Analysis
-
max time kernel
94s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
10-11-2024 01:26
Static task
static1
Behavioral task
behavioral1
Sample
a83b45aed9486eb485de33e7adb4974ea2cb8f51a9bf7fcf1c7c89140442c7a5.exe
Resource
win7-20240903-en
General
-
Target
a83b45aed9486eb485de33e7adb4974ea2cb8f51a9bf7fcf1c7c89140442c7a5.exe
-
Size
391KB
-
MD5
eb5920e2dc032f4b61d54b50e73ea860
-
SHA1
f22599dc5773869846a36055a0611c271958b2ac
-
SHA256
a83b45aed9486eb485de33e7adb4974ea2cb8f51a9bf7fcf1c7c89140442c7a5
-
SHA512
73549f72ea2bcd9eb080df5df9f78b33985a1d92a730d8954199a5e5cbfbc2e4b3e5c5d96ea5a96b8fa865c84955ec7e7aea9c8eccc1137709a2cc0a5cbebd15
-
SSDEEP
6144:3Rq3IrQK8fM5TFRSWBPbubcks4m0kXs4UM7s7fq:3Rq4rQK8fCXSGPbuds4AXs4NQ
Malware Config
Signatures
-
Detects Healer an antivirus disabler dropper 17 IoCs
Processes:
resource yara_rule behavioral2/memory/1540-5-0x0000000002650000-0x000000000266A000-memory.dmp healer behavioral2/memory/1540-7-0x0000000002A80000-0x0000000002A98000-memory.dmp healer behavioral2/memory/1540-13-0x0000000002A80000-0x0000000002A93000-memory.dmp healer behavioral2/memory/1540-35-0x0000000002A80000-0x0000000002A93000-memory.dmp healer behavioral2/memory/1540-34-0x0000000002A80000-0x0000000002A93000-memory.dmp healer behavioral2/memory/1540-31-0x0000000002A80000-0x0000000002A93000-memory.dmp healer behavioral2/memory/1540-30-0x0000000002A80000-0x0000000002A93000-memory.dmp healer behavioral2/memory/1540-27-0x0000000002A80000-0x0000000002A93000-memory.dmp healer behavioral2/memory/1540-25-0x0000000002A80000-0x0000000002A93000-memory.dmp healer behavioral2/memory/1540-23-0x0000000002A80000-0x0000000002A93000-memory.dmp healer behavioral2/memory/1540-21-0x0000000002A80000-0x0000000002A93000-memory.dmp healer behavioral2/memory/1540-19-0x0000000002A80000-0x0000000002A93000-memory.dmp healer behavioral2/memory/1540-17-0x0000000002A80000-0x0000000002A93000-memory.dmp healer behavioral2/memory/1540-15-0x0000000002A80000-0x0000000002A93000-memory.dmp healer behavioral2/memory/1540-11-0x0000000002A80000-0x0000000002A93000-memory.dmp healer behavioral2/memory/1540-9-0x0000000002A80000-0x0000000002A93000-memory.dmp healer behavioral2/memory/1540-8-0x0000000002A80000-0x0000000002A93000-memory.dmp healer -
Healer family
-
Processes:
a83b45aed9486eb485de33e7adb4974ea2cb8f51a9bf7fcf1c7c89140442c7a5.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection a83b45aed9486eb485de33e7adb4974ea2cb8f51a9bf7fcf1c7c89140442c7a5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" a83b45aed9486eb485de33e7adb4974ea2cb8f51a9bf7fcf1c7c89140442c7a5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" a83b45aed9486eb485de33e7adb4974ea2cb8f51a9bf7fcf1c7c89140442c7a5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" a83b45aed9486eb485de33e7adb4974ea2cb8f51a9bf7fcf1c7c89140442c7a5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" a83b45aed9486eb485de33e7adb4974ea2cb8f51a9bf7fcf1c7c89140442c7a5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" a83b45aed9486eb485de33e7adb4974ea2cb8f51a9bf7fcf1c7c89140442c7a5.exe -
Processes:
a83b45aed9486eb485de33e7adb4974ea2cb8f51a9bf7fcf1c7c89140442c7a5.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features a83b45aed9486eb485de33e7adb4974ea2cb8f51a9bf7fcf1c7c89140442c7a5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" a83b45aed9486eb485de33e7adb4974ea2cb8f51a9bf7fcf1c7c89140442c7a5.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 664 1540 WerFault.exe a83b45aed9486eb485de33e7adb4974ea2cb8f51a9bf7fcf1c7c89140442c7a5.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
a83b45aed9486eb485de33e7adb4974ea2cb8f51a9bf7fcf1c7c89140442c7a5.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a83b45aed9486eb485de33e7adb4974ea2cb8f51a9bf7fcf1c7c89140442c7a5.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
a83b45aed9486eb485de33e7adb4974ea2cb8f51a9bf7fcf1c7c89140442c7a5.exepid process 1540 a83b45aed9486eb485de33e7adb4974ea2cb8f51a9bf7fcf1c7c89140442c7a5.exe 1540 a83b45aed9486eb485de33e7adb4974ea2cb8f51a9bf7fcf1c7c89140442c7a5.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
a83b45aed9486eb485de33e7adb4974ea2cb8f51a9bf7fcf1c7c89140442c7a5.exedescription pid process Token: SeDebugPrivilege 1540 a83b45aed9486eb485de33e7adb4974ea2cb8f51a9bf7fcf1c7c89140442c7a5.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\a83b45aed9486eb485de33e7adb4974ea2cb8f51a9bf7fcf1c7c89140442c7a5.exe"C:\Users\Admin\AppData\Local\Temp\a83b45aed9486eb485de33e7adb4974ea2cb8f51a9bf7fcf1c7c89140442c7a5.exe"1⤵
- Modifies Windows Defender Real-time Protection settings
- Windows security modification
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1540 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1540 -s 9522⤵
- Program crash
PID:664
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1540 -ip 15401⤵PID:2468