Analysis
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max time kernel
3s -
max time network
32s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
04-12-2024 05:04
Behavioral task
behavioral1
Sample
dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe
Resource
win10v2004-20241007-en
General
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Target
dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe
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Size
2.0MB
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MD5
88463b79296970a2ed8e5bfa128b9f20
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SHA1
214c3cb5d1939db569ec1fffb96ef9f9de689e3e
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SHA256
dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242
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SHA512
9c3b7b0b0657dbc42c625552f3a994ec206f46413ec1852d2dbf71df5eded3e191209c725f79dd33f2f016d4e917a4e99a1fa9500521f4431367fae532d399c0
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SSDEEP
24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYn:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y9
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 5 IoCs
Processes:
resource yara_rule behavioral1/files/0x000700000001878c-26.dat family_quasar behavioral1/memory/2496-46-0x0000000000900000-0x000000000095E000-memory.dmp family_quasar behavioral1/memory/688-58-0x0000000000FB0000-0x000000000100E000-memory.dmp family_quasar behavioral1/files/0x000700000001922c-62.dat family_quasar behavioral1/memory/2732-95-0x00000000002C0000-0x000000000031E000-memory.dmp family_quasar -
Executes dropped EXE 3 IoCs
Processes:
vnc.exewindef.exewinsock.exepid Process 2388 vnc.exe 2496 windef.exe 688 winsock.exe -
Loads dropped DLL 13 IoCs
Processes:
dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exeWerFault.exewindef.exepid Process 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 2196 WerFault.exe 2196 WerFault.exe 2196 WerFault.exe 2196 WerFault.exe 2496 windef.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exedescription ioc Process File opened (read-only) \??\p: dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe File opened (read-only) \??\t: dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe File opened (read-only) \??\v: dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe File opened (read-only) \??\w: dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe File opened (read-only) \??\x: dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe File opened (read-only) \??\a: dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe File opened (read-only) \??\m: dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe File opened (read-only) \??\l: dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe File opened (read-only) \??\o: dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe File opened (read-only) \??\r: dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe File opened (read-only) \??\u: dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe File opened (read-only) \??\y: dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe File opened (read-only) \??\z: dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe File opened (read-only) \??\b: dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe File opened (read-only) \??\h: dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe File opened (read-only) \??\i: dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe File opened (read-only) \??\q: dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe File opened (read-only) \??\s: dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe File opened (read-only) \??\e: dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe File opened (read-only) \??\g: dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe File opened (read-only) \??\n: dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe File opened (read-only) \??\j: dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe File opened (read-only) \??\k: dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.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 -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
Processes:
resource yara_rule behavioral1/files/0x000700000001922c-62.dat autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exedescription pid Process procid_target PID 3052 set thread context of 2864 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 33 -
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.exeWerFault.exepid pid_target Process procid_target 2196 2388 WerFault.exe 30 1780 1616 WerFault.exe 47 -
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.
Processes:
schtasks.exewinsock.exedece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exevnc.exewindef.exedece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exeschtasks.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winsock.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 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 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 4 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exeschtasks.exeschtasks.exepid Process 2348 schtasks.exe 2888 schtasks.exe 2808 schtasks.exe 2584 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exepid Process 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
windef.exewinsock.exedescription pid Process Token: SeDebugPrivilege 2496 windef.exe Token: SeDebugPrivilege 688 winsock.exe -
Suspicious use of WriteProcessMemory 35 IoCs
Processes:
dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exevnc.exewindef.exedescription pid Process procid_target PID 3052 wrote to memory of 2388 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 30 PID 3052 wrote to memory of 2388 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 30 PID 3052 wrote to memory of 2388 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 30 PID 3052 wrote to memory of 2388 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 30 PID 2388 wrote to memory of 264 2388 vnc.exe 31 PID 2388 wrote to memory of 264 2388 vnc.exe 31 PID 2388 wrote to memory of 264 2388 vnc.exe 31 PID 2388 wrote to memory of 264 2388 vnc.exe 31 PID 2388 wrote to memory of 264 2388 vnc.exe 31 PID 3052 wrote to memory of 2496 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 32 PID 3052 wrote to memory of 2496 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 32 PID 3052 wrote to memory of 2496 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 32 PID 3052 wrote to memory of 2496 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 32 PID 3052 wrote to memory of 2864 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 33 PID 3052 wrote to memory of 2864 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 33 PID 3052 wrote to memory of 2864 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 33 PID 3052 wrote to memory of 2864 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 33 PID 3052 wrote to memory of 2864 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 33 PID 3052 wrote to memory of 2864 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 33 PID 3052 wrote to memory of 2808 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 34 PID 3052 wrote to memory of 2808 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 34 PID 3052 wrote to memory of 2808 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 34 PID 3052 wrote to memory of 2808 3052 dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe 34 PID 2388 wrote to memory of 2196 2388 vnc.exe 36 PID 2388 wrote to memory of 2196 2388 vnc.exe 36 PID 2388 wrote to memory of 2196 2388 vnc.exe 36 PID 2388 wrote to memory of 2196 2388 vnc.exe 36 PID 2496 wrote to memory of 2584 2496 windef.exe 38 PID 2496 wrote to memory of 2584 2496 windef.exe 38 PID 2496 wrote to memory of 2584 2496 windef.exe 38 PID 2496 wrote to memory of 2584 2496 windef.exe 38 PID 2496 wrote to memory of 688 2496 windef.exe 40 PID 2496 wrote to memory of 688 2496 windef.exe 40 PID 2496 wrote to memory of 688 2496 windef.exe 40 PID 2496 wrote to memory of 688 2496 windef.exe 40
Processes
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C:\Users\Admin\AppData\Local\Temp\dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe"C:\Users\Admin\AppData\Local\Temp\dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.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:3052 -
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:2388 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵PID:264
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2388 -s 1603⤵
- Loads dropped DLL
- Program crash
PID:2196
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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:2496 -
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:2584
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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
- Suspicious use of AdjustPrivilegeToken
PID:688 -
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:2348
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C:\Users\Admin\AppData\Local\Temp\dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe"C:\Users\Admin\AppData\Local\Temp\dece1eabc1938846d35a4ee328d743bd28f295e4abd01943aa68d221a02dc242N.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2864
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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:2808
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C:\Windows\system32\taskeng.exetaskeng.exe {0ED961BC-C8AA-4F09-AA8B-AF8C3DF04A26} S-1-5-21-4177215427-74451935-3209572229-1000:JSMURNPT\Admin:Interactive:[1]1⤵PID:1716
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exeC:\Users\Admin\btpanui\SystemPropertiesPerformance.exe2⤵PID:1684
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"3⤵PID:1616
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k4⤵PID:380
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 1604⤵
- Program crash
PID:1780
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"3⤵PID:2732
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C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe"3⤵PID:1568
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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:2888
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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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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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Filesize
211B
MD5a3728a31751005063011b05d69945bb8
SHA183e0a64eb6c103b26a2c7f0e02f1485a22d7b452
SHA256c2658a27ecb749f22531d4a8ce6434f7f8e6887aee5af69c9fc7aba6ab14bc03
SHA512f74dfd9c0f0cc42a2790eff6935874fd900cd8c0c7a2e8f6f8b1fbfa7623085e6bd13d08e3b44e7bec2e38ff5b2430c364ba3033ad8a79933d9ba8012d78af25
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Filesize
2.0MB
MD5b58a3694e7610b424a392a78eaaf8419
SHA1ec5ef93043b6e8606423b957a1095d8540757340
SHA256ec73c2a3ee16621878efdd29346ed26e8be0d4266fb8927625f037970e263c00
SHA512619a95217107aba460adbc33e36218b4580fc9151efc14e9131fe5fb0bb21ea83e88a47ebc21ae2313e9aa54379a5e6365794edc527d6b67743dcff6284f61e7
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Filesize
349KB
MD5b4a202e03d4135484d0e730173abcc72
SHA101b30014545ea526c15a60931d676f9392ea0c70
SHA2567050608d53f80269df951d00883ed79815c060ce7678a76b5c3f6a2a985beea9
SHA512632a035a3b722ea29b02aad1f0da3df5bdc38abc7e6617223790955c6c0830f1070b528680416d5c63ea5e846074cdad87f06c21c35a77b1ccc4edc089d8b1fb