Analysis
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max time kernel
6s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
17-09-2024 10:36
Behavioral task
behavioral1
Sample
c88566768dd44b3ae973dfc09b364810.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
c88566768dd44b3ae973dfc09b364810.exe
Resource
win10v2004-20240802-en
General
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Target
c88566768dd44b3ae973dfc09b364810.exe
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Size
2.0MB
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MD5
c88566768dd44b3ae973dfc09b364810
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SHA1
00a9b5f26e2d19aa8184f2871629a8c530f47974
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SHA256
36f9e22e8b82d0f5e88da785073bda74f5d732070622397bb0b700862cf5f3b4
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SHA512
fa20fdd0bbf128d07ffb9a76eb21d61f7544b43bac23da1a388f31b738d73bda7b687408a6c1a5ce5bfcf294091761a8d590143121c10ef15e85b2a956982f6a
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYG:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yk
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 c88566768dd44b3ae973dfc09b364810.exe 11 ip-api.com Process not Found 52 ip-api.com Process not Found -
Quasar payload 3 IoCs
resource yara_rule behavioral2/files/0x00070000000234da-12.dat family_quasar behavioral2/memory/4008-30-0x00000000001C0000-0x000000000021E000-memory.dmp family_quasar behavioral2/files/0x00070000000234dd-53.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-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation c88566768dd44b3ae973dfc09b364810.exe -
Executes dropped EXE 3 IoCs
pid Process 1600 vnc.exe 4008 windef.exe 4920 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) \??\x: c88566768dd44b3ae973dfc09b364810.exe File opened (read-only) \??\z: c88566768dd44b3ae973dfc09b364810.exe File opened (read-only) \??\b: c88566768dd44b3ae973dfc09b364810.exe File opened (read-only) \??\j: c88566768dd44b3ae973dfc09b364810.exe File opened (read-only) \??\l: c88566768dd44b3ae973dfc09b364810.exe File opened (read-only) \??\m: c88566768dd44b3ae973dfc09b364810.exe File opened (read-only) \??\p: c88566768dd44b3ae973dfc09b364810.exe File opened (read-only) \??\t: c88566768dd44b3ae973dfc09b364810.exe File opened (read-only) \??\g: c88566768dd44b3ae973dfc09b364810.exe File opened (read-only) \??\h: c88566768dd44b3ae973dfc09b364810.exe File opened (read-only) \??\i: c88566768dd44b3ae973dfc09b364810.exe File opened (read-only) \??\o: c88566768dd44b3ae973dfc09b364810.exe File opened (read-only) \??\y: c88566768dd44b3ae973dfc09b364810.exe File opened (read-only) \??\k: c88566768dd44b3ae973dfc09b364810.exe File opened (read-only) \??\n: c88566768dd44b3ae973dfc09b364810.exe File opened (read-only) \??\q: c88566768dd44b3ae973dfc09b364810.exe File opened (read-only) \??\w: c88566768dd44b3ae973dfc09b364810.exe File opened (read-only) \??\a: c88566768dd44b3ae973dfc09b364810.exe File opened (read-only) \??\e: c88566768dd44b3ae973dfc09b364810.exe File opened (read-only) \??\r: c88566768dd44b3ae973dfc09b364810.exe File opened (read-only) \??\s: c88566768dd44b3ae973dfc09b364810.exe File opened (read-only) \??\u: c88566768dd44b3ae973dfc09b364810.exe File opened (read-only) \??\v: c88566768dd44b3ae973dfc09b364810.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 11 ip-api.com 52 ip-api.com -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/files/0x00070000000234dd-53.dat autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3868 set thread context of 4156 3868 c88566768dd44b3ae973dfc09b364810.exe 87 -
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 5044 1600 WerFault.exe 82 4120 4920 WerFault.exe 95 1148 3680 WerFault.exe 116 2336 4368 WerFault.exe 112 -
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 c88566768dd44b3ae973dfc09b364810.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 c88566768dd44b3ae973dfc09b364810.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 4112 PING.EXE 3388 PING.EXE -
Runs ping.exe 1 TTPs 2 IoCs
pid Process 4112 PING.EXE 3388 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 3724 schtasks.exe 3176 schtasks.exe 4940 schtasks.exe 1764 schtasks.exe 4544 schtasks.exe 1924 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3868 c88566768dd44b3ae973dfc09b364810.exe 3868 c88566768dd44b3ae973dfc09b364810.exe 3868 c88566768dd44b3ae973dfc09b364810.exe 3868 c88566768dd44b3ae973dfc09b364810.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4008 windef.exe Token: SeDebugPrivilege 4920 winsock.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4920 winsock.exe -
Suspicious use of WriteProcessMemory 26 IoCs
description pid Process procid_target PID 3868 wrote to memory of 1600 3868 c88566768dd44b3ae973dfc09b364810.exe 82 PID 3868 wrote to memory of 1600 3868 c88566768dd44b3ae973dfc09b364810.exe 82 PID 3868 wrote to memory of 1600 3868 c88566768dd44b3ae973dfc09b364810.exe 82 PID 3868 wrote to memory of 4008 3868 c88566768dd44b3ae973dfc09b364810.exe 84 PID 3868 wrote to memory of 4008 3868 c88566768dd44b3ae973dfc09b364810.exe 84 PID 3868 wrote to memory of 4008 3868 c88566768dd44b3ae973dfc09b364810.exe 84 PID 1600 wrote to memory of 4744 1600 vnc.exe 85 PID 1600 wrote to memory of 4744 1600 vnc.exe 85 PID 1600 wrote to memory of 4744 1600 vnc.exe 85 PID 3868 wrote to memory of 4156 3868 c88566768dd44b3ae973dfc09b364810.exe 87 PID 3868 wrote to memory of 4156 3868 c88566768dd44b3ae973dfc09b364810.exe 87 PID 3868 wrote to memory of 4156 3868 c88566768dd44b3ae973dfc09b364810.exe 87 PID 3868 wrote to memory of 4156 3868 c88566768dd44b3ae973dfc09b364810.exe 87 PID 3868 wrote to memory of 4156 3868 c88566768dd44b3ae973dfc09b364810.exe 87 PID 3868 wrote to memory of 3724 3868 c88566768dd44b3ae973dfc09b364810.exe 89 PID 3868 wrote to memory of 3724 3868 c88566768dd44b3ae973dfc09b364810.exe 89 PID 3868 wrote to memory of 3724 3868 c88566768dd44b3ae973dfc09b364810.exe 89 PID 4008 wrote to memory of 3176 4008 windef.exe 93 PID 4008 wrote to memory of 3176 4008 windef.exe 93 PID 4008 wrote to memory of 3176 4008 windef.exe 93 PID 4008 wrote to memory of 4920 4008 windef.exe 95 PID 4008 wrote to memory of 4920 4008 windef.exe 95 PID 4008 wrote to memory of 4920 4008 windef.exe 95 PID 4920 wrote to memory of 4940 4920 winsock.exe 96 PID 4920 wrote to memory of 4940 4920 winsock.exe 96 PID 4920 wrote to memory of 4940 4920 winsock.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\c88566768dd44b3ae973dfc09b364810.exe"C:\Users\Admin\AppData\Local\Temp\c88566768dd44b3ae973dfc09b364810.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:3868 -
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:1600 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:4744
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1600 -s 5483⤵
- Program crash
PID:5044
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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:4008 -
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:3176
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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:4920 -
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:4940
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\B9tKIHPhW3jU.bat" "4⤵PID:3464
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C:\Windows\SysWOW64\chcp.comchcp 650015⤵PID:8
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost5⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:4112
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"5⤵PID:4368
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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:1764
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\20JI0fVu8Qft.bat" "6⤵PID:688
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C:\Windows\SysWOW64\chcp.comchcp 650017⤵PID:3540
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost7⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:3388
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"7⤵PID:4036
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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:1924
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4368 -s 22526⤵
- Program crash
PID:2336
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4920 -s 22524⤵
- Program crash
PID:4120
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C:\Users\Admin\AppData\Local\Temp\c88566768dd44b3ae973dfc09b364810.exe"C:\Users\Admin\AppData\Local\Temp\c88566768dd44b3ae973dfc09b364810.exe"2⤵
- System Location Discovery: System Language Discovery
PID:4156
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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:3724
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1600 -ip 16001⤵PID:4200
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 4920 -ip 49201⤵PID:4512
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe1⤵PID:5024
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"2⤵PID:3680
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:2880
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3680 -s 5203⤵
- Program crash
PID:1148
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"2⤵PID:4380
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"2⤵PID:1904
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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:4544
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 3680 -ip 36801⤵PID:2200
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4368 -ip 43681⤵PID:5012
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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:2668
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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:4440
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
MD582c89e52ad114db02accdd814f8e47a7
SHA13a8aaa06bc6dd1e42d40d0670384d904be6954ce
SHA2561ad7bb725aef6b1d390b93b66484e3d75369d1b45711c1117a014f3e21c73fec
SHA512149dea6d7dfa378c86f8cf25ffbf52363f1505a0984465829629f1306900934f5649bf557f467cf8f97158f06fd30b02888d965843faf8873b87468a74927a7d
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Filesize
208B
MD58b0c04b5ebc3e88b7e55f925ecb435be
SHA14f408230baaf633078314c9e67600098954b08f2
SHA25657dfb10bc0b66237a00e7a69642d2e79db1bf73c7eae2d077d20d84ea386a885
SHA512d6e45f3504d000f9cec752aadf1d35c9d2a9471f900f7519d41309665bd7eceab2d1ed68a455620c87ec40ef211f46f8cd35aa4260934f0e9807767585639950
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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
MD56e0ac7e9126bdc43ba2fb38d725ddce1
SHA1890fa9b6eeecb24cf4117e79e486e6196e3c1fd5
SHA256838ebeb099a85f55d89d19af56d3ff9e9250032494956acc0950ccebb00ed053
SHA5124b60ded37e4bd9c0edd4c113917131dabf15a5e9c8486a5ab593de83782edfefbaa59874de6a58c73d29e12a156a5a22c8c477b5470a3b95531c5eeba0b5a720
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Filesize
224B
MD5e093eba4ea448b450577b333f4a7df7c
SHA1674b54b1db13c08a4b2302f98c963d464dc5fa66
SHA256929d841f83bf098a7fde3b90016f6074633a2a28f083e15ba974cec7f6cb9952
SHA51243a73af24c13a9d0fce79fedc25ef6d1cbb8363cb4cc31fc30560d14025fadb57c37ef8ed6188f14399de0760b9fb99306efd6ea4adca9d8e1ad4c16420d3558
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Filesize
2.0MB
MD57d3e64cefe08f5a4b6e2665cdcde4baf
SHA158b492a3ebe31acad667d339942dc6b7a4a28861
SHA256c4a98f3d066f76da81c371940e8f1b427073ef47bf1de75e7170b410c0c8346f
SHA51231e469f6c90753f444571676399e13834ea4cac31c871d149f6d1eb56127897d767ea0c81372bbf3c2552198881623873977a58c707037a28c3b000b9c380c22