Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
15-08-2024 18:07
Behavioral task
behavioral1
Sample
65a7a8a0bdcffba9b0b87c39d5781a00N.dll
Resource
win7-20240729-en
General
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Target
65a7a8a0bdcffba9b0b87c39d5781a00N.dll
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Size
76KB
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MD5
65a7a8a0bdcffba9b0b87c39d5781a00
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SHA1
77fdb2f682259ef5f650e7b9d2410bf8833b6bfb
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SHA256
56b0df776fe2d8e59ed3c7664d3be5644e283301c964b4173ef1d75b3d0a0b18
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SHA512
414f05feb5ce20a74ba26197d9af7149466a9822b56990eaea8f7e0f5df93405e4d6a44cb0dd446890a0940b41601e57e614783f8fc8dba6004eda210af6f62d
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SSDEEP
1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZzVxV+u:c8y93KQjy7G55riF1cMo037xV+u
Malware Config
Signatures
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Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
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resource yara_rule behavioral1/memory/2848-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/2848-2-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/2848-1-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/2848-4-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Program crash 1 IoCs
pid pid_target Process procid_target 2272 2848 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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2848 rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2732 wrote to memory of 2848 2732 rundll32.exe 31 PID 2732 wrote to memory of 2848 2732 rundll32.exe 31 PID 2732 wrote to memory of 2848 2732 rundll32.exe 31 PID 2732 wrote to memory of 2848 2732 rundll32.exe 31 PID 2732 wrote to memory of 2848 2732 rundll32.exe 31 PID 2732 wrote to memory of 2848 2732 rundll32.exe 31 PID 2732 wrote to memory of 2848 2732 rundll32.exe 31 PID 2848 wrote to memory of 2272 2848 rundll32.exe 32 PID 2848 wrote to memory of 2272 2848 rundll32.exe 32 PID 2848 wrote to memory of 2272 2848 rundll32.exe 32 PID 2848 wrote to memory of 2272 2848 rundll32.exe 32
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\65a7a8a0bdcffba9b0b87c39d5781a00N.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2732 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\65a7a8a0bdcffba9b0b87c39d5781a00N.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2848 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2848 -s 3123⤵
- Program crash
PID:2272
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