Analysis
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max time kernel
3s -
max time network
117s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
26-08-2024 06:44
Behavioral task
behavioral1
Sample
6926496992533f5b3ceecbb2e133bb40N.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
6926496992533f5b3ceecbb2e133bb40N.exe
Resource
win10v2004-20240802-en
General
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Target
6926496992533f5b3ceecbb2e133bb40N.exe
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Size
2.0MB
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MD5
6926496992533f5b3ceecbb2e133bb40
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SHA1
f352ea27138f74158da6927d8da739e0db7759aa
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SHA256
783afb7fa13422d2c1f1e92376645be3a5f3a3837a546948b1bf421ec8ffff9a
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SHA512
889ed912d8619ae6cafc5f5bb03c7288f4735a18fbec8bbe08abdc8787d27ac7207bb9f40704467cda0e5c9142ff39197d739efa796b934fce6222c5d9d5e47d
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYD:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YR
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 \Users\Admin\AppData\Local\Temp\windef.exe family_quasar behavioral1/memory/2168-46-0x0000000001080000-0x00000000010DE000-memory.dmp family_quasar behavioral1/memory/2392-62-0x0000000000BF0000-0x0000000000C4E000-memory.dmp family_quasar -
Executes dropped EXE 2 IoCs
Processes:
vnc.exewindef.exepid process 2488 vnc.exe 2168 windef.exe -
Loads dropped DLL 8 IoCs
Processes:
6926496992533f5b3ceecbb2e133bb40N.exepid process 588 6926496992533f5b3ceecbb2e133bb40N.exe 588 6926496992533f5b3ceecbb2e133bb40N.exe 588 6926496992533f5b3ceecbb2e133bb40N.exe 588 6926496992533f5b3ceecbb2e133bb40N.exe 588 6926496992533f5b3ceecbb2e133bb40N.exe 588 6926496992533f5b3ceecbb2e133bb40N.exe 588 6926496992533f5b3ceecbb2e133bb40N.exe 588 6926496992533f5b3ceecbb2e133bb40N.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
6926496992533f5b3ceecbb2e133bb40N.exedescription ioc process File opened (read-only) \??\s: 6926496992533f5b3ceecbb2e133bb40N.exe File opened (read-only) \??\x: 6926496992533f5b3ceecbb2e133bb40N.exe File opened (read-only) \??\z: 6926496992533f5b3ceecbb2e133bb40N.exe File opened (read-only) \??\r: 6926496992533f5b3ceecbb2e133bb40N.exe File opened (read-only) \??\t: 6926496992533f5b3ceecbb2e133bb40N.exe File opened (read-only) \??\v: 6926496992533f5b3ceecbb2e133bb40N.exe File opened (read-only) \??\a: 6926496992533f5b3ceecbb2e133bb40N.exe File opened (read-only) \??\h: 6926496992533f5b3ceecbb2e133bb40N.exe File opened (read-only) \??\l: 6926496992533f5b3ceecbb2e133bb40N.exe File opened (read-only) \??\p: 6926496992533f5b3ceecbb2e133bb40N.exe File opened (read-only) \??\y: 6926496992533f5b3ceecbb2e133bb40N.exe File opened (read-only) \??\g: 6926496992533f5b3ceecbb2e133bb40N.exe File opened (read-only) \??\k: 6926496992533f5b3ceecbb2e133bb40N.exe File opened (read-only) \??\m: 6926496992533f5b3ceecbb2e133bb40N.exe File opened (read-only) \??\w: 6926496992533f5b3ceecbb2e133bb40N.exe File opened (read-only) \??\n: 6926496992533f5b3ceecbb2e133bb40N.exe File opened (read-only) \??\o: 6926496992533f5b3ceecbb2e133bb40N.exe File opened (read-only) \??\q: 6926496992533f5b3ceecbb2e133bb40N.exe File opened (read-only) \??\u: 6926496992533f5b3ceecbb2e133bb40N.exe File opened (read-only) \??\b: 6926496992533f5b3ceecbb2e133bb40N.exe File opened (read-only) \??\e: 6926496992533f5b3ceecbb2e133bb40N.exe File opened (read-only) \??\i: 6926496992533f5b3ceecbb2e133bb40N.exe File opened (read-only) \??\j: 6926496992533f5b3ceecbb2e133bb40N.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 5 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:
6926496992533f5b3ceecbb2e133bb40N.exevnc.exedescription pid process target process PID 588 set thread context of 2792 588 6926496992533f5b3ceecbb2e133bb40N.exe 6926496992533f5b3ceecbb2e133bb40N.exe PID 2488 set thread context of 2624 2488 vnc.exe svchost.exe -
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 6 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
6926496992533f5b3ceecbb2e133bb40N.exe6926496992533f5b3ceecbb2e133bb40N.exevnc.exewindef.exeschtasks.exeschtasks.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6926496992533f5b3ceecbb2e133bb40N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6926496992533f5b3ceecbb2e133bb40N.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 schtasks.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 2860 schtasks.exe 1684 schtasks.exe 1932 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
6926496992533f5b3ceecbb2e133bb40N.exepid process 588 6926496992533f5b3ceecbb2e133bb40N.exe 588 6926496992533f5b3ceecbb2e133bb40N.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
vnc.exepid process 2488 vnc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
windef.exedescription pid process Token: SeDebugPrivilege 2168 windef.exe -
Suspicious use of WriteProcessMemory 29 IoCs
Processes:
6926496992533f5b3ceecbb2e133bb40N.exevnc.exewindef.exedescription pid process target process PID 588 wrote to memory of 2488 588 6926496992533f5b3ceecbb2e133bb40N.exe vnc.exe PID 588 wrote to memory of 2488 588 6926496992533f5b3ceecbb2e133bb40N.exe vnc.exe PID 588 wrote to memory of 2488 588 6926496992533f5b3ceecbb2e133bb40N.exe vnc.exe PID 588 wrote to memory of 2488 588 6926496992533f5b3ceecbb2e133bb40N.exe vnc.exe PID 588 wrote to memory of 2168 588 6926496992533f5b3ceecbb2e133bb40N.exe windef.exe PID 588 wrote to memory of 2168 588 6926496992533f5b3ceecbb2e133bb40N.exe windef.exe PID 588 wrote to memory of 2168 588 6926496992533f5b3ceecbb2e133bb40N.exe windef.exe PID 588 wrote to memory of 2168 588 6926496992533f5b3ceecbb2e133bb40N.exe windef.exe PID 588 wrote to memory of 2792 588 6926496992533f5b3ceecbb2e133bb40N.exe 6926496992533f5b3ceecbb2e133bb40N.exe PID 588 wrote to memory of 2792 588 6926496992533f5b3ceecbb2e133bb40N.exe 6926496992533f5b3ceecbb2e133bb40N.exe PID 588 wrote to memory of 2792 588 6926496992533f5b3ceecbb2e133bb40N.exe 6926496992533f5b3ceecbb2e133bb40N.exe PID 588 wrote to memory of 2792 588 6926496992533f5b3ceecbb2e133bb40N.exe 6926496992533f5b3ceecbb2e133bb40N.exe PID 588 wrote to memory of 2792 588 6926496992533f5b3ceecbb2e133bb40N.exe 6926496992533f5b3ceecbb2e133bb40N.exe PID 588 wrote to memory of 2792 588 6926496992533f5b3ceecbb2e133bb40N.exe 6926496992533f5b3ceecbb2e133bb40N.exe PID 588 wrote to memory of 2860 588 6926496992533f5b3ceecbb2e133bb40N.exe schtasks.exe PID 588 wrote to memory of 2860 588 6926496992533f5b3ceecbb2e133bb40N.exe schtasks.exe PID 588 wrote to memory of 2860 588 6926496992533f5b3ceecbb2e133bb40N.exe schtasks.exe PID 588 wrote to memory of 2860 588 6926496992533f5b3ceecbb2e133bb40N.exe schtasks.exe PID 2488 wrote to memory of 2624 2488 vnc.exe svchost.exe PID 2488 wrote to memory of 2624 2488 vnc.exe svchost.exe PID 2488 wrote to memory of 2624 2488 vnc.exe svchost.exe PID 2488 wrote to memory of 2624 2488 vnc.exe svchost.exe PID 2488 wrote to memory of 2624 2488 vnc.exe svchost.exe PID 2488 wrote to memory of 2624 2488 vnc.exe svchost.exe PID 2488 wrote to memory of 2624 2488 vnc.exe svchost.exe PID 2168 wrote to memory of 1684 2168 windef.exe schtasks.exe PID 2168 wrote to memory of 1684 2168 windef.exe schtasks.exe PID 2168 wrote to memory of 1684 2168 windef.exe schtasks.exe PID 2168 wrote to memory of 1684 2168 windef.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\6926496992533f5b3ceecbb2e133bb40N.exe"C:\Users\Admin\AppData\Local\Temp\6926496992533f5b3ceecbb2e133bb40N.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:588 -
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:2488 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵
- Maps connected drives based on registry
PID:2624 -
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:2168 -
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:1684 -
C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"3⤵PID:2392
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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:1932 -
C:\Users\Admin\AppData\Local\Temp\6926496992533f5b3ceecbb2e133bb40N.exe"C:\Users\Admin\AppData\Local\Temp\6926496992533f5b3ceecbb2e133bb40N.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2792 -
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:2860
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