Analysis
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max time kernel
6s -
max time network
108s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-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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Processes:
dttcodexgigas.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dttcodexgigas.exe 12 ip-api.com 53 ip-api.com -
Quasar payload 3 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\windef.exe family_quasar behavioral2/memory/3508-30-0x00000000001C0000-0x000000000021E000-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:
dttcodexgigas.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation dttcodexgigas.exe -
Executes dropped EXE 3 IoCs
Processes:
vnc.exewindef.exewinsock.exepid process 4840 vnc.exe 3508 windef.exe 1368 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:
dttcodexgigas.exedescription ioc process File opened (read-only) \??\e: dttcodexgigas.exe File opened (read-only) \??\h: dttcodexgigas.exe File opened (read-only) \??\k: dttcodexgigas.exe File opened (read-only) \??\l: dttcodexgigas.exe File opened (read-only) \??\u: dttcodexgigas.exe File opened (read-only) \??\b: dttcodexgigas.exe File opened (read-only) \??\g: dttcodexgigas.exe File opened (read-only) \??\m: dttcodexgigas.exe File opened (read-only) \??\n: dttcodexgigas.exe File opened (read-only) \??\o: dttcodexgigas.exe File opened (read-only) \??\w: dttcodexgigas.exe File opened (read-only) \??\x: dttcodexgigas.exe File opened (read-only) \??\a: dttcodexgigas.exe File opened (read-only) \??\i: dttcodexgigas.exe File opened (read-only) \??\p: dttcodexgigas.exe File opened (read-only) \??\q: dttcodexgigas.exe File opened (read-only) \??\t: dttcodexgigas.exe File opened (read-only) \??\v: dttcodexgigas.exe File opened (read-only) \??\y: dttcodexgigas.exe File opened (read-only) \??\z: dttcodexgigas.exe File opened (read-only) \??\j: dttcodexgigas.exe File opened (read-only) \??\r: dttcodexgigas.exe File opened (read-only) \??\s: dttcodexgigas.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 12 ip-api.com 53 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 4784 set thread context of 1724 4784 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 4 IoCs
Processes:
WerFault.exeWerFault.exeWerFault.exeWerFault.exepid pid_target process target process 3688 4840 WerFault.exe vnc.exe 2956 2044 WerFault.exe vnc.exe 2460 1368 WerFault.exe winsock.exe 668 3332 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:
windef.exedttcodexgigas.exeschtasks.exeschtasks.exewinsock.exeschtasks.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 schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dttcodexgigas.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.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 3576 PING.EXE 3912 PING.EXE -
Runs ping.exe 1 TTPs 2 IoCs
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Scheduled Task/Job: Scheduled Task 1 TTPs 6 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exepid process 3656 schtasks.exe 2912 schtasks.exe 4436 schtasks.exe 4492 schtasks.exe 2268 schtasks.exe 2956 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
dttcodexgigas.exepid process 4784 dttcodexgigas.exe 4784 dttcodexgigas.exe 4784 dttcodexgigas.exe 4784 dttcodexgigas.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
windef.exewinsock.exedescription pid process Token: SeDebugPrivilege 3508 windef.exe Token: SeDebugPrivilege 1368 winsock.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
winsock.exepid process 1368 winsock.exe -
Suspicious use of WriteProcessMemory 26 IoCs
Processes:
dttcodexgigas.exevnc.exewindef.exewinsock.exedescription pid process target process PID 4784 wrote to memory of 4840 4784 dttcodexgigas.exe vnc.exe PID 4784 wrote to memory of 4840 4784 dttcodexgigas.exe vnc.exe PID 4784 wrote to memory of 4840 4784 dttcodexgigas.exe vnc.exe PID 4840 wrote to memory of 2012 4840 vnc.exe svchost.exe PID 4840 wrote to memory of 2012 4840 vnc.exe svchost.exe PID 4784 wrote to memory of 3508 4784 dttcodexgigas.exe windef.exe PID 4784 wrote to memory of 3508 4784 dttcodexgigas.exe windef.exe PID 4784 wrote to memory of 3508 4784 dttcodexgigas.exe windef.exe PID 4784 wrote to memory of 1724 4784 dttcodexgigas.exe dttcodexgigas.exe PID 4784 wrote to memory of 1724 4784 dttcodexgigas.exe dttcodexgigas.exe PID 4784 wrote to memory of 1724 4784 dttcodexgigas.exe dttcodexgigas.exe PID 4784 wrote to memory of 1724 4784 dttcodexgigas.exe dttcodexgigas.exe PID 4840 wrote to memory of 2012 4840 vnc.exe svchost.exe PID 4784 wrote to memory of 1724 4784 dttcodexgigas.exe dttcodexgigas.exe PID 4784 wrote to memory of 3656 4784 dttcodexgigas.exe schtasks.exe PID 4784 wrote to memory of 3656 4784 dttcodexgigas.exe schtasks.exe PID 4784 wrote to memory of 3656 4784 dttcodexgigas.exe schtasks.exe PID 3508 wrote to memory of 2912 3508 windef.exe schtasks.exe PID 3508 wrote to memory of 2912 3508 windef.exe schtasks.exe PID 3508 wrote to memory of 2912 3508 windef.exe schtasks.exe PID 3508 wrote to memory of 1368 3508 windef.exe winsock.exe PID 3508 wrote to memory of 1368 3508 windef.exe winsock.exe PID 3508 wrote to memory of 1368 3508 windef.exe winsock.exe PID 1368 wrote to memory of 4436 1368 winsock.exe schtasks.exe PID 1368 wrote to memory of 4436 1368 winsock.exe schtasks.exe PID 1368 wrote to memory of 4436 1368 winsock.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\dttcodexgigas.exe"C:\Users\Admin\AppData\Local\Temp\dttcodexgigas.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:4784 -
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:4840 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:2012
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4840 -s 5483⤵
- Program crash
PID:3688 -
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:3508 -
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:2912 -
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:1368 -
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:4436 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\b89EKCix5Qgi.bat" "4⤵PID:5064
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C:\Windows\SysWOW64\chcp.comchcp 650015⤵PID:4200
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost5⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:3576 -
C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"5⤵PID:3332
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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:2268 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\Irypw3jAxHnG.bat" "6⤵PID:1084
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C:\Windows\SysWOW64\chcp.comchcp 650017⤵PID:4472
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost7⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:3912 -
C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"7⤵PID:3520
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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 /f8⤵
- Scheduled Task/Job: Scheduled Task
PID:2956 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3332 -s 19846⤵
- Program crash
PID:668 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1368 -s 19764⤵
- Program crash
PID:2460 -
C:\Users\Admin\AppData\Local\Temp\dttcodexgigas.exe"C:\Users\Admin\AppData\Local\Temp\dttcodexgigas.exe"2⤵
- System Location Discovery: System Language Discovery
PID:1724 -
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:3656
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4840 -ip 48401⤵PID:2728
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe1⤵PID:4772
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"2⤵PID:2044
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:116
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2044 -s 5203⤵
- Program crash
PID:2956 -
C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"2⤵PID:1856
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"2⤵PID:4852
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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:4492
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2044 -ip 20441⤵PID:4176
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1368 -ip 13681⤵PID:2036
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 3332 -ip 33321⤵PID:3864
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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:2408
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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:1028
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:436
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:1916
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:4820
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C:\Windows\explorer.exeexplorer.exe /LOADSAVEDWINDOWS2⤵PID:652
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
MD540229f1481ba5fd745aec48ac5f0abd4
SHA1749b4c7f6f43c852619d3c3e3e8a4e67b85b5b67
SHA256d87a333344e675e864da3a183e7d5ed69d33b6c0ecc227c12d7a3be743f9c638
SHA51218a5ae65050f7c8b6f9c669c666ef06f4a78d925e1364afc873ffad2524c9bb874f218832449f24a9096207b653360609b3337347fdb8db8f376c7776cb4edc4
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Filesize
208B
MD5f629454dc1829ca8697479505b646f2b
SHA14f2fe6b2553276041ed20c98961564e211cada87
SHA256318f9de7f1d80bf8031d6141a15f4cb8ed7e2f2d27c2e6556dbbb9d48d4e04a6
SHA512766f6e99ca156dc2a1f059f90607a4d9028728d2e15a5a46528407b93734a5e7d623e564571dc76a59c11f6ad4511e4529b6a07ac2b765ea4644331a8965f5ec
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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
MD530c3e1bbabb7d658a17e1faf8ce8fa6e
SHA1692c2be0dce0cd9f97e3ea6f3e79963f42f8183a
SHA256b0e123d05e1b475446d741368947375d1923d93f364b9dfe254786fa30dc9c47
SHA51250c24d781eb207790b863d4101556d675d7c539819f0142827740c14f1e53461e1312d926a8d76a2775292d7564dea867b5a9fdbaa532b8e3e111d7156fa13f5
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Filesize
224B
MD50fcd4a344aca717b7e3d6344c1d6842d
SHA1527539c24f3b53f7c91aedff5cf50e22a709d88d
SHA2560e51e879acfca10df598660780e17f13571f4f37df730b9e0b290ac887516691
SHA512a8abcc718439ce6b2f59fc66394611e3f83c0c0c2d5a7b5b53eac182e2e5ab5e306cbbce0d7d9be9cca27d16b7f9d764431411b144e826c98fd6122948906087
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Filesize
2.0MB
MD53e4f52684878a078ddf41d2e29381c0c
SHA1792226557e1d34e1a8243e7fc680f3c8fabbdfd0
SHA25616715de6dac28d7abd26cbdced4577137af69d466f8ffdf3eba2b94412f811bb
SHA5126347c28fceb597dedd3bd26c0da2daa0e85204d98cd4c75ea4663dac40c40b63132778c0ebe6eb49975cb2a367e87c2fe07538855f8fd689d01c89bc8b67795a