Analysis
-
max time kernel
110s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
16-08-2024 16:36
Behavioral task
behavioral1
Sample
1fb1ef6b1014af8e84a43c50fe02d5e0N.dll
Resource
win7-20240705-en
5 signatures
120 seconds
General
-
Target
1fb1ef6b1014af8e84a43c50fe02d5e0N.dll
-
Size
76KB
-
MD5
1fb1ef6b1014af8e84a43c50fe02d5e0
-
SHA1
3e652a8da76d019098d4e08b0a6717eb1bc530c0
-
SHA256
4cbf42edc0b51cf5ea28372e2a86983ffbcc333598e7c946f071a33a440340f5
-
SHA512
e0f1e8c9e0a70dff26637c9cc81f1aa9cd15373fa690ffe5a00faca5f0e9d0fba6c1844062662a7a8817c880c66953b8005924a660087a9e785abbb99dd22dd8
-
SSDEEP
1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZLkn2U39x:c8y93KQjy7G55riF1cMo03GntT
Malware Config
Signatures
-
Processes:
resource yara_rule behavioral1/memory/484-1-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/484-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/484-2-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/484-4-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target Process procid_target 2104 484 WerFault.exe 31 -
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:
rundll32.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
rundll32.exedescription pid Process Token: SeDebugPrivilege 484 rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
rundll32.exerundll32.exedescription pid Process procid_target PID 2144 wrote to memory of 484 2144 rundll32.exe 31 PID 2144 wrote to memory of 484 2144 rundll32.exe 31 PID 2144 wrote to memory of 484 2144 rundll32.exe 31 PID 2144 wrote to memory of 484 2144 rundll32.exe 31 PID 2144 wrote to memory of 484 2144 rundll32.exe 31 PID 2144 wrote to memory of 484 2144 rundll32.exe 31 PID 2144 wrote to memory of 484 2144 rundll32.exe 31 PID 484 wrote to memory of 2104 484 rundll32.exe 32 PID 484 wrote to memory of 2104 484 rundll32.exe 32 PID 484 wrote to memory of 2104 484 rundll32.exe 32 PID 484 wrote to memory of 2104 484 rundll32.exe 32
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1fb1ef6b1014af8e84a43c50fe02d5e0N.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2144 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1fb1ef6b1014af8e84a43c50fe02d5e0N.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:484 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 484 -s 3043⤵
- Program crash
PID:2104
-
-