Analysis
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max time kernel
3s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
20-01-2025 16:09
Behavioral task
behavioral1
Sample
a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe
Resource
win10v2004-20241007-en
General
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Target
a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe
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Size
2.0MB
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MD5
bbba3db918e2eb93332d6689336bf660
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SHA1
b913c58793097f42b7d2eeea45b0f4dd31b7379a
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SHA256
a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae
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SHA512
ccd487931047f919ee911e0be3286b00f69d6355d4fdf89e5bf9bad7aa394b3f322a04f11c9b9afb00fdcd2f338d4302526e70a3fd3e1c80a3635e2adff14d22
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYN:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y7
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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Azorult family
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Quasar family
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Quasar payload 3 IoCs
resource yara_rule behavioral1/files/0x0008000000016c58-20.dat family_quasar behavioral1/memory/2788-43-0x0000000000810000-0x000000000086E000-memory.dmp family_quasar behavioral1/memory/3040-57-0x0000000000120000-0x000000000017E000-memory.dmp family_quasar -
Executes dropped EXE 3 IoCs
pid Process 2408 vnc.exe 2788 windef.exe 3040 winsock.exe -
Loads dropped DLL 13 IoCs
pid Process 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 2636 WerFault.exe 2636 WerFault.exe 2636 WerFault.exe 2636 WerFault.exe 2788 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) \??\u: a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe File opened (read-only) \??\x: a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe File opened (read-only) \??\j: a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe File opened (read-only) \??\g: a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe File opened (read-only) \??\h: a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe File opened (read-only) \??\p: a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe File opened (read-only) \??\r: a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe File opened (read-only) \??\v: a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe File opened (read-only) \??\w: a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe File opened (read-only) \??\a: a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe File opened (read-only) \??\m: a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe File opened (read-only) \??\n: a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe File opened (read-only) \??\q: a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe File opened (read-only) \??\s: a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe File opened (read-only) \??\t: a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe File opened (read-only) \??\y: a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe File opened (read-only) \??\i: a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe File opened (read-only) \??\e: a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe File opened (read-only) \??\k: a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe File opened (read-only) \??\l: a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe File opened (read-only) \??\o: a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe File opened (read-only) \??\z: a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe File opened (read-only) \??\b: a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.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 4 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2156 set thread context of 2808 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 33 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 2636 2408 WerFault.exe 30 -
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 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 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 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 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.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 2452 schtasks.exe 2968 schtasks.exe 2956 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2788 windef.exe Token: SeDebugPrivilege 3040 winsock.exe -
Suspicious use of WriteProcessMemory 35 IoCs
description pid Process procid_target PID 2156 wrote to memory of 2408 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 30 PID 2156 wrote to memory of 2408 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 30 PID 2156 wrote to memory of 2408 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 30 PID 2156 wrote to memory of 2408 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 30 PID 2408 wrote to memory of 2572 2408 vnc.exe 32 PID 2408 wrote to memory of 2572 2408 vnc.exe 32 PID 2408 wrote to memory of 2572 2408 vnc.exe 32 PID 2408 wrote to memory of 2572 2408 vnc.exe 32 PID 2408 wrote to memory of 2572 2408 vnc.exe 32 PID 2156 wrote to memory of 2788 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 31 PID 2156 wrote to memory of 2788 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 31 PID 2156 wrote to memory of 2788 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 31 PID 2156 wrote to memory of 2788 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 31 PID 2156 wrote to memory of 2808 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 33 PID 2156 wrote to memory of 2808 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 33 PID 2156 wrote to memory of 2808 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 33 PID 2156 wrote to memory of 2808 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 33 PID 2156 wrote to memory of 2808 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 33 PID 2156 wrote to memory of 2808 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 33 PID 2156 wrote to memory of 2452 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 34 PID 2156 wrote to memory of 2452 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 34 PID 2156 wrote to memory of 2452 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 34 PID 2156 wrote to memory of 2452 2156 a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe 34 PID 2408 wrote to memory of 2636 2408 vnc.exe 36 PID 2408 wrote to memory of 2636 2408 vnc.exe 36 PID 2408 wrote to memory of 2636 2408 vnc.exe 36 PID 2408 wrote to memory of 2636 2408 vnc.exe 36 PID 2788 wrote to memory of 2968 2788 windef.exe 38 PID 2788 wrote to memory of 2968 2788 windef.exe 38 PID 2788 wrote to memory of 2968 2788 windef.exe 38 PID 2788 wrote to memory of 2968 2788 windef.exe 38 PID 2788 wrote to memory of 3040 2788 windef.exe 40 PID 2788 wrote to memory of 3040 2788 windef.exe 40 PID 2788 wrote to memory of 3040 2788 windef.exe 40 PID 2788 wrote to memory of 3040 2788 windef.exe 40
Processes
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C:\Users\Admin\AppData\Local\Temp\a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe"C:\Users\Admin\AppData\Local\Temp\a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.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:2156 -
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:2408 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:2572
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2408 -s 1603⤵
- Loads dropped DLL
- Program crash
PID:2636
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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:2788 -
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:2968
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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
- Suspicious use of AdjustPrivilegeToken
PID:3040 -
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:2956
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C:\Users\Admin\AppData\Local\Temp\a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe"C:\Users\Admin\AppData\Local\Temp\a7f9aa50d1994d996533baf022e293275ab7dc27e6c039753a9ca1ac29d5f5ae.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2808
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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:2452
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb