Analysis
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max time kernel
4s -
max time network
101s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
04-12-2024 00:26
Behavioral task
behavioral1
Sample
dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe
Resource
win10v2004-20241007-en
General
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Target
dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe
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Size
2.0MB
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MD5
0291b29d2b731393b223b6e785555e00
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SHA1
c7756020a77bb3369e9eae9a55d4db396509299b
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SHA256
dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308
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SHA512
c6bad54c86bf600d2814f78a6fbca048b77a8cb740a124468aa13a3b86a5fe2409523178b0473b20bd9cfd2d767ca64c09e49345351703b5c6fcccc2ff3dd716
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY9:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yf
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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Azorult family
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description flow ioc Process 15 ip-api.com Process not Found Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe 52 ip-api.com Process not Found -
Quasar family
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Quasar payload 4 IoCs
resource yara_rule behavioral2/files/0x000a000000023b7e-12.dat family_quasar behavioral2/memory/3372-30-0x00000000009C0000-0x0000000000A1E000-memory.dmp family_quasar behavioral2/files/0x000b000000023b81-46.dat family_quasar behavioral2/memory/2680-88-0x0000000000FE0000-0x00000000011EA000-memory.dmp 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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe -
Executes dropped EXE 3 IoCs
pid Process 4920 vnc.exe 3372 windef.exe 4300 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) \??\i: dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe File opened (read-only) \??\k: dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe File opened (read-only) \??\m: dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe File opened (read-only) \??\n: dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe File opened (read-only) \??\o: dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe File opened (read-only) \??\p: dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe File opened (read-only) \??\s: dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe File opened (read-only) \??\w: dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe File opened (read-only) \??\x: dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe File opened (read-only) \??\y: dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe File opened (read-only) \??\b: dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe File opened (read-only) \??\j: dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe File opened (read-only) \??\l: dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe File opened (read-only) \??\t: dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe File opened (read-only) \??\u: dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe File opened (read-only) \??\a: dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe File opened (read-only) \??\e: dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe File opened (read-only) \??\g: dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe File opened (read-only) \??\h: dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe File opened (read-only) \??\q: dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe File opened (read-only) \??\r: dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe File opened (read-only) \??\v: dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe File opened (read-only) \??\z: dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 52 ip-api.com 15 ip-api.com -
AutoIT Executable 2 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/files/0x000b000000023b81-46.dat autoit_exe behavioral2/memory/2680-88-0x0000000000FE0000-0x00000000011EA000-memory.dmp autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2680 set thread context of 64 2680 dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe 88 -
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 4012 4920 WerFault.exe 83 2688 1132 WerFault.exe 110 3636 4300 WerFault.exe 96 3616 4216 WerFault.exe 127 -
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 schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe 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 dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.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 -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2572 PING.EXE 2156 PING.EXE -
Runs ping.exe 1 TTPs 2 IoCs
pid Process 2572 PING.EXE 2156 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 4420 schtasks.exe 2140 schtasks.exe 2840 schtasks.exe 348 schtasks.exe 4000 schtasks.exe 1124 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2680 dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe 2680 dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe 2680 dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe 2680 dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3372 windef.exe Token: SeDebugPrivilege 4300 winsock.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4300 winsock.exe -
Suspicious use of WriteProcessMemory 26 IoCs
description pid Process procid_target PID 2680 wrote to memory of 4920 2680 dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe 83 PID 2680 wrote to memory of 4920 2680 dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe 83 PID 2680 wrote to memory of 4920 2680 dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe 83 PID 4920 wrote to memory of 4656 4920 vnc.exe 85 PID 4920 wrote to memory of 4656 4920 vnc.exe 85 PID 2680 wrote to memory of 3372 2680 dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe 86 PID 2680 wrote to memory of 3372 2680 dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe 86 PID 2680 wrote to memory of 3372 2680 dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe 86 PID 4920 wrote to memory of 4656 4920 vnc.exe 85 PID 2680 wrote to memory of 64 2680 dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe 88 PID 2680 wrote to memory of 64 2680 dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe 88 PID 2680 wrote to memory of 64 2680 dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe 88 PID 2680 wrote to memory of 64 2680 dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe 88 PID 2680 wrote to memory of 64 2680 dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe 88 PID 2680 wrote to memory of 348 2680 dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe 90 PID 2680 wrote to memory of 348 2680 dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe 90 PID 2680 wrote to memory of 348 2680 dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe 90 PID 3372 wrote to memory of 4000 3372 windef.exe 94 PID 3372 wrote to memory of 4000 3372 windef.exe 94 PID 3372 wrote to memory of 4000 3372 windef.exe 94 PID 3372 wrote to memory of 4300 3372 windef.exe 96 PID 3372 wrote to memory of 4300 3372 windef.exe 96 PID 3372 wrote to memory of 4300 3372 windef.exe 96 PID 4300 wrote to memory of 1124 4300 winsock.exe 97 PID 4300 wrote to memory of 1124 4300 winsock.exe 97 PID 4300 wrote to memory of 1124 4300 winsock.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe"C:\Users\Admin\AppData\Local\Temp\dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.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:2680 -
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:4920 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:4656
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4920 -s 5483⤵
- Program crash
PID:4012
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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:3372 -
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:4000
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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:4300 -
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:1124
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\MjKnI18yOOAV.bat" "4⤵PID:888
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C:\Windows\SysWOW64\chcp.comchcp 650015⤵PID:3160
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost5⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2572
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"5⤵PID:4216
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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:2140
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\Rk9ttiSWG5bh.bat" "6⤵PID:1692
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C:\Windows\SysWOW64\chcp.comchcp 650017⤵PID:1572
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost7⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2156
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"7⤵PID:1516
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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:2840
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4216 -s 22406⤵
- Program crash
PID:3616
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4300 -s 19764⤵
- Program crash
PID:3636
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C:\Users\Admin\AppData\Local\Temp\dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe"C:\Users\Admin\AppData\Local\Temp\dfa9214927989e835743a846c2e388e4803ca7683253feb209f8a08e82131308N.exe"2⤵
- System Location Discovery: System Language Discovery
PID:64
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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:348
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4920 -ip 49201⤵PID:4952
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe1⤵PID:4948
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"2⤵PID:1132
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:4716
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1132 -s 5203⤵
- Program crash
PID:2688
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"2⤵PID:4800
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"2⤵PID:4828
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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:4420
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1132 -ip 11321⤵PID:2840
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4300 -ip 43001⤵PID:3688
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 4216 -ip 42161⤵PID:4192
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
MD5d6c4d676347a61cf44383dfff1b81370
SHA11315b2cbea6f57c9344084f2dae35e4ca88b007a
SHA25675b00c56d8e9c58722745be44b5e0078c0fd94671cb37cb725df20e8c7894c0f
SHA512f380124524a38d2a97343b380658d1a6c25056a4463c69a3d0612b56dbfd487992e6ebcd47ce3ccec0c661e54a2d91a76e0b51ec2c62a5dd4d106ca679fe0d56
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Filesize
208B
MD51e8e88fe0c2145bad195fc9982d2fe83
SHA1099fc5d32dc91090271c2e6f072b4e4492bf4c4a
SHA2565b0f128c583a6f5d27e7faef2174a0f8f1b34f3a926c6c39eeb38ba39cd12bed
SHA512caf3634cc3dade1759e1cac78ce70df6fe024ce087724b70b6b11183f617fc6be8cf1bfa9c8e1730bd40e0898d46e87f3e912eb47cd22ee56457a39e223998ed
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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
MD5f82fb7a7459f5bb2d8a00bf7a21884be
SHA1a1c4c73ba97ad52236fffd492fa9a0c4600ba6cf
SHA2566471ab54e3f1d03be03598196b125f9fa3f535c7f599c0cd0afde06b21250c40
SHA5128b9c06dab318ac2340bc23d05c189651c65dc8ccfb225559dfe14819f6568796362b6edf1677049bd2e1081062e02c2908329054cd0e8c158903fef1ba2b94e1
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Filesize
224B
MD5acb6738bb04e82ba3a707100f65d9a08
SHA16918fb85574e368c9fe12490f34fec8f4bc91700
SHA25660d4bb529686545475ab15c4e07dd90f3f20542340a66981b074d66c13090d10
SHA512a7b140b5ba45a8d4edc09e9b4c139f36beb35447bbe1d4fed720831fcdd76b20126dc4f6512848aaee71f19ea759dcea311e9f7e4ca7f43c77de55a9b2f1b130
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Filesize
2.0MB
MD54a3b00830e745939ac7808c0e194aff5
SHA1ed7cf36fc0f45dbdd8ac6071545ac0964fb5a111
SHA25604517094876820ef6e3e4ef61caabe1532a43c0c3014dd2025551124f394c500
SHA5125fea0ab83b43e7bca197185761e8e8ab3c8941c13bfdf57cb5878f69ef8bde90166c1cd1e28840b067cabcbc160caeabde4c7f71bfbaeb6d18283f331799eb45