Analysis
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max time kernel
5s -
max time network
70s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
24-08-2024 10:57
Behavioral task
behavioral1
Sample
be5b4a7cff5f563505bde8e0ea747360N.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
be5b4a7cff5f563505bde8e0ea747360N.exe
Resource
win10v2004-20240802-en
General
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Target
be5b4a7cff5f563505bde8e0ea747360N.exe
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Size
2.0MB
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MD5
be5b4a7cff5f563505bde8e0ea747360
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SHA1
2b4e3c1ad8088748d88a55e6bee4f9c151a79d25
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SHA256
46fd9bd6ee50f08056743b8b83a12473ea102a5a0711ba551235cc898b1ae12f
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SHA512
53c44dbfb5ca64bdbe462ddb4a421646a27c79e411decb7eef00f129e69fadcc8a843ed7a9a1472256987fbcda21102d4a6499873c1cfdeb2f07da710ca9909c
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYO:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yk
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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Processes:
be5b4a7cff5f563505bde8e0ea747360N.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language be5b4a7cff5f563505bde8e0ea747360N.exe 10 ip-api.com 48 ip-api.com -
Quasar payload 3 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\windef.exe family_quasar behavioral2/memory/2192-31-0x00000000006F0000-0x000000000074E000-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:
be5b4a7cff5f563505bde8e0ea747360N.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation be5b4a7cff5f563505bde8e0ea747360N.exe -
Executes dropped EXE 3 IoCs
Processes:
vnc.exewindef.exewinsock.exepid process 392 vnc.exe 2192 windef.exe 5088 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:
be5b4a7cff5f563505bde8e0ea747360N.exedescription ioc process File opened (read-only) \??\p: be5b4a7cff5f563505bde8e0ea747360N.exe File opened (read-only) \??\x: be5b4a7cff5f563505bde8e0ea747360N.exe File opened (read-only) \??\a: be5b4a7cff5f563505bde8e0ea747360N.exe File opened (read-only) \??\b: be5b4a7cff5f563505bde8e0ea747360N.exe File opened (read-only) \??\e: be5b4a7cff5f563505bde8e0ea747360N.exe File opened (read-only) \??\g: be5b4a7cff5f563505bde8e0ea747360N.exe File opened (read-only) \??\l: be5b4a7cff5f563505bde8e0ea747360N.exe File opened (read-only) \??\o: be5b4a7cff5f563505bde8e0ea747360N.exe File opened (read-only) \??\y: be5b4a7cff5f563505bde8e0ea747360N.exe File opened (read-only) \??\i: be5b4a7cff5f563505bde8e0ea747360N.exe File opened (read-only) \??\r: be5b4a7cff5f563505bde8e0ea747360N.exe File opened (read-only) \??\v: be5b4a7cff5f563505bde8e0ea747360N.exe File opened (read-only) \??\w: be5b4a7cff5f563505bde8e0ea747360N.exe File opened (read-only) \??\j: be5b4a7cff5f563505bde8e0ea747360N.exe File opened (read-only) \??\k: be5b4a7cff5f563505bde8e0ea747360N.exe File opened (read-only) \??\q: be5b4a7cff5f563505bde8e0ea747360N.exe File opened (read-only) \??\s: be5b4a7cff5f563505bde8e0ea747360N.exe File opened (read-only) \??\t: be5b4a7cff5f563505bde8e0ea747360N.exe File opened (read-only) \??\h: be5b4a7cff5f563505bde8e0ea747360N.exe File opened (read-only) \??\m: be5b4a7cff5f563505bde8e0ea747360N.exe File opened (read-only) \??\n: be5b4a7cff5f563505bde8e0ea747360N.exe File opened (read-only) \??\u: be5b4a7cff5f563505bde8e0ea747360N.exe File opened (read-only) \??\z: be5b4a7cff5f563505bde8e0ea747360N.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 10 ip-api.com 48 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:
be5b4a7cff5f563505bde8e0ea747360N.exedescription pid process target process PID 712 set thread context of 1412 712 be5b4a7cff5f563505bde8e0ea747360N.exe be5b4a7cff5f563505bde8e0ea747360N.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 756 392 WerFault.exe vnc.exe 1644 1284 WerFault.exe vnc.exe 1152 5088 WerFault.exe winsock.exe 4776 4768 WerFault.exe winsock.exe -
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.
Processes:
be5b4a7cff5f563505bde8e0ea747360N.exevnc.exewindef.exebe5b4a7cff5f563505bde8e0ea747360N.exeschtasks.exeschtasks.exewinsock.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language be5b4a7cff5f563505bde8e0ea747360N.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 be5b4a7cff5f563505bde8e0ea747360N.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 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
Processes:
PING.EXEPING.EXEpid process 4548 PING.EXE 4988 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 1204 schtasks.exe 4932 schtasks.exe 3268 schtasks.exe 3348 schtasks.exe 1240 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
be5b4a7cff5f563505bde8e0ea747360N.exepid process 712 be5b4a7cff5f563505bde8e0ea747360N.exe 712 be5b4a7cff5f563505bde8e0ea747360N.exe 712 be5b4a7cff5f563505bde8e0ea747360N.exe 712 be5b4a7cff5f563505bde8e0ea747360N.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
windef.exewinsock.exedescription pid process Token: SeDebugPrivilege 2192 windef.exe Token: SeDebugPrivilege 5088 winsock.exe -
Suspicious use of WriteProcessMemory 23 IoCs
Processes:
be5b4a7cff5f563505bde8e0ea747360N.exevnc.exewindef.exedescription pid process target process PID 712 wrote to memory of 392 712 be5b4a7cff5f563505bde8e0ea747360N.exe vnc.exe PID 712 wrote to memory of 392 712 be5b4a7cff5f563505bde8e0ea747360N.exe vnc.exe PID 712 wrote to memory of 392 712 be5b4a7cff5f563505bde8e0ea747360N.exe vnc.exe PID 392 wrote to memory of 1280 392 vnc.exe svchost.exe PID 392 wrote to memory of 1280 392 vnc.exe svchost.exe PID 392 wrote to memory of 1280 392 vnc.exe svchost.exe PID 712 wrote to memory of 2192 712 be5b4a7cff5f563505bde8e0ea747360N.exe windef.exe PID 712 wrote to memory of 2192 712 be5b4a7cff5f563505bde8e0ea747360N.exe windef.exe PID 712 wrote to memory of 2192 712 be5b4a7cff5f563505bde8e0ea747360N.exe windef.exe PID 712 wrote to memory of 1412 712 be5b4a7cff5f563505bde8e0ea747360N.exe be5b4a7cff5f563505bde8e0ea747360N.exe PID 712 wrote to memory of 1412 712 be5b4a7cff5f563505bde8e0ea747360N.exe be5b4a7cff5f563505bde8e0ea747360N.exe PID 712 wrote to memory of 1412 712 be5b4a7cff5f563505bde8e0ea747360N.exe be5b4a7cff5f563505bde8e0ea747360N.exe PID 712 wrote to memory of 1412 712 be5b4a7cff5f563505bde8e0ea747360N.exe be5b4a7cff5f563505bde8e0ea747360N.exe PID 712 wrote to memory of 1412 712 be5b4a7cff5f563505bde8e0ea747360N.exe be5b4a7cff5f563505bde8e0ea747360N.exe PID 712 wrote to memory of 1204 712 be5b4a7cff5f563505bde8e0ea747360N.exe schtasks.exe PID 712 wrote to memory of 1204 712 be5b4a7cff5f563505bde8e0ea747360N.exe schtasks.exe PID 712 wrote to memory of 1204 712 be5b4a7cff5f563505bde8e0ea747360N.exe schtasks.exe PID 2192 wrote to memory of 4932 2192 windef.exe schtasks.exe PID 2192 wrote to memory of 4932 2192 windef.exe schtasks.exe PID 2192 wrote to memory of 4932 2192 windef.exe schtasks.exe PID 2192 wrote to memory of 5088 2192 windef.exe winsock.exe PID 2192 wrote to memory of 5088 2192 windef.exe winsock.exe PID 2192 wrote to memory of 5088 2192 windef.exe winsock.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\be5b4a7cff5f563505bde8e0ea747360N.exe"C:\Users\Admin\AppData\Local\Temp\be5b4a7cff5f563505bde8e0ea747360N.exe"1⤵
- Quasar RAT
- 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:712 -
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:392 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:1280
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 392 -s 5563⤵
- Program crash
PID:756 -
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:2192 -
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:4932 -
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:5088 -
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:3268 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\EXSEOVc5BwAX.bat" "4⤵PID:4076
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C:\Windows\SysWOW64\chcp.comchcp 650015⤵PID:1232
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost5⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:4548 -
C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"5⤵PID:4768
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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:1240 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\rRIYvaaF44xa.bat" "6⤵PID:4284
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C:\Windows\SysWOW64\chcp.comchcp 650017⤵PID:3980
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost7⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:4988 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4768 -s 16686⤵
- Program crash
PID:4776 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5088 -s 20084⤵
- Program crash
PID:1152 -
C:\Users\Admin\AppData\Local\Temp\be5b4a7cff5f563505bde8e0ea747360N.exe"C:\Users\Admin\AppData\Local\Temp\be5b4a7cff5f563505bde8e0ea747360N.exe"2⤵
- System Location Discovery: System Language Discovery
PID:1412 -
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:1204
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 392 -ip 3921⤵PID:4116
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe1⤵PID:4740
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"2⤵PID:1284
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:4368
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1284 -s 5203⤵
- Program crash
PID:1644 -
C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"2⤵PID:2984
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"2⤵PID:3548
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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:3348
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 1284 -ip 12841⤵PID:3488
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 5088 -ip 50881⤵PID:4624
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4768 -ip 47681⤵PID:3744
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
MD5341ff448753331d55216052cc99932d4
SHA1236bf46efc59688719e8ea7bbc107957ac268fa2
SHA2562aa364bc3acfea9232a8c925a44469e26db1abd52ee32fdfa93092d4af972a96
SHA512df31174dfde00adc429802fc8df14917af36600c75dc352db27bfa2e8062d926592b2661f2bdd324417875f60f3fffd96611baf42407b87d99604179b4b6554c
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Filesize
208B
MD541f94fa93d2ee3ed6bd55c83d9afb742
SHA1097e49ef97f3d4e729d3665abe2842f00a10d652
SHA256f688c8b3296e43047c23cf5c0ef2871948742751c96deae0a93eafb2c4121451
SHA51282c56a1590c9d835425b0cd8f09334954fb6991ff52970df174cc744b2d35d7a6ecde9003df6334ef9f6656c322d0b74da8e81bc71c8f7db17371dc85ff97952
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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
MD57740aee0708720241cd4c2790fcf168d
SHA19cf76d3ee3abf880dfa4bb707789c12fa1214944
SHA25672721a6114e6bf53ca45fda9c2188886ca1a2d6cc1976978b72d61f1a00f69e6
SHA512a1a9d4d9cf77d6e55a640ed203b890de3abe614c7d6ca28863612b8ff6d63503dfe97188a53c52760d33bdc60b7a724ca254da2c37531fbd8bb3184763dd646d
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Filesize
2.0MB
MD560b80b759548d9d916e0ac797321baea
SHA191dabc29a89f9837d2d222ec6a24a54ed44b9ae0
SHA2569ca1a0aa1f39938a8fda997b02b15ab5257692ab7ed74b41925a54e37a29556c
SHA512b54ac9829d45335e234aa00332d1fb6d7ee4261dd284df552097b855558d032f97e9336497f0063c39d7ea0b2f3e717988e874370ee27f92218418ba04b5aa6d