Analysis
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max time kernel
3s -
max time network
96s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
26-11-2024 13:14
Behavioral task
behavioral1
Sample
a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe
Resource
win10v2004-20241007-en
General
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Target
a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe
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Size
2.0MB
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MD5
90a584019ecca4da43b46d7bca7745ab
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SHA1
eddc7d3d8871e48f88462dc069175fb962ebfaca
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SHA256
a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b
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SHA512
5c8755b0e27841ac71b28de8b0027cb8f3a08112c16a50cbdb962a32439f4b284ea44ec8c4478b4f93fe355891fe0a9aafcfa3f1366c314eea8a469d7c738359
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYB:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YD
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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Azorult family
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Quasar family
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Quasar payload 6 IoCs
resource yara_rule behavioral1/files/0x00080000000162e9-17.dat family_quasar behavioral1/memory/2672-54-0x0000000000D10000-0x0000000000D6E000-memory.dmp family_quasar behavioral1/memory/2928-64-0x0000000000180000-0x00000000001DE000-memory.dmp family_quasar behavioral1/files/0x000700000001658d-66.dat family_quasar behavioral1/memory/2512-102-0x00000000000E0000-0x000000000013E000-memory.dmp family_quasar behavioral1/memory/2464-131-0x0000000000B50000-0x0000000000BAE000-memory.dmp family_quasar -
Executes dropped EXE 2 IoCs
pid Process 2872 vnc.exe 2672 windef.exe -
Loads dropped DLL 8 IoCs
pid Process 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.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) \??\s: a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe File opened (read-only) \??\u: a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe File opened (read-only) \??\r: a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe File opened (read-only) \??\q: a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe File opened (read-only) \??\v: a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe File opened (read-only) \??\y: a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe File opened (read-only) \??\o: a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe File opened (read-only) \??\g: a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe File opened (read-only) \??\h: a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe File opened (read-only) \??\i: a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe File opened (read-only) \??\k: a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe File opened (read-only) \??\l: a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe File opened (read-only) \??\m: a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe File opened (read-only) \??\n: a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe File opened (read-only) \??\e: a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe File opened (read-only) \??\t: a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe File opened (read-only) \??\w: a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe File opened (read-only) \??\p: a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe File opened (read-only) \??\b: a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe File opened (read-only) \??\j: a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe File opened (read-only) \??\x: a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe File opened (read-only) \??\z: a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe File opened (read-only) \??\a: a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.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/0x000700000001658d-66.dat autoit_exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2772 set thread context of 2824 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe 33 PID 2872 set thread context of 2792 2872 vnc.exe 31 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 324 2928 WerFault.exe 39 -
System Location Discovery: System Language Discovery 1 TTPs 5 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 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.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 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1304 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 1304 PING.EXE -
Scheduled Task/Job: Scheduled Task 1 TTPs 5 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2752 schtasks.exe 1236 schtasks.exe 2880 schtasks.exe 848 schtasks.exe 992 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2872 vnc.exe -
Suspicious use of WriteProcessMemory 25 IoCs
description pid Process procid_target PID 2772 wrote to memory of 2872 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe 30 PID 2772 wrote to memory of 2872 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe 30 PID 2772 wrote to memory of 2872 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe 30 PID 2772 wrote to memory of 2872 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe 30 PID 2872 wrote to memory of 2792 2872 vnc.exe 31 PID 2872 wrote to memory of 2792 2872 vnc.exe 31 PID 2872 wrote to memory of 2792 2872 vnc.exe 31 PID 2872 wrote to memory of 2792 2872 vnc.exe 31 PID 2772 wrote to memory of 2672 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe 32 PID 2772 wrote to memory of 2672 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe 32 PID 2772 wrote to memory of 2672 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe 32 PID 2772 wrote to memory of 2672 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe 32 PID 2872 wrote to memory of 2792 2872 vnc.exe 31 PID 2772 wrote to memory of 2824 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe 33 PID 2772 wrote to memory of 2824 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe 33 PID 2772 wrote to memory of 2824 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe 33 PID 2772 wrote to memory of 2824 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe 33 PID 2772 wrote to memory of 2824 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe 33 PID 2772 wrote to memory of 2824 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe 33 PID 2772 wrote to memory of 2752 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe 34 PID 2772 wrote to memory of 2752 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe 34 PID 2772 wrote to memory of 2752 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe 34 PID 2772 wrote to memory of 2752 2772 a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe 34 PID 2872 wrote to memory of 2792 2872 vnc.exe 31 PID 2872 wrote to memory of 2792 2872 vnc.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe"C:\Users\Admin\AppData\Local\Temp\a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.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:2772 -
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:2872 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵
- Maps connected drives based on registry
PID:2792
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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
PID:2672 -
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⤵
- Scheduled Task/Job: Scheduled Task
PID:1236
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"3⤵PID:2928
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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 /f4⤵
- Scheduled Task/Job: Scheduled Task
PID:2880
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C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\xULXGLkIsr4a.bat" "4⤵PID:1040
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C:\Windows\SysWOW64\chcp.comchcp 650015⤵PID:916
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost5⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:1304
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"5⤵PID:2464
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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:992
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2928 -s 15404⤵
- Program crash
PID:324
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C:\Users\Admin\AppData\Local\Temp\a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe"C:\Users\Admin\AppData\Local\Temp\a33a7b143bdb641237978065c79f9dea9b5b849bf1278ef9df1918f23a278b4b.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2824
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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:2752
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C:\Windows\system32\taskeng.exetaskeng.exe {480FF998-8A67-42D4-BB4E-3FAE5E7E9BEE} S-1-5-21-3692679935-4019334568-335155002-1000:BCXRJFKE\Admin:Interactive:[1]1⤵PID:1916
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe2⤵PID:1088
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"3⤵PID:264
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k4⤵PID:2144
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"3⤵PID:2512
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"3⤵PID:2560
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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 /F3⤵
- Scheduled Task/Job: Scheduled Task
PID:848
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
208B
MD564f9e1114be4df2e6e402e39bb42467a
SHA10b05b481f4c67b3362add84b1928713a853a1036
SHA256f262716abcdc25ff5815294aad7712bda6653f57931e314f3098ec8ad39c4bd1
SHA512bb1ce577509c6bf5debeecd47001e9a20753f688541082ac09f1620ff477deea2adc0760dd433420ce5dd14d2df05b84fd143aef5bb31c7001c3eaa39d9f3070
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Filesize
224B
MD5e9649e0ed9bb0621255d2d097224b9b1
SHA10b10c53325f31b143855e16a504080d1db5e5a16
SHA2568eae91310cf1492413f5c3e5d8f6503665e56a95847cc3ef6b678436306bd165
SHA51241eebb308f809c6a051acddee870b743531524492df5c1394eaf6fb61807c123e9fa479a25e7d4cfb25aac364faae3ffbbffd29fff7753354b4fcdb62ecc60d1
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Filesize
211B
MD533360f9286189d852c0273a3b3428c4e
SHA12a6db5e8275b131fa99c66d8da5530b35aa759b5
SHA25676ae673087d32f512561b891f0b29bb38c3670ab97deff08f91f4188881a928c
SHA51200a546fa4226b6f96693eb22cdfeb986f30ef7ebd0a32ac5d367648841f4da562862fae5a7cab167f946ff3a4cac1737a05383409094964a27344d1f6c3cf05c
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Filesize
2.0MB
MD5eaf46559ae67677b748a1769067ea4ed
SHA1bad7b5890d5c94bb4e906eac19feac94c25addb5
SHA2569e50a8d1a8a787c78afe0da0d7195ef17ea0daddeaf8ceb47b5d39cea3d6bc2e
SHA512ea15c9a42b15aa4dd26e6e50509bc8a069ead299a1c44250c2b8956ffe32016ebdf27c0bf9d17d9cc66f91026e4e882a7e1ad05a9e336ed3b12b724f1f039e91
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb