Analysis
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max time kernel
3s -
max time network
39s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
11-09-2024 16:37
Behavioral task
behavioral1
Sample
8ce13b810d29f411d891acc9ca4a9750N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
8ce13b810d29f411d891acc9ca4a9750N.exe
Resource
win10v2004-20240802-en
General
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Target
8ce13b810d29f411d891acc9ca4a9750N.exe
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Size
2.0MB
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MD5
8ce13b810d29f411d891acc9ca4a9750
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SHA1
c91eafc187a99fe887bc0ec86facb33804933b09
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SHA256
b53f00e044f31150953f2094c3428cc2b4904c1bed176ae8675cfb022e44e34f
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SHA512
4bf10ad16737db76a07a6892bf0ddce6fb6cc9174517cfad0f63d3ab8f7d5f4e34e43f3c74289d62f27719296e4f488de2c9b922a0ef224081fb059a0b15b820
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYQ:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yu
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/0x0008000000019284-26.dat family_quasar behavioral1/memory/2260-45-0x0000000000150000-0x00000000001AE000-memory.dmp family_quasar behavioral1/memory/2856-59-0x0000000001070000-0x00000000010CE000-memory.dmp family_quasar -
Executes dropped EXE 2 IoCs
pid Process 2096 vnc.exe 2260 windef.exe -
Loads dropped DLL 12 IoCs
pid Process 2388 8ce13b810d29f411d891acc9ca4a9750N.exe 2388 8ce13b810d29f411d891acc9ca4a9750N.exe 2388 8ce13b810d29f411d891acc9ca4a9750N.exe 2388 8ce13b810d29f411d891acc9ca4a9750N.exe 2388 8ce13b810d29f411d891acc9ca4a9750N.exe 2388 8ce13b810d29f411d891acc9ca4a9750N.exe 2388 8ce13b810d29f411d891acc9ca4a9750N.exe 2388 8ce13b810d29f411d891acc9ca4a9750N.exe 2776 WerFault.exe 2776 WerFault.exe 2776 WerFault.exe 2776 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) \??\s: 8ce13b810d29f411d891acc9ca4a9750N.exe File opened (read-only) \??\w: 8ce13b810d29f411d891acc9ca4a9750N.exe File opened (read-only) \??\x: 8ce13b810d29f411d891acc9ca4a9750N.exe File opened (read-only) \??\y: 8ce13b810d29f411d891acc9ca4a9750N.exe File opened (read-only) \??\l: 8ce13b810d29f411d891acc9ca4a9750N.exe File opened (read-only) \??\o: 8ce13b810d29f411d891acc9ca4a9750N.exe File opened (read-only) \??\h: 8ce13b810d29f411d891acc9ca4a9750N.exe File opened (read-only) \??\n: 8ce13b810d29f411d891acc9ca4a9750N.exe File opened (read-only) \??\r: 8ce13b810d29f411d891acc9ca4a9750N.exe File opened (read-only) \??\a: 8ce13b810d29f411d891acc9ca4a9750N.exe File opened (read-only) \??\e: 8ce13b810d29f411d891acc9ca4a9750N.exe File opened (read-only) \??\j: 8ce13b810d29f411d891acc9ca4a9750N.exe File opened (read-only) \??\k: 8ce13b810d29f411d891acc9ca4a9750N.exe File opened (read-only) \??\b: 8ce13b810d29f411d891acc9ca4a9750N.exe File opened (read-only) \??\i: 8ce13b810d29f411d891acc9ca4a9750N.exe File opened (read-only) \??\p: 8ce13b810d29f411d891acc9ca4a9750N.exe File opened (read-only) \??\q: 8ce13b810d29f411d891acc9ca4a9750N.exe File opened (read-only) \??\t: 8ce13b810d29f411d891acc9ca4a9750N.exe File opened (read-only) \??\u: 8ce13b810d29f411d891acc9ca4a9750N.exe File opened (read-only) \??\v: 8ce13b810d29f411d891acc9ca4a9750N.exe File opened (read-only) \??\z: 8ce13b810d29f411d891acc9ca4a9750N.exe File opened (read-only) \??\g: 8ce13b810d29f411d891acc9ca4a9750N.exe File opened (read-only) \??\m: 8ce13b810d29f411d891acc9ca4a9750N.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 2388 set thread context of 2704 2388 8ce13b810d29f411d891acc9ca4a9750N.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 2776 2096 WerFault.exe 30 -
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 8ce13b810d29f411d891acc9ca4a9750N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8ce13b810d29f411d891acc9ca4a9750N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language windef.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.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 2732 schtasks.exe 540 schtasks.exe 320 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2388 8ce13b810d29f411d891acc9ca4a9750N.exe 2388 8ce13b810d29f411d891acc9ca4a9750N.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2260 windef.exe -
Suspicious use of WriteProcessMemory 27 IoCs
description pid Process procid_target PID 2388 wrote to memory of 2096 2388 8ce13b810d29f411d891acc9ca4a9750N.exe 30 PID 2388 wrote to memory of 2096 2388 8ce13b810d29f411d891acc9ca4a9750N.exe 30 PID 2388 wrote to memory of 2096 2388 8ce13b810d29f411d891acc9ca4a9750N.exe 30 PID 2388 wrote to memory of 2096 2388 8ce13b810d29f411d891acc9ca4a9750N.exe 30 PID 2388 wrote to memory of 2260 2388 8ce13b810d29f411d891acc9ca4a9750N.exe 31 PID 2388 wrote to memory of 2260 2388 8ce13b810d29f411d891acc9ca4a9750N.exe 31 PID 2388 wrote to memory of 2260 2388 8ce13b810d29f411d891acc9ca4a9750N.exe 31 PID 2388 wrote to memory of 2260 2388 8ce13b810d29f411d891acc9ca4a9750N.exe 31 PID 2388 wrote to memory of 2704 2388 8ce13b810d29f411d891acc9ca4a9750N.exe 33 PID 2388 wrote to memory of 2704 2388 8ce13b810d29f411d891acc9ca4a9750N.exe 33 PID 2388 wrote to memory of 2704 2388 8ce13b810d29f411d891acc9ca4a9750N.exe 33 PID 2388 wrote to memory of 2704 2388 8ce13b810d29f411d891acc9ca4a9750N.exe 33 PID 2388 wrote to memory of 2704 2388 8ce13b810d29f411d891acc9ca4a9750N.exe 33 PID 2388 wrote to memory of 2704 2388 8ce13b810d29f411d891acc9ca4a9750N.exe 33 PID 2096 wrote to memory of 2040 2096 vnc.exe 32 PID 2096 wrote to memory of 2040 2096 vnc.exe 32 PID 2096 wrote to memory of 2040 2096 vnc.exe 32 PID 2096 wrote to memory of 2040 2096 vnc.exe 32 PID 2096 wrote to memory of 2040 2096 vnc.exe 32 PID 2388 wrote to memory of 2732 2388 8ce13b810d29f411d891acc9ca4a9750N.exe 34 PID 2388 wrote to memory of 2732 2388 8ce13b810d29f411d891acc9ca4a9750N.exe 34 PID 2388 wrote to memory of 2732 2388 8ce13b810d29f411d891acc9ca4a9750N.exe 34 PID 2388 wrote to memory of 2732 2388 8ce13b810d29f411d891acc9ca4a9750N.exe 34 PID 2096 wrote to memory of 2776 2096 vnc.exe 36 PID 2096 wrote to memory of 2776 2096 vnc.exe 36 PID 2096 wrote to memory of 2776 2096 vnc.exe 36 PID 2096 wrote to memory of 2776 2096 vnc.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\8ce13b810d29f411d891acc9ca4a9750N.exe"C:\Users\Admin\AppData\Local\Temp\8ce13b810d29f411d891acc9ca4a9750N.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:2388 -
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:2096 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:2040
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2096 -s 1603⤵
- Loads dropped DLL
- Program crash
PID:2776
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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
PID:2260 -
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:540
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"3⤵PID:2856
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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:320
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C:\Users\Admin\AppData\Local\Temp\8ce13b810d29f411d891acc9ca4a9750N.exe"C:\Users\Admin\AppData\Local\Temp\8ce13b810d29f411d891acc9ca4a9750N.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2704
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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:2732
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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