Analysis
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max time kernel
3s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
17-09-2024 10:28
Behavioral task
behavioral1
Sample
dttcodexgigas.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
dttcodexgigas.exe
Resource
win10v2004-20240802-en
General
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Target
dttcodexgigas.exe
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Size
2.0MB
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MD5
77efa5be74c9b2bb296a78610131bac1
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SHA1
f498f77ee46bee9565ac5706e3b8da5dedd3e5ef
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SHA256
43ed13d26dcd5c680e6b5a9ec646113dc52ba11bb33d91e3162169e9168437bb
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SHA512
7f4f7966b88921eb373b7ce634fb21853ef2d11b5cb4ae4ff1bc28d115a8ae742f826fc5da5c72182626d7cf9cfea00de740f7da94277bcad285ee44d20f6137
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYY:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y+
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
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\windef.exe family_quasar behavioral1/memory/1952-31-0x00000000009A0000-0x00000000009FE000-memory.dmp family_quasar behavioral1/memory/992-59-0x0000000000030000-0x000000000008E000-memory.dmp family_quasar C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe family_quasar behavioral1/memory/2700-94-0x0000000000A30000-0x0000000000A8E000-memory.dmp family_quasar -
Executes dropped EXE 3 IoCs
Processes:
vnc.exewindef.exewinsock.exepid process 1904 vnc.exe 1952 windef.exe 992 winsock.exe -
Loads dropped DLL 13 IoCs
Processes:
dttcodexgigas.exeWerFault.exewindef.exepid process 2344 dttcodexgigas.exe 2344 dttcodexgigas.exe 2344 dttcodexgigas.exe 2344 dttcodexgigas.exe 2344 dttcodexgigas.exe 2344 dttcodexgigas.exe 2344 dttcodexgigas.exe 2344 dttcodexgigas.exe 2860 WerFault.exe 2860 WerFault.exe 2860 WerFault.exe 2860 WerFault.exe 1952 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:
dttcodexgigas.exedescription ioc process File opened (read-only) \??\q: dttcodexgigas.exe File opened (read-only) \??\s: dttcodexgigas.exe File opened (read-only) \??\u: dttcodexgigas.exe File opened (read-only) \??\y: dttcodexgigas.exe File opened (read-only) \??\v: dttcodexgigas.exe File opened (read-only) \??\w: dttcodexgigas.exe File opened (read-only) \??\z: dttcodexgigas.exe File opened (read-only) \??\b: dttcodexgigas.exe File opened (read-only) \??\e: dttcodexgigas.exe File opened (read-only) \??\l: dttcodexgigas.exe File opened (read-only) \??\m: dttcodexgigas.exe File opened (read-only) \??\p: dttcodexgigas.exe File opened (read-only) \??\i: dttcodexgigas.exe File opened (read-only) \??\j: dttcodexgigas.exe File opened (read-only) \??\k: dttcodexgigas.exe File opened (read-only) \??\t: dttcodexgigas.exe File opened (read-only) \??\x: dttcodexgigas.exe File opened (read-only) \??\r: dttcodexgigas.exe File opened (read-only) \??\a: dttcodexgigas.exe File opened (read-only) \??\g: dttcodexgigas.exe File opened (read-only) \??\h: dttcodexgigas.exe File opened (read-only) \??\n: dttcodexgigas.exe File opened (read-only) \??\o: dttcodexgigas.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 4 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:
dttcodexgigas.exedescription pid process target process PID 2344 set thread context of 2812 2344 dttcodexgigas.exe dttcodexgigas.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2860 1904 WerFault.exe vnc.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:
windef.exedttcodexgigas.exeschtasks.exeschtasks.exewinsock.exedttcodexgigas.exevnc.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language windef.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dttcodexgigas.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 dttcodexgigas.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exeschtasks.exepid process 536 schtasks.exe 880 schtasks.exe 272 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
dttcodexgigas.exepid process 2344 dttcodexgigas.exe 2344 dttcodexgigas.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
vnc.exepid process 1904 vnc.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
windef.exewinsock.exedescription pid process Token: SeDebugPrivilege 1952 windef.exe Token: SeDebugPrivilege 992 winsock.exe -
Suspicious use of WriteProcessMemory 35 IoCs
Processes:
dttcodexgigas.exevnc.exewindef.exedescription pid process target process PID 2344 wrote to memory of 1904 2344 dttcodexgigas.exe vnc.exe PID 2344 wrote to memory of 1904 2344 dttcodexgigas.exe vnc.exe PID 2344 wrote to memory of 1904 2344 dttcodexgigas.exe vnc.exe PID 2344 wrote to memory of 1904 2344 dttcodexgigas.exe vnc.exe PID 1904 wrote to memory of 2332 1904 vnc.exe svchost.exe PID 1904 wrote to memory of 2332 1904 vnc.exe svchost.exe PID 1904 wrote to memory of 2332 1904 vnc.exe svchost.exe PID 1904 wrote to memory of 2332 1904 vnc.exe svchost.exe PID 2344 wrote to memory of 1952 2344 dttcodexgigas.exe windef.exe PID 2344 wrote to memory of 1952 2344 dttcodexgigas.exe windef.exe PID 2344 wrote to memory of 1952 2344 dttcodexgigas.exe windef.exe PID 2344 wrote to memory of 1952 2344 dttcodexgigas.exe windef.exe PID 1904 wrote to memory of 2332 1904 vnc.exe svchost.exe PID 2344 wrote to memory of 2812 2344 dttcodexgigas.exe dttcodexgigas.exe PID 2344 wrote to memory of 2812 2344 dttcodexgigas.exe dttcodexgigas.exe PID 2344 wrote to memory of 2812 2344 dttcodexgigas.exe dttcodexgigas.exe PID 2344 wrote to memory of 2812 2344 dttcodexgigas.exe dttcodexgigas.exe PID 2344 wrote to memory of 2812 2344 dttcodexgigas.exe dttcodexgigas.exe PID 2344 wrote to memory of 2812 2344 dttcodexgigas.exe dttcodexgigas.exe PID 2344 wrote to memory of 880 2344 dttcodexgigas.exe schtasks.exe PID 2344 wrote to memory of 880 2344 dttcodexgigas.exe schtasks.exe PID 2344 wrote to memory of 880 2344 dttcodexgigas.exe schtasks.exe PID 2344 wrote to memory of 880 2344 dttcodexgigas.exe schtasks.exe PID 1904 wrote to memory of 2860 1904 vnc.exe WerFault.exe PID 1904 wrote to memory of 2860 1904 vnc.exe WerFault.exe PID 1904 wrote to memory of 2860 1904 vnc.exe WerFault.exe PID 1904 wrote to memory of 2860 1904 vnc.exe WerFault.exe PID 1952 wrote to memory of 272 1952 windef.exe schtasks.exe PID 1952 wrote to memory of 272 1952 windef.exe schtasks.exe PID 1952 wrote to memory of 272 1952 windef.exe schtasks.exe PID 1952 wrote to memory of 272 1952 windef.exe schtasks.exe PID 1952 wrote to memory of 992 1952 windef.exe winsock.exe PID 1952 wrote to memory of 992 1952 windef.exe winsock.exe PID 1952 wrote to memory of 992 1952 windef.exe winsock.exe PID 1952 wrote to memory of 992 1952 windef.exe winsock.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\dttcodexgigas.exe"C:\Users\Admin\AppData\Local\Temp\dttcodexgigas.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:2344 -
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 behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1904 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:2332
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1904 -s 1803⤵
- Loads dropped DLL
- Program crash
PID:2860 -
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:1952 -
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:272 -
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:992 -
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:536 -
C:\Users\Admin\AppData\Local\Temp\dttcodexgigas.exe"C:\Users\Admin\AppData\Local\Temp\dttcodexgigas.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2812 -
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:880
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C:\Windows\system32\taskeng.exetaskeng.exe {0DE757B7-1EA5-4784-9D1D-D445B29F3D24} S-1-5-21-4177215427-74451935-3209572229-1000:JSMURNPT\Admin:Interactive:[1]1⤵PID:904
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe2⤵PID:1640
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"3⤵PID:2956
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k4⤵PID:2196
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"3⤵PID:2700
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"3⤵PID:1032
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2.0MB
MD52e22fd5f6b66e8bdaef5915ce6e32163
SHA1e92b71a9fcdf28281e83f93e8f43aa6c55b83ba2
SHA256c76f1c07c48f214fc0d2e5479775e242f38e01f079c6ce89c882cf07a1ea8fd7
SHA512404eb6eada6b4ba75032279ea12503bbb305cea0d2e624c954b5aa5290272164eacd926734cd346ccd2ec50cab685c2c08415149d43b26ef8544018b81118b01
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb