Analysis
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max time kernel
3s -
max time network
141s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
24-01-2025 22:25
Behavioral task
behavioral1
Sample
3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe
Resource
win10v2004-20241007-en
General
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Target
3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe
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Size
2.0MB
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MD5
7b88dc02a3b11e27a3e4595c442d30ea
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SHA1
2546ae7b96ffc096d2f4cf5093290d0a74c09948
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SHA256
3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78
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SHA512
9125ed37e104c25779ec7e402e4d55894a9e2764604f786bbc6c54918775eb48c46b0373a8800117c314ff9eb6c6ee2224f48aa0fd8bf7efaa30f98f8bf3c9b8
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYj:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yd
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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Azorult family
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Quasar family
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Quasar payload 4 IoCs
resource yara_rule behavioral1/files/0x0008000000015d64-17.dat family_quasar behavioral1/memory/2348-45-0x0000000000F80000-0x0000000000FDE000-memory.dmp family_quasar behavioral1/memory/3016-63-0x0000000000D70000-0x0000000000DCE000-memory.dmp family_quasar behavioral1/files/0x0008000000015d75-67.dat family_quasar -
Executes dropped EXE 3 IoCs
pid Process 1076 vnc.exe 2348 windef.exe 3016 winsock.exe -
Loads dropped DLL 9 IoCs
pid Process 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe 2348 windef.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\l: 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe File opened (read-only) \??\m: 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe File opened (read-only) \??\z: 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe File opened (read-only) \??\b: 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe File opened (read-only) \??\h: 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe File opened (read-only) \??\o: 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe File opened (read-only) \??\u: 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe File opened (read-only) \??\a: 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe File opened (read-only) \??\e: 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe File opened (read-only) \??\g: 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe File opened (read-only) \??\j: 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe File opened (read-only) \??\n: 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe File opened (read-only) \??\p: 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe File opened (read-only) \??\s: 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe File opened (read-only) \??\t: 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe File opened (read-only) \??\y: 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe File opened (read-only) \??\i: 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe File opened (read-only) \??\k: 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe File opened (read-only) \??\q: 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe File opened (read-only) \??\r: 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe File opened (read-only) \??\v: 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe File opened (read-only) \??\w: 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe File opened (read-only) \??\x: 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.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.
flow ioc 5 ip-api.com -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum svchost.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 svchost.exe -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral1/files/0x0008000000015d75-67.dat autoit_exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2496 set thread context of 2884 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe 33 PID 1076 set thread context of 2084 1076 vnc.exe 31 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.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 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language windef.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2396 schtasks.exe 2124 schtasks.exe 2864 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1076 vnc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2348 windef.exe -
Suspicious use of WriteProcessMemory 33 IoCs
description pid Process procid_target PID 2496 wrote to memory of 1076 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe 30 PID 2496 wrote to memory of 1076 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe 30 PID 2496 wrote to memory of 1076 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe 30 PID 2496 wrote to memory of 1076 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe 30 PID 1076 wrote to memory of 2084 1076 vnc.exe 31 PID 1076 wrote to memory of 2084 1076 vnc.exe 31 PID 1076 wrote to memory of 2084 1076 vnc.exe 31 PID 1076 wrote to memory of 2084 1076 vnc.exe 31 PID 2496 wrote to memory of 2348 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe 32 PID 2496 wrote to memory of 2348 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe 32 PID 2496 wrote to memory of 2348 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe 32 PID 2496 wrote to memory of 2348 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe 32 PID 1076 wrote to memory of 2084 1076 vnc.exe 31 PID 2496 wrote to memory of 2884 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe 33 PID 2496 wrote to memory of 2884 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe 33 PID 2496 wrote to memory of 2884 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe 33 PID 2496 wrote to memory of 2884 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe 33 PID 2496 wrote to memory of 2884 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe 33 PID 2496 wrote to memory of 2884 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe 33 PID 2496 wrote to memory of 2864 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe 34 PID 2496 wrote to memory of 2864 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe 34 PID 2496 wrote to memory of 2864 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe 34 PID 2496 wrote to memory of 2864 2496 3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe 34 PID 1076 wrote to memory of 2084 1076 vnc.exe 31 PID 1076 wrote to memory of 2084 1076 vnc.exe 31 PID 2348 wrote to memory of 2396 2348 windef.exe 37 PID 2348 wrote to memory of 2396 2348 windef.exe 37 PID 2348 wrote to memory of 2396 2348 windef.exe 37 PID 2348 wrote to memory of 2396 2348 windef.exe 37 PID 2348 wrote to memory of 3016 2348 windef.exe 39 PID 2348 wrote to memory of 3016 2348 windef.exe 39 PID 2348 wrote to memory of 3016 2348 windef.exe 39 PID 2348 wrote to memory of 3016 2348 windef.exe 39
Processes
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C:\Users\Admin\AppData\Local\Temp\3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe"C:\Users\Admin\AppData\Local\Temp\3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.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:2496 -
C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1076 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵
- Maps connected drives based on registry
PID:2084
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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:2348 -
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:2396
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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
PID:3016 -
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:2124
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C:\Users\Admin\AppData\Local\Temp\3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe"C:\Users\Admin\AppData\Local\Temp\3a4a38ed839a1f73825b8456fc1efa73a65a7af25ba3513472d05cfac5ecef78.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2884
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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⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2864
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C:\Windows\system32\taskeng.exetaskeng.exe {F3F66BCA-93CA-492D-8607-72A5FA05E07E} S-1-5-21-3533259084-2542256011-65585152-1000:XPAJOTIY\Admin:Interactive:[1]1⤵PID:1964
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe2⤵PID:1672
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2.0MB
MD5b79b4cd03a756603182dacdc540e73ce
SHA119621b0ef78c7ac0352d1809d11b84bf68e0a3a8
SHA25689c7d7612127a60e78ec4f5624526b3a477e25622ce951a67c01c34e8e0ce112
SHA5123ccb3ce463d3a0192ffb667a902c9b3a23d627f8885855295312ad4709463f4e99825db98b88cd848b3f1016e2df0fd7d5b73e5929c2d94f91dd538277df79b1
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb