Analysis
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max time kernel
2s -
max time network
115s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
09-09-2024 16:59
Behavioral task
behavioral1
Sample
929b53c7e979bc5d52f61449c3fc0d70N.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
929b53c7e979bc5d52f61449c3fc0d70N.exe
Resource
win10v2004-20240802-en
General
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Target
929b53c7e979bc5d52f61449c3fc0d70N.exe
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Size
2.0MB
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MD5
929b53c7e979bc5d52f61449c3fc0d70
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SHA1
b253671b8966dabf075d33d6b810bc3630adb951
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SHA256
744d51fe268787ef57b6979f76c7066f58dacb6aa180708519c39315a87dfc60
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SHA512
7c5a29bc1a3b91678289db8ab69840a8cfd4e4b05243224e58c75b9a3fe1c99dd919088efdac905689a1d13df63ddd182aaac7707ddd688a0a38fdd1e19accbd
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYv:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y1
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 3 IoCs
Processes:
resource yara_rule behavioral1/files/0x0007000000019608-26.dat family_quasar behavioral1/memory/2984-54-0x0000000000A80000-0x0000000000ADE000-memory.dmp family_quasar behavioral1/memory/2288-62-0x0000000000C90000-0x0000000000CEE000-memory.dmp family_quasar -
Executes dropped EXE 2 IoCs
Processes:
vnc.exewindef.exepid Process 1448 vnc.exe 2984 windef.exe -
Loads dropped DLL 8 IoCs
Processes:
929b53c7e979bc5d52f61449c3fc0d70N.exepid Process 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
929b53c7e979bc5d52f61449c3fc0d70N.exedescription ioc Process File opened (read-only) \??\g: 929b53c7e979bc5d52f61449c3fc0d70N.exe File opened (read-only) \??\n: 929b53c7e979bc5d52f61449c3fc0d70N.exe File opened (read-only) \??\o: 929b53c7e979bc5d52f61449c3fc0d70N.exe File opened (read-only) \??\q: 929b53c7e979bc5d52f61449c3fc0d70N.exe File opened (read-only) \??\r: 929b53c7e979bc5d52f61449c3fc0d70N.exe File opened (read-only) \??\z: 929b53c7e979bc5d52f61449c3fc0d70N.exe File opened (read-only) \??\i: 929b53c7e979bc5d52f61449c3fc0d70N.exe File opened (read-only) \??\j: 929b53c7e979bc5d52f61449c3fc0d70N.exe File opened (read-only) \??\t: 929b53c7e979bc5d52f61449c3fc0d70N.exe File opened (read-only) \??\b: 929b53c7e979bc5d52f61449c3fc0d70N.exe File opened (read-only) \??\h: 929b53c7e979bc5d52f61449c3fc0d70N.exe File opened (read-only) \??\s: 929b53c7e979bc5d52f61449c3fc0d70N.exe File opened (read-only) \??\w: 929b53c7e979bc5d52f61449c3fc0d70N.exe File opened (read-only) \??\y: 929b53c7e979bc5d52f61449c3fc0d70N.exe File opened (read-only) \??\v: 929b53c7e979bc5d52f61449c3fc0d70N.exe File opened (read-only) \??\a: 929b53c7e979bc5d52f61449c3fc0d70N.exe File opened (read-only) \??\e: 929b53c7e979bc5d52f61449c3fc0d70N.exe File opened (read-only) \??\k: 929b53c7e979bc5d52f61449c3fc0d70N.exe File opened (read-only) \??\l: 929b53c7e979bc5d52f61449c3fc0d70N.exe File opened (read-only) \??\m: 929b53c7e979bc5d52f61449c3fc0d70N.exe File opened (read-only) \??\p: 929b53c7e979bc5d52f61449c3fc0d70N.exe File opened (read-only) \??\u: 929b53c7e979bc5d52f61449c3fc0d70N.exe File opened (read-only) \??\x: 929b53c7e979bc5d52f61449c3fc0d70N.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 6 ip-api.com -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
svchost.exedescription 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 -
Suspicious use of SetThreadContext 2 IoCs
Processes:
929b53c7e979bc5d52f61449c3fc0d70N.exevnc.exedescription pid Process procid_target PID 1156 set thread context of 2868 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe 33 PID 1448 set thread context of 2976 1448 vnc.exe 31 -
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 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
929b53c7e979bc5d52f61449c3fc0d70N.exevnc.exewindef.exe929b53c7e979bc5d52f61449c3fc0d70N.exeschtasks.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 929b53c7e979bc5d52f61449c3fc0d70N.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 929b53c7e979bc5d52f61449c3fc0d70N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exeschtasks.exepid Process 1872 schtasks.exe 1992 schtasks.exe 2904 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
929b53c7e979bc5d52f61449c3fc0d70N.exepid Process 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
vnc.exepid Process 1448 vnc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
windef.exedescription pid Process Token: SeDebugPrivilege 2984 windef.exe -
Suspicious use of WriteProcessMemory 25 IoCs
Processes:
929b53c7e979bc5d52f61449c3fc0d70N.exevnc.exedescription pid Process procid_target PID 1156 wrote to memory of 1448 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe 30 PID 1156 wrote to memory of 1448 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe 30 PID 1156 wrote to memory of 1448 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe 30 PID 1156 wrote to memory of 1448 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe 30 PID 1448 wrote to memory of 2976 1448 vnc.exe 31 PID 1448 wrote to memory of 2976 1448 vnc.exe 31 PID 1448 wrote to memory of 2976 1448 vnc.exe 31 PID 1448 wrote to memory of 2976 1448 vnc.exe 31 PID 1448 wrote to memory of 2976 1448 vnc.exe 31 PID 1156 wrote to memory of 2984 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe 32 PID 1156 wrote to memory of 2984 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe 32 PID 1156 wrote to memory of 2984 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe 32 PID 1156 wrote to memory of 2984 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe 32 PID 1156 wrote to memory of 2868 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe 33 PID 1156 wrote to memory of 2868 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe 33 PID 1156 wrote to memory of 2868 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe 33 PID 1156 wrote to memory of 2868 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe 33 PID 1156 wrote to memory of 2868 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe 33 PID 1156 wrote to memory of 2868 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe 33 PID 1156 wrote to memory of 1872 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe 34 PID 1156 wrote to memory of 1872 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe 34 PID 1156 wrote to memory of 1872 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe 34 PID 1156 wrote to memory of 1872 1156 929b53c7e979bc5d52f61449c3fc0d70N.exe 34 PID 1448 wrote to memory of 2976 1448 vnc.exe 31 PID 1448 wrote to memory of 2976 1448 vnc.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\929b53c7e979bc5d52f61449c3fc0d70N.exe"C:\Users\Admin\AppData\Local\Temp\929b53c7e979bc5d52f61449c3fc0d70N.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:1156 -
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:1448 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵
- Maps connected drives based on registry
PID:2976
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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
PID:2984 -
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:1992
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"3⤵PID:2288
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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:2904
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C:\Users\Admin\AppData\Local\Temp\929b53c7e979bc5d52f61449c3fc0d70N.exe"C:\Users\Admin\AppData\Local\Temp\929b53c7e979bc5d52f61449c3fc0d70N.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2868
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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:1872
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb