Analysis
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max time kernel
4s -
max time network
47s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
26-07-2024 00:07
Behavioral task
behavioral1
Sample
87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe
Resource
win10v2004-20240709-en
General
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Target
87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe
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Size
2.0MB
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MD5
52518532adb9036fe7c7c6b7f4480a9b
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SHA1
e07641ec49321afbe3b18fe8e33334cf98ac6860
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SHA256
87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938
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SHA512
53e9c4fc4d2dda3e8db25004250de62926ffaaf5213348f46de8113c099a610ed65d488c3c9f10b5b1a0337a835ce430e5ded1736a92b6403d8d48f9f269b73d
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY7:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yx
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 5 IoCs
resource yara_rule behavioral1/files/0x0008000000016105-17.dat family_quasar behavioral1/memory/2736-46-0x00000000003B0000-0x000000000040E000-memory.dmp family_quasar behavioral1/memory/2020-60-0x0000000000340000-0x000000000039E000-memory.dmp family_quasar behavioral1/files/0x0008000000016328-62.dat family_quasar behavioral1/memory/2264-95-0x0000000001250000-0x00000000012AE000-memory.dmp family_quasar -
Executes dropped EXE 3 IoCs
pid Process 2492 vnc.exe 2736 windef.exe 2020 winsock.exe -
Loads dropped DLL 13 IoCs
pid Process 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe 2668 WerFault.exe 2668 WerFault.exe 2668 WerFault.exe 2668 WerFault.exe 2736 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) \??\y: 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe File opened (read-only) \??\e: 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe File opened (read-only) \??\h: 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe File opened (read-only) \??\i: 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe File opened (read-only) \??\j: 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe File opened (read-only) \??\s: 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe File opened (read-only) \??\t: 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe File opened (read-only) \??\x: 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe File opened (read-only) \??\a: 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe File opened (read-only) \??\k: 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe File opened (read-only) \??\n: 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe File opened (read-only) \??\o: 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe File opened (read-only) \??\p: 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe File opened (read-only) \??\q: 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe File opened (read-only) \??\g: 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe File opened (read-only) \??\l: 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe File opened (read-only) \??\r: 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe File opened (read-only) \??\b: 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe File opened (read-only) \??\m: 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe File opened (read-only) \??\u: 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe File opened (read-only) \??\v: 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe File opened (read-only) \??\w: 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe File opened (read-only) \??\z: 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.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 7 ip-api.com -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral1/files/0x0008000000016328-62.dat autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2332 set thread context of 2644 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe 33 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 3 IoCs
pid pid_target Process procid_target 2668 2492 WerFault.exe 30 792 1640 WerFault.exe 46 2028 2020 WerFault.exe 40 -
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 schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.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 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.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 -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 576 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 576 PING.EXE -
Scheduled Task/Job: Scheduled Task 1 TTPs 4 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2620 schtasks.exe 2712 schtasks.exe 2936 schtasks.exe 2444 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2736 windef.exe Token: SeDebugPrivilege 2020 winsock.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2020 winsock.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 2332 wrote to memory of 2492 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe 30 PID 2332 wrote to memory of 2492 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe 30 PID 2332 wrote to memory of 2492 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe 30 PID 2332 wrote to memory of 2492 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe 30 PID 2492 wrote to memory of 2828 2492 vnc.exe 31 PID 2492 wrote to memory of 2828 2492 vnc.exe 31 PID 2492 wrote to memory of 2828 2492 vnc.exe 31 PID 2492 wrote to memory of 2828 2492 vnc.exe 31 PID 2492 wrote to memory of 2828 2492 vnc.exe 31 PID 2332 wrote to memory of 2736 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe 32 PID 2332 wrote to memory of 2736 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe 32 PID 2332 wrote to memory of 2736 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe 32 PID 2332 wrote to memory of 2736 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe 32 PID 2332 wrote to memory of 2644 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe 33 PID 2332 wrote to memory of 2644 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe 33 PID 2332 wrote to memory of 2644 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe 33 PID 2332 wrote to memory of 2644 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe 33 PID 2332 wrote to memory of 2644 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe 33 PID 2332 wrote to memory of 2644 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe 33 PID 2332 wrote to memory of 2620 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe 34 PID 2332 wrote to memory of 2620 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe 34 PID 2332 wrote to memory of 2620 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe 34 PID 2332 wrote to memory of 2620 2332 87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe 34 PID 2492 wrote to memory of 2668 2492 vnc.exe 36 PID 2492 wrote to memory of 2668 2492 vnc.exe 36 PID 2492 wrote to memory of 2668 2492 vnc.exe 36 PID 2492 wrote to memory of 2668 2492 vnc.exe 36 PID 2736 wrote to memory of 2712 2736 windef.exe 38 PID 2736 wrote to memory of 2712 2736 windef.exe 38 PID 2736 wrote to memory of 2712 2736 windef.exe 38 PID 2736 wrote to memory of 2712 2736 windef.exe 38 PID 2736 wrote to memory of 2020 2736 windef.exe 40 PID 2736 wrote to memory of 2020 2736 windef.exe 40 PID 2736 wrote to memory of 2020 2736 windef.exe 40 PID 2736 wrote to memory of 2020 2736 windef.exe 40 PID 2020 wrote to memory of 2936 2020 winsock.exe 42 PID 2020 wrote to memory of 2936 2020 winsock.exe 42 PID 2020 wrote to memory of 2936 2020 winsock.exe 42 PID 2020 wrote to memory of 2936 2020 winsock.exe 42
Processes
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C:\Users\Admin\AppData\Local\Temp\87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe"C:\Users\Admin\AppData\Local\Temp\87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.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:2332 -
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:2492 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:2828
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2492 -s 1603⤵
- Loads dropped DLL
- Program crash
PID:2668
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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:2736 -
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:2712
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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:2020 -
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:2936
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C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\FMIWSrupzW5d.bat" "4⤵PID:2464
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C:\Windows\SysWOW64\chcp.comchcp 650015⤵PID:3024
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost5⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:576
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"5⤵PID:1740
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2020 -s 14884⤵
- Program crash
PID:2028
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C:\Users\Admin\AppData\Local\Temp\87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe"C:\Users\Admin\AppData\Local\Temp\87a44ad7ca862cfc9725becf5eba60c379b91a6ad9c0270be33008d83b00e938.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2644
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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:2620
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C:\Windows\system32\taskeng.exetaskeng.exe {8B9BE7C7-F1D1-4B4F-B621-07835281EF06} S-1-5-21-3294248377-1418901787-4083263181-1000:FMEDFXFE\Admin:Interactive:[1]1⤵PID:1292
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe2⤵PID:1448
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"3⤵PID:1640
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k4⤵PID:2228
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1640 -s 1604⤵
- Program crash
PID:792
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"3⤵PID:2264
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"3⤵PID:2476
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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 /F3⤵
- Scheduled Task/Job: Scheduled Task
PID:2444
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
208B
MD53f4947594b5fb634c934fe60bbedb1c6
SHA1e85b098fac3b775f89099039caa2232505b4d435
SHA25637a3b20cc9213aa871037c3b7cb1a622415dde6d30a0347746e564647eb61971
SHA512131e1e285e032e269dcd0d4c629aad28e8d6c866872369ed2920c8e45b55a9cf4be339d52eb6f51156bcf84944bba19a8d467b08f8e28976b8560e0885d74558
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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Filesize
211B
MD5cbb5e4a7b6be9c12548e0c249d7cfefa
SHA19d99cf28a8da61d023f1810b4375eb795099b930
SHA2565c69f351748e338d4d14497c2a454460252ef0ee5f666278df1bb4c47d3bd3cf
SHA512e71d1ee1661b136535deb47103b3bce190233b8b3032234b40710946488be2faafa6320ae70409b0c271ee6eecf112b3694dfc4b489a63dd12f346fe8d3e7635
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Filesize
2.0MB
MD5e5c99801224cd6a878e2f9f84fbc8670
SHA1d3a9138cd2b282d995d785d1990580efcd5bc2d3
SHA256ecd7b681a698e75961a768763af8d720b6cd114596e9a4382aab25a80495cba0
SHA51205bf51822a440e2e7447f0d17a402971de1d4a5764762ff6c82f3408d202039c2760e0e2a6225c20fed96d842a3cf77584d6034d3456bbacea6b44b3ffc1d597
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb