Analysis
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max time kernel
2s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
11-10-2024 02:44
Behavioral task
behavioral1
Sample
a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe
Resource
win10v2004-20241007-en
General
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Target
a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe
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Size
2.0MB
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MD5
35d64806c83e40323809a0f5d65cb010
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SHA1
89797682194294de224ce2aa895b7d4c437a831f
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SHA256
a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331
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SHA512
dc570864b8fbf42766fde1b1da0f56bb4e53129ba06daa3d732f81acdeabfe39de323b78940cb0402cff296355b23fa783954b524269b72a3f346e807c9d63f5
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYj:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y1
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 4 IoCs
Processes:
resource yara_rule behavioral1/memory/2264-31-0x0000000000BA0000-0x0000000000BFE000-memory.dmp family_quasar behavioral1/memory/2408-58-0x0000000000260000-0x00000000002BE000-memory.dmp family_quasar behavioral1/memory/2264-31-0x0000000000BA0000-0x0000000000BFE000-memory.dmp family_quasar behavioral1/memory/2408-58-0x0000000000260000-0x00000000002BE000-memory.dmp family_quasar -
Executes dropped EXE 4 IoCs
Processes:
vnc.exewindef.exepid process 2004 vnc.exe 2264 windef.exe 2004 vnc.exe 2264 windef.exe -
Loads dropped DLL 24 IoCs
Processes:
a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exeWerFault.exepid process 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe 2884 WerFault.exe 2884 WerFault.exe 2884 WerFault.exe 2884 WerFault.exe 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe 2884 WerFault.exe 2884 WerFault.exe 2884 WerFault.exe 2884 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:
a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exedescription ioc process File opened (read-only) \??\m: a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe File opened (read-only) \??\r: a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe File opened (read-only) \??\n: a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe File opened (read-only) \??\x: a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe File opened (read-only) \??\i: a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe File opened (read-only) \??\k: a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe File opened (read-only) \??\l: a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe File opened (read-only) \??\j: a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe File opened (read-only) \??\p: a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe File opened (read-only) \??\s: a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe File opened (read-only) \??\t: a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe File opened (read-only) \??\v: a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe File opened (read-only) \??\a: a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe File opened (read-only) \??\e: a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe File opened (read-only) \??\h: a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe File opened (read-only) \??\z: a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe File opened (read-only) \??\q: a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe File opened (read-only) \??\u: a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe File opened (read-only) \??\w: a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe File opened (read-only) \??\y: a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe File opened (read-only) \??\b: a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe File opened (read-only) \??\g: a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe File opened (read-only) \??\o: a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.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 4 ip-api.com -
Suspicious use of SetThreadContext 2 IoCs
Processes:
a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exedescription pid process target process PID 2672 set thread context of 2740 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe PID 2672 set thread context of 2740 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
Processes:
WerFault.exepid pid_target process target process 2884 2004 WerFault.exe vnc.exe 2884 2004 WerFault.exe vnc.exe -
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.exewindef.exea7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exeschtasks.exea7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vnc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language windef.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.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 2880 schtasks.exe 2124 schtasks.exe 1196 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exepid process 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
windef.exedescription pid process Token: SeDebugPrivilege 2264 windef.exe Token: SeDebugPrivilege 2264 windef.exe -
Suspicious use of WriteProcessMemory 54 IoCs
Processes:
a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exevnc.exedescription pid process target process PID 2672 wrote to memory of 2004 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe vnc.exe PID 2672 wrote to memory of 2004 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe vnc.exe PID 2672 wrote to memory of 2004 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe vnc.exe PID 2672 wrote to memory of 2004 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe vnc.exe PID 2004 wrote to memory of 2252 2004 vnc.exe svchost.exe PID 2004 wrote to memory of 2252 2004 vnc.exe svchost.exe PID 2004 wrote to memory of 2252 2004 vnc.exe svchost.exe PID 2004 wrote to memory of 2252 2004 vnc.exe svchost.exe PID 2672 wrote to memory of 2264 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe windef.exe PID 2672 wrote to memory of 2264 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe windef.exe PID 2672 wrote to memory of 2264 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe windef.exe PID 2672 wrote to memory of 2264 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe windef.exe PID 2004 wrote to memory of 2252 2004 vnc.exe svchost.exe PID 2672 wrote to memory of 2740 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe PID 2672 wrote to memory of 2740 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe PID 2672 wrote to memory of 2740 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe PID 2672 wrote to memory of 2740 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe PID 2672 wrote to memory of 2740 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe PID 2672 wrote to memory of 2740 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe PID 2004 wrote to memory of 2884 2004 vnc.exe WerFault.exe PID 2004 wrote to memory of 2884 2004 vnc.exe WerFault.exe PID 2004 wrote to memory of 2884 2004 vnc.exe WerFault.exe PID 2004 wrote to memory of 2884 2004 vnc.exe WerFault.exe PID 2672 wrote to memory of 2880 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe schtasks.exe PID 2672 wrote to memory of 2880 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe schtasks.exe PID 2672 wrote to memory of 2880 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe schtasks.exe PID 2672 wrote to memory of 2880 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe schtasks.exe PID 2672 wrote to memory of 2004 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe vnc.exe PID 2672 wrote to memory of 2004 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe vnc.exe PID 2672 wrote to memory of 2004 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe vnc.exe PID 2672 wrote to memory of 2004 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe vnc.exe PID 2004 wrote to memory of 2252 2004 vnc.exe svchost.exe PID 2004 wrote to memory of 2252 2004 vnc.exe svchost.exe PID 2004 wrote to memory of 2252 2004 vnc.exe svchost.exe PID 2004 wrote to memory of 2252 2004 vnc.exe svchost.exe PID 2672 wrote to memory of 2264 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe windef.exe PID 2672 wrote to memory of 2264 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe windef.exe PID 2672 wrote to memory of 2264 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe windef.exe PID 2672 wrote to memory of 2264 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe windef.exe PID 2004 wrote to memory of 2252 2004 vnc.exe svchost.exe PID 2672 wrote to memory of 2740 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe PID 2672 wrote to memory of 2740 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe PID 2672 wrote to memory of 2740 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe PID 2672 wrote to memory of 2740 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe PID 2672 wrote to memory of 2740 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe PID 2672 wrote to memory of 2740 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe PID 2004 wrote to memory of 2884 2004 vnc.exe WerFault.exe PID 2004 wrote to memory of 2884 2004 vnc.exe WerFault.exe PID 2004 wrote to memory of 2884 2004 vnc.exe WerFault.exe PID 2004 wrote to memory of 2884 2004 vnc.exe WerFault.exe PID 2672 wrote to memory of 2880 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe schtasks.exe PID 2672 wrote to memory of 2880 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe schtasks.exe PID 2672 wrote to memory of 2880 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe schtasks.exe PID 2672 wrote to memory of 2880 2672 a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe"C:\Users\Admin\AppData\Local\Temp\a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.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:2672 -
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:2004 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:2252
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2004 -s 1603⤵
- Loads dropped DLL
- Program crash
PID:2884
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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:2264 -
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:2124
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C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"C:\Users\Admin\AppData\Roaming\SubDir\winsock.exe"3⤵PID:2408
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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:1196
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C:\Users\Admin\AppData\Local\Temp\a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe"C:\Users\Admin\AppData\Local\Temp\a7c50465228b8a87dc31914f11d0720d33b2191171e9674c32cc774815dbd331N.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2740
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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:2880
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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