Analysis
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max time kernel
2s -
max time network
34s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
22-10-2024 00:18
Behavioral task
behavioral1
Sample
dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe
Resource
win10v2004-20241007-en
General
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Target
dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe
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Size
2.0MB
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MD5
960ff540abee5ffceffa1542e18488d0
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SHA1
9777a87a1caac1e59e4f60f3aab007807a3a3f9a
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SHA256
dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5c
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SHA512
e912e09ae3d85729c7035a9d2f777637665891c728b35e0ccf04a6a22af3fa99cdcf010382241a9159a6236e3d7b8eec730a0f7a862c1b84d2a376a8fca764a1
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYR:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yr
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/0x000700000001938e-26.dat family_quasar behavioral1/memory/1248-48-0x00000000001B0000-0x000000000020E000-memory.dmp family_quasar behavioral1/memory/2124-60-0x00000000009F0000-0x0000000000A4E000-memory.dmp family_quasar -
Executes dropped EXE 3 IoCs
pid Process 2576 vnc.exe 1248 windef.exe 2124 winsock.exe -
Loads dropped DLL 13 IoCs
pid Process 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe 2868 WerFault.exe 2868 WerFault.exe 2868 WerFault.exe 2868 WerFault.exe 1248 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) \??\b: dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe File opened (read-only) \??\h: dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe File opened (read-only) \??\i: dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe File opened (read-only) \??\q: dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe File opened (read-only) \??\t: dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe File opened (read-only) \??\z: dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe File opened (read-only) \??\r: dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe File opened (read-only) \??\v: dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe File opened (read-only) \??\x: dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe File opened (read-only) \??\a: dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe File opened (read-only) \??\e: dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe File opened (read-only) \??\g: dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe File opened (read-only) \??\j: dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe File opened (read-only) \??\l: dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe File opened (read-only) \??\m: dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe File opened (read-only) \??\p: dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe File opened (read-only) \??\s: dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe File opened (read-only) \??\w: dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe File opened (read-only) \??\y: dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe File opened (read-only) \??\k: dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe File opened (read-only) \??\n: dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe File opened (read-only) \??\o: dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe File opened (read-only) \??\u: dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.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 2 IoCs
description pid Process procid_target PID 2372 set thread context of 1952 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe 33 PID 2576 set thread context of 2988 2576 vnc.exe 31 -
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 2868 2576 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 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.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 schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winsock.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 2764 schtasks.exe 2036 schtasks.exe 2072 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2576 vnc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1248 windef.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2372 wrote to memory of 2576 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe 30 PID 2372 wrote to memory of 2576 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe 30 PID 2372 wrote to memory of 2576 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe 30 PID 2372 wrote to memory of 2576 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe 30 PID 2576 wrote to memory of 2988 2576 vnc.exe 31 PID 2576 wrote to memory of 2988 2576 vnc.exe 31 PID 2576 wrote to memory of 2988 2576 vnc.exe 31 PID 2576 wrote to memory of 2988 2576 vnc.exe 31 PID 2576 wrote to memory of 2988 2576 vnc.exe 31 PID 2372 wrote to memory of 1248 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe 32 PID 2372 wrote to memory of 1248 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe 32 PID 2372 wrote to memory of 1248 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe 32 PID 2372 wrote to memory of 1248 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe 32 PID 2372 wrote to memory of 1952 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe 33 PID 2372 wrote to memory of 1952 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe 33 PID 2372 wrote to memory of 1952 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe 33 PID 2372 wrote to memory of 1952 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe 33 PID 2372 wrote to memory of 1952 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe 33 PID 2372 wrote to memory of 1952 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe 33 PID 2372 wrote to memory of 2764 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe 34 PID 2372 wrote to memory of 2764 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe 34 PID 2372 wrote to memory of 2764 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe 34 PID 2372 wrote to memory of 2764 2372 dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe 34 PID 2576 wrote to memory of 2988 2576 vnc.exe 31 PID 2576 wrote to memory of 2868 2576 vnc.exe 36 PID 2576 wrote to memory of 2868 2576 vnc.exe 36 PID 2576 wrote to memory of 2868 2576 vnc.exe 36 PID 2576 wrote to memory of 2868 2576 vnc.exe 36 PID 1248 wrote to memory of 2036 1248 windef.exe 38 PID 1248 wrote to memory of 2036 1248 windef.exe 38 PID 1248 wrote to memory of 2036 1248 windef.exe 38 PID 1248 wrote to memory of 2036 1248 windef.exe 38 PID 1248 wrote to memory of 2124 1248 windef.exe 40 PID 1248 wrote to memory of 2124 1248 windef.exe 40 PID 1248 wrote to memory of 2124 1248 windef.exe 40 PID 1248 wrote to memory of 2124 1248 windef.exe 40
Processes
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C:\Users\Admin\AppData\Local\Temp\dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe"C:\Users\Admin\AppData\Local\Temp\dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.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:2372 -
C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2576 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:2988
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 1803⤵
- Loads dropped DLL
- Program crash
PID:2868
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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:1248 -
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:2036
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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
PID:2124 -
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:2072
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C:\Users\Admin\AppData\Local\Temp\dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe"C:\Users\Admin\AppData\Local\Temp\dc86d27676c9fbf2fb127d4d282d27baadd9223b404e082bcc8e1a80f7fe0a5cN.exe"2⤵
- System Location Discovery: System Language Discovery
PID:1952
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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:2764
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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