Analysis
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max time kernel
4s -
max time network
135s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
12-10-2024 15:25
Behavioral task
behavioral1
Sample
f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe
Resource
win10v2004-20241007-en
General
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Target
f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe
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Size
2.0MB
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MD5
b7f1de7e2c05646925ec2034aade1560
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SHA1
207cc8a93d6300ebe4ec3e644f40efb9dce29f76
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SHA256
f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6
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SHA512
80d3f672ad0d68db8bd712a132a1f9c3026012345ead099ec65ec58ab07b5746456ae315803d2bd169d419af30b9e42d1ebd770e1120f32e95a601e733a1165f
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYg:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yy
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 4 IoCs
resource yara_rule behavioral1/files/0x0008000000016f02-17.dat family_quasar behavioral1/memory/2688-46-0x0000000000240000-0x000000000029E000-memory.dmp family_quasar behavioral1/memory/800-64-0x0000000000300000-0x000000000035E000-memory.dmp family_quasar behavioral1/files/0x00070000000174b4-66.dat family_quasar -
Executes dropped EXE 3 IoCs
pid Process 2708 vnc.exe 2688 windef.exe 800 winsock.exe -
Loads dropped DLL 9 IoCs
pid Process 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe 2688 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) \??\j: f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe File opened (read-only) \??\p: f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe File opened (read-only) \??\s: f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe File opened (read-only) \??\x: f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe File opened (read-only) \??\a: f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe File opened (read-only) \??\i: f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe File opened (read-only) \??\l: f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe File opened (read-only) \??\n: f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe File opened (read-only) \??\r: f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe File opened (read-only) \??\u: f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe File opened (read-only) \??\h: f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe File opened (read-only) \??\k: f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe File opened (read-only) \??\t: f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe File opened (read-only) \??\g: f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe File opened (read-only) \??\e: f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe File opened (read-only) \??\m: f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe File opened (read-only) \??\o: f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe File opened (read-only) \??\q: f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe File opened (read-only) \??\v: f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe File opened (read-only) \??\w: f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe File opened (read-only) \??\y: f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe File opened (read-only) \??\b: f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe File opened (read-only) \??\z: f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.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 9 ip-api.com -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
description 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.
resource yara_rule behavioral1/files/0x00070000000174b4-66.dat autoit_exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 3040 set thread context of 2592 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe 34 PID 2708 set thread context of 2288 2708 vnc.exe 33 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 vnc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.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 2320 schtasks.exe 668 schtasks.exe 2576 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2708 vnc.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2688 windef.exe Token: SeDebugPrivilege 800 winsock.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 800 winsock.exe -
Suspicious use of WriteProcessMemory 37 IoCs
description pid Process procid_target PID 3040 wrote to memory of 2708 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe 31 PID 3040 wrote to memory of 2708 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe 31 PID 3040 wrote to memory of 2708 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe 31 PID 3040 wrote to memory of 2708 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe 31 PID 3040 wrote to memory of 2688 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe 32 PID 3040 wrote to memory of 2688 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe 32 PID 3040 wrote to memory of 2688 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe 32 PID 3040 wrote to memory of 2688 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe 32 PID 2708 wrote to memory of 2288 2708 vnc.exe 33 PID 2708 wrote to memory of 2288 2708 vnc.exe 33 PID 2708 wrote to memory of 2288 2708 vnc.exe 33 PID 2708 wrote to memory of 2288 2708 vnc.exe 33 PID 2708 wrote to memory of 2288 2708 vnc.exe 33 PID 3040 wrote to memory of 2592 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe 34 PID 3040 wrote to memory of 2592 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe 34 PID 3040 wrote to memory of 2592 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe 34 PID 3040 wrote to memory of 2592 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe 34 PID 3040 wrote to memory of 2592 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe 34 PID 3040 wrote to memory of 2592 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe 34 PID 3040 wrote to memory of 2576 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe 35 PID 3040 wrote to memory of 2576 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe 35 PID 3040 wrote to memory of 2576 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe 35 PID 3040 wrote to memory of 2576 3040 f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe 35 PID 2708 wrote to memory of 2288 2708 vnc.exe 33 PID 2708 wrote to memory of 2288 2708 vnc.exe 33 PID 2688 wrote to memory of 2320 2688 windef.exe 38 PID 2688 wrote to memory of 2320 2688 windef.exe 38 PID 2688 wrote to memory of 2320 2688 windef.exe 38 PID 2688 wrote to memory of 2320 2688 windef.exe 38 PID 2688 wrote to memory of 800 2688 windef.exe 40 PID 2688 wrote to memory of 800 2688 windef.exe 40 PID 2688 wrote to memory of 800 2688 windef.exe 40 PID 2688 wrote to memory of 800 2688 windef.exe 40 PID 800 wrote to memory of 668 800 winsock.exe 41 PID 800 wrote to memory of 668 800 winsock.exe 41 PID 800 wrote to memory of 668 800 winsock.exe 41 PID 800 wrote to memory of 668 800 winsock.exe 41
Processes
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C:\Users\Admin\AppData\Local\Temp\f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe"C:\Users\Admin\AppData\Local\Temp\f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.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:3040 -
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:2708 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵
- Maps connected drives based on registry
PID:2288
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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:2688 -
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:2320
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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:800 -
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:668
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C:\Users\Admin\AppData\Local\Temp\f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe"C:\Users\Admin\AppData\Local\Temp\f6160644852c1d8ba584d5a2da6749b905c9f37d72a0d239f76c00eaa40f48f6N.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2592
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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:2576
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C:\Windows\system32\taskeng.exetaskeng.exe {2988F43E-BFCE-4A59-9748-F84A8413642F} S-1-5-21-3063565911-2056067323-3330884624-1000:KHBTHJFA\Admin:Interactive:[1]1⤵PID:2888
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe2⤵PID:320
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"3⤵PID:824
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2.0MB
MD5c62a75930da3ff646ea377c9b82fe310
SHA1bf0efbc383dfe0a2dc46ac416205576485215eff
SHA25634234b3833d1f12b0aace134a172dbb3b96946635e8e41de88ce00679d3f7344
SHA512bb421044b31d3cc1c110934e0793c113167852379bdd62e66ea527fe2801c095fe778d0ae825a454dafb26e7fbd25a10f6503c594725e6cf6ce56e1962a9dd50
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb