Analysis
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max time kernel
5s -
max time network
109s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
23-08-2024 20:22
Behavioral task
behavioral1
Sample
a691722fdd483c17e0de0f6376bd7dc0N.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
a691722fdd483c17e0de0f6376bd7dc0N.exe
Resource
win10v2004-20240802-en
General
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Target
a691722fdd483c17e0de0f6376bd7dc0N.exe
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Size
2.0MB
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MD5
a691722fdd483c17e0de0f6376bd7dc0
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SHA1
b1d2a77d3cae763fb8a8637cbab2bc56599ffecf
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SHA256
fff4f11dbc7943d89fcfa04aef243e4b214a19615183302d6b619416060502ae
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SHA512
79564e3df72bd6cf818466b36dc0b1ac03c81c5c57e5e7a861aa4e37735308015f6558cb5579d6e48fa0636b4b86d8b39146a25c2153511fd07e099db4371aa9
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYy:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YA
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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description flow ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a691722fdd483c17e0de0f6376bd7dc0N.exe 7 ip-api.com Process not Found 58 ip-api.com Process not Found -
Quasar payload 3 IoCs
resource yara_rule behavioral2/files/0x000700000002343b-12.dat family_quasar behavioral2/memory/3948-31-0x0000000000FD0000-0x000000000102E000-memory.dmp family_quasar behavioral2/files/0x000700000002343d-52.dat family_quasar -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation a691722fdd483c17e0de0f6376bd7dc0N.exe -
Executes dropped EXE 3 IoCs
pid Process 636 vnc.exe 3948 windef.exe 2664 winsock.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) \??\k: a691722fdd483c17e0de0f6376bd7dc0N.exe File opened (read-only) \??\z: a691722fdd483c17e0de0f6376bd7dc0N.exe File opened (read-only) \??\t: a691722fdd483c17e0de0f6376bd7dc0N.exe File opened (read-only) \??\u: a691722fdd483c17e0de0f6376bd7dc0N.exe File opened (read-only) \??\w: a691722fdd483c17e0de0f6376bd7dc0N.exe File opened (read-only) \??\b: a691722fdd483c17e0de0f6376bd7dc0N.exe File opened (read-only) \??\g: a691722fdd483c17e0de0f6376bd7dc0N.exe File opened (read-only) \??\i: a691722fdd483c17e0de0f6376bd7dc0N.exe File opened (read-only) \??\m: a691722fdd483c17e0de0f6376bd7dc0N.exe File opened (read-only) \??\r: a691722fdd483c17e0de0f6376bd7dc0N.exe File opened (read-only) \??\x: a691722fdd483c17e0de0f6376bd7dc0N.exe File opened (read-only) \??\e: a691722fdd483c17e0de0f6376bd7dc0N.exe File opened (read-only) \??\p: a691722fdd483c17e0de0f6376bd7dc0N.exe File opened (read-only) \??\q: a691722fdd483c17e0de0f6376bd7dc0N.exe File opened (read-only) \??\s: a691722fdd483c17e0de0f6376bd7dc0N.exe File opened (read-only) \??\v: a691722fdd483c17e0de0f6376bd7dc0N.exe File opened (read-only) \??\o: a691722fdd483c17e0de0f6376bd7dc0N.exe File opened (read-only) \??\y: a691722fdd483c17e0de0f6376bd7dc0N.exe File opened (read-only) \??\a: a691722fdd483c17e0de0f6376bd7dc0N.exe File opened (read-only) \??\h: a691722fdd483c17e0de0f6376bd7dc0N.exe File opened (read-only) \??\j: a691722fdd483c17e0de0f6376bd7dc0N.exe File opened (read-only) \??\l: a691722fdd483c17e0de0f6376bd7dc0N.exe File opened (read-only) \??\n: a691722fdd483c17e0de0f6376bd7dc0N.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.
flow ioc 7 ip-api.com 58 ip-api.com -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/files/0x000700000002343d-52.dat autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1308 set thread context of 3008 1308 a691722fdd483c17e0de0f6376bd7dc0N.exe 90 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 4 IoCs
pid pid_target Process procid_target 320 636 WerFault.exe 84 4308 2664 WerFault.exe 99 3312 3012 WerFault.exe 120 4900 4384 WerFault.exe 116 -
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 windef.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a691722fdd483c17e0de0f6376bd7dc0N.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 a691722fdd483c17e0de0f6376bd7dc0N.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.
pid Process 2672 PING.EXE 2828 PING.EXE -
Runs ping.exe 1 TTPs 2 IoCs
pid Process 2828 PING.EXE 2672 PING.EXE -
Scheduled Task/Job: Scheduled Task 1 TTPs 6 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1396 schtasks.exe 4236 schtasks.exe 4552 schtasks.exe 3728 schtasks.exe 3124 schtasks.exe 1792 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1308 a691722fdd483c17e0de0f6376bd7dc0N.exe 1308 a691722fdd483c17e0de0f6376bd7dc0N.exe 1308 a691722fdd483c17e0de0f6376bd7dc0N.exe 1308 a691722fdd483c17e0de0f6376bd7dc0N.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3948 windef.exe Token: SeDebugPrivilege 2664 winsock.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2664 winsock.exe -
Suspicious use of WriteProcessMemory 26 IoCs
description pid Process procid_target PID 1308 wrote to memory of 636 1308 a691722fdd483c17e0de0f6376bd7dc0N.exe 84 PID 1308 wrote to memory of 636 1308 a691722fdd483c17e0de0f6376bd7dc0N.exe 84 PID 1308 wrote to memory of 636 1308 a691722fdd483c17e0de0f6376bd7dc0N.exe 84 PID 636 wrote to memory of 4808 636 vnc.exe 87 PID 636 wrote to memory of 4808 636 vnc.exe 87 PID 1308 wrote to memory of 3948 1308 a691722fdd483c17e0de0f6376bd7dc0N.exe 88 PID 1308 wrote to memory of 3948 1308 a691722fdd483c17e0de0f6376bd7dc0N.exe 88 PID 1308 wrote to memory of 3948 1308 a691722fdd483c17e0de0f6376bd7dc0N.exe 88 PID 636 wrote to memory of 4808 636 vnc.exe 87 PID 1308 wrote to memory of 3008 1308 a691722fdd483c17e0de0f6376bd7dc0N.exe 90 PID 1308 wrote to memory of 3008 1308 a691722fdd483c17e0de0f6376bd7dc0N.exe 90 PID 1308 wrote to memory of 3008 1308 a691722fdd483c17e0de0f6376bd7dc0N.exe 90 PID 1308 wrote to memory of 3008 1308 a691722fdd483c17e0de0f6376bd7dc0N.exe 90 PID 1308 wrote to memory of 3008 1308 a691722fdd483c17e0de0f6376bd7dc0N.exe 90 PID 1308 wrote to memory of 1396 1308 a691722fdd483c17e0de0f6376bd7dc0N.exe 92 PID 1308 wrote to memory of 1396 1308 a691722fdd483c17e0de0f6376bd7dc0N.exe 92 PID 1308 wrote to memory of 1396 1308 a691722fdd483c17e0de0f6376bd7dc0N.exe 92 PID 3948 wrote to memory of 4236 3948 windef.exe 97 PID 3948 wrote to memory of 4236 3948 windef.exe 97 PID 3948 wrote to memory of 4236 3948 windef.exe 97 PID 3948 wrote to memory of 2664 3948 windef.exe 99 PID 3948 wrote to memory of 2664 3948 windef.exe 99 PID 3948 wrote to memory of 2664 3948 windef.exe 99 PID 2664 wrote to memory of 4552 2664 winsock.exe 100 PID 2664 wrote to memory of 4552 2664 winsock.exe 100 PID 2664 wrote to memory of 4552 2664 winsock.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\a691722fdd483c17e0de0f6376bd7dc0N.exe"C:\Users\Admin\AppData\Local\Temp\a691722fdd483c17e0de0f6376bd7dc0N.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:1308 -
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:636 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:4808
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 5483⤵
- Program crash
PID:320
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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:3948 -
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:4236
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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:2664 -
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:4552
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\uWBpW6BYDinC.bat" "4⤵PID:5012
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C:\Windows\SysWOW64\chcp.comchcp 650015⤵PID:3636
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost5⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2672
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"5⤵PID:4384
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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:3728
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\5Vttn4Vxh8xc.bat" "6⤵PID:2084
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C:\Windows\SysWOW64\chcp.comchcp 650017⤵PID:2152
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost7⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2828
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"7⤵PID:4724
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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:1792
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4384 -s 22166⤵
- Program crash
PID:4900
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2664 -s 22164⤵
- Program crash
PID:4308
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C:\Users\Admin\AppData\Local\Temp\a691722fdd483c17e0de0f6376bd7dc0N.exe"C:\Users\Admin\AppData\Local\Temp\a691722fdd483c17e0de0f6376bd7dc0N.exe"2⤵
- System Location Discovery: System Language Discovery
PID:3008
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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:1396
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 636 -ip 6361⤵PID:1472
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 352 -p 2664 -ip 26641⤵PID:1536
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe1⤵PID:5076
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"2⤵PID:3012
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:1184
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3012 -s 5203⤵
- Program crash
PID:3312
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"2⤵PID:2504
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"2⤵PID:4792
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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:3124
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3012 -ip 30121⤵PID:3788
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4384 -ip 43841⤵PID:1504
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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:212
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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:468
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
MD52151b65fc9576f66ace9787091d18d64
SHA1d3317cf0a3f52e7f0f6e951914c9959e263845bc
SHA256b768d50e1d317b328f6aa34271ca10e98f1ebbb0216ce3d1368ee672a851a0b0
SHA5125ce5b89983c762c647b10f35603ee3ad38880e93cd3546abbf89b55d0afdcce0766c541e24719bb41e8ba65d8c1269762d33dbffbcc58029b4db094a1b2986ea
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Filesize
208B
MD582ae92a7a25200d134339947dbd7dc93
SHA11de3cf7630069d58b463497f24880da4d14bb2ff
SHA25629c923af3e6185f1ad7321a4b15c61157367851cfbececb8b83da779c89738ac
SHA512935f91871dcf61a456481981f8b38b0526bfc6a470f40f5223891140d7e28e466f8b23748bb846b63e06025d9c0830ac6f632c5cd3303bc3745d2d31233890f3
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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
MD5ae482ce03bfcc6c02490adc745410bc3
SHA1da4c18e5ff50b8ef757a449f1bd0098d33a7d9e7
SHA25641341b7f120ff92a0f6af5e79a815fc70b66a0ec67c555d25948f64b521e961b
SHA512c1d06b3c2d3bcde6addb692ef33032f6dbacbba43719735386410264dac9dc77e51e24078efbfa4ff207b24caf1b4a82d877535a2995c999dbb8176300db485d
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Filesize
224B
MD5dd0b47fb4d912df9d5a4d2ff19021be1
SHA115a9f3478265e17bbbb6275026a795618a8dba27
SHA256c0abffd3fb0886bd36c6595a32845cfa035aa3f35e2f92ed198bb8649430d388
SHA5122f676b7250ca419cabf388e9c8b8c6121579e33ba2b20ebaf62649d8bfbf98e9e0094f9071b8b6956e9482a29d76862b867288567e96d84deedbc4e4085642ed
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Filesize
2.0MB
MD57025ed3a0e29ff3984ab9867abc1c038
SHA1b229b3baa148373fdbffb56c9c915769c5fbd42a
SHA256f55d45735a40e6a771a1978a5cb1be5fc18c158a6c6272154d080d5348e82f9d
SHA512c270cb5f1ee80363c25dfad608fc072bc6bcf5226d714eeab1d1d5423ad7c5dfbdfcec90bacd8b1ab30863ea82c0036ac7e6e33689ae19f560c90814146b22f8