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Analysis
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max time kernel
15s -
max time network
19s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
26/12/2024, 15:28
Behavioral task
behavioral1
Sample
bfb3e6daea1702910db0a80b3d00a67f609e439d6cbe2434e089fe52682be928N.dll
Resource
win7-20240708-en
General
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Target
bfb3e6daea1702910db0a80b3d00a67f609e439d6cbe2434e089fe52682be928N.dll
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Size
76KB
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MD5
8f2776e1d18000183d28caddd50d6bd0
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SHA1
216c0e2fb300b69a1aa1a3ffbe0ab09aa9c28e5f
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SHA256
bfb3e6daea1702910db0a80b3d00a67f609e439d6cbe2434e089fe52682be928
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SHA512
6b0c7eb95dc87beffb3a34cbec4de5db7438291c45f18b99c2277169dbe74b963e72eb4810cd70759bcc6c52f4f89d6b109d053d4e84847f8ff35f402bb1a847
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SSDEEP
1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZujPxM:c8y93KQjy7G55riF1cMo032S
Malware Config
Signatures
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resource yara_rule behavioral1/memory/3048-0-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/3048-1-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Program crash 1 IoCs
pid pid_target Process procid_target 2192 3048 WerFault.exe 30 -
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 3048 rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2376 wrote to memory of 3048 2376 rundll32.exe 30 PID 2376 wrote to memory of 3048 2376 rundll32.exe 30 PID 2376 wrote to memory of 3048 2376 rundll32.exe 30 PID 2376 wrote to memory of 3048 2376 rundll32.exe 30 PID 2376 wrote to memory of 3048 2376 rundll32.exe 30 PID 2376 wrote to memory of 3048 2376 rundll32.exe 30 PID 2376 wrote to memory of 3048 2376 rundll32.exe 30 PID 3048 wrote to memory of 2192 3048 rundll32.exe 31 PID 3048 wrote to memory of 2192 3048 rundll32.exe 31 PID 3048 wrote to memory of 2192 3048 rundll32.exe 31 PID 3048 wrote to memory of 2192 3048 rundll32.exe 31
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\bfb3e6daea1702910db0a80b3d00a67f609e439d6cbe2434e089fe52682be928N.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2376 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\bfb3e6daea1702910db0a80b3d00a67f609e439d6cbe2434e089fe52682be928N.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3048 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3048 -s 3043⤵
- Program crash
PID:2192
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