Analysis
-
max time kernel
3s -
max time network
108s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-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
-
Target
c303ca26151ab5ef528990783b016cc0N.exe
-
Size
2.0MB
-
MD5
c303ca26151ab5ef528990783b016cc0
-
SHA1
03b29b6736727a6ceac2d5315ac2dd248eda0614
-
SHA256
ac8b9af12fb069ea4c7ec526f3f978998768a25d73a536c887cdc56778214d6a
-
SHA512
c555ae6a18300e05909a8c66fe169d1c7aede9a0616f6af7601140c1b5c7ce9b5c428453208cbee2a1addd66119d8a560f3db618e6df0a768af28ad4a4cc6d69
-
SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYq:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Ys
Malware Config
Extracted
quasar
1.3.0.0
EbayProfiles
5.8.88.191:443
sockartek.icu:443
QSR_MUTEX_0kBRNrRz5TDLEQouI0
-
encryption_key
MWhG6wsClMX8aJM2CVXT
-
install_name
winsock.exe
-
log_directory
Logs
-
reconnect_delay
3000
-
startup_key
win defender run
-
subdirectory
SubDir
Extracted
azorult
http://0x21.in:8000/_az/
Signatures
-
Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
-
Processes:
c303ca26151ab5ef528990783b016cc0N.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c303ca26151ab5ef528990783b016cc0N.exe 8 ip-api.com 10 ip-api.com -
Quasar payload 5 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\windef.exe family_quasar behavioral1/memory/2692-46-0x00000000012F0000-0x000000000134E000-memory.dmp family_quasar behavioral1/memory/2888-60-0x00000000000B0000-0x000000000010E000-memory.dmp family_quasar C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe family_quasar behavioral1/memory/2144-95-0x0000000001000000-0x000000000105E000-memory.dmp family_quasar -
Executes dropped EXE 3 IoCs
Processes:
vnc.exewindef.exewinsock.exepid process 2792 vnc.exe 2692 windef.exe 2888 winsock.exe -
Loads dropped DLL 13 IoCs
Processes:
c303ca26151ab5ef528990783b016cc0N.exeWerFault.exewindef.exepid process 2192 c303ca26151ab5ef528990783b016cc0N.exe 2192 c303ca26151ab5ef528990783b016cc0N.exe 2192 c303ca26151ab5ef528990783b016cc0N.exe 2192 c303ca26151ab5ef528990783b016cc0N.exe 2192 c303ca26151ab5ef528990783b016cc0N.exe 2192 c303ca26151ab5ef528990783b016cc0N.exe 2192 c303ca26151ab5ef528990783b016cc0N.exe 2192 c303ca26151ab5ef528990783b016cc0N.exe 3020 WerFault.exe 3020 WerFault.exe 3020 WerFault.exe 3020 WerFault.exe 2692 windef.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) \??\e: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\g: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\m: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\o: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\p: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\q: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\r: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\a: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\x: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\y: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\w: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\j: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\k: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\l: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\n: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\s: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\u: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\v: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\b: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\i: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\t: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\z: c303ca26151ab5ef528990783b016cc0N.exe File opened (read-only) \??\h: c303ca26151ab5ef528990783b016cc0N.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 8 ip-api.com 10 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:
c303ca26151ab5ef528990783b016cc0N.exedescription pid process target process PID 2192 set thread context of 2896 2192 c303ca26151ab5ef528990783b016cc0N.exe c303ca26151ab5ef528990783b016cc0N.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Program crash 2 IoCs
Processes:
WerFault.exeWerFault.exepid pid_target process target process 3020 2792 WerFault.exe vnc.exe 1448 2888 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:
vnc.exewindef.exec303ca26151ab5ef528990783b016cc0N.exeschtasks.exeschtasks.exewinsock.exeschtasks.exec303ca26151ab5ef528990783b016cc0N.exedescription ioc process 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 c303ca26151ab5ef528990783b016cc0N.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 c303ca26151ab5ef528990783b016cc0N.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
-
Runs ping.exe 1 TTPs 1 IoCs
-
Scheduled Task/Job: Scheduled Task 1 TTPs 4 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exeschtasks.exeschtasks.exepid process 1908 schtasks.exe 1732 schtasks.exe 1452 schtasks.exe 2420 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
c303ca26151ab5ef528990783b016cc0N.exepid process 2192 c303ca26151ab5ef528990783b016cc0N.exe 2192 c303ca26151ab5ef528990783b016cc0N.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
windef.exewinsock.exedescription pid process Token: SeDebugPrivilege 2692 windef.exe Token: SeDebugPrivilege 2888 winsock.exe -
Suspicious use of WriteProcessMemory 39 IoCs
Processes:
c303ca26151ab5ef528990783b016cc0N.exevnc.exewindef.exewinsock.exedescription pid process target process PID 2192 wrote to memory of 2792 2192 c303ca26151ab5ef528990783b016cc0N.exe vnc.exe PID 2192 wrote to memory of 2792 2192 c303ca26151ab5ef528990783b016cc0N.exe vnc.exe PID 2192 wrote to memory of 2792 2192 c303ca26151ab5ef528990783b016cc0N.exe vnc.exe PID 2192 wrote to memory of 2792 2192 c303ca26151ab5ef528990783b016cc0N.exe vnc.exe PID 2192 wrote to memory of 2692 2192 c303ca26151ab5ef528990783b016cc0N.exe windef.exe PID 2192 wrote to memory of 2692 2192 c303ca26151ab5ef528990783b016cc0N.exe windef.exe PID 2192 wrote to memory of 2692 2192 c303ca26151ab5ef528990783b016cc0N.exe windef.exe PID 2192 wrote to memory of 2692 2192 c303ca26151ab5ef528990783b016cc0N.exe windef.exe PID 2792 wrote to memory of 2712 2792 vnc.exe svchost.exe PID 2792 wrote to memory of 2712 2792 vnc.exe svchost.exe PID 2792 wrote to memory of 2712 2792 vnc.exe svchost.exe PID 2792 wrote to memory of 2712 2792 vnc.exe svchost.exe PID 2792 wrote to memory of 2712 2792 vnc.exe svchost.exe PID 2192 wrote to memory of 2896 2192 c303ca26151ab5ef528990783b016cc0N.exe c303ca26151ab5ef528990783b016cc0N.exe PID 2192 wrote to memory of 2896 2192 c303ca26151ab5ef528990783b016cc0N.exe c303ca26151ab5ef528990783b016cc0N.exe PID 2192 wrote to memory of 2896 2192 c303ca26151ab5ef528990783b016cc0N.exe c303ca26151ab5ef528990783b016cc0N.exe PID 2192 wrote to memory of 2896 2192 c303ca26151ab5ef528990783b016cc0N.exe c303ca26151ab5ef528990783b016cc0N.exe PID 2192 wrote to memory of 2896 2192 c303ca26151ab5ef528990783b016cc0N.exe c303ca26151ab5ef528990783b016cc0N.exe PID 2192 wrote to memory of 2896 2192 c303ca26151ab5ef528990783b016cc0N.exe c303ca26151ab5ef528990783b016cc0N.exe PID 2192 wrote to memory of 1908 2192 c303ca26151ab5ef528990783b016cc0N.exe schtasks.exe PID 2192 wrote to memory of 1908 2192 c303ca26151ab5ef528990783b016cc0N.exe schtasks.exe PID 2192 wrote to memory of 1908 2192 c303ca26151ab5ef528990783b016cc0N.exe schtasks.exe PID 2192 wrote to memory of 1908 2192 c303ca26151ab5ef528990783b016cc0N.exe schtasks.exe PID 2792 wrote to memory of 3020 2792 vnc.exe WerFault.exe PID 2792 wrote to memory of 3020 2792 vnc.exe WerFault.exe PID 2792 wrote to memory of 3020 2792 vnc.exe WerFault.exe PID 2792 wrote to memory of 3020 2792 vnc.exe WerFault.exe PID 2692 wrote to memory of 1732 2692 windef.exe schtasks.exe PID 2692 wrote to memory of 1732 2692 windef.exe schtasks.exe PID 2692 wrote to memory of 1732 2692 windef.exe schtasks.exe PID 2692 wrote to memory of 1732 2692 windef.exe schtasks.exe PID 2692 wrote to memory of 2888 2692 windef.exe winsock.exe PID 2692 wrote to memory of 2888 2692 windef.exe winsock.exe PID 2692 wrote to memory of 2888 2692 windef.exe winsock.exe PID 2692 wrote to memory of 2888 2692 windef.exe winsock.exe PID 2888 wrote to memory of 1452 2888 winsock.exe schtasks.exe PID 2888 wrote to memory of 1452 2888 winsock.exe schtasks.exe PID 2888 wrote to memory of 1452 2888 winsock.exe schtasks.exe PID 2888 wrote to memory of 1452 2888 winsock.exe schtasks.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\c303ca26151ab5ef528990783b016cc0N.exe"C:\Users\Admin\AppData\Local\Temp\c303ca26151ab5ef528990783b016cc0N.exe"1⤵
- Quasar RAT
- Loads dropped DLL
- Enumerates connected drives
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2192 -
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:2792 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:2712
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2792 -s 1603⤵
- Loads dropped DLL
- Program crash
PID:3020 -
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:2692 -
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:1732 -
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 WriteProcessMemory
PID:2888 -
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:1452 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\vCHAbKoX07hJ.bat" "4⤵PID:376
-
C:\Windows\SysWOW64\chcp.comchcp 650015⤵PID:2532
-
C:\Windows\SysWOW64\PING.EXEping -n 10 localhost5⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2292 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2888 -s 15204⤵
- Program crash
PID:1448 -
C:\Users\Admin\AppData\Local\Temp\c303ca26151ab5ef528990783b016cc0N.exe"C:\Users\Admin\AppData\Local\Temp\c303ca26151ab5ef528990783b016cc0N.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2896 -
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:1908
-
C:\Windows\system32\taskeng.exetaskeng.exe {683226F1-9363-456F-9BA4-DF38431E920A} S-1-5-21-3063565911-2056067323-3330884624-1000:KHBTHJFA\Admin:Interactive:[1]1⤵PID:1576
-
C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe2⤵PID:2064
-
C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"3⤵PID:1696
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k4⤵PID:2280
-
C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"3⤵PID:2144
-
C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"3⤵PID:2136
-
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:2420
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
208B
MD50072a41ab9aefa6621d8e156af57c669
SHA12a1b5d44ec892e70c06c4c77973031081ce26064
SHA256ee63cfbcabb5752b7c33023f69f606ae150eb561d6a83ef41d46ac51bfed4d76
SHA512c7227f36dfdfc524b1aef3101af94bb28b57f98eef93decab0ae8dd070fdbe1f2e9174f1b50ad71dfbab11229fb1bdb866fc60c4d4a9fd1b8e115f0575564926
-
Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
-
Filesize
207B
MD52cac548c558116b24f62b9225cfe5dc3
SHA1572fbb064d55edce7e1a1622a7e064515efe6834
SHA256e9dab22c5bc7cee220280377c777240bca7c82fd8a940aa508465d745cecd4b7
SHA51212d4dec16417eda5e90c0060bc34da706fc8e65a37c8fd45d878c0c4c45103b46f0978de33f7002f9d9f4ef87c0fc1841dbde77b5a6c4d1f64f2cfbf68dd2da8
-
Filesize
2.0MB
MD5a6e6b08419df9a7cc103cfdfb20df989
SHA18d7836286b5f37c149c02e0ec6a5e054fc361bfd
SHA2568c8f2c363c29222a014ea945d1857262b9a68243f68f344739a4284067ec451f
SHA512cc3729594bd02766a63e9619b16a00f90536ecaeaa5dfce37264462e895fc3b9b4e1e60a6a7f0e9a6d38e2bd832b7adcfce428b8aeb1581fdadff4b4b5e301fa
-
Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb