Analysis
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max time kernel
2s -
max time network
42s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
02-12-2024 21:45
Behavioral task
behavioral1
Sample
4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe
Resource
win10v2004-20241007-en
General
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Target
4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe
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Size
2.0MB
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MD5
23c3754d9565df6ad592ce8a89442068
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SHA1
a734c9571929a7153cf543b130626ff9a65d7b95
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SHA256
4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b
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SHA512
6bb9bd7795ba1ae282544e60109f093a96754a8c6c8ae777ba71001f51b7ecb42385ee7a1145329abd1b625e705ce8548cd237c7a15882c3e612ed941886a4fb
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY9:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yf
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 3 IoCs
Processes:
resource yara_rule behavioral1/files/0x0008000000016c89-17.dat family_quasar behavioral1/memory/2952-48-0x0000000000BF0000-0x0000000000C4E000-memory.dmp family_quasar behavioral1/memory/2452-59-0x0000000000C60000-0x0000000000CBE000-memory.dmp family_quasar -
Executes dropped EXE 2 IoCs
Processes:
vnc.exewindef.exepid Process 2732 vnc.exe 2952 windef.exe -
Loads dropped DLL 12 IoCs
Processes:
4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exeWerFault.exepid Process 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe 2172 WerFault.exe 2172 WerFault.exe 2172 WerFault.exe 2172 WerFault.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exedescription ioc Process File opened (read-only) \??\x: 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe File opened (read-only) \??\e: 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe File opened (read-only) \??\g: 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe File opened (read-only) \??\h: 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe File opened (read-only) \??\i: 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe File opened (read-only) \??\s: 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe File opened (read-only) \??\u: 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe File opened (read-only) \??\l: 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe File opened (read-only) \??\m: 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe File opened (read-only) \??\r: 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe File opened (read-only) \??\y: 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe File opened (read-only) \??\q: 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe File opened (read-only) \??\t: 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe File opened (read-only) \??\a: 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe File opened (read-only) \??\b: 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe File opened (read-only) \??\k: 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe File opened (read-only) \??\n: 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe File opened (read-only) \??\o: 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe File opened (read-only) \??\p: 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe File opened (read-only) \??\w: 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe File opened (read-only) \??\z: 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe File opened (read-only) \??\j: 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe File opened (read-only) \??\v: 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.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.
Processes:
flow ioc 8 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
Processes:
4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exedescription pid Process procid_target PID 2220 set thread context of 2928 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.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
Processes:
WerFault.exepid pid_target Process procid_target 2172 2732 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.
Processes:
vnc.exe4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exewindef.exeschtasks.exe4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.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 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exeschtasks.exepid Process 2696 schtasks.exe 1864 schtasks.exe 2680 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exepid Process 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe -
Suspicious use of WriteProcessMemory 27 IoCs
Processes:
4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exevnc.exedescription pid Process procid_target PID 2220 wrote to memory of 2732 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe 30 PID 2220 wrote to memory of 2732 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe 30 PID 2220 wrote to memory of 2732 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe 30 PID 2220 wrote to memory of 2732 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe 30 PID 2732 wrote to memory of 2832 2732 vnc.exe 32 PID 2732 wrote to memory of 2832 2732 vnc.exe 32 PID 2732 wrote to memory of 2832 2732 vnc.exe 32 PID 2732 wrote to memory of 2832 2732 vnc.exe 32 PID 2220 wrote to memory of 2952 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe 31 PID 2220 wrote to memory of 2952 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe 31 PID 2220 wrote to memory of 2952 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe 31 PID 2220 wrote to memory of 2952 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe 31 PID 2220 wrote to memory of 2928 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe 33 PID 2220 wrote to memory of 2928 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe 33 PID 2220 wrote to memory of 2928 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe 33 PID 2220 wrote to memory of 2928 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe 33 PID 2732 wrote to memory of 2832 2732 vnc.exe 32 PID 2220 wrote to memory of 2928 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe 33 PID 2220 wrote to memory of 2928 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe 33 PID 2220 wrote to memory of 2696 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe 34 PID 2220 wrote to memory of 2696 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe 34 PID 2220 wrote to memory of 2696 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe 34 PID 2220 wrote to memory of 2696 2220 4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe 34 PID 2732 wrote to memory of 2172 2732 vnc.exe 36 PID 2732 wrote to memory of 2172 2732 vnc.exe 36 PID 2732 wrote to memory of 2172 2732 vnc.exe 36 PID 2732 wrote to memory of 2172 2732 vnc.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe"C:\Users\Admin\AppData\Local\Temp\4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.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:2220 -
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:2732 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:2832
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2732 -s 1603⤵
- Loads dropped DLL
- Program crash
PID:2172
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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:2952 -
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:1864
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"3⤵PID:2452
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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:2680
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C:\Users\Admin\AppData\Local\Temp\4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe"C:\Users\Admin\AppData\Local\Temp\4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2928
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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:2696
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
405KB
MD5b8ba87ee4c3fc085a2fed0d839aadce1
SHA1b3a2e3256406330e8b1779199bb2b9865122d766
SHA2564e8a99cd33c9e5c747a3ce8f1a3e17824846f4a8f7cb0631aebd0815db2ce3a4
SHA5127a775a12cd5bcd182d64be0d31f800b456ca6d1b531189cea9c72e1940871cfe92ccd005938f67bfa4784ae44c54b3a7ea29a5bb59766e98c78bf53b680f2ab2
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb