Analysis
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max time kernel
5s -
max time network
106s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
01-09-2024 15:38
Behavioral task
behavioral1
Sample
815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe
Resource
win10v2004-20240802-en
General
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Target
815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe
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Size
2.0MB
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MD5
815df3ce8f1ebbbdcf8fd3b5391a2a70
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SHA1
cc19616d3d9ed0dd4ef6bac2fcf5251bec303f67
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SHA256
24ce8da6f76bfa558cff3079df170e78893679ccce334fadaf21d961291b30f0
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SHA512
0aec8172b2b689874b50d5861a11f16cd8dc22116f46a108f1491e14b669bd15f34b1c5cb9ea356a0c1fbfe154ef66050dbf43e74cedc2992e1c3fa3e11b8bc1
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY4:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y2
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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description flow ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe 13 ip-api.com Process not Found 19 ip-api.com Process not Found 56 ip-api.com Process not Found -
Quasar payload 3 IoCs
resource yara_rule behavioral2/files/0x000700000002350d-12.dat family_quasar behavioral2/memory/1560-31-0x0000000000BA0000-0x0000000000BFE000-memory.dmp family_quasar behavioral2/files/0x0007000000023510-45.dat family_quasar -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe -
Executes dropped EXE 3 IoCs
pid Process 1696 vnc.exe 1560 windef.exe 3632 winsock.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: 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe File opened (read-only) \??\n: 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe File opened (read-only) \??\u: 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe File opened (read-only) \??\v: 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe File opened (read-only) \??\k: 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe File opened (read-only) \??\w: 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe File opened (read-only) \??\y: 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe File opened (read-only) \??\z: 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe File opened (read-only) \??\a: 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe File opened (read-only) \??\e: 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe File opened (read-only) \??\g: 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe File opened (read-only) \??\i: 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe File opened (read-only) \??\r: 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe File opened (read-only) \??\j: 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe File opened (read-only) \??\l: 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe File opened (read-only) \??\p: 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe File opened (read-only) \??\q: 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe File opened (read-only) \??\t: 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe File opened (read-only) \??\x: 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe File opened (read-only) \??\h: 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe File opened (read-only) \??\m: 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe File opened (read-only) \??\o: 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe File opened (read-only) \??\s: 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 13 ip-api.com 19 ip-api.com 56 ip-api.com -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/files/0x0007000000023510-45.dat autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2508 set thread context of 1672 2508 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe 91 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 4 IoCs
pid pid_target Process procid_target 4880 1696 WerFault.exe 86 2304 1760 WerFault.exe 106 4928 3632 WerFault.exe 99 4068 3480 WerFault.exe 125 -
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 815df3ce8f1ebbbdcf8fd3b5391a2a70N.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 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language windef.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2312 PING.EXE 4388 PING.EXE -
Runs ping.exe 1 TTPs 2 IoCs
pid Process 2312 PING.EXE 4388 PING.EXE -
Scheduled Task/Job: Scheduled Task 1 TTPs 6 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1420 schtasks.exe 2736 schtasks.exe 1500 schtasks.exe 3844 schtasks.exe 3916 schtasks.exe 1804 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2508 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe 2508 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe 2508 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe 2508 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1560 windef.exe Token: SeDebugPrivilege 3632 winsock.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3632 winsock.exe -
Suspicious use of WriteProcessMemory 26 IoCs
description pid Process procid_target PID 2508 wrote to memory of 1696 2508 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe 86 PID 2508 wrote to memory of 1696 2508 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe 86 PID 2508 wrote to memory of 1696 2508 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe 86 PID 1696 wrote to memory of 4968 1696 vnc.exe 88 PID 1696 wrote to memory of 4968 1696 vnc.exe 88 PID 1696 wrote to memory of 4968 1696 vnc.exe 88 PID 2508 wrote to memory of 1560 2508 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe 90 PID 2508 wrote to memory of 1560 2508 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe 90 PID 2508 wrote to memory of 1560 2508 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe 90 PID 2508 wrote to memory of 1672 2508 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe 91 PID 2508 wrote to memory of 1672 2508 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe 91 PID 2508 wrote to memory of 1672 2508 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe 91 PID 2508 wrote to memory of 1672 2508 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe 91 PID 2508 wrote to memory of 1672 2508 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe 91 PID 2508 wrote to memory of 2736 2508 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe 93 PID 2508 wrote to memory of 2736 2508 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe 93 PID 2508 wrote to memory of 2736 2508 815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe 93 PID 1560 wrote to memory of 1500 1560 windef.exe 124 PID 1560 wrote to memory of 1500 1560 windef.exe 124 PID 1560 wrote to memory of 1500 1560 windef.exe 124 PID 1560 wrote to memory of 3632 1560 windef.exe 99 PID 1560 wrote to memory of 3632 1560 windef.exe 99 PID 1560 wrote to memory of 3632 1560 windef.exe 99 PID 3632 wrote to memory of 3844 3632 winsock.exe 100 PID 3632 wrote to memory of 3844 3632 winsock.exe 100 PID 3632 wrote to memory of 3844 3632 winsock.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe"C:\Users\Admin\AppData\Local\Temp\815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe"1⤵
- Quasar RAT
- 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:2508 -
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:1696 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:4968
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1696 -s 5483⤵
- Program crash
PID:4880
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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:1560 -
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:1500
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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:3632 -
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:3844
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\yAENzMInZSkx.bat" "4⤵PID:4560
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C:\Windows\SysWOW64\chcp.comchcp 650015⤵PID:1728
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost5⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2312
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"5⤵PID:3480
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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:1804
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\PyQ5WLOPc9gn.bat" "6⤵PID:3592
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C:\Windows\SysWOW64\chcp.comchcp 650017⤵PID:4520
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost7⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:4388
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"7⤵PID:4420
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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 /f8⤵
- Scheduled Task/Job: Scheduled Task
PID:1420
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3480 -s 22126⤵
- Program crash
PID:4068
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3632 -s 22524⤵
- Program crash
PID:4928
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C:\Users\Admin\AppData\Local\Temp\815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe"C:\Users\Admin\AppData\Local\Temp\815df3ce8f1ebbbdcf8fd3b5391a2a70N.exe"2⤵
- System Location Discovery: System Language Discovery
PID:1672
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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:2736
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 1696 -ip 16961⤵PID:2816
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe1⤵PID:3696
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"2⤵PID:1760
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:1228
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1760 -s 5203⤵
- Program crash
PID:2304
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"2⤵PID:5032
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"2⤵PID:4912
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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:3916
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 1760 -ip 17601⤵PID:4272
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3632 -ip 36321⤵PID:1160
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C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exeC:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding1⤵PID:1500
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 3480 -ip 34801⤵PID:548
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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:1772
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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:1560
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
MD5034ed7cf3bc19a3790705c8b86d70fae
SHA10ed974ac87a2c96c68d7f1b134885f2ab3be7ded
SHA256fe29b6d9b59d983d20d2e697ff25d1669138d0871f299f3b46e99c7be691c131
SHA512fbf99f0e7dbd41f19a2573d2cb37f6df5504df7fd20e856897d7b4434fb1c6b05036e06294f005a95faa08ebf9787e765e24092034aa1da7d360b3bc45892967
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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
208B
MD59ab20471e6f3948a5eeaa889d693e357
SHA16ff568815c2cb5661b4bc09440acd62ff1cc4cdd
SHA2566aa7c3034fd825bf5607e4efe5ed7bf77eb452e955b6db4d0d86f4af8a80023f
SHA512a304b2293d0e0eaa98fcf0762d72e882c13ca6da34b7b74aa85a798a843e407bbf914ce1f655d98234fe65ea49473205b5250289a7861293018099abb8e82c72
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Filesize
224B
MD5440cdd7841925ca3c0efe6ef8a1422c5
SHA1ab9721f9a2dca88ffbb08ebd47da451b57393fd5
SHA256892ccc2da206630cb579bf20b10008685d71b5b4de23ebdec7649fec99df9b74
SHA512378230e3ca3fc1060a7bc7d93b01510e1fe453680c008ca3e55fdd8e0d466dca2ee4f737e072762a0e9e893201c707fb64b9e382964655fbd8db133b53183eda
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Filesize
224B
MD56a94b4d2379287dba23b772a04d64aa4
SHA150ef3f293c92d7f31f770d133b55ad31ca322c85
SHA256407fa348348e21731cd3c251a21901d06520ee25e7c1f4b2a0eb92141c3189e9
SHA512a22420a5cbe5a2bcffd407ed7469f149561cced81ef0d12a06beff3266e1fea420cdb0448ce8e4513bf344ea12c54b45c630d2fd4f55efbbbfc6d9adbde1bf93
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Filesize
2.0MB
MD5663e6fb4918387becf810d2ae70c9284
SHA1a75b50ef9470618fa428bf16f7959a4488b379eb
SHA256e08c23b3f894b4de250459a5fb5a145c4b3f9df2afc61763838983912c815153
SHA5122095dc925c2dd0d6d65c6d0930126cc7793869b8c5e05ff5ade606f28b29e219288726086203f9b46ae98e4f488db6b78d550e1bd2626330447a3962ec0b0348