Analysis
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max time kernel
3s -
max time network
115s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
24-08-2024 19:45
Behavioral task
behavioral1
Sample
daa3f04539ecd2b69d665300350bb8c0N.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
daa3f04539ecd2b69d665300350bb8c0N.exe
Resource
win10v2004-20240802-en
General
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Target
daa3f04539ecd2b69d665300350bb8c0N.exe
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Size
2.0MB
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MD5
daa3f04539ecd2b69d665300350bb8c0
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SHA1
c877997b810e74cc22a9bff640fdea00452f6e35
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SHA256
8564d54ff1369a37f13ca1bb61f3c4cfd28b31d440ee20d169b10e1c43bbcdd9
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SHA512
9c75b4ebaf72a533b2e4aae99295d81025516fe8ebbd9e979d67492d9393359da30fba32c33b75a8558c2f5baf1e869aaf2a0a6133aa4d4c54934127498fad3d
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYK:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Ys
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/2948-54-0x0000000000E20000-0x0000000000E7E000-memory.dmp family_quasar behavioral1/memory/1904-64-0x0000000001150000-0x00000000011AE000-memory.dmp family_quasar -
Executes dropped EXE 2 IoCs
Processes:
vnc.exewindef.exepid process 2860 vnc.exe 2948 windef.exe -
Loads dropped DLL 8 IoCs
Processes:
daa3f04539ecd2b69d665300350bb8c0N.exepid process 712 daa3f04539ecd2b69d665300350bb8c0N.exe 712 daa3f04539ecd2b69d665300350bb8c0N.exe 712 daa3f04539ecd2b69d665300350bb8c0N.exe 712 daa3f04539ecd2b69d665300350bb8c0N.exe 712 daa3f04539ecd2b69d665300350bb8c0N.exe 712 daa3f04539ecd2b69d665300350bb8c0N.exe 712 daa3f04539ecd2b69d665300350bb8c0N.exe 712 daa3f04539ecd2b69d665300350bb8c0N.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
daa3f04539ecd2b69d665300350bb8c0N.exedescription ioc process File opened (read-only) \??\r: daa3f04539ecd2b69d665300350bb8c0N.exe File opened (read-only) \??\i: daa3f04539ecd2b69d665300350bb8c0N.exe File opened (read-only) \??\p: daa3f04539ecd2b69d665300350bb8c0N.exe File opened (read-only) \??\k: daa3f04539ecd2b69d665300350bb8c0N.exe File opened (read-only) \??\o: daa3f04539ecd2b69d665300350bb8c0N.exe File opened (read-only) \??\q: daa3f04539ecd2b69d665300350bb8c0N.exe File opened (read-only) \??\z: daa3f04539ecd2b69d665300350bb8c0N.exe File opened (read-only) \??\a: daa3f04539ecd2b69d665300350bb8c0N.exe File opened (read-only) \??\j: daa3f04539ecd2b69d665300350bb8c0N.exe File opened (read-only) \??\l: daa3f04539ecd2b69d665300350bb8c0N.exe File opened (read-only) \??\m: daa3f04539ecd2b69d665300350bb8c0N.exe File opened (read-only) \??\s: daa3f04539ecd2b69d665300350bb8c0N.exe File opened (read-only) \??\v: daa3f04539ecd2b69d665300350bb8c0N.exe File opened (read-only) \??\w: daa3f04539ecd2b69d665300350bb8c0N.exe File opened (read-only) \??\x: daa3f04539ecd2b69d665300350bb8c0N.exe File opened (read-only) \??\g: daa3f04539ecd2b69d665300350bb8c0N.exe File opened (read-only) \??\h: daa3f04539ecd2b69d665300350bb8c0N.exe File opened (read-only) \??\y: daa3f04539ecd2b69d665300350bb8c0N.exe File opened (read-only) \??\n: daa3f04539ecd2b69d665300350bb8c0N.exe File opened (read-only) \??\t: daa3f04539ecd2b69d665300350bb8c0N.exe File opened (read-only) \??\u: daa3f04539ecd2b69d665300350bb8c0N.exe File opened (read-only) \??\b: daa3f04539ecd2b69d665300350bb8c0N.exe File opened (read-only) \??\e: daa3f04539ecd2b69d665300350bb8c0N.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 -
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:
daa3f04539ecd2b69d665300350bb8c0N.exevnc.exedescription pid process target process PID 712 set thread context of 2372 712 daa3f04539ecd2b69d665300350bb8c0N.exe daa3f04539ecd2b69d665300350bb8c0N.exe PID 2860 set thread context of 2288 2860 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 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
daa3f04539ecd2b69d665300350bb8c0N.exevnc.exedaa3f04539ecd2b69d665300350bb8c0N.exewindef.exeschtasks.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language daa3f04539ecd2b69d665300350bb8c0N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language daa3f04539ecd2b69d665300350bb8c0N.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 2848 schtasks.exe 1000 schtasks.exe 3032 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
daa3f04539ecd2b69d665300350bb8c0N.exepid process 712 daa3f04539ecd2b69d665300350bb8c0N.exe 712 daa3f04539ecd2b69d665300350bb8c0N.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
vnc.exepid process 2860 vnc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
windef.exedescription pid process Token: SeDebugPrivilege 2948 windef.exe -
Suspicious use of WriteProcessMemory 25 IoCs
Processes:
daa3f04539ecd2b69d665300350bb8c0N.exevnc.exedescription pid process target process PID 712 wrote to memory of 2860 712 daa3f04539ecd2b69d665300350bb8c0N.exe vnc.exe PID 712 wrote to memory of 2860 712 daa3f04539ecd2b69d665300350bb8c0N.exe vnc.exe PID 712 wrote to memory of 2860 712 daa3f04539ecd2b69d665300350bb8c0N.exe vnc.exe PID 712 wrote to memory of 2860 712 daa3f04539ecd2b69d665300350bb8c0N.exe vnc.exe PID 712 wrote to memory of 2948 712 daa3f04539ecd2b69d665300350bb8c0N.exe windef.exe PID 712 wrote to memory of 2948 712 daa3f04539ecd2b69d665300350bb8c0N.exe windef.exe PID 712 wrote to memory of 2948 712 daa3f04539ecd2b69d665300350bb8c0N.exe windef.exe PID 712 wrote to memory of 2948 712 daa3f04539ecd2b69d665300350bb8c0N.exe windef.exe PID 2860 wrote to memory of 2288 2860 vnc.exe svchost.exe PID 2860 wrote to memory of 2288 2860 vnc.exe svchost.exe PID 2860 wrote to memory of 2288 2860 vnc.exe svchost.exe PID 2860 wrote to memory of 2288 2860 vnc.exe svchost.exe PID 2860 wrote to memory of 2288 2860 vnc.exe svchost.exe PID 712 wrote to memory of 2372 712 daa3f04539ecd2b69d665300350bb8c0N.exe daa3f04539ecd2b69d665300350bb8c0N.exe PID 712 wrote to memory of 2372 712 daa3f04539ecd2b69d665300350bb8c0N.exe daa3f04539ecd2b69d665300350bb8c0N.exe PID 712 wrote to memory of 2372 712 daa3f04539ecd2b69d665300350bb8c0N.exe daa3f04539ecd2b69d665300350bb8c0N.exe PID 712 wrote to memory of 2372 712 daa3f04539ecd2b69d665300350bb8c0N.exe daa3f04539ecd2b69d665300350bb8c0N.exe PID 712 wrote to memory of 2372 712 daa3f04539ecd2b69d665300350bb8c0N.exe daa3f04539ecd2b69d665300350bb8c0N.exe PID 712 wrote to memory of 2372 712 daa3f04539ecd2b69d665300350bb8c0N.exe daa3f04539ecd2b69d665300350bb8c0N.exe PID 712 wrote to memory of 2848 712 daa3f04539ecd2b69d665300350bb8c0N.exe schtasks.exe PID 712 wrote to memory of 2848 712 daa3f04539ecd2b69d665300350bb8c0N.exe schtasks.exe PID 712 wrote to memory of 2848 712 daa3f04539ecd2b69d665300350bb8c0N.exe schtasks.exe PID 712 wrote to memory of 2848 712 daa3f04539ecd2b69d665300350bb8c0N.exe schtasks.exe PID 2860 wrote to memory of 2288 2860 vnc.exe svchost.exe PID 2860 wrote to memory of 2288 2860 vnc.exe svchost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\daa3f04539ecd2b69d665300350bb8c0N.exe"C:\Users\Admin\AppData\Local\Temp\daa3f04539ecd2b69d665300350bb8c0N.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:712 -
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:2860 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵
- Maps connected drives based on registry
PID:2288 -
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:2948 -
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:1000 -
C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"3⤵PID:1904
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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:3032 -
C:\Users\Admin\AppData\Local\Temp\daa3f04539ecd2b69d665300350bb8c0N.exe"C:\Users\Admin\AppData\Local\Temp\daa3f04539ecd2b69d665300350bb8c0N.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2372 -
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:2848
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