Analysis
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max time kernel
5s -
max time network
110s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
13-08-2024 08:33
Behavioral task
behavioral1
Sample
31d0f82cef1c3806244eec05c40365b0N.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
31d0f82cef1c3806244eec05c40365b0N.exe
Resource
win10v2004-20240802-en
General
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Target
31d0f82cef1c3806244eec05c40365b0N.exe
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Size
2.0MB
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MD5
31d0f82cef1c3806244eec05c40365b0
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SHA1
6d1ba353c9b841b990338b92e9f59a7e4c371a94
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SHA256
25bacd110609dfb5188d8b74b175ba988c80e05a00bd78468a4f936529445e42
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SHA512
b6979dd9aa8bfac5ee07660a2d75bd53eb7a626448730ece409179bedb62c196af107cd7b6fd3ae65a2979568827ed45ea2c2c2297eed2326ffb5cb9111e870e
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYV:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y7
Malware Config
Extracted
azorult
http://0x21.in:8000/_az/
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
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 C:\Users\Admin\AppData\Local\Temp\windef.exe family_quasar behavioral2/memory/3092-32-0x0000000000DD0000-0x0000000000E2E000-memory.dmp family_quasar C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe family_quasar -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
31d0f82cef1c3806244eec05c40365b0N.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation 31d0f82cef1c3806244eec05c40365b0N.exe -
Executes dropped EXE 3 IoCs
Processes:
vnc.exewindef.exewinsock.exepid process 1088 vnc.exe 3092 windef.exe 4592 winsock.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
31d0f82cef1c3806244eec05c40365b0N.exedescription ioc process File opened (read-only) \??\e: 31d0f82cef1c3806244eec05c40365b0N.exe File opened (read-only) \??\g: 31d0f82cef1c3806244eec05c40365b0N.exe File opened (read-only) \??\i: 31d0f82cef1c3806244eec05c40365b0N.exe File opened (read-only) \??\j: 31d0f82cef1c3806244eec05c40365b0N.exe File opened (read-only) \??\m: 31d0f82cef1c3806244eec05c40365b0N.exe File opened (read-only) \??\n: 31d0f82cef1c3806244eec05c40365b0N.exe File opened (read-only) \??\p: 31d0f82cef1c3806244eec05c40365b0N.exe File opened (read-only) \??\t: 31d0f82cef1c3806244eec05c40365b0N.exe File opened (read-only) \??\v: 31d0f82cef1c3806244eec05c40365b0N.exe File opened (read-only) \??\w: 31d0f82cef1c3806244eec05c40365b0N.exe File opened (read-only) \??\b: 31d0f82cef1c3806244eec05c40365b0N.exe File opened (read-only) \??\h: 31d0f82cef1c3806244eec05c40365b0N.exe File opened (read-only) \??\k: 31d0f82cef1c3806244eec05c40365b0N.exe File opened (read-only) \??\s: 31d0f82cef1c3806244eec05c40365b0N.exe File opened (read-only) \??\u: 31d0f82cef1c3806244eec05c40365b0N.exe File opened (read-only) \??\x: 31d0f82cef1c3806244eec05c40365b0N.exe File opened (read-only) \??\a: 31d0f82cef1c3806244eec05c40365b0N.exe File opened (read-only) \??\l: 31d0f82cef1c3806244eec05c40365b0N.exe File opened (read-only) \??\o: 31d0f82cef1c3806244eec05c40365b0N.exe File opened (read-only) \??\q: 31d0f82cef1c3806244eec05c40365b0N.exe File opened (read-only) \??\r: 31d0f82cef1c3806244eec05c40365b0N.exe File opened (read-only) \??\y: 31d0f82cef1c3806244eec05c40365b0N.exe File opened (read-only) \??\z: 31d0f82cef1c3806244eec05c40365b0N.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 13 ip-api.com -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
Processes:
resource yara_rule C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
31d0f82cef1c3806244eec05c40365b0N.exedescription pid process target process PID 4488 set thread context of 876 4488 31d0f82cef1c3806244eec05c40365b0N.exe 31d0f82cef1c3806244eec05c40365b0N.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 4 IoCs
Processes:
WerFault.exeWerFault.exeWerFault.exeWerFault.exepid pid_target process target process 4232 1088 WerFault.exe vnc.exe 3540 4592 WerFault.exe winsock.exe 448 4156 WerFault.exe vnc.exe 1816 1764 WerFault.exe winsock.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.
Processes:
31d0f82cef1c3806244eec05c40365b0N.exeschtasks.exeschtasks.exewinsock.exeschtasks.exe31d0f82cef1c3806244eec05c40365b0N.exevnc.exewindef.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 31d0f82cef1c3806244eec05c40365b0N.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 31d0f82cef1c3806244eec05c40365b0N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language windef.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
Processes:
PING.EXEPING.EXEpid process 2520 PING.EXE 5024 PING.EXE -
Runs ping.exe 1 TTPs 2 IoCs
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Scheduled Task/Job: Scheduled Task 1 TTPs 5 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exepid process 1356 schtasks.exe 2896 schtasks.exe 4068 schtasks.exe 3128 schtasks.exe 3536 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
31d0f82cef1c3806244eec05c40365b0N.exepid process 4488 31d0f82cef1c3806244eec05c40365b0N.exe 4488 31d0f82cef1c3806244eec05c40365b0N.exe 4488 31d0f82cef1c3806244eec05c40365b0N.exe 4488 31d0f82cef1c3806244eec05c40365b0N.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
windef.exewinsock.exedescription pid process Token: SeDebugPrivilege 3092 windef.exe Token: SeDebugPrivilege 4592 winsock.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
winsock.exepid process 4592 winsock.exe -
Suspicious use of WriteProcessMemory 26 IoCs
Processes:
31d0f82cef1c3806244eec05c40365b0N.exevnc.exewindef.exewinsock.exedescription pid process target process PID 4488 wrote to memory of 1088 4488 31d0f82cef1c3806244eec05c40365b0N.exe vnc.exe PID 4488 wrote to memory of 1088 4488 31d0f82cef1c3806244eec05c40365b0N.exe vnc.exe PID 4488 wrote to memory of 1088 4488 31d0f82cef1c3806244eec05c40365b0N.exe vnc.exe PID 1088 wrote to memory of 1724 1088 vnc.exe svchost.exe PID 1088 wrote to memory of 1724 1088 vnc.exe svchost.exe PID 1088 wrote to memory of 1724 1088 vnc.exe svchost.exe PID 4488 wrote to memory of 3092 4488 31d0f82cef1c3806244eec05c40365b0N.exe windef.exe PID 4488 wrote to memory of 3092 4488 31d0f82cef1c3806244eec05c40365b0N.exe windef.exe PID 4488 wrote to memory of 3092 4488 31d0f82cef1c3806244eec05c40365b0N.exe windef.exe PID 4488 wrote to memory of 876 4488 31d0f82cef1c3806244eec05c40365b0N.exe 31d0f82cef1c3806244eec05c40365b0N.exe PID 4488 wrote to memory of 876 4488 31d0f82cef1c3806244eec05c40365b0N.exe 31d0f82cef1c3806244eec05c40365b0N.exe PID 4488 wrote to memory of 876 4488 31d0f82cef1c3806244eec05c40365b0N.exe 31d0f82cef1c3806244eec05c40365b0N.exe PID 4488 wrote to memory of 876 4488 31d0f82cef1c3806244eec05c40365b0N.exe 31d0f82cef1c3806244eec05c40365b0N.exe PID 4488 wrote to memory of 876 4488 31d0f82cef1c3806244eec05c40365b0N.exe 31d0f82cef1c3806244eec05c40365b0N.exe PID 4488 wrote to memory of 1356 4488 31d0f82cef1c3806244eec05c40365b0N.exe schtasks.exe PID 4488 wrote to memory of 1356 4488 31d0f82cef1c3806244eec05c40365b0N.exe schtasks.exe PID 4488 wrote to memory of 1356 4488 31d0f82cef1c3806244eec05c40365b0N.exe schtasks.exe PID 3092 wrote to memory of 2896 3092 windef.exe schtasks.exe PID 3092 wrote to memory of 2896 3092 windef.exe schtasks.exe PID 3092 wrote to memory of 2896 3092 windef.exe schtasks.exe PID 3092 wrote to memory of 4592 3092 windef.exe winsock.exe PID 3092 wrote to memory of 4592 3092 windef.exe winsock.exe PID 3092 wrote to memory of 4592 3092 windef.exe winsock.exe PID 4592 wrote to memory of 4068 4592 winsock.exe schtasks.exe PID 4592 wrote to memory of 4068 4592 winsock.exe schtasks.exe PID 4592 wrote to memory of 4068 4592 winsock.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\31d0f82cef1c3806244eec05c40365b0N.exe"C:\Users\Admin\AppData\Local\Temp\31d0f82cef1c3806244eec05c40365b0N.exe"1⤵
- Checks computer location settings
- Enumerates connected drives
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4488 -
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:1088 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:1724
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1088 -s 5523⤵
- Program crash
PID:4232 -
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
- Suspicious use of WriteProcessMemory
PID:3092 -
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:2896 -
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:4592 -
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:4068 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\fm8TaKG0B17C.bat" "4⤵PID:4304
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C:\Windows\SysWOW64\chcp.comchcp 650015⤵PID:744
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost5⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2520 -
C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"5⤵PID:1764
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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 /f6⤵
- Scheduled Task/Job: Scheduled Task
PID:3128 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\eDGVjrUNQ4I0.bat" "6⤵PID:464
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C:\Windows\SysWOW64\chcp.comchcp 650017⤵PID:1400
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost7⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:5024 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 21966⤵
- Program crash
PID:1816 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4592 -s 22804⤵
- Program crash
PID:3540 -
C:\Users\Admin\AppData\Local\Temp\31d0f82cef1c3806244eec05c40365b0N.exe"C:\Users\Admin\AppData\Local\Temp\31d0f82cef1c3806244eec05c40365b0N.exe"2⤵
- System Location Discovery: System Language Discovery
PID:876 -
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:1356
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1088 -ip 10881⤵PID:3116
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4592 -ip 45921⤵PID:1432
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe1⤵PID:2332
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"2⤵PID:4156
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:4980
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4156 -s 5203⤵
- Program crash
PID:448 -
C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"2⤵PID:3044
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"2⤵PID:3492
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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⤵
- Scheduled Task/Job: Scheduled Task
PID:3536
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4156 -ip 41561⤵PID:4888
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1764 -ip 17641⤵PID:968
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C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service1⤵PID:2872
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C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service1⤵PID:1656
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD510eab9c2684febb5327b6976f2047587
SHA1a12ed54146a7f5c4c580416aecb899549712449e
SHA256f49dbd55029bfbc15134f7c6a4f967d6c39142c63f2e8f1f8c78fab108a2c928
SHA5127e5fd90fffae723bd0c662a90e0730b507805f072771ee673d1d8c262dbf60c8a03ba5fe088f699a97c2e886380de158b2ccd59ee62e3d012dd6dd14ea9d0e50
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Filesize
208B
MD59a1abed233c2e5be02a0d94e0f5ef87c
SHA13a896cd90f56d9caeff1c5c35b18b402d27a51a1
SHA25665466e18ea7373a24b22b3ce0d7ee927c399f4e4d56d32e2345b041f2021f3b6
SHA512f0d621d7d6900cf2e65a68cf6bd3d5fb20c0e394f7c5eae67efb59215efa98a7f3bd732390e6b4b92ba1b6e11f1bcbe82a11e2476b396449412d358c7a574b68
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Filesize
208B
MD52eece9dddb28cf6dbaae7b1d958154df
SHA14f1dbe606604e2d9d62bff3f9738df945bbf8cdb
SHA256413d713a497f4b16b27ec7136be27b3b4c6e0ebbbf470d1babe0ed257f73be25
SHA5125f960105a96abcfd72831478794a97a43a21dee3b7ae08211007ca309726e47a2edb476178eb35924c8f4bd3dc427f47d26cfa4b22442ad8d4528bc3dff3b56b
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb
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Filesize
224B
MD5d8b200d0626258e8dc50c30c88cd3961
SHA18827a0baee7cc587c8e7cf1da32ebff92ef4965b
SHA2566b78e4dccdb157bd744f3c34314e623ce88882a198b621ed8cfc84ba97a61648
SHA512198e96eb2fcfff4c8d1c8c2ad47166cd91c46496b008c4a69bb0b1f6669a5a092c1146b7486f40f33f40545e22df572c5a697d63b7c45d66a8fcf192451fb18f
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Filesize
2.0MB
MD584f02c6f5d695f768df54ef19c9484ea
SHA168262e68ef0aa0770f81d8449e3955db2b2880d1
SHA256fc3b7381ba057a0252b8804389423852b7953cf5bcfc5dc8269f31ca20d71969
SHA512f0ee5762e5f2e5c1162185d8e6fbf8706ff6be46b786a8b00d8ae9ebc8c7ec70a86df29213dc09e70e4f590d1132f46cd2badd2adab06ff29e909adb56d9457f