Analysis
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max time kernel
105s -
max time network
106s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
16-08-2024 17:07
Behavioral task
behavioral1
Sample
42f05b29b8c33d76aff8c4f9c4b44570N.dll
Resource
win7-20240729-en
5 signatures
120 seconds
General
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Target
42f05b29b8c33d76aff8c4f9c4b44570N.dll
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Size
76KB
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MD5
42f05b29b8c33d76aff8c4f9c4b44570
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SHA1
f6bbc176945099b84cf6e3192b99949d8c3eef5f
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SHA256
969ee97c551e55f8e2f64cfc3ab2c6e0b35b514af300345595b46e9f1e82c1a6
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SHA512
73069a2b84c313327fd895193999be720a9fd4f2edefe3d8f9d463746d20b4e04aa8d3de84a5ec3b95d1bed95587db881c817daa204641befe2d57b50b09eb84
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SSDEEP
1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zl72u8tF8:c8y93KQjy7G55riF1cMo03mu3
Malware Config
Signatures
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Processes:
resource yara_rule behavioral2/memory/4840-0-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/4840-2-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target Process procid_target 1660 4840 WerFault.exe 84 -
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 4840 rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid Process procid_target PID 2052 wrote to memory of 4840 2052 rundll32.exe 84 PID 2052 wrote to memory of 4840 2052 rundll32.exe 84 PID 2052 wrote to memory of 4840 2052 rundll32.exe 84
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\42f05b29b8c33d76aff8c4f9c4b44570N.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2052 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\42f05b29b8c33d76aff8c4f9c4b44570N.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4840 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4840 -s 7163⤵
- Program crash
PID:1660
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4840 -ip 48401⤵PID:3588