Analysis
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max time kernel
3s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
18-08-2024 21:16
Behavioral task
behavioral1
Sample
07ca74ccb172eb82a059812a26353f10N.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
07ca74ccb172eb82a059812a26353f10N.exe
Resource
win10v2004-20240802-en
General
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Target
07ca74ccb172eb82a059812a26353f10N.exe
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Size
2.0MB
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MD5
07ca74ccb172eb82a059812a26353f10
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SHA1
20f535f666d2bcfb338a81864a2ab71394972ad1
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SHA256
cf1932dc4b4ce7ada291ddecbacf96aea6a3598186198c0ac7fe2ce940246572
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SHA512
f96bd00f089c6fb806591518ca54e8126c3fc5bc64271a1b5eb8e13a71d92878f88bcd0401d54551317178a488197f2e5eeab4a4963a8b76f93fe73629f77460
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY6:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yo
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 C:\Users\Admin\AppData\Local\Temp\windef.exe family_quasar behavioral1/memory/2844-46-0x00000000000D0000-0x000000000012E000-memory.dmp family_quasar behavioral1/memory/620-60-0x00000000012B0000-0x000000000130E000-memory.dmp family_quasar -
Executes dropped EXE 3 IoCs
Processes:
vnc.exewindef.exewinsock.exepid process 2804 vnc.exe 2844 windef.exe 620 winsock.exe -
Loads dropped DLL 13 IoCs
Processes:
07ca74ccb172eb82a059812a26353f10N.exeWerFault.exewindef.exepid process 2716 07ca74ccb172eb82a059812a26353f10N.exe 2716 07ca74ccb172eb82a059812a26353f10N.exe 2716 07ca74ccb172eb82a059812a26353f10N.exe 2716 07ca74ccb172eb82a059812a26353f10N.exe 2716 07ca74ccb172eb82a059812a26353f10N.exe 2716 07ca74ccb172eb82a059812a26353f10N.exe 2716 07ca74ccb172eb82a059812a26353f10N.exe 2716 07ca74ccb172eb82a059812a26353f10N.exe 2568 WerFault.exe 2568 WerFault.exe 2568 WerFault.exe 2568 WerFault.exe 2844 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:
07ca74ccb172eb82a059812a26353f10N.exedescription ioc process File opened (read-only) \??\u: 07ca74ccb172eb82a059812a26353f10N.exe File opened (read-only) \??\w: 07ca74ccb172eb82a059812a26353f10N.exe File opened (read-only) \??\x: 07ca74ccb172eb82a059812a26353f10N.exe File opened (read-only) \??\n: 07ca74ccb172eb82a059812a26353f10N.exe File opened (read-only) \??\r: 07ca74ccb172eb82a059812a26353f10N.exe File opened (read-only) \??\o: 07ca74ccb172eb82a059812a26353f10N.exe File opened (read-only) \??\p: 07ca74ccb172eb82a059812a26353f10N.exe File opened (read-only) \??\s: 07ca74ccb172eb82a059812a26353f10N.exe File opened (read-only) \??\v: 07ca74ccb172eb82a059812a26353f10N.exe File opened (read-only) \??\y: 07ca74ccb172eb82a059812a26353f10N.exe File opened (read-only) \??\e: 07ca74ccb172eb82a059812a26353f10N.exe File opened (read-only) \??\j: 07ca74ccb172eb82a059812a26353f10N.exe File opened (read-only) \??\l: 07ca74ccb172eb82a059812a26353f10N.exe File opened (read-only) \??\t: 07ca74ccb172eb82a059812a26353f10N.exe File opened (read-only) \??\z: 07ca74ccb172eb82a059812a26353f10N.exe File opened (read-only) \??\b: 07ca74ccb172eb82a059812a26353f10N.exe File opened (read-only) \??\k: 07ca74ccb172eb82a059812a26353f10N.exe File opened (read-only) \??\h: 07ca74ccb172eb82a059812a26353f10N.exe File opened (read-only) \??\i: 07ca74ccb172eb82a059812a26353f10N.exe File opened (read-only) \??\m: 07ca74ccb172eb82a059812a26353f10N.exe File opened (read-only) \??\q: 07ca74ccb172eb82a059812a26353f10N.exe File opened (read-only) \??\a: 07ca74ccb172eb82a059812a26353f10N.exe File opened (read-only) \??\g: 07ca74ccb172eb82a059812a26353f10N.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 -
Suspicious use of SetThreadContext 1 IoCs
Processes:
07ca74ccb172eb82a059812a26353f10N.exedescription pid process target process PID 2716 set thread context of 2740 2716 07ca74ccb172eb82a059812a26353f10N.exe 07ca74ccb172eb82a059812a26353f10N.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 2568 2804 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:
schtasks.exewinsock.exeschtasks.exe07ca74ccb172eb82a059812a26353f10N.exevnc.exe07ca74ccb172eb82a059812a26353f10N.exewindef.exeschtasks.exedescription ioc process 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 07ca74ccb172eb82a059812a26353f10N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 07ca74ccb172eb82a059812a26353f10N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language windef.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 2624 schtasks.exe 2856 schtasks.exe 2384 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
07ca74ccb172eb82a059812a26353f10N.exepid process 2716 07ca74ccb172eb82a059812a26353f10N.exe 2716 07ca74ccb172eb82a059812a26353f10N.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
windef.exewinsock.exedescription pid process Token: SeDebugPrivilege 2844 windef.exe Token: SeDebugPrivilege 620 winsock.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
winsock.exepid process 620 winsock.exe -
Suspicious use of WriteProcessMemory 39 IoCs
Processes:
07ca74ccb172eb82a059812a26353f10N.exevnc.exewindef.exewinsock.exedescription pid process target process PID 2716 wrote to memory of 2804 2716 07ca74ccb172eb82a059812a26353f10N.exe vnc.exe PID 2716 wrote to memory of 2804 2716 07ca74ccb172eb82a059812a26353f10N.exe vnc.exe PID 2716 wrote to memory of 2804 2716 07ca74ccb172eb82a059812a26353f10N.exe vnc.exe PID 2716 wrote to memory of 2804 2716 07ca74ccb172eb82a059812a26353f10N.exe vnc.exe PID 2804 wrote to memory of 2928 2804 vnc.exe svchost.exe PID 2804 wrote to memory of 2928 2804 vnc.exe svchost.exe PID 2804 wrote to memory of 2928 2804 vnc.exe svchost.exe PID 2804 wrote to memory of 2928 2804 vnc.exe svchost.exe PID 2804 wrote to memory of 2928 2804 vnc.exe svchost.exe PID 2716 wrote to memory of 2844 2716 07ca74ccb172eb82a059812a26353f10N.exe windef.exe PID 2716 wrote to memory of 2844 2716 07ca74ccb172eb82a059812a26353f10N.exe windef.exe PID 2716 wrote to memory of 2844 2716 07ca74ccb172eb82a059812a26353f10N.exe windef.exe PID 2716 wrote to memory of 2844 2716 07ca74ccb172eb82a059812a26353f10N.exe windef.exe PID 2716 wrote to memory of 2740 2716 07ca74ccb172eb82a059812a26353f10N.exe 07ca74ccb172eb82a059812a26353f10N.exe PID 2716 wrote to memory of 2740 2716 07ca74ccb172eb82a059812a26353f10N.exe 07ca74ccb172eb82a059812a26353f10N.exe PID 2716 wrote to memory of 2740 2716 07ca74ccb172eb82a059812a26353f10N.exe 07ca74ccb172eb82a059812a26353f10N.exe PID 2716 wrote to memory of 2740 2716 07ca74ccb172eb82a059812a26353f10N.exe 07ca74ccb172eb82a059812a26353f10N.exe PID 2716 wrote to memory of 2740 2716 07ca74ccb172eb82a059812a26353f10N.exe 07ca74ccb172eb82a059812a26353f10N.exe PID 2716 wrote to memory of 2740 2716 07ca74ccb172eb82a059812a26353f10N.exe 07ca74ccb172eb82a059812a26353f10N.exe PID 2716 wrote to memory of 2624 2716 07ca74ccb172eb82a059812a26353f10N.exe schtasks.exe PID 2716 wrote to memory of 2624 2716 07ca74ccb172eb82a059812a26353f10N.exe schtasks.exe PID 2716 wrote to memory of 2624 2716 07ca74ccb172eb82a059812a26353f10N.exe schtasks.exe PID 2716 wrote to memory of 2624 2716 07ca74ccb172eb82a059812a26353f10N.exe schtasks.exe PID 2804 wrote to memory of 2568 2804 vnc.exe WerFault.exe PID 2804 wrote to memory of 2568 2804 vnc.exe WerFault.exe PID 2804 wrote to memory of 2568 2804 vnc.exe WerFault.exe PID 2804 wrote to memory of 2568 2804 vnc.exe WerFault.exe PID 2844 wrote to memory of 2856 2844 windef.exe schtasks.exe PID 2844 wrote to memory of 2856 2844 windef.exe schtasks.exe PID 2844 wrote to memory of 2856 2844 windef.exe schtasks.exe PID 2844 wrote to memory of 2856 2844 windef.exe schtasks.exe PID 2844 wrote to memory of 620 2844 windef.exe winsock.exe PID 2844 wrote to memory of 620 2844 windef.exe winsock.exe PID 2844 wrote to memory of 620 2844 windef.exe winsock.exe PID 2844 wrote to memory of 620 2844 windef.exe winsock.exe PID 620 wrote to memory of 2384 620 winsock.exe schtasks.exe PID 620 wrote to memory of 2384 620 winsock.exe schtasks.exe PID 620 wrote to memory of 2384 620 winsock.exe schtasks.exe PID 620 wrote to memory of 2384 620 winsock.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\07ca74ccb172eb82a059812a26353f10N.exe"C:\Users\Admin\AppData\Local\Temp\07ca74ccb172eb82a059812a26353f10N.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:2716 -
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:2804 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:2928
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2804 -s 1603⤵
- Loads dropped DLL
- Program crash
PID:2568 -
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:2844 -
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:2856 -
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:620 -
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:2384 -
C:\Users\Admin\AppData\Local\Temp\07ca74ccb172eb82a059812a26353f10N.exe"C:\Users\Admin\AppData\Local\Temp\07ca74ccb172eb82a059812a26353f10N.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2740 -
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:2624
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb