Analysis
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max time kernel
1s -
max time network
32s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
24-01-2025 06:24
Behavioral task
behavioral1
Sample
f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe
Resource
win10v2004-20241007-en
General
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Target
f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe
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Size
2.0MB
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MD5
f79eefb90995844a704c85e10d6acf80
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SHA1
57ae598f7d019def8f4efc16427d97faef61e64f
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SHA256
f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aa
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SHA512
ce4b0f21c969d06c5181c1a102c95520f5234e88751d2fa376e70210da371cc75b3039774d378018cfbbc9863b1ea5e7c9aa5e5d7eeabbe1288f163088f3ccec
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYh:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yj
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 6 IoCs
resource yara_rule behavioral1/files/0x00080000000144c9-17.dat family_quasar behavioral1/memory/2560-46-0x0000000000D80000-0x0000000000DDE000-memory.dmp family_quasar behavioral1/memory/2780-60-0x0000000000350000-0x00000000003AE000-memory.dmp family_quasar behavioral1/files/0x00080000000145c0-62.dat family_quasar behavioral1/memory/2964-105-0x00000000002F0000-0x000000000034E000-memory.dmp family_quasar behavioral1/memory/3064-127-0x0000000000A20000-0x0000000000A7E000-memory.dmp family_quasar -
Executes dropped EXE 2 IoCs
pid Process 2140 vnc.exe 2560 windef.exe -
Loads dropped DLL 12 IoCs
pid Process 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe 2704 WerFault.exe 2704 WerFault.exe 2704 WerFault.exe 2704 WerFault.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) \??\o: f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe File opened (read-only) \??\s: f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe File opened (read-only) \??\t: f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe File opened (read-only) \??\u: f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe File opened (read-only) \??\g: f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe File opened (read-only) \??\j: f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe File opened (read-only) \??\n: f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe File opened (read-only) \??\v: f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe File opened (read-only) \??\w: f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe File opened (read-only) \??\a: f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe File opened (read-only) \??\b: f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe File opened (read-only) \??\e: f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe File opened (read-only) \??\h: f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe File opened (read-only) \??\q: f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe File opened (read-only) \??\r: f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe File opened (read-only) \??\i: f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe File opened (read-only) \??\k: f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe File opened (read-only) \??\l: f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe File opened (read-only) \??\m: f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe File opened (read-only) \??\p: f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe File opened (read-only) \??\x: f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe File opened (read-only) \??\y: f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe File opened (read-only) \??\z: f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.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 -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral1/files/0x00080000000145c0-62.dat autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2736 set thread context of 2616 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe 31 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 3 IoCs
pid pid_target Process procid_target 2704 2140 WerFault.exe 28 2900 1912 WerFault.exe 43 1908 2780 WerFault.exe 38 -
System Location Discovery: System Language Discovery 1 TTPs 5 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 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language windef.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2300 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2300 PING.EXE -
Scheduled Task/Job: Scheduled Task 1 TTPs 4 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2700 schtasks.exe 2792 schtasks.exe 840 schtasks.exe 1264 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2140 vnc.exe -
Suspicious use of WriteProcessMemory 27 IoCs
description pid Process procid_target PID 2736 wrote to memory of 2140 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe 28 PID 2736 wrote to memory of 2140 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe 28 PID 2736 wrote to memory of 2140 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe 28 PID 2736 wrote to memory of 2140 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe 28 PID 2140 wrote to memory of 2620 2140 vnc.exe 29 PID 2140 wrote to memory of 2620 2140 vnc.exe 29 PID 2140 wrote to memory of 2620 2140 vnc.exe 29 PID 2140 wrote to memory of 2620 2140 vnc.exe 29 PID 2140 wrote to memory of 2620 2140 vnc.exe 29 PID 2736 wrote to memory of 2560 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe 30 PID 2736 wrote to memory of 2560 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe 30 PID 2736 wrote to memory of 2560 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe 30 PID 2736 wrote to memory of 2560 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe 30 PID 2736 wrote to memory of 2616 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe 31 PID 2736 wrote to memory of 2616 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe 31 PID 2736 wrote to memory of 2616 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe 31 PID 2736 wrote to memory of 2616 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe 31 PID 2736 wrote to memory of 2616 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe 31 PID 2736 wrote to memory of 2616 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe 31 PID 2736 wrote to memory of 2700 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe 32 PID 2736 wrote to memory of 2700 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe 32 PID 2736 wrote to memory of 2700 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe 32 PID 2736 wrote to memory of 2700 2736 f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe 32 PID 2140 wrote to memory of 2704 2140 vnc.exe 34 PID 2140 wrote to memory of 2704 2140 vnc.exe 34 PID 2140 wrote to memory of 2704 2140 vnc.exe 34 PID 2140 wrote to memory of 2704 2140 vnc.exe 34
Processes
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C:\Users\Admin\AppData\Local\Temp\f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe"C:\Users\Admin\AppData\Local\Temp\f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.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:2736 -
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 behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2140 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:2620
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2140 -s 1803⤵
- Loads dropped DLL
- Program crash
PID:2704
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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
PID:2560 -
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⤵
- Scheduled Task/Job: Scheduled Task
PID:2792
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"3⤵PID:2780
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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 /f4⤵
- Scheduled Task/Job: Scheduled Task
PID:840
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C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\um7s79f8z0V1.bat" "4⤵PID:892
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C:\Windows\SysWOW64\chcp.comchcp 650015⤵PID:1500
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost5⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2300
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"5⤵PID:3064
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2780 -s 15164⤵
- Program crash
PID:1908
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C:\Users\Admin\AppData\Local\Temp\f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe"C:\Users\Admin\AppData\Local\Temp\f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2616
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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:2700
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C:\Windows\system32\taskeng.exetaskeng.exe {61FBC0B4-E91D-40E0-8195-BEE8D76D33B5} S-1-5-21-3063565911-2056067323-3330884624-1000:KHBTHJFA\Admin:Interactive:[1]1⤵PID:1928
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe2⤵PID:1984
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"3⤵PID:1912
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k4⤵PID:1684
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1912 -s 1604⤵
- Program crash
PID:2900
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"3⤵PID:2964
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"3⤵PID:3024
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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 /F3⤵
- Scheduled Task/Job: Scheduled Task
PID:1264
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
208B
MD5beab4313fe63859e43be747b920ede58
SHA1c0784f3dc1d3e8f4f35201865241eca5c784e80a
SHA256481fe9218de26d37a80f031a97c8891eee989ff4509503b2e5c2e6149ef203ff
SHA5121ea37693c7ad1cf866a1501fe5f196924cfe58e2e10b059188719a603a94cf9b45eba82ab1f27675e7304d9e8962a78909136f1c8bd5a7ad95e4f36badcf4dce
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Filesize
213B
MD52cebbeacef5616cce7c0847f87865c71
SHA165db9823b880d6b7d1c79bd0b1e0c006ff9a945a
SHA256c42abf935e6e9f9977d82332ca5750abc27ffa16c81a080472601d846655128e
SHA5126d47d7283093212ea47d90743d9a0eb2ab8d4a929bb33e318845d0e9e968c7871334d4e5233f2299fd1e0d52945a7567ae8b1e3f49b0f0dc85640d4d81d7faa0
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Filesize
2.0MB
MD5ca7055f7d47fc9fca0f1c788e383ee5c
SHA1565252e0e7f636b71215b012b056116502bcbfd0
SHA2560f244ab744f7f768872ef0731ad1a71e19bafa00a69638e408ce8da218a527b3
SHA512e499f16f6da1773eee546bbcab4e197d9312235bac48017635bd2845dac42473facebd9f31d7021e80dd7a9c9b6b9131ce4e2a0163cc9e12845815472f257aec
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb