Analysis
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max time kernel
5s -
max time network
99s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
08-09-2024 12:45
Behavioral task
behavioral1
Sample
c303ca26151ab5ef528990783b016cc0N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
c303ca26151ab5ef528990783b016cc0N.exe
Resource
win10v2004-20240802-en
General
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Target
c303ca26151ab5ef528990783b016cc0N.exe
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Size
2.0MB
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MD5
c303ca26151ab5ef528990783b016cc0
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SHA1
03b29b6736727a6ceac2d5315ac2dd248eda0614
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SHA256
ac8b9af12fb069ea4c7ec526f3f978998768a25d73a536c887cdc56778214d6a
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SHA512
c555ae6a18300e05909a8c66fe169d1c7aede9a0616f6af7601140c1b5c7ce9b5c428453208cbee2a1addd66119d8a560f3db618e6df0a768af28ad4a4cc6d69
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYq:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Ys
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:
c303ca26151ab5ef528990783b016cc0N.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c303ca26151ab5ef528990783b016cc0N.exe 10 ip-api.com 36 ip-api.com 43 api.ipify.org -
Quasar payload 3 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\windef.exe family_quasar behavioral2/memory/2932-31-0x0000000000AD0000-0x0000000000B2E000-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:
c303ca26151ab5ef528990783b016cc0N.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation c303ca26151ab5ef528990783b016cc0N.exe -
Executes dropped EXE 3 IoCs
Processes:
vnc.exewindef.exewinsock.exepid process 1356 vnc.exe 2932 windef.exe 3716 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:
c303ca26151ab5ef528990783b016cc0N.exedescription ioc process File opened (read-only) \??\j: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\v: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\b: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\e: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\q: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\x: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\y: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\u: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\z: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\i: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\l: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\m: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\n: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\o: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\r: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\s: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\t: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\a: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\g: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\h: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\k: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\p: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\w: c303ca26151ab5ef528990783b016cc0N.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 10 ip-api.com 36 ip-api.com 43 api.ipify.org -
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:
c303ca26151ab5ef528990783b016cc0N.exedescription pid process target process PID 2880 set thread context of 4164 2880 c303ca26151ab5ef528990783b016cc0N.exe c303ca26151ab5ef528990783b016cc0N.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 3 IoCs
Processes:
WerFault.exeWerFault.exeWerFault.exepid pid_target process target process 2120 1356 WerFault.exe vnc.exe 3824 3412 WerFault.exe vnc.exe 540 3716 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:
schtasks.exec303ca26151ab5ef528990783b016cc0N.exevnc.exec303ca26151ab5ef528990783b016cc0N.exewindef.exeschtasks.exeschtasks.exewinsock.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c303ca26151ab5ef528990783b016cc0N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c303ca26151ab5ef528990783b016cc0N.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 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.
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Runs ping.exe 1 TTPs 1 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 4068 schtasks.exe 3004 schtasks.exe 5012 schtasks.exe 1672 schtasks.exe 3192 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
c303ca26151ab5ef528990783b016cc0N.exepid process 2880 c303ca26151ab5ef528990783b016cc0N.exe 2880 c303ca26151ab5ef528990783b016cc0N.exe 2880 c303ca26151ab5ef528990783b016cc0N.exe 2880 c303ca26151ab5ef528990783b016cc0N.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
windef.exewinsock.exedescription pid process Token: SeDebugPrivilege 2932 windef.exe Token: SeDebugPrivilege 3716 winsock.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
winsock.exepid process 3716 winsock.exe -
Suspicious use of WriteProcessMemory 26 IoCs
Processes:
c303ca26151ab5ef528990783b016cc0N.exevnc.exewindef.exewinsock.exedescription pid process target process PID 2880 wrote to memory of 1356 2880 c303ca26151ab5ef528990783b016cc0N.exe vnc.exe PID 2880 wrote to memory of 1356 2880 c303ca26151ab5ef528990783b016cc0N.exe vnc.exe PID 2880 wrote to memory of 1356 2880 c303ca26151ab5ef528990783b016cc0N.exe vnc.exe PID 1356 wrote to memory of 3664 1356 vnc.exe svchost.exe PID 1356 wrote to memory of 3664 1356 vnc.exe svchost.exe PID 2880 wrote to memory of 2932 2880 c303ca26151ab5ef528990783b016cc0N.exe windef.exe PID 2880 wrote to memory of 2932 2880 c303ca26151ab5ef528990783b016cc0N.exe windef.exe PID 2880 wrote to memory of 2932 2880 c303ca26151ab5ef528990783b016cc0N.exe windef.exe PID 2880 wrote to memory of 4164 2880 c303ca26151ab5ef528990783b016cc0N.exe c303ca26151ab5ef528990783b016cc0N.exe PID 2880 wrote to memory of 4164 2880 c303ca26151ab5ef528990783b016cc0N.exe c303ca26151ab5ef528990783b016cc0N.exe PID 2880 wrote to memory of 4164 2880 c303ca26151ab5ef528990783b016cc0N.exe c303ca26151ab5ef528990783b016cc0N.exe PID 2880 wrote to memory of 4164 2880 c303ca26151ab5ef528990783b016cc0N.exe c303ca26151ab5ef528990783b016cc0N.exe PID 2880 wrote to memory of 4164 2880 c303ca26151ab5ef528990783b016cc0N.exe c303ca26151ab5ef528990783b016cc0N.exe PID 1356 wrote to memory of 3664 1356 vnc.exe svchost.exe PID 2880 wrote to memory of 4068 2880 c303ca26151ab5ef528990783b016cc0N.exe schtasks.exe PID 2880 wrote to memory of 4068 2880 c303ca26151ab5ef528990783b016cc0N.exe schtasks.exe PID 2880 wrote to memory of 4068 2880 c303ca26151ab5ef528990783b016cc0N.exe schtasks.exe PID 2932 wrote to memory of 3004 2932 windef.exe schtasks.exe PID 2932 wrote to memory of 3004 2932 windef.exe schtasks.exe PID 2932 wrote to memory of 3004 2932 windef.exe schtasks.exe PID 2932 wrote to memory of 3716 2932 windef.exe winsock.exe PID 2932 wrote to memory of 3716 2932 windef.exe winsock.exe PID 2932 wrote to memory of 3716 2932 windef.exe winsock.exe PID 3716 wrote to memory of 5012 3716 winsock.exe schtasks.exe PID 3716 wrote to memory of 5012 3716 winsock.exe schtasks.exe PID 3716 wrote to memory of 5012 3716 winsock.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c303ca26151ab5ef528990783b016cc0N.exe"C:\Users\Admin\AppData\Local\Temp\c303ca26151ab5ef528990783b016cc0N.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:2880 -
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:1356 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:3664
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1356 -s 5483⤵
- Program crash
PID:2120 -
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:2932 -
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:3004 -
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:3716 -
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:5012 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\oetoaKBifrCw.bat" "4⤵PID:3748
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C:\Windows\SysWOW64\chcp.comchcp 650015⤵PID:4840
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost5⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:4988 -
C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"5⤵PID:528
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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:3192 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3716 -s 22644⤵
- Program crash
PID:540 -
C:\Users\Admin\AppData\Local\Temp\c303ca26151ab5ef528990783b016cc0N.exe"C:\Users\Admin\AppData\Local\Temp\c303ca26151ab5ef528990783b016cc0N.exe"2⤵
- System Location Discovery: System Language Discovery
PID:4164 -
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:4068
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1356 -ip 13561⤵PID:2132
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe1⤵PID:5060
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"2⤵PID:3412
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:1736
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3412 -s 5203⤵
- Program crash
PID:3824 -
C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"2⤵PID:1000
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"2⤵PID:5108
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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:1672
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 3412 -ip 34121⤵PID:3708
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 3716 -ip 37161⤵PID:3764
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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:1076
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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:3808
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
MD5e01fe704e24c9811441d60ea4f86989c
SHA14740a90b9a62a1b4264d046dfecd7ee3148c7188
SHA256ed9bdb565e4a6fea3a8df70b7fd43e7f563ad95dd4c496abb06f00ba69f3fc23
SHA512c4a065a6e02af893050da9a45db8e84823f2ec5e44f7151b29ba0da866f2feef870437087ab6feeb9a2bc8eaeb8361c311888416be724502d3875a916e300f59
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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
MD51606836729362b9148f1046a3ddbf8e4
SHA1c0fce0ce4170951db4c93f6c0f51bf86653d8aea
SHA256170db2dee86bffd98fa402514892e0b0ec9579c5b9363e5536b98f74394412fa
SHA512408349d86985a95e8726f0430e56164c4c18e0443473dd4e20576824c7ec19df0aa4b5ff6e12b704f237d31cf96164f65a53534c3cd70287943b091018768746
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Filesize
2.0MB
MD511b15f3f9dc22f496e321bc298112c99
SHA163e8b692bd6e8ecde458a6e77eb37a948e77efc7
SHA256a5911054d5ef87a2cdf2be54830085ba8b1ea951cca04d7cf57ef68a79b91654
SHA5122695999f5cb4bdcd7b59e8e2c5bda93bee0ffe848a600615867a2d648037195903979e7452c5cea7a735f3df6ffdfe1fb5398b68966382dc04c8821f7ba27c3e