Analysis
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max time kernel
4s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
18-08-2024 22:36
Behavioral task
behavioral1
Sample
7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe
Resource
win10v2004-20240802-en
General
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Target
7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe
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Size
2.0MB
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MD5
06feb8ea2c84bfe15db1fc38a8cedbb7
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SHA1
54f5e74721cf1165ffb0e5b4ef781a624c302285
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SHA256
7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1
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SHA512
6d4463973032849b04fabc4dbce5c40cf5b0fe18de1cdcb77eac3ad3684305f808839a0b93cfdeef398257b650d67f65036963564d63cab06ef41dc6de364e46
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYj:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YF
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
-
Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
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Quasar payload 5 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\windef.exe family_quasar behavioral1/memory/2720-46-0x0000000000370000-0x00000000003CE000-memory.dmp family_quasar behavioral1/memory/1084-58-0x0000000000E50000-0x0000000000EAE000-memory.dmp family_quasar C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe family_quasar behavioral1/memory/2524-95-0x0000000001100000-0x000000000115E000-memory.dmp family_quasar -
Executes dropped EXE 3 IoCs
Processes:
vnc.exewindef.exewinsock.exepid process 2412 vnc.exe 2720 windef.exe 1084 winsock.exe -
Loads dropped DLL 13 IoCs
Processes:
7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exeWerFault.exewindef.exepid process 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe 2748 WerFault.exe 2748 WerFault.exe 2748 WerFault.exe 2748 WerFault.exe 2720 windef.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exedescription ioc process File opened (read-only) \??\t: 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe File opened (read-only) \??\x: 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe File opened (read-only) \??\a: 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe File opened (read-only) \??\k: 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe File opened (read-only) \??\m: 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe File opened (read-only) \??\n: 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe File opened (read-only) \??\q: 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe File opened (read-only) \??\r: 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe File opened (read-only) \??\s: 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe File opened (read-only) \??\y: 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe File opened (read-only) \??\h: 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe File opened (read-only) \??\i: 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe File opened (read-only) \??\l: 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe File opened (read-only) \??\o: 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe File opened (read-only) \??\p: 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe File opened (read-only) \??\z: 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe File opened (read-only) \??\j: 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe File opened (read-only) \??\v: 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe File opened (read-only) \??\b: 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe File opened (read-only) \??\e: 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe File opened (read-only) \??\g: 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe File opened (read-only) \??\u: 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe File opened (read-only) \??\w: 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.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.
Processes:
flow ioc 4 ip-api.com -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
Processes:
resource yara_rule C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exedescription pid process target process PID 2696 set thread context of 2924 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2748 2412 WerFault.exe vnc.exe -
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.
Processes:
windef.exeschtasks.exeschtasks.exewinsock.exeschtasks.exe7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exevnc.exe7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exedescription ioc process 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 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 4 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exeschtasks.exeschtasks.exepid process 672 schtasks.exe 2508 schtasks.exe 2288 schtasks.exe 2980 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exepid process 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
windef.exewinsock.exedescription pid process Token: SeDebugPrivilege 2720 windef.exe Token: SeDebugPrivilege 1084 winsock.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
winsock.exepid process 1084 winsock.exe -
Suspicious use of WriteProcessMemory 39 IoCs
Processes:
7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exevnc.exewindef.exewinsock.exedescription pid process target process PID 2696 wrote to memory of 2412 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe vnc.exe PID 2696 wrote to memory of 2412 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe vnc.exe PID 2696 wrote to memory of 2412 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe vnc.exe PID 2696 wrote to memory of 2412 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe vnc.exe PID 2696 wrote to memory of 2720 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe windef.exe PID 2696 wrote to memory of 2720 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe windef.exe PID 2696 wrote to memory of 2720 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe windef.exe PID 2696 wrote to memory of 2720 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe windef.exe PID 2412 wrote to memory of 2260 2412 vnc.exe svchost.exe PID 2412 wrote to memory of 2260 2412 vnc.exe svchost.exe PID 2412 wrote to memory of 2260 2412 vnc.exe svchost.exe PID 2412 wrote to memory of 2260 2412 vnc.exe svchost.exe PID 2412 wrote to memory of 2260 2412 vnc.exe svchost.exe PID 2696 wrote to memory of 2924 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe PID 2696 wrote to memory of 2924 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe PID 2696 wrote to memory of 2924 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe PID 2696 wrote to memory of 2924 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe PID 2696 wrote to memory of 2924 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe PID 2696 wrote to memory of 2924 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe PID 2696 wrote to memory of 2980 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe schtasks.exe PID 2696 wrote to memory of 2980 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe schtasks.exe PID 2696 wrote to memory of 2980 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe schtasks.exe PID 2696 wrote to memory of 2980 2696 7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe schtasks.exe PID 2412 wrote to memory of 2748 2412 vnc.exe WerFault.exe PID 2412 wrote to memory of 2748 2412 vnc.exe WerFault.exe PID 2412 wrote to memory of 2748 2412 vnc.exe WerFault.exe PID 2412 wrote to memory of 2748 2412 vnc.exe WerFault.exe PID 2720 wrote to memory of 672 2720 windef.exe schtasks.exe PID 2720 wrote to memory of 672 2720 windef.exe schtasks.exe PID 2720 wrote to memory of 672 2720 windef.exe schtasks.exe PID 2720 wrote to memory of 672 2720 windef.exe schtasks.exe PID 2720 wrote to memory of 1084 2720 windef.exe winsock.exe PID 2720 wrote to memory of 1084 2720 windef.exe winsock.exe PID 2720 wrote to memory of 1084 2720 windef.exe winsock.exe PID 2720 wrote to memory of 1084 2720 windef.exe winsock.exe PID 1084 wrote to memory of 2508 1084 winsock.exe schtasks.exe PID 1084 wrote to memory of 2508 1084 winsock.exe schtasks.exe PID 1084 wrote to memory of 2508 1084 winsock.exe schtasks.exe PID 1084 wrote to memory of 2508 1084 winsock.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe"C:\Users\Admin\AppData\Local\Temp\7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.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:2696 -
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:2412 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:2260
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2412 -s 1603⤵
- Loads dropped DLL
- Program crash
PID:2748 -
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:2720 -
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:672 -
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:1084 -
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:2508 -
C:\Users\Admin\AppData\Local\Temp\7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe"C:\Users\Admin\AppData\Local\Temp\7ba37e4aa263bdfa0d24ede59f1d767ed6c5b759268660b2bf7b92f45a77c9b1.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2924 -
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:2980
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C:\Windows\system32\taskeng.exetaskeng.exe {EAAC2523-F451-4D4B-B1FD-83BFB5811FE3} S-1-5-21-3551809350-4263495960-1443967649-1000:NNYJZAHP\Admin:Interactive:[1]1⤵PID:1952
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe2⤵PID:2004
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"3⤵PID:2852
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k4⤵PID:844
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"3⤵PID:2524
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"3⤵PID:636
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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:2288
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
209B
MD5c4a7a239f6bf0a444f79837cf1621740
SHA1499fee2ec10d3ba37c90d30a448b693a192e279a
SHA256e003fff0217fefe4f7eea12cda5fa1d39203adff9898ca15059b5261f983d7ab
SHA51290fd0a2fd2f1c652779ed74b83ae449c5de0686f010d32ff57d91df178c3852872f4003e87eb6c65d0e7e5ee590ef24d2bc6a15c90c64eb86332dd65c08e3c1f
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Filesize
2.0MB
MD551157f08560de9155afc517efc4fe0cc
SHA190aadc397b7f4c53699ffaa8e55207423a501293
SHA2563108772ceb291dbd8efb9a229fe6bc8bdf4e31179bc74db790042924fb38c510
SHA512caa47cdbb2ce85d32630f12a9326837b50f3caeabfcf07a8626a57d24fb74cf466d6e4883641ec2ac56fe2dac1df47f1d38c247ee4f0c9db8cf3784820846147
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb