Analysis
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max time kernel
3s -
max time network
33s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
17-09-2024 04:19
Behavioral task
behavioral1
Sample
d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe
Resource
win10v2004-20240802-en
General
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Target
d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe
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Size
2.0MB
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MD5
95a51854665e42c1915edd80505f2e00
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SHA1
d1d0ca74cfc754923b58a02d8867c07dad0c0527
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SHA256
d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2a
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SHA512
0c115d35abe0a4d5940abc3b9d62f2aca4117115353650f5556ae9ae24a40f7942405698354ea8291fe1605214e743e010f8c78f93422e8f27f12d11bdf8139a
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYS:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yc
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 4 IoCs
resource yara_rule behavioral1/files/0x00080000000164dd-26.dat family_quasar behavioral1/memory/1672-46-0x0000000000100000-0x000000000015E000-memory.dmp family_quasar behavioral1/memory/788-58-0x0000000000D40000-0x0000000000D9E000-memory.dmp family_quasar behavioral1/files/0x0007000000016b85-62.dat family_quasar -
Executes dropped EXE 3 IoCs
pid Process 1888 vnc.exe 1672 windef.exe 788 winsock.exe -
Loads dropped DLL 13 IoCs
pid Process 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe 3008 WerFault.exe 3008 WerFault.exe 3008 WerFault.exe 3008 WerFault.exe 1672 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) \??\b: d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe File opened (read-only) \??\e: d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe File opened (read-only) \??\k: d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe File opened (read-only) \??\r: d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe File opened (read-only) \??\v: d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe File opened (read-only) \??\x: d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe File opened (read-only) \??\j: d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe File opened (read-only) \??\n: d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe File opened (read-only) \??\p: d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe File opened (read-only) \??\s: d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe File opened (read-only) \??\u: d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe File opened (read-only) \??\w: d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe File opened (read-only) \??\y: d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe File opened (read-only) \??\a: d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe File opened (read-only) \??\h: d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe File opened (read-only) \??\i: d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe File opened (read-only) \??\m: d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe File opened (read-only) \??\t: d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe File opened (read-only) \??\z: d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe File opened (read-only) \??\g: d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe File opened (read-only) \??\l: d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe File opened (read-only) \??\o: d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe File opened (read-only) \??\q: d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.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 -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral1/files/0x0007000000016b85-62.dat autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3056 set thread context of 2764 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe 33 -
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 procid_target 3008 1888 WerFault.exe 30 -
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 winsock.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.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.
pid Process 2000 schtasks.exe 2368 schtasks.exe 2744 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1672 windef.exe Token: SeDebugPrivilege 788 winsock.exe -
Suspicious use of WriteProcessMemory 35 IoCs
description pid Process procid_target PID 3056 wrote to memory of 1888 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe 30 PID 3056 wrote to memory of 1888 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe 30 PID 3056 wrote to memory of 1888 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe 30 PID 3056 wrote to memory of 1888 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe 30 PID 3056 wrote to memory of 1672 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe 31 PID 3056 wrote to memory of 1672 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe 31 PID 3056 wrote to memory of 1672 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe 31 PID 3056 wrote to memory of 1672 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe 31 PID 3056 wrote to memory of 2764 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe 33 PID 3056 wrote to memory of 2764 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe 33 PID 3056 wrote to memory of 2764 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe 33 PID 3056 wrote to memory of 2764 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe 33 PID 3056 wrote to memory of 2764 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe 33 PID 3056 wrote to memory of 2764 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe 33 PID 1888 wrote to memory of 2728 1888 vnc.exe 32 PID 1888 wrote to memory of 2728 1888 vnc.exe 32 PID 1888 wrote to memory of 2728 1888 vnc.exe 32 PID 1888 wrote to memory of 2728 1888 vnc.exe 32 PID 1888 wrote to memory of 2728 1888 vnc.exe 32 PID 3056 wrote to memory of 2744 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe 34 PID 3056 wrote to memory of 2744 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe 34 PID 3056 wrote to memory of 2744 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe 34 PID 3056 wrote to memory of 2744 3056 d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe 34 PID 1888 wrote to memory of 3008 1888 vnc.exe 36 PID 1888 wrote to memory of 3008 1888 vnc.exe 36 PID 1888 wrote to memory of 3008 1888 vnc.exe 36 PID 1888 wrote to memory of 3008 1888 vnc.exe 36 PID 1672 wrote to memory of 2000 1672 windef.exe 38 PID 1672 wrote to memory of 2000 1672 windef.exe 38 PID 1672 wrote to memory of 2000 1672 windef.exe 38 PID 1672 wrote to memory of 2000 1672 windef.exe 38 PID 1672 wrote to memory of 788 1672 windef.exe 40 PID 1672 wrote to memory of 788 1672 windef.exe 40 PID 1672 wrote to memory of 788 1672 windef.exe 40 PID 1672 wrote to memory of 788 1672 windef.exe 40
Processes
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C:\Users\Admin\AppData\Local\Temp\d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe"C:\Users\Admin\AppData\Local\Temp\d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.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:3056 -
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:1888 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:2728
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1888 -s 1603⤵
- Loads dropped DLL
- Program crash
PID:3008
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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:1672 -
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:2000
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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
PID:788 -
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:2368
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C:\Users\Admin\AppData\Local\Temp\d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe"C:\Users\Admin\AppData\Local\Temp\d5f385d60fdc8598718c6f95720c976fc40e2bc7ed0f97d21c4d552c41e9ab2aN.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2764
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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:2744
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C:\Windows\system32\taskeng.exetaskeng.exe {491C066E-F06F-42FD-8411-5C78C85A4FBB} S-1-5-21-1506706701-1246725540-2219210854-1000:MUYDDIIS\Admin:Interactive:[1]1⤵PID:3048
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe2⤵PID:1844
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"3⤵PID:2660
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2.0MB
MD5d9864422e3629a1fc3eb6bcc664b1d88
SHA147abd185d0db920a838ca20028e92b8560415da2
SHA2563bbc9c10221dd4951199b7a463bb9fde8a4754f6cb2902af19def710633d6412
SHA512c747f8d4f3aee1bb9e40573e72022ad41356b148d9cb0f224d8624fc4b6d3391b41d65ab1f2917cc0d40d88dbe77ef9a1b7ba60b0d1e98a4004177841562b20e
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb