Analysis
-
max time kernel
3s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
08-02-2025 08:26
Behavioral task
behavioral1
Sample
498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe
Resource
win10v2004-20250207-en
General
-
Target
498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe
-
Size
2.0MB
-
MD5
03c24f2698240bf0852e9a07ba942910
-
SHA1
98161e3ddb04eafdb870a507e2734338e886ae57
-
SHA256
498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8
-
SHA512
672137b1e0bf033d0b1bc51304ed060d635754282f5d186fc9194b92e221489a315f1607defb61c0dbb00a0a335278e8c1c1ce84acfd481c5a71b0c8867663fb
-
SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYn:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yl
Malware Config
Extracted
quasar
1.3.0.0
EbayProfiles
5.8.88.191:443
sockartek.icu:443
QSR_MUTEX_0kBRNrRz5TDLEQouI0
-
encryption_key
MWhG6wsClMX8aJM2CVXT
-
install_name
winsock.exe
-
log_directory
Logs
-
reconnect_delay
3000
-
startup_key
win defender run
-
subdirectory
SubDir
Extracted
azorult
http://0x21.in:8000/_az/
Signatures
-
Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
-
Azorult family
-
Quasar family
-
Quasar payload 3 IoCs
resource yara_rule behavioral1/files/0x000f000000018662-17.dat family_quasar behavioral1/memory/2852-46-0x00000000010E0000-0x000000000113E000-memory.dmp family_quasar behavioral1/memory/672-58-0x0000000001090000-0x00000000010EE000-memory.dmp family_quasar -
Executes dropped EXE 3 IoCs
pid Process 2500 vnc.exe 2852 windef.exe 672 winsock.exe -
Loads dropped DLL 13 IoCs
pid Process 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe 2412 WerFault.exe 2412 WerFault.exe 2412 WerFault.exe 2412 WerFault.exe 2852 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: 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe File opened (read-only) \??\g: 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe File opened (read-only) \??\i: 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe File opened (read-only) \??\x: 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe File opened (read-only) \??\m: 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe File opened (read-only) \??\o: 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe File opened (read-only) \??\v: 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe File opened (read-only) \??\w: 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe File opened (read-only) \??\h: 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe File opened (read-only) \??\k: 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe File opened (read-only) \??\s: 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe File opened (read-only) \??\y: 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe File opened (read-only) \??\p: 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe File opened (read-only) \??\q: 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe File opened (read-only) \??\r: 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe File opened (read-only) \??\b: 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe File opened (read-only) \??\e: 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe File opened (read-only) \??\j: 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe File opened (read-only) \??\l: 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe File opened (read-only) \??\n: 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe File opened (read-only) \??\t: 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe File opened (read-only) \??\u: 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe File opened (read-only) \??\z: 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.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 4 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2520 set thread context of 2276 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe 33 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Program crash 1 IoCs
pid pid_target Process procid_target 2412 2500 WerFault.exe 30 -
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 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2708 schtasks.exe 2980 schtasks.exe 2040 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2852 windef.exe Token: SeDebugPrivilege 672 winsock.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 672 winsock.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 2520 wrote to memory of 2500 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe 30 PID 2520 wrote to memory of 2500 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe 30 PID 2520 wrote to memory of 2500 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe 30 PID 2520 wrote to memory of 2500 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe 30 PID 2500 wrote to memory of 2032 2500 vnc.exe 31 PID 2500 wrote to memory of 2032 2500 vnc.exe 31 PID 2500 wrote to memory of 2032 2500 vnc.exe 31 PID 2500 wrote to memory of 2032 2500 vnc.exe 31 PID 2500 wrote to memory of 2032 2500 vnc.exe 31 PID 2520 wrote to memory of 2852 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe 32 PID 2520 wrote to memory of 2852 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe 32 PID 2520 wrote to memory of 2852 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe 32 PID 2520 wrote to memory of 2852 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe 32 PID 2520 wrote to memory of 2276 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe 33 PID 2520 wrote to memory of 2276 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe 33 PID 2520 wrote to memory of 2276 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe 33 PID 2520 wrote to memory of 2276 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe 33 PID 2520 wrote to memory of 2276 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe 33 PID 2520 wrote to memory of 2276 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe 33 PID 2520 wrote to memory of 2708 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe 34 PID 2520 wrote to memory of 2708 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe 34 PID 2520 wrote to memory of 2708 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe 34 PID 2520 wrote to memory of 2708 2520 498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe 34 PID 2500 wrote to memory of 2412 2500 vnc.exe 36 PID 2500 wrote to memory of 2412 2500 vnc.exe 36 PID 2500 wrote to memory of 2412 2500 vnc.exe 36 PID 2500 wrote to memory of 2412 2500 vnc.exe 36 PID 2852 wrote to memory of 2980 2852 windef.exe 38 PID 2852 wrote to memory of 2980 2852 windef.exe 38 PID 2852 wrote to memory of 2980 2852 windef.exe 38 PID 2852 wrote to memory of 2980 2852 windef.exe 38 PID 2852 wrote to memory of 672 2852 windef.exe 40 PID 2852 wrote to memory of 672 2852 windef.exe 40 PID 2852 wrote to memory of 672 2852 windef.exe 40 PID 2852 wrote to memory of 672 2852 windef.exe 40 PID 672 wrote to memory of 2040 672 winsock.exe 41 PID 672 wrote to memory of 2040 672 winsock.exe 41 PID 672 wrote to memory of 2040 672 winsock.exe 41 PID 672 wrote to memory of 2040 672 winsock.exe 41
Processes
-
C:\Users\Admin\AppData\Local\Temp\498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe"C:\Users\Admin\AppData\Local\Temp\498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.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:2520 -
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:2500 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:2032
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2500 -s 1603⤵
- Loads dropped DLL
- Program crash
PID:2412
-
-
-
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:2852 -
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:2980
-
-
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:672 -
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:2040
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe"C:\Users\Admin\AppData\Local\Temp\498e747d8ede20e1c210c593f63368030de0d2373112eed9b2458b3464b492f8N.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2276
-
-
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:2708
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
-
Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb