea71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exedescription ioc process 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 a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.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 a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
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Runs ping.exe 1 TTPs 1 IoCs
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Scheduled Task/Job: Scheduled Task 1 TTPs 5 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exepid process 3324 schtasks.exe 3196 schtasks.exe 4400 schtasks.exe 928 schtasks.exe 4436 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exepid process 1244 a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe 1244 a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe 1244 a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe 1244 a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
windef.exewinsock.exedescription pid process Token: SeDebugPrivilege 4044 windef.exe Token: SeDebugPrivilege 2628 winsock.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
winsock.exepid process 2628 winsock.exe -
Suspicious use of WriteProcessMemory 26 IoCs
Processes:
a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exevnc.exewindef.exewinsock.exedescription pid process target process PID 1244 wrote to memory of 4488 1244 a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe vnc.exe PID 1244 wrote to memory of 4488 1244 a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe vnc.exe PID 1244 wrote to memory of 4488 1244 a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe vnc.exe PID 4488 wrote to memory of 4516 4488 vnc.exe svchost.exe PID 4488 wrote to memory of 4516 4488 vnc.exe svchost.exe PID 1244 wrote to memory of 4044 1244 a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe windef.exe PID 1244 wrote to memory of 4044 1244 a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe windef.exe PID 1244 wrote to memory of 4044 1244 a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe windef.exe PID 1244 wrote to memory of 5060 1244 a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe PID 1244 wrote to memory of 5060 1244 a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe PID 1244 wrote to memory of 5060 1244 a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe PID 1244 wrote to memory of 5060 1244 a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe PID 1244 wrote to memory of 5060 1244 a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe PID 4488 wrote to memory of 4516 4488 vnc.exe svchost.exe PID 1244 wrote to memory of 3324 1244 a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe schtasks.exe PID 1244 wrote to memory of 3324 1244 a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe schtasks.exe PID 1244 wrote to memory of 3324 1244 a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe schtasks.exe PID 4044 wrote to memory of 3196 4044 windef.exe schtasks.exe PID 4044 wrote to memory of 3196 4044 windef.exe schtasks.exe PID 4044 wrote to memory of 3196 4044 windef.exe schtasks.exe PID 4044 wrote to memory of 2628 4044 windef.exe winsock.exe PID 4044 wrote to memory of 2628 4044 windef.exe winsock.exe PID 4044 wrote to memory of 2628 4044 windef.exe winsock.exe PID 2628 wrote to memory of 4400 2628 winsock.exe schtasks.exe PID 2628 wrote to memory of 4400 2628 winsock.exe schtasks.exe PID 2628 wrote to memory of 4400 2628 winsock.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe"C:\Users\Admin\AppData\Local\Temp\a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe"1⤵
- Checks computer location settings
- Enumerates connected drives
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1244 -
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:4488 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:4516
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4488 -s 5483⤵
- Program crash
PID:4248
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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
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4044 -
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:3196
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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 SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2628 -
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:4400
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\2dEaPoNqmvIQ.bat" "4⤵PID:436
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C:\Windows\SysWOW64\chcp.comchcp 650015⤵PID:4384
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost5⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:4172
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"5⤵PID:3780
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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 /f6⤵
- Scheduled Task/Job: Scheduled Task
PID:4436
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2628 -s 22324⤵
- Program crash
PID:3268
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C:\Users\Admin\AppData\Local\Temp\a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe"C:\Users\Admin\AppData\Local\Temp\a71d11b5a3342630144b38c1e6144f3fa1db2fab560a1a15e63984e93f476d9eN.exe"2⤵
- System Location Discovery: System Language Discovery
PID:5060
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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:3324
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4488 -ip 44881⤵PID:4928
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe1⤵PID:3000
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"2⤵PID:4408
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:64
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4408 -s 5203⤵
- Program crash
PID:4564
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"2⤵PID:4228
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"2⤵PID:4588
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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⤵
- Scheduled Task/Job: Scheduled Task
PID:928
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 4408 -ip 44081⤵PID:2664
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 2628 -ip 26281⤵PID:1820
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C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service1⤵PID:2624
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD510eab9c2684febb5327b6976f2047587
SHA1a12ed54146a7f5c4c580416aecb899549712449e
SHA256f49dbd55029bfbc15134f7c6a4f967d6c39142c63f2e8f1f8c78fab108a2c928
SHA5127e5fd90fffae723bd0c662a90e0730b507805f072771ee673d1d8c262dbf60c8a03ba5fe088f699a97c2e886380de158b2ccd59ee62e3d012dd6dd14ea9d0e50
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Filesize
208B
MD52bd32e753b1b8e1927b995049b4b1358
SHA11f48105d8e275ff7ce025f7dd596de5126e9b89d
SHA2567f074fbb4cb89fb849eeddec069a1dd21db1b467eb8d3c826c7f812d4052db02
SHA512b268d4fab05b2a58405b7ea6e1b66b1571b764d49363480a17e14fe652ff0189067ece1f1663b6a3fbebbd82ff5024bdbf83b17a6680235e724f6aad91486682
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb
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Filesize
224B
MD59e2e39335e9bc4de6e27879c68626b13
SHA123f0cd53b6c886921e5fa456b634df8e89ff6f98
SHA256fc951fac8a64087f5db7095e1729b232f16169468924829d70b8ae7d62beab16
SHA512faffc98966496f1ec31192984a511dc2f73cfcfcacc1959840429fb2fa63dc51cd726a5a454a5160f9d5f380e9ec7710b4f920afd314219b3ea31bea8b725515
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Filesize
2.0MB
MD5a3d136a893cd9fe12cd09350da37f463
SHA187a6e68bb761ef327bdbdb46a7d713fc4691e6ad
SHA256013123c9e040fa5d321243922092dfc505d5748f04ded1d127bacd611ea831cf
SHA512d5626b4f947900b0449ad1c4c4b24feb40bf381ddf28dd9c181cd1135e4b1076b85c82f4ef87d416a6c4cb451391061f17b9f8580c7e4c84aac97b9f6f327785