Analysis
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max time kernel
4s -
max time network
33s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
29-08-2024 02:25
Behavioral task
behavioral1
Sample
bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe
Resource
win10v2004-20240802-en
General
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Target
bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe
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Size
2.0MB
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MD5
60c77bd6f8153ff0468fc96258f3ae47
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SHA1
3f2fd4e6f1e6f12d31d63ba88b545ed878526df1
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SHA256
bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9
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SHA512
fd3dc7734cca2743aaf33f34f0a33dbc97d1f23b036992e91a184387fad7fa729d7135e2571a49e6411b7f101ba1bdb66bc072504eba8d0b3e0a2a4c44113d83
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYj:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YN
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 3 IoCs
resource yara_rule behavioral1/files/0x0014000000015fcc-26.dat family_quasar behavioral1/memory/2784-49-0x0000000001060000-0x00000000010BE000-memory.dmp family_quasar behavioral1/memory/1816-60-0x0000000000BC0000-0x0000000000C1E000-memory.dmp family_quasar -
Executes dropped EXE 3 IoCs
pid Process 800 vnc.exe 2784 windef.exe 1816 winsock.exe -
Loads dropped DLL 13 IoCs
pid Process 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe 2824 WerFault.exe 2824 WerFault.exe 2824 WerFault.exe 2824 WerFault.exe 2784 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) \??\z: bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe File opened (read-only) \??\k: bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe File opened (read-only) \??\l: bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe File opened (read-only) \??\n: bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe File opened (read-only) \??\q: bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe File opened (read-only) \??\s: bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe File opened (read-only) \??\u: bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe File opened (read-only) \??\x: bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe File opened (read-only) \??\r: bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe File opened (read-only) \??\g: bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe File opened (read-only) \??\m: bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe File opened (read-only) \??\p: bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe File opened (read-only) \??\y: bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe File opened (read-only) \??\t: bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe File opened (read-only) \??\a: bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe File opened (read-only) \??\b: bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe File opened (read-only) \??\e: bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe File opened (read-only) \??\h: bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe File opened (read-only) \??\i: bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe File opened (read-only) \??\j: bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe File opened (read-only) \??\o: bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe File opened (read-only) \??\v: bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe File opened (read-only) \??\w: bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.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 8 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1856 set thread context of 2796 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe 32 -
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 2824 800 WerFault.exe 29 -
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.
description 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 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.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 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.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 2252 schtasks.exe 1760 schtasks.exe 2600 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2784 windef.exe Token: SeDebugPrivilege 1816 winsock.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1816 winsock.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 1856 wrote to memory of 800 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe 29 PID 1856 wrote to memory of 800 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe 29 PID 1856 wrote to memory of 800 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe 29 PID 1856 wrote to memory of 800 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe 29 PID 800 wrote to memory of 2280 800 vnc.exe 30 PID 800 wrote to memory of 2280 800 vnc.exe 30 PID 800 wrote to memory of 2280 800 vnc.exe 30 PID 800 wrote to memory of 2280 800 vnc.exe 30 PID 1856 wrote to memory of 2784 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe 31 PID 1856 wrote to memory of 2784 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe 31 PID 1856 wrote to memory of 2784 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe 31 PID 1856 wrote to memory of 2784 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe 31 PID 800 wrote to memory of 2280 800 vnc.exe 30 PID 1856 wrote to memory of 2796 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe 32 PID 1856 wrote to memory of 2796 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe 32 PID 1856 wrote to memory of 2796 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe 32 PID 1856 wrote to memory of 2796 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe 32 PID 1856 wrote to memory of 2796 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe 32 PID 1856 wrote to memory of 2796 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe 32 PID 1856 wrote to memory of 1760 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe 33 PID 1856 wrote to memory of 1760 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe 33 PID 1856 wrote to memory of 1760 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe 33 PID 1856 wrote to memory of 1760 1856 bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe 33 PID 800 wrote to memory of 2824 800 vnc.exe 35 PID 800 wrote to memory of 2824 800 vnc.exe 35 PID 800 wrote to memory of 2824 800 vnc.exe 35 PID 800 wrote to memory of 2824 800 vnc.exe 35 PID 2784 wrote to memory of 2600 2784 windef.exe 37 PID 2784 wrote to memory of 2600 2784 windef.exe 37 PID 2784 wrote to memory of 2600 2784 windef.exe 37 PID 2784 wrote to memory of 2600 2784 windef.exe 37 PID 2784 wrote to memory of 1816 2784 windef.exe 39 PID 2784 wrote to memory of 1816 2784 windef.exe 39 PID 2784 wrote to memory of 1816 2784 windef.exe 39 PID 2784 wrote to memory of 1816 2784 windef.exe 39 PID 1816 wrote to memory of 2252 1816 winsock.exe 40 PID 1816 wrote to memory of 2252 1816 winsock.exe 40 PID 1816 wrote to memory of 2252 1816 winsock.exe 40 PID 1816 wrote to memory of 2252 1816 winsock.exe 40
Processes
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C:\Users\Admin\AppData\Local\Temp\bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe"C:\Users\Admin\AppData\Local\Temp\bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.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:1856 -
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:800 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:2280
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 800 -s 1603⤵
- Loads dropped DLL
- Program crash
PID:2824
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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:2784 -
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:2600
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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
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1816 -
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:2252
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C:\Users\Admin\AppData\Local\Temp\bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe"C:\Users\Admin\AppData\Local\Temp\bb229311d94e5d3c475a01e496ed93f68eac22f5c362fb34165d08a47f5c65c9.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2796
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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:1760
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb