Analysis
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max time kernel
3s -
max time network
33s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
20-10-2024 15:16
Behavioral task
behavioral1
Sample
5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe
Resource
win10v2004-20241007-en
General
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Target
5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe
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Size
2.0MB
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MD5
7f6882479e1eaf56f07e8bc9f62b7be0
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SHA1
b937afa72d7bbde1ef1d5095e46d8383713e195f
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SHA256
5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281
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SHA512
6ffe2f9b9dddccb1a4fe85e25c8134d550e1a3053cc3473f829a47a06d2e1f0edf57d1d4ebf0d1668599126856667001af6b8d100656024d8a26fc217d6a17fe
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYS:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y8
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
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\windef.exe family_quasar behavioral1/memory/2532-46-0x0000000000D40000-0x0000000000D9E000-memory.dmp family_quasar behavioral1/memory/2280-60-0x0000000000D30000-0x0000000000D8E000-memory.dmp family_quasar C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe family_quasar -
Executes dropped EXE 3 IoCs
Processes:
vnc.exewindef.exewinsock.exepid process 2748 vnc.exe 2532 windef.exe 2280 winsock.exe -
Loads dropped DLL 13 IoCs
Processes:
5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exeWerFault.exewindef.exepid process 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe 1428 WerFault.exe 1428 WerFault.exe 1428 WerFault.exe 1428 WerFault.exe 2532 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:
5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exedescription ioc process File opened (read-only) \??\t: 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe File opened (read-only) \??\e: 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe File opened (read-only) \??\g: 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe File opened (read-only) \??\m: 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe File opened (read-only) \??\k: 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe File opened (read-only) \??\p: 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe File opened (read-only) \??\r: 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe File opened (read-only) \??\v: 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe File opened (read-only) \??\a: 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe File opened (read-only) \??\b: 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe File opened (read-only) \??\i: 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe File opened (read-only) \??\n: 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe File opened (read-only) \??\o: 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe File opened (read-only) \??\q: 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe File opened (read-only) \??\u: 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe File opened (read-only) \??\x: 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe File opened (read-only) \??\h: 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe File opened (read-only) \??\j: 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe File opened (read-only) \??\l: 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe File opened (read-only) \??\y: 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe File opened (read-only) \??\z: 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe File opened (read-only) \??\s: 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe File opened (read-only) \??\w: 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.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 8 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:
5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exedescription pid process target process PID 3032 set thread context of 2660 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.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 1428 2748 WerFault.exe vnc.exe -
System Location Discovery: System Language Discovery 1 TTPs 7 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
vnc.exe5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exewindef.exeschtasks.exeschtasks.exewinsock.exe5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.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 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.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 2572 schtasks.exe 2488 schtasks.exe 2364 schtasks.exe 588 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exepid process 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
windef.exewinsock.exedescription pid process Token: SeDebugPrivilege 2532 windef.exe Token: SeDebugPrivilege 2280 winsock.exe -
Suspicious use of WriteProcessMemory 35 IoCs
Processes:
5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exevnc.exewindef.exedescription pid process target process PID 3032 wrote to memory of 2748 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe vnc.exe PID 3032 wrote to memory of 2748 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe vnc.exe PID 3032 wrote to memory of 2748 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe vnc.exe PID 3032 wrote to memory of 2748 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe vnc.exe PID 2748 wrote to memory of 2864 2748 vnc.exe svchost.exe PID 2748 wrote to memory of 2864 2748 vnc.exe svchost.exe PID 2748 wrote to memory of 2864 2748 vnc.exe svchost.exe PID 2748 wrote to memory of 2864 2748 vnc.exe svchost.exe PID 3032 wrote to memory of 2532 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe windef.exe PID 3032 wrote to memory of 2532 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe windef.exe PID 3032 wrote to memory of 2532 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe windef.exe PID 3032 wrote to memory of 2532 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe windef.exe PID 2748 wrote to memory of 2864 2748 vnc.exe svchost.exe PID 3032 wrote to memory of 2660 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe PID 3032 wrote to memory of 2660 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe PID 3032 wrote to memory of 2660 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe PID 3032 wrote to memory of 2660 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe PID 3032 wrote to memory of 2660 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe PID 3032 wrote to memory of 2660 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe PID 3032 wrote to memory of 2572 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe schtasks.exe PID 3032 wrote to memory of 2572 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe schtasks.exe PID 3032 wrote to memory of 2572 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe schtasks.exe PID 3032 wrote to memory of 2572 3032 5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe schtasks.exe PID 2748 wrote to memory of 1428 2748 vnc.exe WerFault.exe PID 2748 wrote to memory of 1428 2748 vnc.exe WerFault.exe PID 2748 wrote to memory of 1428 2748 vnc.exe WerFault.exe PID 2748 wrote to memory of 1428 2748 vnc.exe WerFault.exe PID 2532 wrote to memory of 2488 2532 windef.exe schtasks.exe PID 2532 wrote to memory of 2488 2532 windef.exe schtasks.exe PID 2532 wrote to memory of 2488 2532 windef.exe schtasks.exe PID 2532 wrote to memory of 2488 2532 windef.exe schtasks.exe PID 2532 wrote to memory of 2280 2532 windef.exe winsock.exe PID 2532 wrote to memory of 2280 2532 windef.exe winsock.exe PID 2532 wrote to memory of 2280 2532 windef.exe winsock.exe PID 2532 wrote to memory of 2280 2532 windef.exe winsock.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe"C:\Users\Admin\AppData\Local\Temp\5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.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:3032 -
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:2748 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:2864
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2748 -s 1603⤵
- Loads dropped DLL
- Program crash
PID:1428
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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:2532 -
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:2488
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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
PID:2280 -
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:2364
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C:\Users\Admin\AppData\Local\Temp\5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe"C:\Users\Admin\AppData\Local\Temp\5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2660
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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:2572
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C:\Windows\system32\taskeng.exetaskeng.exe {21619DC9-8237-4CB3-BAF3-BC826EB32090} S-1-5-21-1846800975-3917212583-2893086201-1000:ZQABOPWE\Admin:Interactive:[1]1⤵PID:1944
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe2⤵PID:1648
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"3⤵PID:1088
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k4⤵PID:3020
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"3⤵PID:3064
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"3⤵PID:2188
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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:588
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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Filesize
209B
MD524ca3df195fb99e0cb3e32826ab1b79e
SHA1a7988bb8b24165b42b26e3b4ecc20e5d70c1f279
SHA256d0c396f32f0c1b5c0a9def170dc4be02f6d3bdfa0dd5ae53b6c30fea51a8f8aa
SHA5122d9ccb6fa8c40350a46226b48294349961325cb6af5605f969bc5a3b38686425d02527266086de03e4bed7438c827a6106e9ea43bcc15ec7e600ff8a5ef925bb
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Filesize
2.0MB
MD5fbb51189cff067521f902914e72b8125
SHA13213055705121f7e2ae278514bc12e6ceb7fb9b8
SHA25653ecad55daf3f6594a6db6f7fafa38b7136c80acc6a8239cd04eaa378146aa66
SHA5120d779d99e36613caf1d313698105415e3ba7dcaadd640bbae9f464a6634f367cb47b50e66fdf40a5cfe77d5df1165cac7f3617bef5ae69499b98dd5a5457a08b
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb