Analysis
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max time kernel
4s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
16-01-2025 10:03
Behavioral task
behavioral1
Sample
da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe
Resource
win10v2004-20241007-en
General
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Target
da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe
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Size
2.0MB
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MD5
3ac723fe5085fd0858933afd227e7582
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SHA1
9602d5ef06432ec7f0e46a35de00d2927009cf64
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SHA256
da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687
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SHA512
d43c8a60cb33455985ee435ec86200768e6514bdd75d1751f7ff73392c986821cc5419d843c2272cc1571e82b2a50cdf622f99b8d15bd32f911967dcc1fed62d
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYL:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yh
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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Azorult family
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Quasar family
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Quasar payload 3 IoCs
resource yara_rule behavioral1/files/0x0009000000015d6e-28.dat family_quasar behavioral1/memory/2272-46-0x0000000000DC0000-0x0000000000E1E000-memory.dmp family_quasar behavioral1/memory/2700-62-0x0000000000030000-0x000000000008E000-memory.dmp family_quasar -
Executes dropped EXE 3 IoCs
pid Process 2252 vnc.exe 2272 windef.exe 2700 winsock.exe -
Loads dropped DLL 9 IoCs
pid Process 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe 2272 windef.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\a: da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe File opened (read-only) \??\j: da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe File opened (read-only) \??\x: da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe File opened (read-only) \??\k: da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe File opened (read-only) \??\q: da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe File opened (read-only) \??\r: da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe File opened (read-only) \??\z: da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe File opened (read-only) \??\b: da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe File opened (read-only) \??\l: da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe File opened (read-only) \??\s: da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe File opened (read-only) \??\t: da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe File opened (read-only) \??\u: da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe File opened (read-only) \??\n: da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe File opened (read-only) \??\o: da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe File opened (read-only) \??\p: da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe File opened (read-only) \??\e: da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe File opened (read-only) \??\g: da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe File opened (read-only) \??\h: da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe File opened (read-only) \??\i: da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe File opened (read-only) \??\m: da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe File opened (read-only) \??\v: da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe File opened (read-only) \??\w: da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe File opened (read-only) \??\y: da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.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.
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.
description 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
description pid Process procid_target PID 2900 set thread context of 2188 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe 31 PID 2252 set thread context of 1932 2252 vnc.exe 30 -
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 7 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.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 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.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 -
Scheduled Task/Job: Scheduled Task 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2232 schtasks.exe 2800 schtasks.exe 1452 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2252 vnc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2272 windef.exe -
Suspicious use of WriteProcessMemory 33 IoCs
description pid Process procid_target PID 2900 wrote to memory of 2252 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe 28 PID 2900 wrote to memory of 2252 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe 28 PID 2900 wrote to memory of 2252 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe 28 PID 2900 wrote to memory of 2252 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe 28 PID 2900 wrote to memory of 2272 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe 29 PID 2900 wrote to memory of 2272 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe 29 PID 2900 wrote to memory of 2272 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe 29 PID 2900 wrote to memory of 2272 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe 29 PID 2252 wrote to memory of 1932 2252 vnc.exe 30 PID 2252 wrote to memory of 1932 2252 vnc.exe 30 PID 2252 wrote to memory of 1932 2252 vnc.exe 30 PID 2252 wrote to memory of 1932 2252 vnc.exe 30 PID 2252 wrote to memory of 1932 2252 vnc.exe 30 PID 2900 wrote to memory of 2188 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe 31 PID 2900 wrote to memory of 2188 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe 31 PID 2900 wrote to memory of 2188 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe 31 PID 2900 wrote to memory of 2188 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe 31 PID 2900 wrote to memory of 2188 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe 31 PID 2900 wrote to memory of 2188 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe 31 PID 2900 wrote to memory of 2232 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe 32 PID 2900 wrote to memory of 2232 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe 32 PID 2900 wrote to memory of 2232 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe 32 PID 2900 wrote to memory of 2232 2900 da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe 32 PID 2252 wrote to memory of 1932 2252 vnc.exe 30 PID 2252 wrote to memory of 1932 2252 vnc.exe 30 PID 2272 wrote to memory of 2800 2272 windef.exe 35 PID 2272 wrote to memory of 2800 2272 windef.exe 35 PID 2272 wrote to memory of 2800 2272 windef.exe 35 PID 2272 wrote to memory of 2800 2272 windef.exe 35 PID 2272 wrote to memory of 2700 2272 windef.exe 37 PID 2272 wrote to memory of 2700 2272 windef.exe 37 PID 2272 wrote to memory of 2700 2272 windef.exe 37 PID 2272 wrote to memory of 2700 2272 windef.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe"C:\Users\Admin\AppData\Local\Temp\da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.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:2900 -
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:2252 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵
- Maps connected drives based on registry
PID:1932
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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:2272 -
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:2800
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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
PID:2700 -
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:1452
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C:\Users\Admin\AppData\Local\Temp\da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe"C:\Users\Admin\AppData\Local\Temp\da56d33bb9ff4809ae450a869cab0efb459d70e65075ede77f5ca2beb9e5a687.exe"2⤵
- System Location Discovery: System Language Discovery
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 /F2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2232
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2