Analysis
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max time kernel
3s -
max time network
117s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
20-09-2024 13:57
Behavioral task
behavioral1
Sample
d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe
Resource
win10v2004-20240802-en
General
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Target
d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe
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Size
2.0MB
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MD5
606f02f546d5e97d3f9cdf501d903710
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SHA1
71e63e687fd9f2a3dfd530e99810be082fcb5ecd
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SHA256
d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064b
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SHA512
89490d047cf56cda3ad12a1aab05a1bee459c853bd8eeab03209570d2ee6a78531b2ff1ae7e5921948705e59d7c933e461e7df1dea553fb656314fcb58088530
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYL:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YN
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
resource yara_rule behavioral1/memory/2480-58-0x0000000001080000-0x00000000010DE000-memory.dmp family_quasar behavioral1/files/0x0007000000016ac1-57.dat family_quasar behavioral1/memory/2444-46-0x0000000000950000-0x00000000009AE000-memory.dmp family_quasar -
Executes dropped EXE 3 IoCs
pid Process 2244 vnc.exe 2444 windef.exe 2480 winsock.exe -
Loads dropped DLL 13 IoCs
pid Process 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe 2704 WerFault.exe 2704 WerFault.exe 2704 WerFault.exe 2704 WerFault.exe 2444 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) \??\l: d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe File opened (read-only) \??\n: d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe File opened (read-only) \??\r: d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe File opened (read-only) \??\s: d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe File opened (read-only) \??\u: d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe File opened (read-only) \??\x: d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe File opened (read-only) \??\b: d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe File opened (read-only) \??\e: d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe File opened (read-only) \??\g: d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe File opened (read-only) \??\j: d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe File opened (read-only) \??\p: d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe File opened (read-only) \??\q: d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe File opened (read-only) \??\h: d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe File opened (read-only) \??\m: d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe File opened (read-only) \??\v: d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe File opened (read-only) \??\a: d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe File opened (read-only) \??\i: d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe File opened (read-only) \??\k: d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe File opened (read-only) \??\o: d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe File opened (read-only) \??\t: d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe File opened (read-only) \??\w: d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe File opened (read-only) \??\y: d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe File opened (read-only) \??\z: d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.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 4 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2236 set thread context of 2044 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe 31 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process 2704 2244 WerFault.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.
description ioc Process 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 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.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 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.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.
pid Process 1852 schtasks.exe 2652 schtasks.exe 2068 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2444 windef.exe Token: SeDebugPrivilege 2480 winsock.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2480 winsock.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 2236 wrote to memory of 2244 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe 28 PID 2236 wrote to memory of 2244 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe 28 PID 2236 wrote to memory of 2244 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe 28 PID 2236 wrote to memory of 2244 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe 28 PID 2244 wrote to memory of 1712 2244 vnc.exe 29 PID 2244 wrote to memory of 1712 2244 vnc.exe 29 PID 2244 wrote to memory of 1712 2244 vnc.exe 29 PID 2244 wrote to memory of 1712 2244 vnc.exe 29 PID 2236 wrote to memory of 2444 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe 30 PID 2236 wrote to memory of 2444 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe 30 PID 2236 wrote to memory of 2444 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe 30 PID 2236 wrote to memory of 2444 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe 30 PID 2244 wrote to memory of 1712 2244 vnc.exe 29 PID 2236 wrote to memory of 2044 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe 31 PID 2236 wrote to memory of 2044 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe 31 PID 2236 wrote to memory of 2044 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe 31 PID 2236 wrote to memory of 2044 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe 31 PID 2236 wrote to memory of 2044 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe 31 PID 2236 wrote to memory of 2044 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe 31 PID 2236 wrote to memory of 2068 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe 32 PID 2236 wrote to memory of 2068 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe 32 PID 2236 wrote to memory of 2068 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe 32 PID 2236 wrote to memory of 2068 2236 d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe 32 PID 2244 wrote to memory of 2704 2244 vnc.exe 34 PID 2244 wrote to memory of 2704 2244 vnc.exe 34 PID 2244 wrote to memory of 2704 2244 vnc.exe 34 PID 2244 wrote to memory of 2704 2244 vnc.exe 34 PID 2444 wrote to memory of 2652 2444 windef.exe 36 PID 2444 wrote to memory of 2652 2444 windef.exe 36 PID 2444 wrote to memory of 2652 2444 windef.exe 36 PID 2444 wrote to memory of 2652 2444 windef.exe 36 PID 2444 wrote to memory of 2480 2444 windef.exe 38 PID 2444 wrote to memory of 2480 2444 windef.exe 38 PID 2444 wrote to memory of 2480 2444 windef.exe 38 PID 2444 wrote to memory of 2480 2444 windef.exe 38 PID 2480 wrote to memory of 1852 2480 winsock.exe 39 PID 2480 wrote to memory of 1852 2480 winsock.exe 39 PID 2480 wrote to memory of 1852 2480 winsock.exe 39 PID 2480 wrote to memory of 1852 2480 winsock.exe 39
Processes
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C:\Users\Admin\AppData\Local\Temp\d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe"C:\Users\Admin\AppData\Local\Temp\d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.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:2236 -
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:2244 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:1712
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2244 -s 1603⤵
- Loads dropped DLL
- Program crash
PID:2704
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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:2444 -
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:2652
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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
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2480 -
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:1852
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C:\Users\Admin\AppData\Local\Temp\d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe"C:\Users\Admin\AppData\Local\Temp\d00d5d160183b40c38397a3762a30675854d318e400c05fbc71125422bd6064bN.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2044
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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:2068
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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